FXGraphics2D.html 168 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985986987988989990991992993994995996997998999100010011002100310041005100610071008100910101011101210131014101510161017101810191020102110221023102410251026102710281029103010311032103310341035103610371038103910401041104210431044104510461047104810491050105110521053105410551056105710581059106010611062106310641065106610671068106910701071107210731074107510761077107810791080108110821083108410851086108710881089109010911092109310941095109610971098109911001101110211031104110511061107110811091110111111121113111411151116111711181119112011211122112311241125112611271128112911301131113211331134113511361137113811391140114111421143114411451146114711481149115011511152115311541155115611571158115911601161116211631164116511661167116811691170117111721173117411751176117711781179118011811182118311841185118611871188118911901191119211931194119511961197119811991200120112021203120412051206120712081209121012111212121312141215121612171218121912201221122212231224122512261227122812291230123112321233123412351236123712381239124012411242124312441245124612471248124912501251125212531254125512561257125812591260126112621263126412651266126712681269127012711272127312741275127612771278127912801281128212831284128512861287128812891290129112921293129412951296129712981299130013011302130313041305130613071308130913101311131213131314131513161317131813191320132113221323132413251326132713281329133013311332133313341335133613371338133913401341134213431344134513461347134813491350135113521353135413551356135713581359136013611362136313641365136613671368136913701371137213731374137513761377137813791380138113821383138413851386138713881389139013911392139313941395139613971398139914001401140214031404140514061407140814091410141114121413141414151416141714181419142014211422142314241425142614271428142914301431143214331434143514361437143814391440144114421443144414451446144714481449145014511452145314541455145614571458145914601461146214631464146514661467146814691470147114721473147414751476147714781479148014811482148314841485148614871488148914901491149214931494149514961497149814991500150115021503150415051506150715081509151015111512151315141515151615171518151915201521152215231524152515261527152815291530153115321533153415351536153715381539154015411542154315441545154615471548154915501551155215531554155515561557155815591560156115621563156415651566156715681569157015711572157315741575157615771578157915801581158215831584158515861587158815891590159115921593159415951596159715981599160016011602160316041605160616071608160916101611161216131614161516161617161816191620162116221623162416251626162716281629163016311632163316341635163616371638163916401641164216431644164516461647164816491650165116521653165416551656165716581659166016611662166316641665166616671668166916701671167216731674167516761677167816791680168116821683168416851686168716881689169016911692169316941695169616971698169917001701170217031704170517061707170817091710171117121713171417151716171717181719172017211722172317241725172617271728172917301731173217331734173517361737173817391740174117421743174417451746174717481749175017511752175317541755175617571758175917601761176217631764176517661767176817691770177117721773177417751776177717781779178017811782178317841785178617871788178917901791179217931794179517961797179817991800180118021803180418051806180718081809181018111812181318141815181618171818181918201821182218231824182518261827182818291830183118321833183418351836183718381839184018411842184318441845184618471848184918501851185218531854185518561857185818591860186118621863186418651866186718681869187018711872187318741875187618771878187918801881188218831884188518861887188818891890189118921893189418951896
  1. <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
  2. <html lang="en">
  3. <head>
  4. <title>Source code</title>
  5. <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
  6. </head>
  7. <body>
  8. <div class="sourceContainer">
  9. <pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
  10. <span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
  11. <span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
  12. <span class="sourceLineNo">004</span> *<a name="line.4"></a>
  13. <span class="sourceLineNo">005</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.5"></a>
  14. <span class="sourceLineNo">006</span> *<a name="line.6"></a>
  15. <span class="sourceLineNo">007</span> * Project Info: http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
  16. <span class="sourceLineNo">008</span> *<a name="line.8"></a>
  17. <span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
  18. <span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
  19. <span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
  20. <span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
  21. <span class="sourceLineNo">013</span> *<a name="line.13"></a>
  22. <span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
  23. <span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
  24. <span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
  25. <span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
  26. <span class="sourceLineNo">018</span> *<a name="line.18"></a>
  27. <span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
  28. <span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
  29. <span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,<a name="line.21"></a>
  30. <span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
  31. <span class="sourceLineNo">023</span> *<a name="line.23"></a>
  32. <span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
  33. <span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
  34. <span class="sourceLineNo">026</span> *<a name="line.26"></a>
  35. <span class="sourceLineNo">027</span> * -----------------<a name="line.27"></a>
  36. <span class="sourceLineNo">028</span> * FXGraphics2D.java<a name="line.28"></a>
  37. <span class="sourceLineNo">029</span> * -----------------<a name="line.29"></a>
  38. <span class="sourceLineNo">030</span> * (C) Copyright 2014, by Object Refinery Limited and Contributors.<a name="line.30"></a>
  39. <span class="sourceLineNo">031</span> *<a name="line.31"></a>
  40. <span class="sourceLineNo">032</span> * Original Author: David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
  41. <span class="sourceLineNo">033</span> * Contributor(s): -;<a name="line.33"></a>
  42. <span class="sourceLineNo">034</span><a name="line.34"></a>
  43. <span class="sourceLineNo">035</span> * Changes:<a name="line.35"></a>
  44. <span class="sourceLineNo">036</span> * --------<a name="line.36"></a>
  45. <span class="sourceLineNo">037</span> * 20-Jun-2014 : Version 1 (DG);<a name="line.37"></a>
  46. <span class="sourceLineNo">038</span> */<a name="line.38"></a>
  47. <span class="sourceLineNo">039</span><a name="line.39"></a>
  48. <span class="sourceLineNo">040</span><a name="line.40"></a>
  49. <span class="sourceLineNo">041</span>package org.jfree.chart.fx;<a name="line.41"></a>
  50. <span class="sourceLineNo">042</span><a name="line.42"></a>
  51. <span class="sourceLineNo">043</span>import java.awt.AlphaComposite;<a name="line.43"></a>
  52. <span class="sourceLineNo">044</span>import java.awt.BasicStroke;<a name="line.44"></a>
  53. <span class="sourceLineNo">045</span>import java.awt.Color;<a name="line.45"></a>
  54. <span class="sourceLineNo">046</span>import java.awt.Composite;<a name="line.46"></a>
  55. <span class="sourceLineNo">047</span>import java.awt.Font;<a name="line.47"></a>
  56. <span class="sourceLineNo">048</span>import java.awt.FontMetrics;<a name="line.48"></a>
  57. <span class="sourceLineNo">049</span>import java.awt.GradientPaint;<a name="line.49"></a>
  58. <span class="sourceLineNo">050</span>import java.awt.Graphics;<a name="line.50"></a>
  59. <span class="sourceLineNo">051</span>import java.awt.Graphics2D;<a name="line.51"></a>
  60. <span class="sourceLineNo">052</span>import java.awt.GraphicsConfiguration;<a name="line.52"></a>
  61. <span class="sourceLineNo">053</span>import java.awt.Image;<a name="line.53"></a>
  62. <span class="sourceLineNo">054</span>import java.awt.LinearGradientPaint;<a name="line.54"></a>
  63. <span class="sourceLineNo">055</span>import java.awt.MultipleGradientPaint;<a name="line.55"></a>
  64. <span class="sourceLineNo">056</span>import java.awt.Paint;<a name="line.56"></a>
  65. <span class="sourceLineNo">057</span>import java.awt.RadialGradientPaint;<a name="line.57"></a>
  66. <span class="sourceLineNo">058</span>import java.awt.Rectangle;<a name="line.58"></a>
  67. <span class="sourceLineNo">059</span>import java.awt.RenderingHints;<a name="line.59"></a>
  68. <span class="sourceLineNo">060</span>import java.awt.Shape;<a name="line.60"></a>
  69. <span class="sourceLineNo">061</span>import java.awt.Stroke;<a name="line.61"></a>
  70. <span class="sourceLineNo">062</span>import java.awt.font.FontRenderContext;<a name="line.62"></a>
  71. <span class="sourceLineNo">063</span>import java.awt.font.GlyphVector;<a name="line.63"></a>
  72. <span class="sourceLineNo">064</span>import java.awt.font.TextLayout;<a name="line.64"></a>
  73. <span class="sourceLineNo">065</span>import java.awt.geom.AffineTransform;<a name="line.65"></a>
  74. <span class="sourceLineNo">066</span>import java.awt.geom.Arc2D;<a name="line.66"></a>
  75. <span class="sourceLineNo">067</span>import java.awt.geom.Area;<a name="line.67"></a>
  76. <span class="sourceLineNo">068</span>import java.awt.geom.Ellipse2D;<a name="line.68"></a>
  77. <span class="sourceLineNo">069</span>import java.awt.geom.GeneralPath;<a name="line.69"></a>
  78. <span class="sourceLineNo">070</span>import java.awt.geom.Line2D;<a name="line.70"></a>
  79. <span class="sourceLineNo">071</span>import java.awt.geom.NoninvertibleTransformException;<a name="line.71"></a>
  80. <span class="sourceLineNo">072</span>import java.awt.geom.Path2D;<a name="line.72"></a>
  81. <span class="sourceLineNo">073</span>import java.awt.geom.PathIterator;<a name="line.73"></a>
  82. <span class="sourceLineNo">074</span>import java.awt.geom.Point2D;<a name="line.74"></a>
  83. <span class="sourceLineNo">075</span>import java.awt.geom.Rectangle2D;<a name="line.75"></a>
  84. <span class="sourceLineNo">076</span>import java.awt.geom.RoundRectangle2D;<a name="line.76"></a>
  85. <span class="sourceLineNo">077</span>import java.awt.image.BufferedImage;<a name="line.77"></a>
  86. <span class="sourceLineNo">078</span>import java.awt.image.BufferedImageOp;<a name="line.78"></a>
  87. <span class="sourceLineNo">079</span>import java.awt.image.ColorModel;<a name="line.79"></a>
  88. <span class="sourceLineNo">080</span>import java.awt.image.ImageObserver;<a name="line.80"></a>
  89. <span class="sourceLineNo">081</span>import java.awt.image.RenderedImage;<a name="line.81"></a>
  90. <span class="sourceLineNo">082</span>import java.awt.image.WritableRaster;<a name="line.82"></a>
  91. <span class="sourceLineNo">083</span>import java.awt.image.renderable.RenderableImage;<a name="line.83"></a>
  92. <span class="sourceLineNo">084</span>import java.text.AttributedCharacterIterator;<a name="line.84"></a>
  93. <span class="sourceLineNo">085</span>import java.util.Hashtable;<a name="line.85"></a>
  94. <span class="sourceLineNo">086</span>import java.util.Map;<a name="line.86"></a>
  95. <span class="sourceLineNo">087</span>import java.util.Set;<a name="line.87"></a>
  96. <span class="sourceLineNo">088</span>import javafx.embed.swing.SwingFXUtils;<a name="line.88"></a>
  97. <span class="sourceLineNo">089</span>import javafx.scene.canvas.Canvas;<a name="line.89"></a>
  98. <span class="sourceLineNo">090</span>import javafx.scene.canvas.GraphicsContext;<a name="line.90"></a>
  99. <span class="sourceLineNo">091</span>import javafx.scene.paint.CycleMethod;<a name="line.91"></a>
  100. <span class="sourceLineNo">092</span>import javafx.scene.paint.LinearGradient;<a name="line.92"></a>
  101. <span class="sourceLineNo">093</span>import javafx.scene.paint.RadialGradient;<a name="line.93"></a>
  102. <span class="sourceLineNo">094</span>import javafx.scene.paint.Stop;<a name="line.94"></a>
  103. <span class="sourceLineNo">095</span>import javafx.scene.shape.ArcType;<a name="line.95"></a>
  104. <span class="sourceLineNo">096</span>import javafx.scene.shape.StrokeLineCap;<a name="line.96"></a>
  105. <span class="sourceLineNo">097</span>import javafx.scene.shape.StrokeLineJoin;<a name="line.97"></a>
  106. <span class="sourceLineNo">098</span>import javafx.scene.text.FontPosture;<a name="line.98"></a>
  107. <span class="sourceLineNo">099</span>import javafx.scene.text.FontWeight;<a name="line.99"></a>
  108. <span class="sourceLineNo">100</span><a name="line.100"></a>
  109. <span class="sourceLineNo">101</span>/**<a name="line.101"></a>
  110. <span class="sourceLineNo">102</span> * A {@link Graphics2D} implementation that writes to a JavaFX {@link Canvas}.<a name="line.102"></a>
  111. <span class="sourceLineNo">103</span> * This class is copied directly from the FXGraphics2D project, we keep a local<a name="line.103"></a>
  112. <span class="sourceLineNo">104</span> * copy to avoid having a dependency to manage.<a name="line.104"></a>
  113. <span class="sourceLineNo">105</span> * <a name="line.105"></a>
  114. <span class="sourceLineNo">106</span> * @since 1.0.18<a name="line.106"></a>
  115. <span class="sourceLineNo">107</span> */<a name="line.107"></a>
  116. <span class="sourceLineNo">108</span>public class FXGraphics2D extends Graphics2D {<a name="line.108"></a>
  117. <span class="sourceLineNo">109</span> <a name="line.109"></a>
  118. <span class="sourceLineNo">110</span> /** The graphics context for the JavaFX canvas. */<a name="line.110"></a>
  119. <span class="sourceLineNo">111</span> private final GraphicsContext gc;<a name="line.111"></a>
  120. <span class="sourceLineNo">112</span> <a name="line.112"></a>
  121. <span class="sourceLineNo">113</span> /** The number of times the graphics state has been saved. */<a name="line.113"></a>
  122. <span class="sourceLineNo">114</span> private int saveCount = 0;<a name="line.114"></a>
  123. <span class="sourceLineNo">115</span> <a name="line.115"></a>
  124. <span class="sourceLineNo">116</span> /** A flag to permit clipping to be disabled (since it is buggy). */<a name="line.116"></a>
  125. <span class="sourceLineNo">117</span> private boolean clippingDisabled = false;<a name="line.117"></a>
  126. <span class="sourceLineNo">118</span> <a name="line.118"></a>
  127. <span class="sourceLineNo">119</span> /** Rendering hints. */<a name="line.119"></a>
  128. <span class="sourceLineNo">120</span> private final RenderingHints hints;<a name="line.120"></a>
  129. <span class="sourceLineNo">121</span> <a name="line.121"></a>
  130. <span class="sourceLineNo">122</span> private Shape clip;<a name="line.122"></a>
  131. <span class="sourceLineNo">123</span> <a name="line.123"></a>
  132. <span class="sourceLineNo">124</span> private Paint paint = Color.BLACK;<a name="line.124"></a>
  133. <span class="sourceLineNo">125</span> <a name="line.125"></a>
  134. <span class="sourceLineNo">126</span> private Color awtColor = Color.BLACK;<a name="line.126"></a>
  135. <span class="sourceLineNo">127</span> <a name="line.127"></a>
  136. <span class="sourceLineNo">128</span> private Composite composite = AlphaComposite.getInstance(<a name="line.128"></a>
  137. <span class="sourceLineNo">129</span> AlphaComposite.SRC_OVER, 1.0f);<a name="line.129"></a>
  138. <span class="sourceLineNo">130</span> <a name="line.130"></a>
  139. <span class="sourceLineNo">131</span> private Stroke stroke = new BasicStroke(1.0f);<a name="line.131"></a>
  140. <span class="sourceLineNo">132</span> <a name="line.132"></a>
  141. <span class="sourceLineNo">133</span> /** <a name="line.133"></a>
  142. <span class="sourceLineNo">134</span> * The width of the stroke to use when the user supplies a<a name="line.134"></a>
  143. <span class="sourceLineNo">135</span> * BasicStroke with a width of 0.0 (in this case the Java specification<a name="line.135"></a>
  144. <span class="sourceLineNo">136</span> * says "If width is set to 0.0f, the stroke is rendered as the thinnest <a name="line.136"></a>
  145. <span class="sourceLineNo">137</span> * possible line for the target device and the antialias hint setting.")<a name="line.137"></a>
  146. <span class="sourceLineNo">138</span> */<a name="line.138"></a>
  147. <span class="sourceLineNo">139</span> private double zeroStrokeWidth;<a name="line.139"></a>
  148. <span class="sourceLineNo">140</span> <a name="line.140"></a>
  149. <span class="sourceLineNo">141</span> private Font font = new Font("SansSerif", Font.PLAIN, 12);<a name="line.141"></a>
  150. <span class="sourceLineNo">142</span> <a name="line.142"></a>
  151. <span class="sourceLineNo">143</span> private AffineTransform transform = new AffineTransform();<a name="line.143"></a>
  152. <span class="sourceLineNo">144</span><a name="line.144"></a>
  153. <span class="sourceLineNo">145</span> /** The background color, presently ignored. */<a name="line.145"></a>
  154. <span class="sourceLineNo">146</span> private Color background = Color.BLACK;<a name="line.146"></a>
  155. <span class="sourceLineNo">147</span><a name="line.147"></a>
  156. <span class="sourceLineNo">148</span> /**<a name="line.148"></a>
  157. <span class="sourceLineNo">149</span> * An instance that is lazily instantiated in drawLine and then <a name="line.149"></a>
  158. <span class="sourceLineNo">150</span> * subsequently reused to avoid creating a lot of garbage.<a name="line.150"></a>
  159. <span class="sourceLineNo">151</span> */<a name="line.151"></a>
  160. <span class="sourceLineNo">152</span> private Line2D line;<a name="line.152"></a>
  161. <span class="sourceLineNo">153</span> <a name="line.153"></a>
  162. <span class="sourceLineNo">154</span> /**<a name="line.154"></a>
  163. <span class="sourceLineNo">155</span> * An instance that is lazily instantiated in fillRect and then <a name="line.155"></a>
  164. <span class="sourceLineNo">156</span> * subsequently reused to avoid creating a lot of garbage.<a name="line.156"></a>
  165. <span class="sourceLineNo">157</span> */<a name="line.157"></a>
  166. <span class="sourceLineNo">158</span> Rectangle2D rect;<a name="line.158"></a>
  167. <span class="sourceLineNo">159</span><a name="line.159"></a>
  168. <span class="sourceLineNo">160</span> /**<a name="line.160"></a>
  169. <span class="sourceLineNo">161</span> * An instance that is lazily instantiated in draw/fillRoundRect and then<a name="line.161"></a>
  170. <span class="sourceLineNo">162</span> * subsequently reused to avoid creating a lot of garbage.<a name="line.162"></a>
  171. <span class="sourceLineNo">163</span> */<a name="line.163"></a>
  172. <span class="sourceLineNo">164</span> private RoundRectangle2D roundRect;<a name="line.164"></a>
  173. <span class="sourceLineNo">165</span> <a name="line.165"></a>
  174. <span class="sourceLineNo">166</span> /**<a name="line.166"></a>
  175. <span class="sourceLineNo">167</span> * An instance that is lazily instantiated in draw/fillOval and then<a name="line.167"></a>
  176. <span class="sourceLineNo">168</span> * subsequently reused to avoid creating a lot of garbage.<a name="line.168"></a>
  177. <span class="sourceLineNo">169</span> */<a name="line.169"></a>
  178. <span class="sourceLineNo">170</span> private Ellipse2D oval;<a name="line.170"></a>
  179. <span class="sourceLineNo">171</span> <a name="line.171"></a>
  180. <span class="sourceLineNo">172</span> /**<a name="line.172"></a>
  181. <span class="sourceLineNo">173</span> * An instance that is lazily instantiated in draw/fillArc and then<a name="line.173"></a>
  182. <span class="sourceLineNo">174</span> * subsequently reused to avoid creating a lot of garbage.<a name="line.174"></a>
  183. <span class="sourceLineNo">175</span> */<a name="line.175"></a>
  184. <span class="sourceLineNo">176</span> private Arc2D arc;<a name="line.176"></a>
  185. <span class="sourceLineNo">177</span> <a name="line.177"></a>
  186. <span class="sourceLineNo">178</span> /** A hidden image used for font metrics. */<a name="line.178"></a>
  187. <span class="sourceLineNo">179</span> private final BufferedImage fmImage = new BufferedImage(10, 10, <a name="line.179"></a>
  188. <span class="sourceLineNo">180</span> BufferedImage.TYPE_INT_RGB);<a name="line.180"></a>
  189. <span class="sourceLineNo">181</span><a name="line.181"></a>
  190. <span class="sourceLineNo">182</span> /**<a name="line.182"></a>
  191. <span class="sourceLineNo">183</span> * Throws an {@code IllegalArgumentException} if {@code arg} is<a name="line.183"></a>
  192. <span class="sourceLineNo">184</span> * {@code null}.<a name="line.184"></a>
  193. <span class="sourceLineNo">185</span> * <a name="line.185"></a>
  194. <span class="sourceLineNo">186</span> * @param arg the argument to check.<a name="line.186"></a>
  195. <span class="sourceLineNo">187</span> * @param name the name of the<a name="line.187"></a>
  196. <span class="sourceLineNo">188</span> */<a name="line.188"></a>
  197. <span class="sourceLineNo">189</span> private static void nullNotPermitted(Object arg, String name) {<a name="line.189"></a>
  198. <span class="sourceLineNo">190</span> if (arg == null) {<a name="line.190"></a>
  199. <span class="sourceLineNo">191</span> throw new IllegalArgumentException("Null '" + name + "' argument.");<a name="line.191"></a>
  200. <span class="sourceLineNo">192</span> } <a name="line.192"></a>
  201. <span class="sourceLineNo">193</span> }<a name="line.193"></a>
  202. <span class="sourceLineNo">194</span> <a name="line.194"></a>
  203. <span class="sourceLineNo">195</span> /**<a name="line.195"></a>
  204. <span class="sourceLineNo">196</span> * Creates a new instance that will render to the specified JavaFX<a name="line.196"></a>
  205. <span class="sourceLineNo">197</span> * {@code GraphicsContext}.<a name="line.197"></a>
  206. <span class="sourceLineNo">198</span> * <a name="line.198"></a>
  207. <span class="sourceLineNo">199</span> * @param gc the graphics context ({@code null} not permitted). <a name="line.199"></a>
  208. <span class="sourceLineNo">200</span> */<a name="line.200"></a>
  209. <span class="sourceLineNo">201</span> public FXGraphics2D(GraphicsContext gc) {<a name="line.201"></a>
  210. <span class="sourceLineNo">202</span> nullNotPermitted(gc, "gc");<a name="line.202"></a>
  211. <span class="sourceLineNo">203</span> this.gc = gc;<a name="line.203"></a>
  212. <span class="sourceLineNo">204</span> this.zeroStrokeWidth = 0.5;<a name="line.204"></a>
  213. <span class="sourceLineNo">205</span> this.hints = new RenderingHints(RenderingHints.KEY_ANTIALIASING, <a name="line.205"></a>
  214. <span class="sourceLineNo">206</span> RenderingHints.VALUE_ANTIALIAS_DEFAULT);<a name="line.206"></a>
  215. <span class="sourceLineNo">207</span> }<a name="line.207"></a>
  216. <span class="sourceLineNo">208</span> <a name="line.208"></a>
  217. <span class="sourceLineNo">209</span> /**<a name="line.209"></a>
  218. <span class="sourceLineNo">210</span> * Returns the width to use for the stroke when the AWT stroke<a name="line.210"></a>
  219. <span class="sourceLineNo">211</span> * specified has a zero width (the default value is {@code 0.5}). <a name="line.211"></a>
  220. <span class="sourceLineNo">212</span> * &lt;p&gt;In the Java specification for {@code BasicStroke} it states "If width <a name="line.212"></a>
  221. <span class="sourceLineNo">213</span> * is set to 0.0f, the stroke is rendered as the thinnest possible <a name="line.213"></a>
  222. <span class="sourceLineNo">214</span> * line for the target device and the antialias hint setting." We don't <a name="line.214"></a>
  223. <span class="sourceLineNo">215</span> * have a means to implement that accurately since we must specify a fixed<a name="line.215"></a>
  224. <span class="sourceLineNo">216</span> * width to the JavaFX canvas - this attribute is the width that is <a name="line.216"></a>
  225. <span class="sourceLineNo">217</span> * used.&lt;/p&gt;<a name="line.217"></a>
  226. <span class="sourceLineNo">218</span> * <a name="line.218"></a>
  227. <span class="sourceLineNo">219</span> * @return The width.<a name="line.219"></a>
  228. <span class="sourceLineNo">220</span> */<a name="line.220"></a>
  229. <span class="sourceLineNo">221</span> public double getZeroStrokeWidth() {<a name="line.221"></a>
  230. <span class="sourceLineNo">222</span> return this.zeroStrokeWidth;<a name="line.222"></a>
  231. <span class="sourceLineNo">223</span> }<a name="line.223"></a>
  232. <span class="sourceLineNo">224</span> <a name="line.224"></a>
  233. <span class="sourceLineNo">225</span> /**<a name="line.225"></a>
  234. <span class="sourceLineNo">226</span> * Sets the width to use for the stroke when the current AWT stroke<a name="line.226"></a>
  235. <span class="sourceLineNo">227</span> * has a width of {@code 0.0}.<a name="line.227"></a>
  236. <span class="sourceLineNo">228</span> * <a name="line.228"></a>
  237. <span class="sourceLineNo">229</span> * @param width the new width (must be 0 or greater).<a name="line.229"></a>
  238. <span class="sourceLineNo">230</span> */<a name="line.230"></a>
  239. <span class="sourceLineNo">231</span> public void setZeroStrokeWidth(double width) {<a name="line.231"></a>
  240. <span class="sourceLineNo">232</span> if (width &lt; 0.0) {<a name="line.232"></a>
  241. <span class="sourceLineNo">233</span> throw new IllegalArgumentException("Width cannot be negative.");<a name="line.233"></a>
  242. <span class="sourceLineNo">234</span> }<a name="line.234"></a>
  243. <span class="sourceLineNo">235</span> this.zeroStrokeWidth = width;<a name="line.235"></a>
  244. <span class="sourceLineNo">236</span> }<a name="line.236"></a>
  245. <span class="sourceLineNo">237</span> <a name="line.237"></a>
  246. <span class="sourceLineNo">238</span> /**<a name="line.238"></a>
  247. <span class="sourceLineNo">239</span> * Returns the flag that controls whether or not clipping is actually <a name="line.239"></a>
  248. <span class="sourceLineNo">240</span> * applied to the JavaFX canvas. The default value is currently <a name="line.240"></a>
  249. <span class="sourceLineNo">241</span> * {@code false} (the clipping is ENABLED) but since it does not always<a name="line.241"></a>
  250. <span class="sourceLineNo">242</span> * work correctly you have the option to disable it. See <a name="line.242"></a>
  251. <span class="sourceLineNo">243</span> * &lt;a href="https://javafx-jira.kenai.com/browse/RT-36891"&gt;<a name="line.243"></a>
  252. <span class="sourceLineNo">244</span> * https://javafx-jira.kenai.com/browse/RT-36891&lt;/a&gt; for details (requires <a name="line.244"></a>
  253. <span class="sourceLineNo">245</span> * an account).<a name="line.245"></a>
  254. <span class="sourceLineNo">246</span> * <a name="line.246"></a>
  255. <span class="sourceLineNo">247</span> * @return A boolean.<a name="line.247"></a>
  256. <span class="sourceLineNo">248</span> * <a name="line.248"></a>
  257. <span class="sourceLineNo">249</span> * @see #setClippingDisabled(boolean) <a name="line.249"></a>
  258. <span class="sourceLineNo">250</span> */<a name="line.250"></a>
  259. <span class="sourceLineNo">251</span> public boolean isClippingDisabled() {<a name="line.251"></a>
  260. <span class="sourceLineNo">252</span> return this.clippingDisabled;<a name="line.252"></a>
  261. <span class="sourceLineNo">253</span> }<a name="line.253"></a>
  262. <span class="sourceLineNo">254</span> <a name="line.254"></a>
  263. <span class="sourceLineNo">255</span> /**<a name="line.255"></a>
  264. <span class="sourceLineNo">256</span> * Sets the flag that controls whether or not clipping is disabled.<a name="line.256"></a>
  265. <span class="sourceLineNo">257</span> * <a name="line.257"></a>
  266. <span class="sourceLineNo">258</span> * @param disabled the new flag value.<a name="line.258"></a>
  267. <span class="sourceLineNo">259</span> * <a name="line.259"></a>
  268. <span class="sourceLineNo">260</span> * @see #isClippingDisabled() <a name="line.260"></a>
  269. <span class="sourceLineNo">261</span> */<a name="line.261"></a>
  270. <span class="sourceLineNo">262</span> public void setClippingDisabled(boolean disabled) {<a name="line.262"></a>
  271. <span class="sourceLineNo">263</span> this.clippingDisabled = disabled; <a name="line.263"></a>
  272. <span class="sourceLineNo">264</span> }<a name="line.264"></a>
  273. <span class="sourceLineNo">265</span> <a name="line.265"></a>
  274. <span class="sourceLineNo">266</span> /**<a name="line.266"></a>
  275. <span class="sourceLineNo">267</span> * This method is not implemented yet.<a name="line.267"></a>
  276. <span class="sourceLineNo">268</span> * @return {@code null}.<a name="line.268"></a>
  277. <span class="sourceLineNo">269</span> */<a name="line.269"></a>
  278. <span class="sourceLineNo">270</span> @Override<a name="line.270"></a>
  279. <span class="sourceLineNo">271</span> public GraphicsConfiguration getDeviceConfiguration() {<a name="line.271"></a>
  280. <span class="sourceLineNo">272</span> // FIXME<a name="line.272"></a>
  281. <span class="sourceLineNo">273</span> return null;<a name="line.273"></a>
  282. <span class="sourceLineNo">274</span> }<a name="line.274"></a>
  283. <span class="sourceLineNo">275</span><a name="line.275"></a>
  284. <span class="sourceLineNo">276</span> /**<a name="line.276"></a>
  285. <span class="sourceLineNo">277</span> * Creates a new graphics object that is a copy of this graphics object.<a name="line.277"></a>
  286. <span class="sourceLineNo">278</span> * <a name="line.278"></a>
  287. <span class="sourceLineNo">279</span> * @return A new graphics object.<a name="line.279"></a>
  288. <span class="sourceLineNo">280</span> */<a name="line.280"></a>
  289. <span class="sourceLineNo">281</span> @Override<a name="line.281"></a>
  290. <span class="sourceLineNo">282</span> public Graphics create() {<a name="line.282"></a>
  291. <span class="sourceLineNo">283</span> FXGraphics2D copy = new FXGraphics2D(this.gc);<a name="line.283"></a>
  292. <span class="sourceLineNo">284</span> copy.setRenderingHints(getRenderingHints());<a name="line.284"></a>
  293. <span class="sourceLineNo">285</span> copy.setClip(getClip());<a name="line.285"></a>
  294. <span class="sourceLineNo">286</span> copy.setPaint(getPaint());<a name="line.286"></a>
  295. <span class="sourceLineNo">287</span> copy.setColor(getColor());<a name="line.287"></a>
  296. <span class="sourceLineNo">288</span> copy.setComposite(getComposite());<a name="line.288"></a>
  297. <span class="sourceLineNo">289</span> copy.setStroke(getStroke());<a name="line.289"></a>
  298. <span class="sourceLineNo">290</span> copy.setFont(getFont());<a name="line.290"></a>
  299. <span class="sourceLineNo">291</span> copy.setTransform(getTransform());<a name="line.291"></a>
  300. <span class="sourceLineNo">292</span> copy.setBackground(getBackground());<a name="line.292"></a>
  301. <span class="sourceLineNo">293</span> return copy;<a name="line.293"></a>
  302. <span class="sourceLineNo">294</span> }<a name="line.294"></a>
  303. <span class="sourceLineNo">295</span><a name="line.295"></a>
  304. <span class="sourceLineNo">296</span> /**<a name="line.296"></a>
  305. <span class="sourceLineNo">297</span> * Returns the paint used to draw or fill shapes (or text). The default <a name="line.297"></a>
  306. <span class="sourceLineNo">298</span> * value is {@link Color#BLACK}.<a name="line.298"></a>
  307. <span class="sourceLineNo">299</span> * <a name="line.299"></a>
  308. <span class="sourceLineNo">300</span> * @return The paint (never {@code null}). <a name="line.300"></a>
  309. <span class="sourceLineNo">301</span> * <a name="line.301"></a>
  310. <span class="sourceLineNo">302</span> * @see #setPaint(java.awt.Paint) <a name="line.302"></a>
  311. <span class="sourceLineNo">303</span> */<a name="line.303"></a>
  312. <span class="sourceLineNo">304</span> @Override<a name="line.304"></a>
  313. <span class="sourceLineNo">305</span> public Paint getPaint() {<a name="line.305"></a>
  314. <span class="sourceLineNo">306</span> return this.paint;<a name="line.306"></a>
  315. <span class="sourceLineNo">307</span> }<a name="line.307"></a>
  316. <span class="sourceLineNo">308</span><a name="line.308"></a>
  317. <span class="sourceLineNo">309</span> /**<a name="line.309"></a>
  318. <span class="sourceLineNo">310</span> * Sets the paint used to draw or fill shapes (or text). If <a name="line.310"></a>
  319. <span class="sourceLineNo">311</span> * {@code paint} is an instance of {@code Color}, this method will<a name="line.311"></a>
  320. <span class="sourceLineNo">312</span> * also update the current color attribute (see {@link #getColor()}). If <a name="line.312"></a>
  321. <span class="sourceLineNo">313</span> * you pass {@code null} to this method, it does nothing (in <a name="line.313"></a>
  322. <span class="sourceLineNo">314</span> * accordance with the JDK specification).<a name="line.314"></a>
  323. <span class="sourceLineNo">315</span> * &lt;br&gt;&lt;br&gt;<a name="line.315"></a>
  324. <span class="sourceLineNo">316</span> * Note that this implementation will map {@link Color}, <a name="line.316"></a>
  325. <span class="sourceLineNo">317</span> * {@link GradientPaint}, {@link LinearGradientPaint} and <a name="line.317"></a>
  326. <span class="sourceLineNo">318</span> * {@link RadialGradientPaint}, other paint implementations are not <a name="line.318"></a>
  327. <span class="sourceLineNo">319</span> * handled.<a name="line.319"></a>
  328. <span class="sourceLineNo">320</span> * <a name="line.320"></a>
  329. <span class="sourceLineNo">321</span> * @param paint the paint ({@code null} is permitted but ignored).<a name="line.321"></a>
  330. <span class="sourceLineNo">322</span> * <a name="line.322"></a>
  331. <span class="sourceLineNo">323</span> * @see #getPaint() <a name="line.323"></a>
  332. <span class="sourceLineNo">324</span> */<a name="line.324"></a>
  333. <span class="sourceLineNo">325</span> @Override<a name="line.325"></a>
  334. <span class="sourceLineNo">326</span> public void setPaint(Paint paint) {<a name="line.326"></a>
  335. <span class="sourceLineNo">327</span> if (paint == null) {<a name="line.327"></a>
  336. <span class="sourceLineNo">328</span> return;<a name="line.328"></a>
  337. <span class="sourceLineNo">329</span> }<a name="line.329"></a>
  338. <span class="sourceLineNo">330</span> this.paint = paint;<a name="line.330"></a>
  339. <span class="sourceLineNo">331</span> if (paint instanceof Color) {<a name="line.331"></a>
  340. <span class="sourceLineNo">332</span> setColor((Color) paint);<a name="line.332"></a>
  341. <span class="sourceLineNo">333</span> } else if (paint instanceof GradientPaint) {<a name="line.333"></a>
  342. <span class="sourceLineNo">334</span> GradientPaint gp = (GradientPaint) paint;<a name="line.334"></a>
  343. <span class="sourceLineNo">335</span> Stop[] stops = new Stop[] { new Stop(0, <a name="line.335"></a>
  344. <span class="sourceLineNo">336</span> awtColorToJavaFX(gp.getColor1())), <a name="line.336"></a>
  345. <span class="sourceLineNo">337</span> new Stop(1, awtColorToJavaFX(gp.getColor2())) };<a name="line.337"></a>
  346. <span class="sourceLineNo">338</span> Point2D p1 = gp.getPoint1();<a name="line.338"></a>
  347. <span class="sourceLineNo">339</span> Point2D p2 = gp.getPoint2();<a name="line.339"></a>
  348. <span class="sourceLineNo">340</span> LinearGradient lg = new LinearGradient(p1.getX(), p1.getY(), <a name="line.340"></a>
  349. <span class="sourceLineNo">341</span> p2.getX(), p2.getY(), false, CycleMethod.NO_CYCLE, stops);<a name="line.341"></a>
  350. <span class="sourceLineNo">342</span> this.gc.setStroke(lg);<a name="line.342"></a>
  351. <span class="sourceLineNo">343</span> this.gc.setFill(lg);<a name="line.343"></a>
  352. <span class="sourceLineNo">344</span> } else if (paint instanceof MultipleGradientPaint) {<a name="line.344"></a>
  353. <span class="sourceLineNo">345</span> MultipleGradientPaint mgp = (MultipleGradientPaint) paint;<a name="line.345"></a>
  354. <span class="sourceLineNo">346</span> Color[] colors = mgp.getColors();<a name="line.346"></a>
  355. <span class="sourceLineNo">347</span> float[] fractions = mgp.getFractions();<a name="line.347"></a>
  356. <span class="sourceLineNo">348</span> Stop[] stops = new Stop[colors.length];<a name="line.348"></a>
  357. <span class="sourceLineNo">349</span> for (int i = 0; i &lt; colors.length; i++) {<a name="line.349"></a>
  358. <span class="sourceLineNo">350</span> stops[i] = new Stop(fractions[i], awtColorToJavaFX(colors[i]));<a name="line.350"></a>
  359. <span class="sourceLineNo">351</span> }<a name="line.351"></a>
  360. <span class="sourceLineNo">352</span><a name="line.352"></a>
  361. <span class="sourceLineNo">353</span> if (paint instanceof RadialGradientPaint) {<a name="line.353"></a>
  362. <span class="sourceLineNo">354</span> RadialGradientPaint rgp = (RadialGradientPaint) paint;<a name="line.354"></a>
  363. <span class="sourceLineNo">355</span> Point2D center = rgp.getCenterPoint();<a name="line.355"></a>
  364. <span class="sourceLineNo">356</span> Point2D focus = rgp.getFocusPoint(); <a name="line.356"></a>
  365. <span class="sourceLineNo">357</span> double focusDistance = focus.distance(center);<a name="line.357"></a>
  366. <span class="sourceLineNo">358</span> double focusAngle = 0.0;<a name="line.358"></a>
  367. <span class="sourceLineNo">359</span> if (!focus.equals(center)) {<a name="line.359"></a>
  368. <span class="sourceLineNo">360</span> focusAngle = Math.atan2(focus.getY() - center.getY(), <a name="line.360"></a>
  369. <span class="sourceLineNo">361</span> focus.getX() - center.getX());<a name="line.361"></a>
  370. <span class="sourceLineNo">362</span> }<a name="line.362"></a>
  371. <span class="sourceLineNo">363</span> double radius = rgp.getRadius();<a name="line.363"></a>
  372. <span class="sourceLineNo">364</span> RadialGradient rg = new RadialGradient(<a name="line.364"></a>
  373. <span class="sourceLineNo">365</span> focusAngle * Math.PI / 180, focusDistance, <a name="line.365"></a>
  374. <span class="sourceLineNo">366</span> center.getX(), center.getY(), radius, false, <a name="line.366"></a>
  375. <span class="sourceLineNo">367</span> CycleMethod.NO_CYCLE, stops);<a name="line.367"></a>
  376. <span class="sourceLineNo">368</span> this.gc.setStroke(rg);<a name="line.368"></a>
  377. <span class="sourceLineNo">369</span> this.gc.setFill(rg);<a name="line.369"></a>
  378. <span class="sourceLineNo">370</span> } else if (paint instanceof LinearGradientPaint) {<a name="line.370"></a>
  379. <span class="sourceLineNo">371</span> LinearGradientPaint lgp = (LinearGradientPaint) paint;<a name="line.371"></a>
  380. <span class="sourceLineNo">372</span> Point2D start = lgp.getStartPoint();<a name="line.372"></a>
  381. <span class="sourceLineNo">373</span> Point2D end = lgp.getEndPoint();<a name="line.373"></a>
  382. <span class="sourceLineNo">374</span> LinearGradient lg = new LinearGradient(start.getX(), <a name="line.374"></a>
  383. <span class="sourceLineNo">375</span> start.getY(), end.getX(), end.getY(), false, <a name="line.375"></a>
  384. <span class="sourceLineNo">376</span> CycleMethod.NO_CYCLE, stops);<a name="line.376"></a>
  385. <span class="sourceLineNo">377</span> this.gc.setStroke(lg);<a name="line.377"></a>
  386. <span class="sourceLineNo">378</span> this.gc.setFill(lg);<a name="line.378"></a>
  387. <span class="sourceLineNo">379</span> }<a name="line.379"></a>
  388. <span class="sourceLineNo">380</span> } else {<a name="line.380"></a>
  389. <span class="sourceLineNo">381</span> // this is a paint we don't recognise<a name="line.381"></a>
  390. <span class="sourceLineNo">382</span> }<a name="line.382"></a>
  391. <span class="sourceLineNo">383</span> }<a name="line.383"></a>
  392. <span class="sourceLineNo">384</span><a name="line.384"></a>
  393. <span class="sourceLineNo">385</span> /**<a name="line.385"></a>
  394. <span class="sourceLineNo">386</span> * Returns the foreground color. This method exists for backwards<a name="line.386"></a>
  395. <span class="sourceLineNo">387</span> * compatibility in AWT, you should use the {@link #getPaint()} method.<a name="line.387"></a>
  396. <span class="sourceLineNo">388</span> * <a name="line.388"></a>
  397. <span class="sourceLineNo">389</span> * @return The foreground color (never {@code null}).<a name="line.389"></a>
  398. <span class="sourceLineNo">390</span> * <a name="line.390"></a>
  399. <span class="sourceLineNo">391</span> * @see #getPaint() <a name="line.391"></a>
  400. <span class="sourceLineNo">392</span> */<a name="line.392"></a>
  401. <span class="sourceLineNo">393</span> @Override<a name="line.393"></a>
  402. <span class="sourceLineNo">394</span> public Color getColor() {<a name="line.394"></a>
  403. <span class="sourceLineNo">395</span> return this.awtColor;<a name="line.395"></a>
  404. <span class="sourceLineNo">396</span> }<a name="line.396"></a>
  405. <span class="sourceLineNo">397</span><a name="line.397"></a>
  406. <span class="sourceLineNo">398</span> /**<a name="line.398"></a>
  407. <span class="sourceLineNo">399</span> * Sets the foreground color. This method exists for backwards <a name="line.399"></a>
  408. <span class="sourceLineNo">400</span> * compatibility in AWT, you should use the <a name="line.400"></a>
  409. <span class="sourceLineNo">401</span> * {@link #setPaint(java.awt.Paint)} method.<a name="line.401"></a>
  410. <span class="sourceLineNo">402</span> * <a name="line.402"></a>
  411. <span class="sourceLineNo">403</span> * @param c the color ({@code null} permitted but ignored). <a name="line.403"></a>
  412. <span class="sourceLineNo">404</span> * <a name="line.404"></a>
  413. <span class="sourceLineNo">405</span> * @see #setPaint(java.awt.Paint) <a name="line.405"></a>
  414. <span class="sourceLineNo">406</span> */<a name="line.406"></a>
  415. <span class="sourceLineNo">407</span> @Override<a name="line.407"></a>
  416. <span class="sourceLineNo">408</span> public void setColor(Color c) {<a name="line.408"></a>
  417. <span class="sourceLineNo">409</span> if (c == null) {<a name="line.409"></a>
  418. <span class="sourceLineNo">410</span> return;<a name="line.410"></a>
  419. <span class="sourceLineNo">411</span> }<a name="line.411"></a>
  420. <span class="sourceLineNo">412</span> this.awtColor = c;<a name="line.412"></a>
  421. <span class="sourceLineNo">413</span> this.paint = c;<a name="line.413"></a>
  422. <span class="sourceLineNo">414</span> javafx.scene.paint.Color fxcolor = awtColorToJavaFX(c);<a name="line.414"></a>
  423. <span class="sourceLineNo">415</span> this.gc.setFill(fxcolor);<a name="line.415"></a>
  424. <span class="sourceLineNo">416</span> this.gc.setStroke(fxcolor);<a name="line.416"></a>
  425. <span class="sourceLineNo">417</span> }<a name="line.417"></a>
  426. <span class="sourceLineNo">418</span><a name="line.418"></a>
  427. <span class="sourceLineNo">419</span> /**<a name="line.419"></a>
  428. <span class="sourceLineNo">420</span> * Returns a JavaFX color that is equivalent to the specified AWT color.<a name="line.420"></a>
  429. <span class="sourceLineNo">421</span> * <a name="line.421"></a>
  430. <span class="sourceLineNo">422</span> * @param c the color ({@code null} not permitted).<a name="line.422"></a>
  431. <span class="sourceLineNo">423</span> * <a name="line.423"></a>
  432. <span class="sourceLineNo">424</span> * @return A JavaFX color. <a name="line.424"></a>
  433. <span class="sourceLineNo">425</span> */<a name="line.425"></a>
  434. <span class="sourceLineNo">426</span> private javafx.scene.paint.Color awtColorToJavaFX(Color c) {<a name="line.426"></a>
  435. <span class="sourceLineNo">427</span> return javafx.scene.paint.Color.rgb(c.getRed(), c.getGreen(), <a name="line.427"></a>
  436. <span class="sourceLineNo">428</span> c.getBlue(), c.getAlpha() / 255.0);<a name="line.428"></a>
  437. <span class="sourceLineNo">429</span> }<a name="line.429"></a>
  438. <span class="sourceLineNo">430</span> <a name="line.430"></a>
  439. <span class="sourceLineNo">431</span> /**<a name="line.431"></a>
  440. <span class="sourceLineNo">432</span> * Returns the background color (the default value is {@link Color#BLACK}).<a name="line.432"></a>
  441. <span class="sourceLineNo">433</span> * This attribute is used by the {@link #clearRect(int, int, int, int)} <a name="line.433"></a>
  442. <span class="sourceLineNo">434</span> * method.<a name="line.434"></a>
  443. <span class="sourceLineNo">435</span> * <a name="line.435"></a>
  444. <span class="sourceLineNo">436</span> * @return The background color (possibly {@code null}). <a name="line.436"></a>
  445. <span class="sourceLineNo">437</span> * <a name="line.437"></a>
  446. <span class="sourceLineNo">438</span> * @see #setBackground(java.awt.Color) <a name="line.438"></a>
  447. <span class="sourceLineNo">439</span> */<a name="line.439"></a>
  448. <span class="sourceLineNo">440</span> @Override<a name="line.440"></a>
  449. <span class="sourceLineNo">441</span> public Color getBackground() {<a name="line.441"></a>
  450. <span class="sourceLineNo">442</span> return this.background;<a name="line.442"></a>
  451. <span class="sourceLineNo">443</span> }<a name="line.443"></a>
  452. <span class="sourceLineNo">444</span><a name="line.444"></a>
  453. <span class="sourceLineNo">445</span> /**<a name="line.445"></a>
  454. <span class="sourceLineNo">446</span> * Sets the background color. This attribute is used by the <a name="line.446"></a>
  455. <span class="sourceLineNo">447</span> * {@link #clearRect(int, int, int, int)} method. The reference <a name="line.447"></a>
  456. <span class="sourceLineNo">448</span> * implementation allows {@code null} for the background color so<a name="line.448"></a>
  457. <span class="sourceLineNo">449</span> * we allow that too (but for that case, the {@link #clearRect(int, int, int, int)} <a name="line.449"></a>
  458. <span class="sourceLineNo">450</span> * method will do nothing).<a name="line.450"></a>
  459. <span class="sourceLineNo">451</span> * <a name="line.451"></a>
  460. <span class="sourceLineNo">452</span> * @param color the color ({@code null} permitted).<a name="line.452"></a>
  461. <span class="sourceLineNo">453</span> * <a name="line.453"></a>
  462. <span class="sourceLineNo">454</span> * @see #getBackground() <a name="line.454"></a>
  463. <span class="sourceLineNo">455</span> */<a name="line.455"></a>
  464. <span class="sourceLineNo">456</span> @Override<a name="line.456"></a>
  465. <span class="sourceLineNo">457</span> public void setBackground(Color color) {<a name="line.457"></a>
  466. <span class="sourceLineNo">458</span> this.background = color;<a name="line.458"></a>
  467. <span class="sourceLineNo">459</span> }<a name="line.459"></a>
  468. <span class="sourceLineNo">460</span><a name="line.460"></a>
  469. <span class="sourceLineNo">461</span> /**<a name="line.461"></a>
  470. <span class="sourceLineNo">462</span> * Returns the current composite.<a name="line.462"></a>
  471. <span class="sourceLineNo">463</span> * <a name="line.463"></a>
  472. <span class="sourceLineNo">464</span> * @return The current composite (never {@code null}).<a name="line.464"></a>
  473. <span class="sourceLineNo">465</span> * <a name="line.465"></a>
  474. <span class="sourceLineNo">466</span> * @see #setComposite(java.awt.Composite) <a name="line.466"></a>
  475. <span class="sourceLineNo">467</span> */<a name="line.467"></a>
  476. <span class="sourceLineNo">468</span> @Override<a name="line.468"></a>
  477. <span class="sourceLineNo">469</span> public Composite getComposite() {<a name="line.469"></a>
  478. <span class="sourceLineNo">470</span> return this.composite;<a name="line.470"></a>
  479. <span class="sourceLineNo">471</span> }<a name="line.471"></a>
  480. <span class="sourceLineNo">472</span> <a name="line.472"></a>
  481. <span class="sourceLineNo">473</span> /**<a name="line.473"></a>
  482. <span class="sourceLineNo">474</span> * Sets the composite (only {@code AlphaComposite} is handled).<a name="line.474"></a>
  483. <span class="sourceLineNo">475</span> * <a name="line.475"></a>
  484. <span class="sourceLineNo">476</span> * @param comp the composite ({@code null} not permitted).<a name="line.476"></a>
  485. <span class="sourceLineNo">477</span> * <a name="line.477"></a>
  486. <span class="sourceLineNo">478</span> * @see #getComposite() <a name="line.478"></a>
  487. <span class="sourceLineNo">479</span> */<a name="line.479"></a>
  488. <span class="sourceLineNo">480</span> @Override<a name="line.480"></a>
  489. <span class="sourceLineNo">481</span> public void setComposite(Composite comp) {<a name="line.481"></a>
  490. <span class="sourceLineNo">482</span> nullNotPermitted(comp, "comp");<a name="line.482"></a>
  491. <span class="sourceLineNo">483</span> this.composite = comp;<a name="line.483"></a>
  492. <span class="sourceLineNo">484</span> }<a name="line.484"></a>
  493. <span class="sourceLineNo">485</span><a name="line.485"></a>
  494. <span class="sourceLineNo">486</span> /**<a name="line.486"></a>
  495. <span class="sourceLineNo">487</span> * Returns the current stroke (this attribute is used when drawing shapes). <a name="line.487"></a>
  496. <span class="sourceLineNo">488</span> * <a name="line.488"></a>
  497. <span class="sourceLineNo">489</span> * @return The current stroke (never {@code null}). <a name="line.489"></a>
  498. <span class="sourceLineNo">490</span> * <a name="line.490"></a>
  499. <span class="sourceLineNo">491</span> * @see #setStroke(java.awt.Stroke) <a name="line.491"></a>
  500. <span class="sourceLineNo">492</span> */<a name="line.492"></a>
  501. <span class="sourceLineNo">493</span> @Override<a name="line.493"></a>
  502. <span class="sourceLineNo">494</span> public Stroke getStroke() {<a name="line.494"></a>
  503. <span class="sourceLineNo">495</span> return this.stroke;<a name="line.495"></a>
  504. <span class="sourceLineNo">496</span> }<a name="line.496"></a>
  505. <span class="sourceLineNo">497</span><a name="line.497"></a>
  506. <span class="sourceLineNo">498</span> /**<a name="line.498"></a>
  507. <span class="sourceLineNo">499</span> * Sets the stroke that will be used to draw shapes.<a name="line.499"></a>
  508. <span class="sourceLineNo">500</span> * <a name="line.500"></a>
  509. <span class="sourceLineNo">501</span> * @param s the stroke ({@code null} not permitted).<a name="line.501"></a>
  510. <span class="sourceLineNo">502</span> * <a name="line.502"></a>
  511. <span class="sourceLineNo">503</span> * @see #getStroke() <a name="line.503"></a>
  512. <span class="sourceLineNo">504</span> */<a name="line.504"></a>
  513. <span class="sourceLineNo">505</span> @Override<a name="line.505"></a>
  514. <span class="sourceLineNo">506</span> public void setStroke(Stroke s) {<a name="line.506"></a>
  515. <span class="sourceLineNo">507</span> nullNotPermitted(s, "s");<a name="line.507"></a>
  516. <span class="sourceLineNo">508</span> this.stroke = s;<a name="line.508"></a>
  517. <span class="sourceLineNo">509</span> if (stroke instanceof BasicStroke) {<a name="line.509"></a>
  518. <span class="sourceLineNo">510</span> BasicStroke bs = (BasicStroke) s;<a name="line.510"></a>
  519. <span class="sourceLineNo">511</span> double lineWidth = bs.getLineWidth();<a name="line.511"></a>
  520. <span class="sourceLineNo">512</span> if (lineWidth == 0.0) {<a name="line.512"></a>
  521. <span class="sourceLineNo">513</span> lineWidth = this.zeroStrokeWidth;<a name="line.513"></a>
  522. <span class="sourceLineNo">514</span> }<a name="line.514"></a>
  523. <span class="sourceLineNo">515</span> this.gc.setLineWidth(lineWidth);<a name="line.515"></a>
  524. <span class="sourceLineNo">516</span> this.gc.setLineCap(awtToJavaFXLineCap(bs.getEndCap()));<a name="line.516"></a>
  525. <span class="sourceLineNo">517</span> this.gc.setLineJoin(awtToJavaFXLineJoin(bs.getLineJoin()));<a name="line.517"></a>
  526. <span class="sourceLineNo">518</span> this.gc.setMiterLimit(bs.getMiterLimit());<a name="line.518"></a>
  527. <span class="sourceLineNo">519</span> }<a name="line.519"></a>
  528. <span class="sourceLineNo">520</span> }<a name="line.520"></a>
  529. <span class="sourceLineNo">521</span> <a name="line.521"></a>
  530. <span class="sourceLineNo">522</span> /**<a name="line.522"></a>
  531. <span class="sourceLineNo">523</span> * Maps a line cap code from AWT to the corresponding JavaFX StrokeLineCap<a name="line.523"></a>
  532. <span class="sourceLineNo">524</span> * enum value.<a name="line.524"></a>
  533. <span class="sourceLineNo">525</span> * <a name="line.525"></a>
  534. <span class="sourceLineNo">526</span> * @param c the line cap code.<a name="line.526"></a>
  535. <span class="sourceLineNo">527</span> * <a name="line.527"></a>
  536. <span class="sourceLineNo">528</span> * @return A JavaFX line cap value. <a name="line.528"></a>
  537. <span class="sourceLineNo">529</span> */<a name="line.529"></a>
  538. <span class="sourceLineNo">530</span> private StrokeLineCap awtToJavaFXLineCap(int c) {<a name="line.530"></a>
  539. <span class="sourceLineNo">531</span> if (c == BasicStroke.CAP_BUTT) {<a name="line.531"></a>
  540. <span class="sourceLineNo">532</span> return StrokeLineCap.BUTT;<a name="line.532"></a>
  541. <span class="sourceLineNo">533</span> } else if (c == BasicStroke.CAP_ROUND) {<a name="line.533"></a>
  542. <span class="sourceLineNo">534</span> return StrokeLineCap.ROUND;<a name="line.534"></a>
  543. <span class="sourceLineNo">535</span> } else if (c == BasicStroke.CAP_SQUARE) {<a name="line.535"></a>
  544. <span class="sourceLineNo">536</span> return StrokeLineCap.SQUARE;<a name="line.536"></a>
  545. <span class="sourceLineNo">537</span> } else {<a name="line.537"></a>
  546. <span class="sourceLineNo">538</span> throw new IllegalArgumentException("Unrecognised cap code: " + c);<a name="line.538"></a>
  547. <span class="sourceLineNo">539</span> }<a name="line.539"></a>
  548. <span class="sourceLineNo">540</span> }<a name="line.540"></a>
  549. <span class="sourceLineNo">541</span><a name="line.541"></a>
  550. <span class="sourceLineNo">542</span> /**<a name="line.542"></a>
  551. <span class="sourceLineNo">543</span> * Maps a line join code from AWT to the corresponding JavaFX <a name="line.543"></a>
  552. <span class="sourceLineNo">544</span> * StrokeLineJoin enum value.<a name="line.544"></a>
  553. <span class="sourceLineNo">545</span> * <a name="line.545"></a>
  554. <span class="sourceLineNo">546</span> * @param c the line join code.<a name="line.546"></a>
  555. <span class="sourceLineNo">547</span> * <a name="line.547"></a>
  556. <span class="sourceLineNo">548</span> * @return A JavaFX line join value. <a name="line.548"></a>
  557. <span class="sourceLineNo">549</span> */<a name="line.549"></a>
  558. <span class="sourceLineNo">550</span> private StrokeLineJoin awtToJavaFXLineJoin(int j) {<a name="line.550"></a>
  559. <span class="sourceLineNo">551</span> if (j == BasicStroke.JOIN_BEVEL) {<a name="line.551"></a>
  560. <span class="sourceLineNo">552</span> return StrokeLineJoin.BEVEL;<a name="line.552"></a>
  561. <span class="sourceLineNo">553</span> } else if (j == BasicStroke.JOIN_MITER) {<a name="line.553"></a>
  562. <span class="sourceLineNo">554</span> return StrokeLineJoin.MITER;<a name="line.554"></a>
  563. <span class="sourceLineNo">555</span> } else if (j == BasicStroke.JOIN_ROUND) {<a name="line.555"></a>
  564. <span class="sourceLineNo">556</span> return StrokeLineJoin.ROUND;<a name="line.556"></a>
  565. <span class="sourceLineNo">557</span> } else {<a name="line.557"></a>
  566. <span class="sourceLineNo">558</span> throw new IllegalArgumentException("Unrecognised join code: " + j); <a name="line.558"></a>
  567. <span class="sourceLineNo">559</span> }<a name="line.559"></a>
  568. <span class="sourceLineNo">560</span> }<a name="line.560"></a>
  569. <span class="sourceLineNo">561</span> <a name="line.561"></a>
  570. <span class="sourceLineNo">562</span> /**<a name="line.562"></a>
  571. <span class="sourceLineNo">563</span> * Returns the current value for the specified hint. Note that all hints<a name="line.563"></a>
  572. <span class="sourceLineNo">564</span> * are currently ignored in this implementation.<a name="line.564"></a>
  573. <span class="sourceLineNo">565</span> * <a name="line.565"></a>
  574. <span class="sourceLineNo">566</span> * @param hintKey the hint key ({@code null} permitted, but the<a name="line.566"></a>
  575. <span class="sourceLineNo">567</span> * result will be {@code null} also in that case).<a name="line.567"></a>
  576. <span class="sourceLineNo">568</span> * <a name="line.568"></a>
  577. <span class="sourceLineNo">569</span> * @return The current value for the specified hint <a name="line.569"></a>
  578. <span class="sourceLineNo">570</span> * (possibly {@code null}).<a name="line.570"></a>
  579. <span class="sourceLineNo">571</span> * <a name="line.571"></a>
  580. <span class="sourceLineNo">572</span> * @see #setRenderingHint(java.awt.RenderingHints.Key, java.lang.Object) <a name="line.572"></a>
  581. <span class="sourceLineNo">573</span> */<a name="line.573"></a>
  582. <span class="sourceLineNo">574</span> @Override<a name="line.574"></a>
  583. <span class="sourceLineNo">575</span> public Object getRenderingHint(RenderingHints.Key hintKey) {<a name="line.575"></a>
  584. <span class="sourceLineNo">576</span> return this.hints.get(hintKey);<a name="line.576"></a>
  585. <span class="sourceLineNo">577</span> }<a name="line.577"></a>
  586. <span class="sourceLineNo">578</span><a name="line.578"></a>
  587. <span class="sourceLineNo">579</span> /**<a name="line.579"></a>
  588. <span class="sourceLineNo">580</span> * Sets the value for a hint. Note that all hints are currently<a name="line.580"></a>
  589. <span class="sourceLineNo">581</span> * ignored in this implementation.<a name="line.581"></a>
  590. <span class="sourceLineNo">582</span> * <a name="line.582"></a>
  591. <span class="sourceLineNo">583</span> * @param hintKey the hint key ({@code null} not permitted).<a name="line.583"></a>
  592. <span class="sourceLineNo">584</span> * @param hintValue the hint value.<a name="line.584"></a>
  593. <span class="sourceLineNo">585</span> * <a name="line.585"></a>
  594. <span class="sourceLineNo">586</span> * @see #getRenderingHint(java.awt.RenderingHints.Key) <a name="line.586"></a>
  595. <span class="sourceLineNo">587</span> */<a name="line.587"></a>
  596. <span class="sourceLineNo">588</span> @Override<a name="line.588"></a>
  597. <span class="sourceLineNo">589</span> public void setRenderingHint(RenderingHints.Key hintKey, Object hintValue) {<a name="line.589"></a>
  598. <span class="sourceLineNo">590</span> this.hints.put(hintKey, hintValue);<a name="line.590"></a>
  599. <span class="sourceLineNo">591</span> }<a name="line.591"></a>
  600. <span class="sourceLineNo">592</span><a name="line.592"></a>
  601. <span class="sourceLineNo">593</span> /**<a name="line.593"></a>
  602. <span class="sourceLineNo">594</span> * Returns a copy of the rendering hints. Modifying the returned copy<a name="line.594"></a>
  603. <span class="sourceLineNo">595</span> * will have no impact on the state of this {@code Graphics2D} <a name="line.595"></a>
  604. <span class="sourceLineNo">596</span> * instance.<a name="line.596"></a>
  605. <span class="sourceLineNo">597</span> * <a name="line.597"></a>
  606. <span class="sourceLineNo">598</span> * @return The rendering hints (never {@code null}). <a name="line.598"></a>
  607. <span class="sourceLineNo">599</span> * <a name="line.599"></a>
  608. <span class="sourceLineNo">600</span> * @see #setRenderingHints(java.util.Map) <a name="line.600"></a>
  609. <span class="sourceLineNo">601</span> */<a name="line.601"></a>
  610. <span class="sourceLineNo">602</span> @Override<a name="line.602"></a>
  611. <span class="sourceLineNo">603</span> public RenderingHints getRenderingHints() {<a name="line.603"></a>
  612. <span class="sourceLineNo">604</span> return (RenderingHints) this.hints.clone();<a name="line.604"></a>
  613. <span class="sourceLineNo">605</span> }<a name="line.605"></a>
  614. <span class="sourceLineNo">606</span><a name="line.606"></a>
  615. <span class="sourceLineNo">607</span> /**<a name="line.607"></a>
  616. <span class="sourceLineNo">608</span> * Sets the rendering hints to the specified collection.<a name="line.608"></a>
  617. <span class="sourceLineNo">609</span> * <a name="line.609"></a>
  618. <span class="sourceLineNo">610</span> * @param hints the new set of hints ({@code null} not permitted).<a name="line.610"></a>
  619. <span class="sourceLineNo">611</span> * <a name="line.611"></a>
  620. <span class="sourceLineNo">612</span> * @see #getRenderingHints() <a name="line.612"></a>
  621. <span class="sourceLineNo">613</span> */<a name="line.613"></a>
  622. <span class="sourceLineNo">614</span> @Override<a name="line.614"></a>
  623. <span class="sourceLineNo">615</span> public void setRenderingHints(Map&lt;?, ?&gt; hints) {<a name="line.615"></a>
  624. <span class="sourceLineNo">616</span> this.hints.clear();<a name="line.616"></a>
  625. <span class="sourceLineNo">617</span> this.hints.putAll(hints);<a name="line.617"></a>
  626. <span class="sourceLineNo">618</span> }<a name="line.618"></a>
  627. <span class="sourceLineNo">619</span><a name="line.619"></a>
  628. <span class="sourceLineNo">620</span> /**<a name="line.620"></a>
  629. <span class="sourceLineNo">621</span> * Adds all the supplied rendering hints.<a name="line.621"></a>
  630. <span class="sourceLineNo">622</span> * <a name="line.622"></a>
  631. <span class="sourceLineNo">623</span> * @param hints the hints ({@code null} not permitted).<a name="line.623"></a>
  632. <span class="sourceLineNo">624</span> */<a name="line.624"></a>
  633. <span class="sourceLineNo">625</span> @Override<a name="line.625"></a>
  634. <span class="sourceLineNo">626</span> public void addRenderingHints(Map&lt;?, ?&gt; hints) {<a name="line.626"></a>
  635. <span class="sourceLineNo">627</span> this.hints.putAll(hints);<a name="line.627"></a>
  636. <span class="sourceLineNo">628</span> }<a name="line.628"></a>
  637. <span class="sourceLineNo">629</span><a name="line.629"></a>
  638. <span class="sourceLineNo">630</span> /**<a name="line.630"></a>
  639. <span class="sourceLineNo">631</span> * Draws the specified shape with the current {@code paint} and <a name="line.631"></a>
  640. <span class="sourceLineNo">632</span> * {@code stroke}. There is direct handling for {@code Line2D}, <a name="line.632"></a>
  641. <span class="sourceLineNo">633</span> * {@code Rectangle2D}, {@code Ellipse2D}, {@code Arc2D} and <a name="line.633"></a>
  642. <span class="sourceLineNo">634</span> * {@code Path2D}. All other shapes are mapped to a path outline and then<a name="line.634"></a>
  643. <span class="sourceLineNo">635</span> * drawn.<a name="line.635"></a>
  644. <span class="sourceLineNo">636</span> * <a name="line.636"></a>
  645. <span class="sourceLineNo">637</span> * @param s the shape ({@code null} not permitted).<a name="line.637"></a>
  646. <span class="sourceLineNo">638</span> * <a name="line.638"></a>
  647. <span class="sourceLineNo">639</span> * @see #fill(java.awt.Shape) <a name="line.639"></a>
  648. <span class="sourceLineNo">640</span> */<a name="line.640"></a>
  649. <span class="sourceLineNo">641</span> @Override<a name="line.641"></a>
  650. <span class="sourceLineNo">642</span> public void draw(Shape s) {<a name="line.642"></a>
  651. <span class="sourceLineNo">643</span> // if the current stroke is not a BasicStroke then it is handled as<a name="line.643"></a>
  652. <span class="sourceLineNo">644</span> // a special case<a name="line.644"></a>
  653. <span class="sourceLineNo">645</span> if (!(this.stroke instanceof BasicStroke)) {<a name="line.645"></a>
  654. <span class="sourceLineNo">646</span> fill(this.stroke.createStrokedShape(s));<a name="line.646"></a>
  655. <span class="sourceLineNo">647</span> return;<a name="line.647"></a>
  656. <span class="sourceLineNo">648</span> }<a name="line.648"></a>
  657. <span class="sourceLineNo">649</span> if (s instanceof Line2D) {<a name="line.649"></a>
  658. <span class="sourceLineNo">650</span> Line2D l = (Line2D) s;<a name="line.650"></a>
  659. <span class="sourceLineNo">651</span> Object hint = getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);<a name="line.651"></a>
  660. <span class="sourceLineNo">652</span> if (hint != RenderingHints.VALUE_STROKE_PURE) {<a name="line.652"></a>
  661. <span class="sourceLineNo">653</span> double x1 = Math.rint(l.getX1()) - 0.5;<a name="line.653"></a>
  662. <span class="sourceLineNo">654</span> double y1 = Math.rint(l.getY1()) - 0.5;<a name="line.654"></a>
  663. <span class="sourceLineNo">655</span> double x2 = Math.rint(l.getX2()) - 0.5;<a name="line.655"></a>
  664. <span class="sourceLineNo">656</span> double y2 = Math.rint(l.getY2()) - 0.5;<a name="line.656"></a>
  665. <span class="sourceLineNo">657</span> l.setLine(x1, y1, x2, y2);<a name="line.657"></a>
  666. <span class="sourceLineNo">658</span> }<a name="line.658"></a>
  667. <span class="sourceLineNo">659</span> this.gc.strokeLine(l.getX1(), l.getY1(), l.getX2(), l.getY2());<a name="line.659"></a>
  668. <span class="sourceLineNo">660</span> } else if (s instanceof RoundRectangle2D) {<a name="line.660"></a>
  669. <span class="sourceLineNo">661</span> RoundRectangle2D rr = (RoundRectangle2D) s;<a name="line.661"></a>
  670. <span class="sourceLineNo">662</span> this.gc.strokeRoundRect(rr.getX(), rr.getY(), rr.getWidth(), <a name="line.662"></a>
  671. <span class="sourceLineNo">663</span> rr.getHeight(), rr.getArcWidth(), rr.getArcHeight());<a name="line.663"></a>
  672. <span class="sourceLineNo">664</span> } else if (s instanceof Rectangle2D) {<a name="line.664"></a>
  673. <span class="sourceLineNo">665</span> Rectangle2D r = (Rectangle2D) s;<a name="line.665"></a>
  674. <span class="sourceLineNo">666</span> if (s instanceof Rectangle) {<a name="line.666"></a>
  675. <span class="sourceLineNo">667</span> // special case - if the underlying rectangle uses ints we<a name="line.667"></a>
  676. <span class="sourceLineNo">668</span> // need to create one that uses doubles<a name="line.668"></a>
  677. <span class="sourceLineNo">669</span> r = new Rectangle2D.Double(r.getX(), r.getY(), r.getWidth(), <a name="line.669"></a>
  678. <span class="sourceLineNo">670</span> r.getHeight());<a name="line.670"></a>
  679. <span class="sourceLineNo">671</span> }<a name="line.671"></a>
  680. <span class="sourceLineNo">672</span> Object hint = getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);<a name="line.672"></a>
  681. <span class="sourceLineNo">673</span> if (hint != RenderingHints.VALUE_STROKE_PURE) {<a name="line.673"></a>
  682. <span class="sourceLineNo">674</span> double x = Math.rint(r.getX()) - 0.5;<a name="line.674"></a>
  683. <span class="sourceLineNo">675</span> double y = Math.rint(r.getY()) - 0.5;<a name="line.675"></a>
  684. <span class="sourceLineNo">676</span> double w = Math.floor(r.getWidth());<a name="line.676"></a>
  685. <span class="sourceLineNo">677</span> double h = Math.floor(r.getHeight());<a name="line.677"></a>
  686. <span class="sourceLineNo">678</span> r.setRect(x, y, w, h);<a name="line.678"></a>
  687. <span class="sourceLineNo">679</span> }<a name="line.679"></a>
  688. <span class="sourceLineNo">680</span> this.gc.strokeRect(r.getX(), r.getY(), r.getWidth(), r.getHeight());<a name="line.680"></a>
  689. <span class="sourceLineNo">681</span> } else if (s instanceof Ellipse2D) {<a name="line.681"></a>
  690. <span class="sourceLineNo">682</span> Ellipse2D e = (Ellipse2D) s;<a name="line.682"></a>
  691. <span class="sourceLineNo">683</span> this.gc.strokeOval(e.getX(), e.getY(), e.getWidth(), e.getHeight());<a name="line.683"></a>
  692. <span class="sourceLineNo">684</span> } else if (s instanceof Arc2D) {<a name="line.684"></a>
  693. <span class="sourceLineNo">685</span> Arc2D a = (Arc2D) s;<a name="line.685"></a>
  694. <span class="sourceLineNo">686</span> this.gc.strokeArc(a.getX(), a.getY(), a.getWidth(), a.getHeight(), <a name="line.686"></a>
  695. <span class="sourceLineNo">687</span> a.getAngleStart(), a.getAngleExtent(), <a name="line.687"></a>
  696. <span class="sourceLineNo">688</span> intToArcType(a.getArcType()));<a name="line.688"></a>
  697. <span class="sourceLineNo">689</span> } else {<a name="line.689"></a>
  698. <span class="sourceLineNo">690</span> shapeToPath(s);<a name="line.690"></a>
  699. <span class="sourceLineNo">691</span> this.gc.stroke();<a name="line.691"></a>
  700. <span class="sourceLineNo">692</span> }<a name="line.692"></a>
  701. <span class="sourceLineNo">693</span> }<a name="line.693"></a>
  702. <span class="sourceLineNo">694</span><a name="line.694"></a>
  703. <span class="sourceLineNo">695</span> /**<a name="line.695"></a>
  704. <span class="sourceLineNo">696</span> * Maps a shape to a path in the graphics context. <a name="line.696"></a>
  705. <span class="sourceLineNo">697</span> * <a name="line.697"></a>
  706. <span class="sourceLineNo">698</span> * @param s the shape ({@code null} not permitted).<a name="line.698"></a>
  707. <span class="sourceLineNo">699</span> */<a name="line.699"></a>
  708. <span class="sourceLineNo">700</span> private void shapeToPath(Shape s) {<a name="line.700"></a>
  709. <span class="sourceLineNo">701</span> double[] coords = new double[6];<a name="line.701"></a>
  710. <span class="sourceLineNo">702</span> this.gc.beginPath();<a name="line.702"></a>
  711. <span class="sourceLineNo">703</span> PathIterator iterator = s.getPathIterator(null);<a name="line.703"></a>
  712. <span class="sourceLineNo">704</span> while (!iterator.isDone()) {<a name="line.704"></a>
  713. <span class="sourceLineNo">705</span> int segType = iterator.currentSegment(coords);<a name="line.705"></a>
  714. <span class="sourceLineNo">706</span> switch (segType) {<a name="line.706"></a>
  715. <span class="sourceLineNo">707</span> case PathIterator.SEG_MOVETO:<a name="line.707"></a>
  716. <span class="sourceLineNo">708</span> this.gc.moveTo(coords[0], coords[1]);<a name="line.708"></a>
  717. <span class="sourceLineNo">709</span> break;<a name="line.709"></a>
  718. <span class="sourceLineNo">710</span> case PathIterator.SEG_LINETO:<a name="line.710"></a>
  719. <span class="sourceLineNo">711</span> this.gc.lineTo(coords[0], coords[1]);<a name="line.711"></a>
  720. <span class="sourceLineNo">712</span> break;<a name="line.712"></a>
  721. <span class="sourceLineNo">713</span> case PathIterator.SEG_QUADTO:<a name="line.713"></a>
  722. <span class="sourceLineNo">714</span> this.gc.quadraticCurveTo(coords[0], coords[1], coords[2], <a name="line.714"></a>
  723. <span class="sourceLineNo">715</span> coords[3]);<a name="line.715"></a>
  724. <span class="sourceLineNo">716</span> break;<a name="line.716"></a>
  725. <span class="sourceLineNo">717</span> case PathIterator.SEG_CUBICTO:<a name="line.717"></a>
  726. <span class="sourceLineNo">718</span> this.gc.bezierCurveTo(coords[0], coords[1], coords[2], <a name="line.718"></a>
  727. <span class="sourceLineNo">719</span> coords[3], coords[4], coords[5]);<a name="line.719"></a>
  728. <span class="sourceLineNo">720</span> break;<a name="line.720"></a>
  729. <span class="sourceLineNo">721</span> case PathIterator.SEG_CLOSE:<a name="line.721"></a>
  730. <span class="sourceLineNo">722</span> this.gc.closePath();<a name="line.722"></a>
  731. <span class="sourceLineNo">723</span> break;<a name="line.723"></a>
  732. <span class="sourceLineNo">724</span> default:<a name="line.724"></a>
  733. <span class="sourceLineNo">725</span> throw new RuntimeException("Unrecognised segment type " <a name="line.725"></a>
  734. <span class="sourceLineNo">726</span> + segType);<a name="line.726"></a>
  735. <span class="sourceLineNo">727</span> }<a name="line.727"></a>
  736. <span class="sourceLineNo">728</span> iterator.next();<a name="line.728"></a>
  737. <span class="sourceLineNo">729</span> }<a name="line.729"></a>
  738. <span class="sourceLineNo">730</span> }<a name="line.730"></a>
  739. <span class="sourceLineNo">731</span> <a name="line.731"></a>
  740. <span class="sourceLineNo">732</span> private ArcType intToArcType(int t) {<a name="line.732"></a>
  741. <span class="sourceLineNo">733</span> if (t == Arc2D.CHORD) {<a name="line.733"></a>
  742. <span class="sourceLineNo">734</span> return ArcType.CHORD;<a name="line.734"></a>
  743. <span class="sourceLineNo">735</span> } else if (t == Arc2D.OPEN) {<a name="line.735"></a>
  744. <span class="sourceLineNo">736</span> return ArcType.OPEN;<a name="line.736"></a>
  745. <span class="sourceLineNo">737</span> } else if (t == Arc2D.PIE) {<a name="line.737"></a>
  746. <span class="sourceLineNo">738</span> return ArcType.ROUND;<a name="line.738"></a>
  747. <span class="sourceLineNo">739</span> }<a name="line.739"></a>
  748. <span class="sourceLineNo">740</span> throw new IllegalArgumentException("Unrecognised t: " + t);<a name="line.740"></a>
  749. <span class="sourceLineNo">741</span> }<a name="line.741"></a>
  750. <span class="sourceLineNo">742</span> <a name="line.742"></a>
  751. <span class="sourceLineNo">743</span> /**<a name="line.743"></a>
  752. <span class="sourceLineNo">744</span> * Fills the specified shape with the current {@code paint}. There is<a name="line.744"></a>
  753. <span class="sourceLineNo">745</span> * direct handling for {@code RoundRectangle2D}, <a name="line.745"></a>
  754. <span class="sourceLineNo">746</span> * {@code Rectangle2D}, {@code Ellipse2D} and {@code Arc2D}. <a name="line.746"></a>
  755. <span class="sourceLineNo">747</span> * All other shapes are mapped to a path outline and then filled.<a name="line.747"></a>
  756. <span class="sourceLineNo">748</span> * <a name="line.748"></a>
  757. <span class="sourceLineNo">749</span> * @param s the shape ({@code null} not permitted). <a name="line.749"></a>
  758. <span class="sourceLineNo">750</span> * <a name="line.750"></a>
  759. <span class="sourceLineNo">751</span> * @see #draw(java.awt.Shape) <a name="line.751"></a>
  760. <span class="sourceLineNo">752</span> */<a name="line.752"></a>
  761. <span class="sourceLineNo">753</span> @Override<a name="line.753"></a>
  762. <span class="sourceLineNo">754</span> public void fill(Shape s) {<a name="line.754"></a>
  763. <span class="sourceLineNo">755</span> if (s instanceof RoundRectangle2D) {<a name="line.755"></a>
  764. <span class="sourceLineNo">756</span> RoundRectangle2D rr = (RoundRectangle2D) s;<a name="line.756"></a>
  765. <span class="sourceLineNo">757</span> this.gc.fillRoundRect(rr.getX(), rr.getY(), rr.getWidth(), <a name="line.757"></a>
  766. <span class="sourceLineNo">758</span> rr.getHeight(), rr.getArcWidth(), rr.getArcHeight());<a name="line.758"></a>
  767. <span class="sourceLineNo">759</span> } else if (s instanceof Rectangle2D) {<a name="line.759"></a>
  768. <span class="sourceLineNo">760</span> Rectangle2D r = (Rectangle2D) s;<a name="line.760"></a>
  769. <span class="sourceLineNo">761</span> this.gc.fillRect(r.getX(), r.getY(), r.getWidth(), r.getHeight());<a name="line.761"></a>
  770. <span class="sourceLineNo">762</span> } else if (s instanceof Ellipse2D) {<a name="line.762"></a>
  771. <span class="sourceLineNo">763</span> Ellipse2D e = (Ellipse2D) s;<a name="line.763"></a>
  772. <span class="sourceLineNo">764</span> this.gc.fillOval(e.getX(), e.getY(), e.getWidth(), e.getHeight());<a name="line.764"></a>
  773. <span class="sourceLineNo">765</span> } else if (s instanceof Arc2D) {<a name="line.765"></a>
  774. <span class="sourceLineNo">766</span> Arc2D a = (Arc2D) s;<a name="line.766"></a>
  775. <span class="sourceLineNo">767</span> this.gc.fillArc(a.getX(), a.getY(), a.getWidth(), a.getHeight(), <a name="line.767"></a>
  776. <span class="sourceLineNo">768</span> a.getAngleStart(), a.getAngleExtent(), <a name="line.768"></a>
  777. <span class="sourceLineNo">769</span> intToArcType(a.getArcType()));<a name="line.769"></a>
  778. <span class="sourceLineNo">770</span> } else {<a name="line.770"></a>
  779. <span class="sourceLineNo">771</span> shapeToPath(s);<a name="line.771"></a>
  780. <span class="sourceLineNo">772</span> this.gc.fill();<a name="line.772"></a>
  781. <span class="sourceLineNo">773</span> }<a name="line.773"></a>
  782. <span class="sourceLineNo">774</span> }<a name="line.774"></a>
  783. <span class="sourceLineNo">775</span><a name="line.775"></a>
  784. <span class="sourceLineNo">776</span> /**<a name="line.776"></a>
  785. <span class="sourceLineNo">777</span> * Returns the current font used for drawing text.<a name="line.777"></a>
  786. <span class="sourceLineNo">778</span> * <a name="line.778"></a>
  787. <span class="sourceLineNo">779</span> * @return The current font (never {@code null}).<a name="line.779"></a>
  788. <span class="sourceLineNo">780</span> * <a name="line.780"></a>
  789. <span class="sourceLineNo">781</span> * @see #setFont(java.awt.Font) <a name="line.781"></a>
  790. <span class="sourceLineNo">782</span> */<a name="line.782"></a>
  791. <span class="sourceLineNo">783</span> @Override<a name="line.783"></a>
  792. <span class="sourceLineNo">784</span> public Font getFont() {<a name="line.784"></a>
  793. <span class="sourceLineNo">785</span> return this.font;<a name="line.785"></a>
  794. <span class="sourceLineNo">786</span> }<a name="line.786"></a>
  795. <span class="sourceLineNo">787</span><a name="line.787"></a>
  796. <span class="sourceLineNo">788</span> /**<a name="line.788"></a>
  797. <span class="sourceLineNo">789</span> * Sets the font to be used for drawing text.<a name="line.789"></a>
  798. <span class="sourceLineNo">790</span> * <a name="line.790"></a>
  799. <span class="sourceLineNo">791</span> * @param font the font ({@code null} is permitted but ignored).<a name="line.791"></a>
  800. <span class="sourceLineNo">792</span> * <a name="line.792"></a>
  801. <span class="sourceLineNo">793</span> * @see #getFont() <a name="line.793"></a>
  802. <span class="sourceLineNo">794</span> */<a name="line.794"></a>
  803. <span class="sourceLineNo">795</span> @Override<a name="line.795"></a>
  804. <span class="sourceLineNo">796</span> public void setFont(Font font) {<a name="line.796"></a>
  805. <span class="sourceLineNo">797</span> if (font == null) {<a name="line.797"></a>
  806. <span class="sourceLineNo">798</span> return;<a name="line.798"></a>
  807. <span class="sourceLineNo">799</span> }<a name="line.799"></a>
  808. <span class="sourceLineNo">800</span> this.font = font;<a name="line.800"></a>
  809. <span class="sourceLineNo">801</span> FontWeight weight = font.isBold() ? FontWeight.BOLD : FontWeight.NORMAL;<a name="line.801"></a>
  810. <span class="sourceLineNo">802</span> FontPosture posture = font.isItalic() <a name="line.802"></a>
  811. <span class="sourceLineNo">803</span> ? FontPosture.ITALIC : FontPosture.REGULAR;<a name="line.803"></a>
  812. <span class="sourceLineNo">804</span> this.gc.setFont(javafx.scene.text.Font.font(font.getFamily(), <a name="line.804"></a>
  813. <span class="sourceLineNo">805</span> weight, posture, font.getSize()));<a name="line.805"></a>
  814. <span class="sourceLineNo">806</span> }<a name="line.806"></a>
  815. <span class="sourceLineNo">807</span> <a name="line.807"></a>
  816. <span class="sourceLineNo">808</span> /**<a name="line.808"></a>
  817. <span class="sourceLineNo">809</span> * Returns the font metrics for the specified font.<a name="line.809"></a>
  818. <span class="sourceLineNo">810</span> * <a name="line.810"></a>
  819. <span class="sourceLineNo">811</span> * @param f the font.<a name="line.811"></a>
  820. <span class="sourceLineNo">812</span> * <a name="line.812"></a>
  821. <span class="sourceLineNo">813</span> * @return The font metrics. <a name="line.813"></a>
  822. <span class="sourceLineNo">814</span> */<a name="line.814"></a>
  823. <span class="sourceLineNo">815</span> @Override<a name="line.815"></a>
  824. <span class="sourceLineNo">816</span> public FontMetrics getFontMetrics(Font f) {<a name="line.816"></a>
  825. <span class="sourceLineNo">817</span> return this.fmImage.createGraphics().getFontMetrics(f);<a name="line.817"></a>
  826. <span class="sourceLineNo">818</span> }<a name="line.818"></a>
  827. <span class="sourceLineNo">819</span> <a name="line.819"></a>
  828. <span class="sourceLineNo">820</span> /**<a name="line.820"></a>
  829. <span class="sourceLineNo">821</span> * Returns the font render context. The implementation here returns the<a name="line.821"></a>
  830. <span class="sourceLineNo">822</span> * {@code FontRenderContext} for an image that is maintained <a name="line.822"></a>
  831. <span class="sourceLineNo">823</span> * internally (as for {@link #getFontMetrics}).<a name="line.823"></a>
  832. <span class="sourceLineNo">824</span> * <a name="line.824"></a>
  833. <span class="sourceLineNo">825</span> * @return The font render context.<a name="line.825"></a>
  834. <span class="sourceLineNo">826</span> */<a name="line.826"></a>
  835. <span class="sourceLineNo">827</span> @Override<a name="line.827"></a>
  836. <span class="sourceLineNo">828</span> public FontRenderContext getFontRenderContext() {<a name="line.828"></a>
  837. <span class="sourceLineNo">829</span> return this.fmImage.createGraphics().getFontRenderContext();<a name="line.829"></a>
  838. <span class="sourceLineNo">830</span> }<a name="line.830"></a>
  839. <span class="sourceLineNo">831</span><a name="line.831"></a>
  840. <span class="sourceLineNo">832</span> /**<a name="line.832"></a>
  841. <span class="sourceLineNo">833</span> * Draws a string at {@code (x, y)}. The start of the text at the<a name="line.833"></a>
  842. <span class="sourceLineNo">834</span> * baseline level will be aligned with the {@code (x, y)} point.<a name="line.834"></a>
  843. <span class="sourceLineNo">835</span> * <a name="line.835"></a>
  844. <span class="sourceLineNo">836</span> * @param str the string ({@code null} not permitted).<a name="line.836"></a>
  845. <span class="sourceLineNo">837</span> * @param x the x-coordinate.<a name="line.837"></a>
  846. <span class="sourceLineNo">838</span> * @param y the y-coordinate.<a name="line.838"></a>
  847. <span class="sourceLineNo">839</span> * <a name="line.839"></a>
  848. <span class="sourceLineNo">840</span> * @see #drawString(java.lang.String, float, float) <a name="line.840"></a>
  849. <span class="sourceLineNo">841</span> */<a name="line.841"></a>
  850. <span class="sourceLineNo">842</span> @Override<a name="line.842"></a>
  851. <span class="sourceLineNo">843</span> public void drawString(String str, int x, int y) {<a name="line.843"></a>
  852. <span class="sourceLineNo">844</span> drawString(str, (float) x, (float) y);<a name="line.844"></a>
  853. <span class="sourceLineNo">845</span> }<a name="line.845"></a>
  854. <span class="sourceLineNo">846</span><a name="line.846"></a>
  855. <span class="sourceLineNo">847</span> /**<a name="line.847"></a>
  856. <span class="sourceLineNo">848</span> * Draws a string at {@code (x, y)}. The start of the text at the<a name="line.848"></a>
  857. <span class="sourceLineNo">849</span> * baseline level will be aligned with the {@code (x, y)} point.<a name="line.849"></a>
  858. <span class="sourceLineNo">850</span> * <a name="line.850"></a>
  859. <span class="sourceLineNo">851</span> * @param str the string ({@code null} not permitted).<a name="line.851"></a>
  860. <span class="sourceLineNo">852</span> * @param x the x-coordinate.<a name="line.852"></a>
  861. <span class="sourceLineNo">853</span> * @param y the y-coordinate.<a name="line.853"></a>
  862. <span class="sourceLineNo">854</span> */<a name="line.854"></a>
  863. <span class="sourceLineNo">855</span> @Override<a name="line.855"></a>
  864. <span class="sourceLineNo">856</span> public void drawString(String str, float x, float y) {<a name="line.856"></a>
  865. <span class="sourceLineNo">857</span> if (str == null) {<a name="line.857"></a>
  866. <span class="sourceLineNo">858</span> throw new NullPointerException("Null 'str' argument.");<a name="line.858"></a>
  867. <span class="sourceLineNo">859</span> }<a name="line.859"></a>
  868. <span class="sourceLineNo">860</span> this.gc.fillText(str, x, y);<a name="line.860"></a>
  869. <span class="sourceLineNo">861</span> }<a name="line.861"></a>
  870. <span class="sourceLineNo">862</span><a name="line.862"></a>
  871. <span class="sourceLineNo">863</span> /**<a name="line.863"></a>
  872. <span class="sourceLineNo">864</span> * Draws a string of attributed characters at {@code (x, y)}. The <a name="line.864"></a>
  873. <span class="sourceLineNo">865</span> * call is delegated to <a name="line.865"></a>
  874. <span class="sourceLineNo">866</span> * {@link #drawString(AttributedCharacterIterator, float, float)}. <a name="line.866"></a>
  875. <span class="sourceLineNo">867</span> * <a name="line.867"></a>
  876. <span class="sourceLineNo">868</span> * @param iterator an iterator for the characters.<a name="line.868"></a>
  877. <span class="sourceLineNo">869</span> * @param x the x-coordinate.<a name="line.869"></a>
  878. <span class="sourceLineNo">870</span> * @param y the x-coordinate.<a name="line.870"></a>
  879. <span class="sourceLineNo">871</span> */<a name="line.871"></a>
  880. <span class="sourceLineNo">872</span> @Override<a name="line.872"></a>
  881. <span class="sourceLineNo">873</span> public void drawString(AttributedCharacterIterator iterator, int x, int y) {<a name="line.873"></a>
  882. <span class="sourceLineNo">874</span> drawString(iterator, (float) x, (float) y); <a name="line.874"></a>
  883. <span class="sourceLineNo">875</span> }<a name="line.875"></a>
  884. <span class="sourceLineNo">876</span><a name="line.876"></a>
  885. <span class="sourceLineNo">877</span> /**<a name="line.877"></a>
  886. <span class="sourceLineNo">878</span> * Draws a string of attributed characters at {@code (x, y)}. <a name="line.878"></a>
  887. <span class="sourceLineNo">879</span> * <a name="line.879"></a>
  888. <span class="sourceLineNo">880</span> * @param iterator an iterator over the characters ({@code null} not <a name="line.880"></a>
  889. <span class="sourceLineNo">881</span> * permitted).<a name="line.881"></a>
  890. <span class="sourceLineNo">882</span> * @param x the x-coordinate.<a name="line.882"></a>
  891. <span class="sourceLineNo">883</span> * @param y the y-coordinate.<a name="line.883"></a>
  892. <span class="sourceLineNo">884</span> */<a name="line.884"></a>
  893. <span class="sourceLineNo">885</span> @Override<a name="line.885"></a>
  894. <span class="sourceLineNo">886</span> public void drawString(AttributedCharacterIterator iterator, float x, <a name="line.886"></a>
  895. <span class="sourceLineNo">887</span> float y) {<a name="line.887"></a>
  896. <span class="sourceLineNo">888</span> Set&lt;AttributedCharacterIterator.Attribute&gt; <a name="line.888"></a>
  897. <span class="sourceLineNo">889</span> s = iterator.getAllAttributeKeys();<a name="line.889"></a>
  898. <span class="sourceLineNo">890</span> if (!s.isEmpty()) {<a name="line.890"></a>
  899. <span class="sourceLineNo">891</span> TextLayout layout = new TextLayout(iterator, <a name="line.891"></a>
  900. <span class="sourceLineNo">892</span> getFontRenderContext());<a name="line.892"></a>
  901. <span class="sourceLineNo">893</span> layout.draw(this, x, y);<a name="line.893"></a>
  902. <span class="sourceLineNo">894</span> } else {<a name="line.894"></a>
  903. <span class="sourceLineNo">895</span> StringBuilder strb = new StringBuilder();<a name="line.895"></a>
  904. <span class="sourceLineNo">896</span> iterator.first();<a name="line.896"></a>
  905. <span class="sourceLineNo">897</span> for (int i = iterator.getBeginIndex(); i &lt; iterator.getEndIndex(); <a name="line.897"></a>
  906. <span class="sourceLineNo">898</span> i++) {<a name="line.898"></a>
  907. <span class="sourceLineNo">899</span> strb.append(iterator.current());<a name="line.899"></a>
  908. <span class="sourceLineNo">900</span> iterator.next();<a name="line.900"></a>
  909. <span class="sourceLineNo">901</span> }<a name="line.901"></a>
  910. <span class="sourceLineNo">902</span> drawString(strb.toString(), x, y);<a name="line.902"></a>
  911. <span class="sourceLineNo">903</span> }<a name="line.903"></a>
  912. <span class="sourceLineNo">904</span> }<a name="line.904"></a>
  913. <span class="sourceLineNo">905</span><a name="line.905"></a>
  914. <span class="sourceLineNo">906</span> /**<a name="line.906"></a>
  915. <span class="sourceLineNo">907</span> * Draws the specified glyph vector at the location {@code (x, y)}.<a name="line.907"></a>
  916. <span class="sourceLineNo">908</span> * <a name="line.908"></a>
  917. <span class="sourceLineNo">909</span> * @param g the glyph vector ({@code null} not permitted).<a name="line.909"></a>
  918. <span class="sourceLineNo">910</span> * @param x the x-coordinate.<a name="line.910"></a>
  919. <span class="sourceLineNo">911</span> * @param y the y-coordinate.<a name="line.911"></a>
  920. <span class="sourceLineNo">912</span> */<a name="line.912"></a>
  921. <span class="sourceLineNo">913</span> @Override<a name="line.913"></a>
  922. <span class="sourceLineNo">914</span> public void drawGlyphVector(GlyphVector g, float x, float y) {<a name="line.914"></a>
  923. <span class="sourceLineNo">915</span> fill(g.getOutline(x, y));<a name="line.915"></a>
  924. <span class="sourceLineNo">916</span> }<a name="line.916"></a>
  925. <span class="sourceLineNo">917</span><a name="line.917"></a>
  926. <span class="sourceLineNo">918</span> /**<a name="line.918"></a>
  927. <span class="sourceLineNo">919</span> * Applies the translation {@code (tx, ty)}. This call is delegated <a name="line.919"></a>
  928. <span class="sourceLineNo">920</span> * to {@link #translate(double, double)}.<a name="line.920"></a>
  929. <span class="sourceLineNo">921</span> * <a name="line.921"></a>
  930. <span class="sourceLineNo">922</span> * @param tx the x-translation.<a name="line.922"></a>
  931. <span class="sourceLineNo">923</span> * @param ty the y-translation.<a name="line.923"></a>
  932. <span class="sourceLineNo">924</span> * <a name="line.924"></a>
  933. <span class="sourceLineNo">925</span> * @see #translate(double, double) <a name="line.925"></a>
  934. <span class="sourceLineNo">926</span> */<a name="line.926"></a>
  935. <span class="sourceLineNo">927</span> @Override<a name="line.927"></a>
  936. <span class="sourceLineNo">928</span> public void translate(int tx, int ty) {<a name="line.928"></a>
  937. <span class="sourceLineNo">929</span> translate((double) tx, (double) ty);<a name="line.929"></a>
  938. <span class="sourceLineNo">930</span> }<a name="line.930"></a>
  939. <span class="sourceLineNo">931</span><a name="line.931"></a>
  940. <span class="sourceLineNo">932</span> /**<a name="line.932"></a>
  941. <span class="sourceLineNo">933</span> * Applies the translation {@code (tx, ty)}.<a name="line.933"></a>
  942. <span class="sourceLineNo">934</span> * <a name="line.934"></a>
  943. <span class="sourceLineNo">935</span> * @param tx the x-translation.<a name="line.935"></a>
  944. <span class="sourceLineNo">936</span> * @param ty the y-translation.<a name="line.936"></a>
  945. <span class="sourceLineNo">937</span> */<a name="line.937"></a>
  946. <span class="sourceLineNo">938</span> @Override<a name="line.938"></a>
  947. <span class="sourceLineNo">939</span> public void translate(double tx, double ty) {<a name="line.939"></a>
  948. <span class="sourceLineNo">940</span> this.transform.translate(tx, ty);<a name="line.940"></a>
  949. <span class="sourceLineNo">941</span> this.gc.translate(tx, ty);<a name="line.941"></a>
  950. <span class="sourceLineNo">942</span> }<a name="line.942"></a>
  951. <span class="sourceLineNo">943</span><a name="line.943"></a>
  952. <span class="sourceLineNo">944</span> /**<a name="line.944"></a>
  953. <span class="sourceLineNo">945</span> * Applies a rotation (anti-clockwise) about {@code (0, 0)}.<a name="line.945"></a>
  954. <span class="sourceLineNo">946</span> * <a name="line.946"></a>
  955. <span class="sourceLineNo">947</span> * @param theta the rotation angle (in radians). <a name="line.947"></a>
  956. <span class="sourceLineNo">948</span> */<a name="line.948"></a>
  957. <span class="sourceLineNo">949</span> @Override<a name="line.949"></a>
  958. <span class="sourceLineNo">950</span> public void rotate(double theta) {<a name="line.950"></a>
  959. <span class="sourceLineNo">951</span> this.transform.rotate(theta);<a name="line.951"></a>
  960. <span class="sourceLineNo">952</span> this.gc.rotate(theta * Math.PI / 180);<a name="line.952"></a>
  961. <span class="sourceLineNo">953</span> }<a name="line.953"></a>
  962. <span class="sourceLineNo">954</span><a name="line.954"></a>
  963. <span class="sourceLineNo">955</span> /**<a name="line.955"></a>
  964. <span class="sourceLineNo">956</span> * Applies a rotation (anti-clockwise) about {@code (x, y)}.<a name="line.956"></a>
  965. <span class="sourceLineNo">957</span> * <a name="line.957"></a>
  966. <span class="sourceLineNo">958</span> * @param theta the rotation angle (in radians).<a name="line.958"></a>
  967. <span class="sourceLineNo">959</span> * @param x the x-coordinate.<a name="line.959"></a>
  968. <span class="sourceLineNo">960</span> * @param y the y-coordinate.<a name="line.960"></a>
  969. <span class="sourceLineNo">961</span> */<a name="line.961"></a>
  970. <span class="sourceLineNo">962</span> @Override<a name="line.962"></a>
  971. <span class="sourceLineNo">963</span> public void rotate(double theta, double x, double y) {<a name="line.963"></a>
  972. <span class="sourceLineNo">964</span> translate(x, y);<a name="line.964"></a>
  973. <span class="sourceLineNo">965</span> rotate(theta);<a name="line.965"></a>
  974. <span class="sourceLineNo">966</span> translate(-x, -y);<a name="line.966"></a>
  975. <span class="sourceLineNo">967</span> }<a name="line.967"></a>
  976. <span class="sourceLineNo">968</span><a name="line.968"></a>
  977. <span class="sourceLineNo">969</span> /**<a name="line.969"></a>
  978. <span class="sourceLineNo">970</span> * Applies a scale transformation.<a name="line.970"></a>
  979. <span class="sourceLineNo">971</span> * <a name="line.971"></a>
  980. <span class="sourceLineNo">972</span> * @param sx the x-scaling factor.<a name="line.972"></a>
  981. <span class="sourceLineNo">973</span> * @param sy the y-scaling factor.<a name="line.973"></a>
  982. <span class="sourceLineNo">974</span> */<a name="line.974"></a>
  983. <span class="sourceLineNo">975</span> @Override<a name="line.975"></a>
  984. <span class="sourceLineNo">976</span> public void scale(double sx, double sy) {<a name="line.976"></a>
  985. <span class="sourceLineNo">977</span> this.transform.scale(sx, sy);<a name="line.977"></a>
  986. <span class="sourceLineNo">978</span> this.gc.scale(sx, sy);<a name="line.978"></a>
  987. <span class="sourceLineNo">979</span> }<a name="line.979"></a>
  988. <span class="sourceLineNo">980</span><a name="line.980"></a>
  989. <span class="sourceLineNo">981</span> /**<a name="line.981"></a>
  990. <span class="sourceLineNo">982</span> * Applies a shear transformation. This is equivalent to the following <a name="line.982"></a>
  991. <span class="sourceLineNo">983</span> * call to the {@code transform} method:<a name="line.983"></a>
  992. <span class="sourceLineNo">984</span> * &lt;br&gt;&lt;br&gt;<a name="line.984"></a>
  993. <span class="sourceLineNo">985</span> * &lt;ul&gt;&lt;li&gt;<a name="line.985"></a>
  994. <span class="sourceLineNo">986</span> * {@code transform(AffineTransform.getShearInstance(shx, shy));}<a name="line.986"></a>
  995. <span class="sourceLineNo">987</span> * &lt;/ul&gt;<a name="line.987"></a>
  996. <span class="sourceLineNo">988</span> * <a name="line.988"></a>
  997. <span class="sourceLineNo">989</span> * @param shx the x-shear factor.<a name="line.989"></a>
  998. <span class="sourceLineNo">990</span> * @param shy the y-shear factor.<a name="line.990"></a>
  999. <span class="sourceLineNo">991</span> */<a name="line.991"></a>
  1000. <span class="sourceLineNo">992</span> @Override<a name="line.992"></a>
  1001. <span class="sourceLineNo">993</span> public void shear(double shx, double shy) {<a name="line.993"></a>
  1002. <span class="sourceLineNo">994</span> transform(AffineTransform.getShearInstance(shx, shy));<a name="line.994"></a>
  1003. <span class="sourceLineNo">995</span> }<a name="line.995"></a>
  1004. <span class="sourceLineNo">996</span><a name="line.996"></a>
  1005. <span class="sourceLineNo">997</span> /**<a name="line.997"></a>
  1006. <span class="sourceLineNo">998</span> * Applies this transform to the existing transform by concatenating it.<a name="line.998"></a>
  1007. <span class="sourceLineNo">999</span> * <a name="line.999"></a>
  1008. <span class="sourceLineNo">1000</span> * @param t the transform ({@code null} not permitted). <a name="line.1000"></a>
  1009. <span class="sourceLineNo">1001</span> */<a name="line.1001"></a>
  1010. <span class="sourceLineNo">1002</span> @Override<a name="line.1002"></a>
  1011. <span class="sourceLineNo">1003</span> public void transform(AffineTransform t) {<a name="line.1003"></a>
  1012. <span class="sourceLineNo">1004</span> AffineTransform tx = getTransform();<a name="line.1004"></a>
  1013. <span class="sourceLineNo">1005</span> tx.concatenate(t);<a name="line.1005"></a>
  1014. <span class="sourceLineNo">1006</span> setTransform(tx);<a name="line.1006"></a>
  1015. <span class="sourceLineNo">1007</span> }<a name="line.1007"></a>
  1016. <span class="sourceLineNo">1008</span><a name="line.1008"></a>
  1017. <span class="sourceLineNo">1009</span> /**<a name="line.1009"></a>
  1018. <span class="sourceLineNo">1010</span> * Returns a copy of the current transform.<a name="line.1010"></a>
  1019. <span class="sourceLineNo">1011</span> * <a name="line.1011"></a>
  1020. <span class="sourceLineNo">1012</span> * @return A copy of the current transform (never {@code null}).<a name="line.1012"></a>
  1021. <span class="sourceLineNo">1013</span> * <a name="line.1013"></a>
  1022. <span class="sourceLineNo">1014</span> * @see #setTransform(java.awt.geom.AffineTransform) <a name="line.1014"></a>
  1023. <span class="sourceLineNo">1015</span> */<a name="line.1015"></a>
  1024. <span class="sourceLineNo">1016</span> @Override<a name="line.1016"></a>
  1025. <span class="sourceLineNo">1017</span> public AffineTransform getTransform() {<a name="line.1017"></a>
  1026. <span class="sourceLineNo">1018</span> return (AffineTransform) this.transform.clone();<a name="line.1018"></a>
  1027. <span class="sourceLineNo">1019</span> }<a name="line.1019"></a>
  1028. <span class="sourceLineNo">1020</span><a name="line.1020"></a>
  1029. <span class="sourceLineNo">1021</span> /**<a name="line.1021"></a>
  1030. <span class="sourceLineNo">1022</span> * Sets the transform.<a name="line.1022"></a>
  1031. <span class="sourceLineNo">1023</span> * <a name="line.1023"></a>
  1032. <span class="sourceLineNo">1024</span> * @param t the new transform ({@code null} permitted, resets to the<a name="line.1024"></a>
  1033. <span class="sourceLineNo">1025</span> * identity transform).<a name="line.1025"></a>
  1034. <span class="sourceLineNo">1026</span> * <a name="line.1026"></a>
  1035. <span class="sourceLineNo">1027</span> * @see #getTransform() <a name="line.1027"></a>
  1036. <span class="sourceLineNo">1028</span> */<a name="line.1028"></a>
  1037. <span class="sourceLineNo">1029</span> @Override<a name="line.1029"></a>
  1038. <span class="sourceLineNo">1030</span> public void setTransform(AffineTransform t) {<a name="line.1030"></a>
  1039. <span class="sourceLineNo">1031</span> if (t == null) {<a name="line.1031"></a>
  1040. <span class="sourceLineNo">1032</span> this.transform = new AffineTransform();<a name="line.1032"></a>
  1041. <span class="sourceLineNo">1033</span> t = this.transform;<a name="line.1033"></a>
  1042. <span class="sourceLineNo">1034</span> } else {<a name="line.1034"></a>
  1043. <span class="sourceLineNo">1035</span> this.transform = new AffineTransform(t);<a name="line.1035"></a>
  1044. <span class="sourceLineNo">1036</span> }<a name="line.1036"></a>
  1045. <span class="sourceLineNo">1037</span> this.gc.setTransform(t.getScaleX(), t.getShearY(), t.getShearX(), <a name="line.1037"></a>
  1046. <span class="sourceLineNo">1038</span> t.getScaleY(), t.getTranslateX(), t.getTranslateY());<a name="line.1038"></a>
  1047. <span class="sourceLineNo">1039</span> }<a name="line.1039"></a>
  1048. <span class="sourceLineNo">1040</span><a name="line.1040"></a>
  1049. <span class="sourceLineNo">1041</span> /**<a name="line.1041"></a>
  1050. <span class="sourceLineNo">1042</span> * Returns {@code true} if the rectangle (in device space) intersects<a name="line.1042"></a>
  1051. <span class="sourceLineNo">1043</span> * with the shape (the interior, if {@code onStroke} is false, <a name="line.1043"></a>
  1052. <span class="sourceLineNo">1044</span> * otherwise the stroked outline of the shape).<a name="line.1044"></a>
  1053. <span class="sourceLineNo">1045</span> * <a name="line.1045"></a>
  1054. <span class="sourceLineNo">1046</span> * @param rect a rectangle (in device space).<a name="line.1046"></a>
  1055. <span class="sourceLineNo">1047</span> * @param s the shape.<a name="line.1047"></a>
  1056. <span class="sourceLineNo">1048</span> * @param onStroke test the stroked outline only?<a name="line.1048"></a>
  1057. <span class="sourceLineNo">1049</span> * <a name="line.1049"></a>
  1058. <span class="sourceLineNo">1050</span> * @return A boolean. <a name="line.1050"></a>
  1059. <span class="sourceLineNo">1051</span> */<a name="line.1051"></a>
  1060. <span class="sourceLineNo">1052</span> @Override<a name="line.1052"></a>
  1061. <span class="sourceLineNo">1053</span> public boolean hit(Rectangle rect, Shape s, boolean onStroke) {<a name="line.1053"></a>
  1062. <span class="sourceLineNo">1054</span> Shape ts;<a name="line.1054"></a>
  1063. <span class="sourceLineNo">1055</span> if (onStroke) {<a name="line.1055"></a>
  1064. <span class="sourceLineNo">1056</span> ts = this.transform.createTransformedShape(<a name="line.1056"></a>
  1065. <span class="sourceLineNo">1057</span> this.stroke.createStrokedShape(s));<a name="line.1057"></a>
  1066. <span class="sourceLineNo">1058</span> } else {<a name="line.1058"></a>
  1067. <span class="sourceLineNo">1059</span> ts = this.transform.createTransformedShape(s);<a name="line.1059"></a>
  1068. <span class="sourceLineNo">1060</span> }<a name="line.1060"></a>
  1069. <span class="sourceLineNo">1061</span> if (!rect.getBounds2D().intersects(ts.getBounds2D())) {<a name="line.1061"></a>
  1070. <span class="sourceLineNo">1062</span> return false;<a name="line.1062"></a>
  1071. <span class="sourceLineNo">1063</span> }<a name="line.1063"></a>
  1072. <span class="sourceLineNo">1064</span> Area a1 = new Area(rect);<a name="line.1064"></a>
  1073. <span class="sourceLineNo">1065</span> Area a2 = new Area(ts);<a name="line.1065"></a>
  1074. <span class="sourceLineNo">1066</span> a1.intersect(a2);<a name="line.1066"></a>
  1075. <span class="sourceLineNo">1067</span> return !a1.isEmpty();<a name="line.1067"></a>
  1076. <span class="sourceLineNo">1068</span> }<a name="line.1068"></a>
  1077. <span class="sourceLineNo">1069</span><a name="line.1069"></a>
  1078. <span class="sourceLineNo">1070</span> /**<a name="line.1070"></a>
  1079. <span class="sourceLineNo">1071</span> * Not implemented - the method does nothing.<a name="line.1071"></a>
  1080. <span class="sourceLineNo">1072</span> */<a name="line.1072"></a>
  1081. <span class="sourceLineNo">1073</span> @Override<a name="line.1073"></a>
  1082. <span class="sourceLineNo">1074</span> public void setPaintMode() {<a name="line.1074"></a>
  1083. <span class="sourceLineNo">1075</span> // not implemented<a name="line.1075"></a>
  1084. <span class="sourceLineNo">1076</span> }<a name="line.1076"></a>
  1085. <span class="sourceLineNo">1077</span><a name="line.1077"></a>
  1086. <span class="sourceLineNo">1078</span> /**<a name="line.1078"></a>
  1087. <span class="sourceLineNo">1079</span> * Not implemented - the method does nothing.<a name="line.1079"></a>
  1088. <span class="sourceLineNo">1080</span> */<a name="line.1080"></a>
  1089. <span class="sourceLineNo">1081</span> @Override<a name="line.1081"></a>
  1090. <span class="sourceLineNo">1082</span> public void setXORMode(Color c1) {<a name="line.1082"></a>
  1091. <span class="sourceLineNo">1083</span> // not implemented<a name="line.1083"></a>
  1092. <span class="sourceLineNo">1084</span> }<a name="line.1084"></a>
  1093. <span class="sourceLineNo">1085</span><a name="line.1085"></a>
  1094. <span class="sourceLineNo">1086</span> /**<a name="line.1086"></a>
  1095. <span class="sourceLineNo">1087</span> * Returns the bounds of the user clipping region.<a name="line.1087"></a>
  1096. <span class="sourceLineNo">1088</span> * <a name="line.1088"></a>
  1097. <span class="sourceLineNo">1089</span> * @return The clip bounds (possibly {@code null}). <a name="line.1089"></a>
  1098. <span class="sourceLineNo">1090</span> * <a name="line.1090"></a>
  1099. <span class="sourceLineNo">1091</span> * @see #getClip() <a name="line.1091"></a>
  1100. <span class="sourceLineNo">1092</span> */<a name="line.1092"></a>
  1101. <span class="sourceLineNo">1093</span> @Override<a name="line.1093"></a>
  1102. <span class="sourceLineNo">1094</span> public Rectangle getClipBounds() {<a name="line.1094"></a>
  1103. <span class="sourceLineNo">1095</span> if (this.clip == null) {<a name="line.1095"></a>
  1104. <span class="sourceLineNo">1096</span> return null;<a name="line.1096"></a>
  1105. <span class="sourceLineNo">1097</span> }<a name="line.1097"></a>
  1106. <span class="sourceLineNo">1098</span> return getClip().getBounds();<a name="line.1098"></a>
  1107. <span class="sourceLineNo">1099</span> }<a name="line.1099"></a>
  1108. <span class="sourceLineNo">1100</span><a name="line.1100"></a>
  1109. <span class="sourceLineNo">1101</span> /**<a name="line.1101"></a>
  1110. <span class="sourceLineNo">1102</span> * Returns the user clipping region. The initial default value is <a name="line.1102"></a>
  1111. <span class="sourceLineNo">1103</span> * {@code null}.<a name="line.1103"></a>
  1112. <span class="sourceLineNo">1104</span> * <a name="line.1104"></a>
  1113. <span class="sourceLineNo">1105</span> * @return The user clipping region (possibly {@code null}).<a name="line.1105"></a>
  1114. <span class="sourceLineNo">1106</span> * <a name="line.1106"></a>
  1115. <span class="sourceLineNo">1107</span> * @see #setClip(java.awt.Shape)<a name="line.1107"></a>
  1116. <span class="sourceLineNo">1108</span> */<a name="line.1108"></a>
  1117. <span class="sourceLineNo">1109</span> @Override<a name="line.1109"></a>
  1118. <span class="sourceLineNo">1110</span> public Shape getClip() {<a name="line.1110"></a>
  1119. <span class="sourceLineNo">1111</span> if (this.clip == null) {<a name="line.1111"></a>
  1120. <span class="sourceLineNo">1112</span> return null;<a name="line.1112"></a>
  1121. <span class="sourceLineNo">1113</span> }<a name="line.1113"></a>
  1122. <span class="sourceLineNo">1114</span> AffineTransform inv;<a name="line.1114"></a>
  1123. <span class="sourceLineNo">1115</span> try {<a name="line.1115"></a>
  1124. <span class="sourceLineNo">1116</span> inv = this.transform.createInverse();<a name="line.1116"></a>
  1125. <span class="sourceLineNo">1117</span> return inv.createTransformedShape(this.clip);<a name="line.1117"></a>
  1126. <span class="sourceLineNo">1118</span> } catch (NoninvertibleTransformException ex) {<a name="line.1118"></a>
  1127. <span class="sourceLineNo">1119</span> return null;<a name="line.1119"></a>
  1128. <span class="sourceLineNo">1120</span> }<a name="line.1120"></a>
  1129. <span class="sourceLineNo">1121</span> }<a name="line.1121"></a>
  1130. <span class="sourceLineNo">1122</span><a name="line.1122"></a>
  1131. <span class="sourceLineNo">1123</span> /**<a name="line.1123"></a>
  1132. <span class="sourceLineNo">1124</span> * Sets the user clipping region.<a name="line.1124"></a>
  1133. <span class="sourceLineNo">1125</span> * <a name="line.1125"></a>
  1134. <span class="sourceLineNo">1126</span> * @param shape the new user clipping region ({@code null} permitted).<a name="line.1126"></a>
  1135. <span class="sourceLineNo">1127</span> * <a name="line.1127"></a>
  1136. <span class="sourceLineNo">1128</span> * @see #getClip()<a name="line.1128"></a>
  1137. <span class="sourceLineNo">1129</span> */<a name="line.1129"></a>
  1138. <span class="sourceLineNo">1130</span> @Override<a name="line.1130"></a>
  1139. <span class="sourceLineNo">1131</span> public void setClip(Shape shape) {<a name="line.1131"></a>
  1140. <span class="sourceLineNo">1132</span> boolean restored = false;<a name="line.1132"></a>
  1141. <span class="sourceLineNo">1133</span> while (this.saveCount &gt; 0) {<a name="line.1133"></a>
  1142. <span class="sourceLineNo">1134</span> this.gc.restore();<a name="line.1134"></a>
  1143. <span class="sourceLineNo">1135</span> restored = true;<a name="line.1135"></a>
  1144. <span class="sourceLineNo">1136</span> this.saveCount--;<a name="line.1136"></a>
  1145. <span class="sourceLineNo">1137</span> }<a name="line.1137"></a>
  1146. <span class="sourceLineNo">1138</span> if (restored) {<a name="line.1138"></a>
  1147. <span class="sourceLineNo">1139</span> reapplyAttributes();<a name="line.1139"></a>
  1148. <span class="sourceLineNo">1140</span> }<a name="line.1140"></a>
  1149. <span class="sourceLineNo">1141</span> // null is handled fine here...<a name="line.1141"></a>
  1150. <span class="sourceLineNo">1142</span> this.clip = this.transform.createTransformedShape(shape);<a name="line.1142"></a>
  1151. <span class="sourceLineNo">1143</span> if (clip != null) {<a name="line.1143"></a>
  1152. <span class="sourceLineNo">1144</span> this.gc.save(); <a name="line.1144"></a>
  1153. <span class="sourceLineNo">1145</span> this.saveCount++;<a name="line.1145"></a>
  1154. <span class="sourceLineNo">1146</span> shapeToPath(shape);<a name="line.1146"></a>
  1155. <span class="sourceLineNo">1147</span> this.gc.clip();<a name="line.1147"></a>
  1156. <span class="sourceLineNo">1148</span> } <a name="line.1148"></a>
  1157. <span class="sourceLineNo">1149</span> }<a name="line.1149"></a>
  1158. <span class="sourceLineNo">1150</span> <a name="line.1150"></a>
  1159. <span class="sourceLineNo">1151</span> private void reapplyAttributes() {<a name="line.1151"></a>
  1160. <span class="sourceLineNo">1152</span> setPaint(this.paint);<a name="line.1152"></a>
  1161. <span class="sourceLineNo">1153</span> setBackground(this.background);<a name="line.1153"></a>
  1162. <span class="sourceLineNo">1154</span> setStroke(this.stroke);<a name="line.1154"></a>
  1163. <span class="sourceLineNo">1155</span> setFont(this.font);<a name="line.1155"></a>
  1164. <span class="sourceLineNo">1156</span> setTransform(this.transform);<a name="line.1156"></a>
  1165. <span class="sourceLineNo">1157</span> }<a name="line.1157"></a>
  1166. <span class="sourceLineNo">1158</span> <a name="line.1158"></a>
  1167. <span class="sourceLineNo">1159</span> /**<a name="line.1159"></a>
  1168. <span class="sourceLineNo">1160</span> * Clips to the intersection of the current clipping region and the<a name="line.1160"></a>
  1169. <span class="sourceLineNo">1161</span> * specified shape. <a name="line.1161"></a>
  1170. <span class="sourceLineNo">1162</span> * <a name="line.1162"></a>
  1171. <span class="sourceLineNo">1163</span> * According to the Oracle API specification, this method will accept a <a name="line.1163"></a>
  1172. <span class="sourceLineNo">1164</span> * {@code null} argument, but there is an open bug report (since 2004) <a name="line.1164"></a>
  1173. <span class="sourceLineNo">1165</span> * that suggests this is wrong:<a name="line.1165"></a>
  1174. <span class="sourceLineNo">1166</span> * &lt;p&gt;<a name="line.1166"></a>
  1175. <span class="sourceLineNo">1167</span> * &lt;a href="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6206189"&gt;<a name="line.1167"></a>
  1176. <span class="sourceLineNo">1168</span> * http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=6206189&lt;/a&gt;<a name="line.1168"></a>
  1177. <span class="sourceLineNo">1169</span> * <a name="line.1169"></a>
  1178. <span class="sourceLineNo">1170</span> * In this implementation, a {@code null} argument is not permitted.<a name="line.1170"></a>
  1179. <span class="sourceLineNo">1171</span> * <a name="line.1171"></a>
  1180. <span class="sourceLineNo">1172</span> * @param s the clip shape ({@code null} not permitted). <a name="line.1172"></a>
  1181. <span class="sourceLineNo">1173</span> */<a name="line.1173"></a>
  1182. <span class="sourceLineNo">1174</span> @Override<a name="line.1174"></a>
  1183. <span class="sourceLineNo">1175</span> public void clip(Shape s) {<a name="line.1175"></a>
  1184. <span class="sourceLineNo">1176</span> if (this.clip == null) {<a name="line.1176"></a>
  1185. <span class="sourceLineNo">1177</span> setClip(s);<a name="line.1177"></a>
  1186. <span class="sourceLineNo">1178</span> return;<a name="line.1178"></a>
  1187. <span class="sourceLineNo">1179</span> }<a name="line.1179"></a>
  1188. <span class="sourceLineNo">1180</span> Shape ts = this.transform.createTransformedShape(s);<a name="line.1180"></a>
  1189. <span class="sourceLineNo">1181</span> Shape clipNew;<a name="line.1181"></a>
  1190. <span class="sourceLineNo">1182</span> if (!ts.intersects(this.clip.getBounds2D())) {<a name="line.1182"></a>
  1191. <span class="sourceLineNo">1183</span> clipNew = new Rectangle2D.Double();<a name="line.1183"></a>
  1192. <span class="sourceLineNo">1184</span> } else {<a name="line.1184"></a>
  1193. <span class="sourceLineNo">1185</span> Area a1 = new Area(ts);<a name="line.1185"></a>
  1194. <span class="sourceLineNo">1186</span> Area a2 = new Area(this.clip);<a name="line.1186"></a>
  1195. <span class="sourceLineNo">1187</span> a1.intersect(a2);<a name="line.1187"></a>
  1196. <span class="sourceLineNo">1188</span> clipNew = new Path2D.Double(a1);<a name="line.1188"></a>
  1197. <span class="sourceLineNo">1189</span> }<a name="line.1189"></a>
  1198. <span class="sourceLineNo">1190</span> this.clip = clipNew;<a name="line.1190"></a>
  1199. <span class="sourceLineNo">1191</span> if (!this.clippingDisabled) {<a name="line.1191"></a>
  1200. <span class="sourceLineNo">1192</span> this.gc.save();<a name="line.1192"></a>
  1201. <span class="sourceLineNo">1193</span> this.saveCount++;<a name="line.1193"></a>
  1202. <span class="sourceLineNo">1194</span> shapeToPath(this.clip);<a name="line.1194"></a>
  1203. <span class="sourceLineNo">1195</span> this.gc.clip();<a name="line.1195"></a>
  1204. <span class="sourceLineNo">1196</span> }<a name="line.1196"></a>
  1205. <span class="sourceLineNo">1197</span> }<a name="line.1197"></a>
  1206. <span class="sourceLineNo">1198</span><a name="line.1198"></a>
  1207. <span class="sourceLineNo">1199</span> /**<a name="line.1199"></a>
  1208. <span class="sourceLineNo">1200</span> * Clips to the intersection of the current clipping region and the <a name="line.1200"></a>
  1209. <span class="sourceLineNo">1201</span> * specified rectangle.<a name="line.1201"></a>
  1210. <span class="sourceLineNo">1202</span> * <a name="line.1202"></a>
  1211. <span class="sourceLineNo">1203</span> * @param x the x-coordinate.<a name="line.1203"></a>
  1212. <span class="sourceLineNo">1204</span> * @param y the y-coordinate.<a name="line.1204"></a>
  1213. <span class="sourceLineNo">1205</span> * @param width the width.<a name="line.1205"></a>
  1214. <span class="sourceLineNo">1206</span> * @param height the height.<a name="line.1206"></a>
  1215. <span class="sourceLineNo">1207</span> */<a name="line.1207"></a>
  1216. <span class="sourceLineNo">1208</span> @Override<a name="line.1208"></a>
  1217. <span class="sourceLineNo">1209</span> public void clipRect(int x, int y, int width, int height) {<a name="line.1209"></a>
  1218. <span class="sourceLineNo">1210</span> setRect(x, y, width, height);<a name="line.1210"></a>
  1219. <span class="sourceLineNo">1211</span> clip(this.rect);<a name="line.1211"></a>
  1220. <span class="sourceLineNo">1212</span> }<a name="line.1212"></a>
  1221. <span class="sourceLineNo">1213</span><a name="line.1213"></a>
  1222. <span class="sourceLineNo">1214</span> /**<a name="line.1214"></a>
  1223. <span class="sourceLineNo">1215</span> * Sets the user clipping region to the specified rectangle.<a name="line.1215"></a>
  1224. <span class="sourceLineNo">1216</span> * <a name="line.1216"></a>
  1225. <span class="sourceLineNo">1217</span> * @param x the x-coordinate.<a name="line.1217"></a>
  1226. <span class="sourceLineNo">1218</span> * @param y the y-coordinate.<a name="line.1218"></a>
  1227. <span class="sourceLineNo">1219</span> * @param width the width.<a name="line.1219"></a>
  1228. <span class="sourceLineNo">1220</span> * @param height the height.<a name="line.1220"></a>
  1229. <span class="sourceLineNo">1221</span> * <a name="line.1221"></a>
  1230. <span class="sourceLineNo">1222</span> * @see #getClip() <a name="line.1222"></a>
  1231. <span class="sourceLineNo">1223</span> */<a name="line.1223"></a>
  1232. <span class="sourceLineNo">1224</span> @Override<a name="line.1224"></a>
  1233. <span class="sourceLineNo">1225</span> public void setClip(int x, int y, int width, int height) {<a name="line.1225"></a>
  1234. <span class="sourceLineNo">1226</span> setRect(x, y, width, height);<a name="line.1226"></a>
  1235. <span class="sourceLineNo">1227</span> setClip(this.rect);<a name="line.1227"></a>
  1236. <span class="sourceLineNo">1228</span> }<a name="line.1228"></a>
  1237. <span class="sourceLineNo">1229</span><a name="line.1229"></a>
  1238. <span class="sourceLineNo">1230</span> /**<a name="line.1230"></a>
  1239. <span class="sourceLineNo">1231</span> * Draws a line from {@code (x1, y1)} to {@code (x2, y2)} using <a name="line.1231"></a>
  1240. <span class="sourceLineNo">1232</span> * the current {@code paint} and {@code stroke}.<a name="line.1232"></a>
  1241. <span class="sourceLineNo">1233</span> * <a name="line.1233"></a>
  1242. <span class="sourceLineNo">1234</span> * @param x1 the x-coordinate of the start point.<a name="line.1234"></a>
  1243. <span class="sourceLineNo">1235</span> * @param y1 the y-coordinate of the start point.<a name="line.1235"></a>
  1244. <span class="sourceLineNo">1236</span> * @param x2 the x-coordinate of the end point.<a name="line.1236"></a>
  1245. <span class="sourceLineNo">1237</span> * @param y2 the x-coordinate of the end point.<a name="line.1237"></a>
  1246. <span class="sourceLineNo">1238</span> */<a name="line.1238"></a>
  1247. <span class="sourceLineNo">1239</span> @Override<a name="line.1239"></a>
  1248. <span class="sourceLineNo">1240</span> public void drawLine(int x1, int y1, int x2, int y2) {<a name="line.1240"></a>
  1249. <span class="sourceLineNo">1241</span> if (this.line == null) {<a name="line.1241"></a>
  1250. <span class="sourceLineNo">1242</span> this.line = new Line2D.Double(x1, y1, x2, y2);<a name="line.1242"></a>
  1251. <span class="sourceLineNo">1243</span> } else {<a name="line.1243"></a>
  1252. <span class="sourceLineNo">1244</span> this.line.setLine(x1, y1, x2, y2);<a name="line.1244"></a>
  1253. <span class="sourceLineNo">1245</span> }<a name="line.1245"></a>
  1254. <span class="sourceLineNo">1246</span> draw(this.line);<a name="line.1246"></a>
  1255. <span class="sourceLineNo">1247</span> }<a name="line.1247"></a>
  1256. <span class="sourceLineNo">1248</span><a name="line.1248"></a>
  1257. <span class="sourceLineNo">1249</span> /**<a name="line.1249"></a>
  1258. <span class="sourceLineNo">1250</span> * Fills the specified rectangle with the current {@code paint}.<a name="line.1250"></a>
  1259. <span class="sourceLineNo">1251</span> * <a name="line.1251"></a>
  1260. <span class="sourceLineNo">1252</span> * @param x the x-coordinate.<a name="line.1252"></a>
  1261. <span class="sourceLineNo">1253</span> * @param y the y-coordinate.<a name="line.1253"></a>
  1262. <span class="sourceLineNo">1254</span> * @param width the rectangle width.<a name="line.1254"></a>
  1263. <span class="sourceLineNo">1255</span> * @param height the rectangle height.<a name="line.1255"></a>
  1264. <span class="sourceLineNo">1256</span> */<a name="line.1256"></a>
  1265. <span class="sourceLineNo">1257</span> @Override<a name="line.1257"></a>
  1266. <span class="sourceLineNo">1258</span> public void fillRect(int x, int y, int width, int height) {<a name="line.1258"></a>
  1267. <span class="sourceLineNo">1259</span> setRect(x, y, width, height);<a name="line.1259"></a>
  1268. <span class="sourceLineNo">1260</span> fill(this.rect);<a name="line.1260"></a>
  1269. <span class="sourceLineNo">1261</span> }<a name="line.1261"></a>
  1270. <span class="sourceLineNo">1262</span><a name="line.1262"></a>
  1271. <span class="sourceLineNo">1263</span> /**<a name="line.1263"></a>
  1272. <span class="sourceLineNo">1264</span> * Clears the specified rectangle by filling it with the current <a name="line.1264"></a>
  1273. <span class="sourceLineNo">1265</span> * background color. If the background color is {@code null}, this<a name="line.1265"></a>
  1274. <span class="sourceLineNo">1266</span> * method will do nothing.<a name="line.1266"></a>
  1275. <span class="sourceLineNo">1267</span> * <a name="line.1267"></a>
  1276. <span class="sourceLineNo">1268</span> * @param x the x-coordinate.<a name="line.1268"></a>
  1277. <span class="sourceLineNo">1269</span> * @param y the y-coordinate.<a name="line.1269"></a>
  1278. <span class="sourceLineNo">1270</span> * @param width the width.<a name="line.1270"></a>
  1279. <span class="sourceLineNo">1271</span> * @param height the height.<a name="line.1271"></a>
  1280. <span class="sourceLineNo">1272</span> * <a name="line.1272"></a>
  1281. <span class="sourceLineNo">1273</span> * @see #getBackground() <a name="line.1273"></a>
  1282. <span class="sourceLineNo">1274</span> */<a name="line.1274"></a>
  1283. <span class="sourceLineNo">1275</span> @Override<a name="line.1275"></a>
  1284. <span class="sourceLineNo">1276</span> public void clearRect(int x, int y, int width, int height) {<a name="line.1276"></a>
  1285. <span class="sourceLineNo">1277</span> if (getBackground() == null) {<a name="line.1277"></a>
  1286. <span class="sourceLineNo">1278</span> return; // we can't do anything<a name="line.1278"></a>
  1287. <span class="sourceLineNo">1279</span> }<a name="line.1279"></a>
  1288. <span class="sourceLineNo">1280</span> Paint saved = getPaint();<a name="line.1280"></a>
  1289. <span class="sourceLineNo">1281</span> setPaint(getBackground());<a name="line.1281"></a>
  1290. <span class="sourceLineNo">1282</span> fillRect(x, y, width, height);<a name="line.1282"></a>
  1291. <span class="sourceLineNo">1283</span> setPaint(saved);<a name="line.1283"></a>
  1292. <span class="sourceLineNo">1284</span> }<a name="line.1284"></a>
  1293. <span class="sourceLineNo">1285</span> <a name="line.1285"></a>
  1294. <span class="sourceLineNo">1286</span> /**<a name="line.1286"></a>
  1295. <span class="sourceLineNo">1287</span> * Draws a rectangle with rounded corners using the current <a name="line.1287"></a>
  1296. <span class="sourceLineNo">1288</span> * {@code paint} and {@code stroke}.<a name="line.1288"></a>
  1297. <span class="sourceLineNo">1289</span> * <a name="line.1289"></a>
  1298. <span class="sourceLineNo">1290</span> * @param x the x-coordinate.<a name="line.1290"></a>
  1299. <span class="sourceLineNo">1291</span> * @param y the y-coordinate.<a name="line.1291"></a>
  1300. <span class="sourceLineNo">1292</span> * @param width the width.<a name="line.1292"></a>
  1301. <span class="sourceLineNo">1293</span> * @param height the height.<a name="line.1293"></a>
  1302. <span class="sourceLineNo">1294</span> * @param arcWidth the arc-width.<a name="line.1294"></a>
  1303. <span class="sourceLineNo">1295</span> * @param arcHeight the arc-height.<a name="line.1295"></a>
  1304. <span class="sourceLineNo">1296</span> * <a name="line.1296"></a>
  1305. <span class="sourceLineNo">1297</span> * @see #fillRoundRect(int, int, int, int, int, int) <a name="line.1297"></a>
  1306. <span class="sourceLineNo">1298</span> */<a name="line.1298"></a>
  1307. <span class="sourceLineNo">1299</span> @Override<a name="line.1299"></a>
  1308. <span class="sourceLineNo">1300</span> public void drawRoundRect(int x, int y, int width, int height, <a name="line.1300"></a>
  1309. <span class="sourceLineNo">1301</span> int arcWidth, int arcHeight) {<a name="line.1301"></a>
  1310. <span class="sourceLineNo">1302</span> setRoundRect(x, y, width, height, arcWidth, arcHeight);<a name="line.1302"></a>
  1311. <span class="sourceLineNo">1303</span> draw(this.roundRect);<a name="line.1303"></a>
  1312. <span class="sourceLineNo">1304</span> }<a name="line.1304"></a>
  1313. <span class="sourceLineNo">1305</span><a name="line.1305"></a>
  1314. <span class="sourceLineNo">1306</span> /**<a name="line.1306"></a>
  1315. <span class="sourceLineNo">1307</span> * Fills a rectangle with rounded corners using the current {@code paint}.<a name="line.1307"></a>
  1316. <span class="sourceLineNo">1308</span> * <a name="line.1308"></a>
  1317. <span class="sourceLineNo">1309</span> * @param x the x-coordinate.<a name="line.1309"></a>
  1318. <span class="sourceLineNo">1310</span> * @param y the y-coordinate.<a name="line.1310"></a>
  1319. <span class="sourceLineNo">1311</span> * @param width the width.<a name="line.1311"></a>
  1320. <span class="sourceLineNo">1312</span> * @param height the height.<a name="line.1312"></a>
  1321. <span class="sourceLineNo">1313</span> * @param arcWidth the arc-width.<a name="line.1313"></a>
  1322. <span class="sourceLineNo">1314</span> * @param arcHeight the arc-height.<a name="line.1314"></a>
  1323. <span class="sourceLineNo">1315</span> * <a name="line.1315"></a>
  1324. <span class="sourceLineNo">1316</span> * @see #drawRoundRect(int, int, int, int, int, int) <a name="line.1316"></a>
  1325. <span class="sourceLineNo">1317</span> */<a name="line.1317"></a>
  1326. <span class="sourceLineNo">1318</span> @Override<a name="line.1318"></a>
  1327. <span class="sourceLineNo">1319</span> public void fillRoundRect(int x, int y, int width, int height, <a name="line.1319"></a>
  1328. <span class="sourceLineNo">1320</span> int arcWidth, int arcHeight) {<a name="line.1320"></a>
  1329. <span class="sourceLineNo">1321</span> setRoundRect(x, y, width, height, arcWidth, arcHeight);<a name="line.1321"></a>
  1330. <span class="sourceLineNo">1322</span> fill(this.roundRect);<a name="line.1322"></a>
  1331. <span class="sourceLineNo">1323</span> }<a name="line.1323"></a>
  1332. <span class="sourceLineNo">1324</span> <a name="line.1324"></a>
  1333. <span class="sourceLineNo">1325</span> /**<a name="line.1325"></a>
  1334. <span class="sourceLineNo">1326</span> * Draws an oval framed by the rectangle {@code (x, y, width, height)}<a name="line.1326"></a>
  1335. <span class="sourceLineNo">1327</span> * using the current {@code paint} and {@code stroke}.<a name="line.1327"></a>
  1336. <span class="sourceLineNo">1328</span> * <a name="line.1328"></a>
  1337. <span class="sourceLineNo">1329</span> * @param x the x-coordinate.<a name="line.1329"></a>
  1338. <span class="sourceLineNo">1330</span> * @param y the y-coordinate.<a name="line.1330"></a>
  1339. <span class="sourceLineNo">1331</span> * @param width the width.<a name="line.1331"></a>
  1340. <span class="sourceLineNo">1332</span> * @param height the height.<a name="line.1332"></a>
  1341. <span class="sourceLineNo">1333</span> * <a name="line.1333"></a>
  1342. <span class="sourceLineNo">1334</span> * @see #fillOval(int, int, int, int) <a name="line.1334"></a>
  1343. <span class="sourceLineNo">1335</span> */<a name="line.1335"></a>
  1344. <span class="sourceLineNo">1336</span> @Override<a name="line.1336"></a>
  1345. <span class="sourceLineNo">1337</span> public void drawOval(int x, int y, int width, int height) {<a name="line.1337"></a>
  1346. <span class="sourceLineNo">1338</span> setOval(x, y, width, height);<a name="line.1338"></a>
  1347. <span class="sourceLineNo">1339</span> draw(this.oval);<a name="line.1339"></a>
  1348. <span class="sourceLineNo">1340</span> }<a name="line.1340"></a>
  1349. <span class="sourceLineNo">1341</span><a name="line.1341"></a>
  1350. <span class="sourceLineNo">1342</span> /**<a name="line.1342"></a>
  1351. <span class="sourceLineNo">1343</span> * Fills an oval framed by the rectangle {@code (x, y, width, height)}.<a name="line.1343"></a>
  1352. <span class="sourceLineNo">1344</span> * <a name="line.1344"></a>
  1353. <span class="sourceLineNo">1345</span> * @param x the x-coordinate.<a name="line.1345"></a>
  1354. <span class="sourceLineNo">1346</span> * @param y the y-coordinate.<a name="line.1346"></a>
  1355. <span class="sourceLineNo">1347</span> * @param width the width.<a name="line.1347"></a>
  1356. <span class="sourceLineNo">1348</span> * @param height the height.<a name="line.1348"></a>
  1357. <span class="sourceLineNo">1349</span> * <a name="line.1349"></a>
  1358. <span class="sourceLineNo">1350</span> * @see #drawOval(int, int, int, int) <a name="line.1350"></a>
  1359. <span class="sourceLineNo">1351</span> */<a name="line.1351"></a>
  1360. <span class="sourceLineNo">1352</span> @Override<a name="line.1352"></a>
  1361. <span class="sourceLineNo">1353</span> public void fillOval(int x, int y, int width, int height) {<a name="line.1353"></a>
  1362. <span class="sourceLineNo">1354</span> setOval(x, y, width, height);<a name="line.1354"></a>
  1363. <span class="sourceLineNo">1355</span> fill(this.oval);<a name="line.1355"></a>
  1364. <span class="sourceLineNo">1356</span> }<a name="line.1356"></a>
  1365. <span class="sourceLineNo">1357</span><a name="line.1357"></a>
  1366. <span class="sourceLineNo">1358</span> /**<a name="line.1358"></a>
  1367. <span class="sourceLineNo">1359</span> * Draws an arc contained within the rectangle <a name="line.1359"></a>
  1368. <span class="sourceLineNo">1360</span> * {@code (x, y, width, height)}, starting at {@code startAngle}<a name="line.1360"></a>
  1369. <span class="sourceLineNo">1361</span> * and continuing through {@code arcAngle} degrees using <a name="line.1361"></a>
  1370. <span class="sourceLineNo">1362</span> * the current {@code paint} and {@code stroke}.<a name="line.1362"></a>
  1371. <span class="sourceLineNo">1363</span> * <a name="line.1363"></a>
  1372. <span class="sourceLineNo">1364</span> * @param x the x-coordinate.<a name="line.1364"></a>
  1373. <span class="sourceLineNo">1365</span> * @param y the y-coordinate.<a name="line.1365"></a>
  1374. <span class="sourceLineNo">1366</span> * @param width the width.<a name="line.1366"></a>
  1375. <span class="sourceLineNo">1367</span> * @param height the height.<a name="line.1367"></a>
  1376. <span class="sourceLineNo">1368</span> * @param startAngle the start angle in degrees, 0 = 3 o'clock.<a name="line.1368"></a>
  1377. <span class="sourceLineNo">1369</span> * @param arcAngle the angle (anticlockwise) in degrees.<a name="line.1369"></a>
  1378. <span class="sourceLineNo">1370</span> * <a name="line.1370"></a>
  1379. <span class="sourceLineNo">1371</span> * @see #fillArc(int, int, int, int, int, int) <a name="line.1371"></a>
  1380. <span class="sourceLineNo">1372</span> */<a name="line.1372"></a>
  1381. <span class="sourceLineNo">1373</span> @Override<a name="line.1373"></a>
  1382. <span class="sourceLineNo">1374</span> public void drawArc(int x, int y, int width, int height, int startAngle, <a name="line.1374"></a>
  1383. <span class="sourceLineNo">1375</span> int arcAngle) {<a name="line.1375"></a>
  1384. <span class="sourceLineNo">1376</span> setArc(x, y, width, height, startAngle, arcAngle);<a name="line.1376"></a>
  1385. <span class="sourceLineNo">1377</span> draw(this.arc);<a name="line.1377"></a>
  1386. <span class="sourceLineNo">1378</span> }<a name="line.1378"></a>
  1387. <span class="sourceLineNo">1379</span><a name="line.1379"></a>
  1388. <span class="sourceLineNo">1380</span> /**<a name="line.1380"></a>
  1389. <span class="sourceLineNo">1381</span> * Fills an arc contained within the rectangle <a name="line.1381"></a>
  1390. <span class="sourceLineNo">1382</span> * {@code (x, y, width, height)}, starting at {@code startAngle}<a name="line.1382"></a>
  1391. <span class="sourceLineNo">1383</span> * and continuing through {@code arcAngle} degrees, using <a name="line.1383"></a>
  1392. <span class="sourceLineNo">1384</span> * the current {@code paint}.<a name="line.1384"></a>
  1393. <span class="sourceLineNo">1385</span> * <a name="line.1385"></a>
  1394. <span class="sourceLineNo">1386</span> * @param x the x-coordinate.<a name="line.1386"></a>
  1395. <span class="sourceLineNo">1387</span> * @param y the y-coordinate.<a name="line.1387"></a>
  1396. <span class="sourceLineNo">1388</span> * @param width the width.<a name="line.1388"></a>
  1397. <span class="sourceLineNo">1389</span> * @param height the height.<a name="line.1389"></a>
  1398. <span class="sourceLineNo">1390</span> * @param startAngle the start angle in degrees, 0 = 3 o'clock.<a name="line.1390"></a>
  1399. <span class="sourceLineNo">1391</span> * @param arcAngle the angle (anticlockwise) in degrees.<a name="line.1391"></a>
  1400. <span class="sourceLineNo">1392</span> * <a name="line.1392"></a>
  1401. <span class="sourceLineNo">1393</span> * @see #drawArc(int, int, int, int, int, int) <a name="line.1393"></a>
  1402. <span class="sourceLineNo">1394</span> */<a name="line.1394"></a>
  1403. <span class="sourceLineNo">1395</span> @Override<a name="line.1395"></a>
  1404. <span class="sourceLineNo">1396</span> public void fillArc(int x, int y, int width, int height, int startAngle, <a name="line.1396"></a>
  1405. <span class="sourceLineNo">1397</span> int arcAngle) {<a name="line.1397"></a>
  1406. <span class="sourceLineNo">1398</span> setArc(x, y, width, height, startAngle, arcAngle);<a name="line.1398"></a>
  1407. <span class="sourceLineNo">1399</span> fill(this.arc);<a name="line.1399"></a>
  1408. <span class="sourceLineNo">1400</span> }<a name="line.1400"></a>
  1409. <span class="sourceLineNo">1401</span><a name="line.1401"></a>
  1410. <span class="sourceLineNo">1402</span> /**<a name="line.1402"></a>
  1411. <span class="sourceLineNo">1403</span> * Draws the specified multi-segment line using the current <a name="line.1403"></a>
  1412. <span class="sourceLineNo">1404</span> * {@code paint} and {@code stroke}.<a name="line.1404"></a>
  1413. <span class="sourceLineNo">1405</span> * <a name="line.1405"></a>
  1414. <span class="sourceLineNo">1406</span> * @param xPoints the x-points.<a name="line.1406"></a>
  1415. <span class="sourceLineNo">1407</span> * @param yPoints the y-points.<a name="line.1407"></a>
  1416. <span class="sourceLineNo">1408</span> * @param nPoints the number of points to use for the polyline.<a name="line.1408"></a>
  1417. <span class="sourceLineNo">1409</span> */<a name="line.1409"></a>
  1418. <span class="sourceLineNo">1410</span> @Override<a name="line.1410"></a>
  1419. <span class="sourceLineNo">1411</span> public void drawPolyline(int[] xPoints, int[] yPoints, int nPoints) {<a name="line.1411"></a>
  1420. <span class="sourceLineNo">1412</span> GeneralPath p = createPolygon(xPoints, yPoints, nPoints, false);<a name="line.1412"></a>
  1421. <span class="sourceLineNo">1413</span> draw(p);<a name="line.1413"></a>
  1422. <span class="sourceLineNo">1414</span> }<a name="line.1414"></a>
  1423. <span class="sourceLineNo">1415</span><a name="line.1415"></a>
  1424. <span class="sourceLineNo">1416</span> /**<a name="line.1416"></a>
  1425. <span class="sourceLineNo">1417</span> * Draws the specified polygon using the current {@code paint} and <a name="line.1417"></a>
  1426. <span class="sourceLineNo">1418</span> * {@code stroke}.<a name="line.1418"></a>
  1427. <span class="sourceLineNo">1419</span> * <a name="line.1419"></a>
  1428. <span class="sourceLineNo">1420</span> * @param xPoints the x-points.<a name="line.1420"></a>
  1429. <span class="sourceLineNo">1421</span> * @param yPoints the y-points.<a name="line.1421"></a>
  1430. <span class="sourceLineNo">1422</span> * @param nPoints the number of points to use for the polygon.<a name="line.1422"></a>
  1431. <span class="sourceLineNo">1423</span> * <a name="line.1423"></a>
  1432. <span class="sourceLineNo">1424</span> * @see #fillPolygon(int[], int[], int) */<a name="line.1424"></a>
  1433. <span class="sourceLineNo">1425</span> @Override<a name="line.1425"></a>
  1434. <span class="sourceLineNo">1426</span> public void drawPolygon(int[] xPoints, int[] yPoints, int nPoints) {<a name="line.1426"></a>
  1435. <span class="sourceLineNo">1427</span> GeneralPath p = createPolygon(xPoints, yPoints, nPoints, true);<a name="line.1427"></a>
  1436. <span class="sourceLineNo">1428</span> draw(p);<a name="line.1428"></a>
  1437. <span class="sourceLineNo">1429</span> }<a name="line.1429"></a>
  1438. <span class="sourceLineNo">1430</span><a name="line.1430"></a>
  1439. <span class="sourceLineNo">1431</span> /**<a name="line.1431"></a>
  1440. <span class="sourceLineNo">1432</span> * Fills the specified polygon using the current {@code paint}.<a name="line.1432"></a>
  1441. <span class="sourceLineNo">1433</span> * <a name="line.1433"></a>
  1442. <span class="sourceLineNo">1434</span> * @param xPoints the x-points.<a name="line.1434"></a>
  1443. <span class="sourceLineNo">1435</span> * @param yPoints the y-points.<a name="line.1435"></a>
  1444. <span class="sourceLineNo">1436</span> * @param nPoints the number of points to use for the polygon.<a name="line.1436"></a>
  1445. <span class="sourceLineNo">1437</span> * <a name="line.1437"></a>
  1446. <span class="sourceLineNo">1438</span> * @see #drawPolygon(int[], int[], int) <a name="line.1438"></a>
  1447. <span class="sourceLineNo">1439</span> */<a name="line.1439"></a>
  1448. <span class="sourceLineNo">1440</span> @Override<a name="line.1440"></a>
  1449. <span class="sourceLineNo">1441</span> public void fillPolygon(int[] xPoints, int[] yPoints, int nPoints) {<a name="line.1441"></a>
  1450. <span class="sourceLineNo">1442</span> GeneralPath p = createPolygon(xPoints, yPoints, nPoints, true);<a name="line.1442"></a>
  1451. <span class="sourceLineNo">1443</span> fill(p);<a name="line.1443"></a>
  1452. <span class="sourceLineNo">1444</span> }<a name="line.1444"></a>
  1453. <span class="sourceLineNo">1445</span><a name="line.1445"></a>
  1454. <span class="sourceLineNo">1446</span> /**<a name="line.1446"></a>
  1455. <span class="sourceLineNo">1447</span> * Creates a polygon from the specified {@code x} and <a name="line.1447"></a>
  1456. <span class="sourceLineNo">1448</span> * {@code y} coordinate arrays.<a name="line.1448"></a>
  1457. <span class="sourceLineNo">1449</span> * <a name="line.1449"></a>
  1458. <span class="sourceLineNo">1450</span> * @param xPoints the x-points.<a name="line.1450"></a>
  1459. <span class="sourceLineNo">1451</span> * @param yPoints the y-points.<a name="line.1451"></a>
  1460. <span class="sourceLineNo">1452</span> * @param nPoints the number of points to use for the polyline.<a name="line.1452"></a>
  1461. <span class="sourceLineNo">1453</span> * @param close closed?<a name="line.1453"></a>
  1462. <span class="sourceLineNo">1454</span> * <a name="line.1454"></a>
  1463. <span class="sourceLineNo">1455</span> * @return A polygon.<a name="line.1455"></a>
  1464. <span class="sourceLineNo">1456</span> */<a name="line.1456"></a>
  1465. <span class="sourceLineNo">1457</span> public GeneralPath createPolygon(int[] xPoints, int[] yPoints, <a name="line.1457"></a>
  1466. <span class="sourceLineNo">1458</span> int nPoints, boolean close) {<a name="line.1458"></a>
  1467. <span class="sourceLineNo">1459</span> GeneralPath p = new GeneralPath();<a name="line.1459"></a>
  1468. <span class="sourceLineNo">1460</span> p.moveTo(xPoints[0], yPoints[0]);<a name="line.1460"></a>
  1469. <span class="sourceLineNo">1461</span> for (int i = 1; i &lt; nPoints; i++) {<a name="line.1461"></a>
  1470. <span class="sourceLineNo">1462</span> p.lineTo(xPoints[i], yPoints[i]);<a name="line.1462"></a>
  1471. <span class="sourceLineNo">1463</span> }<a name="line.1463"></a>
  1472. <span class="sourceLineNo">1464</span> if (close) {<a name="line.1464"></a>
  1473. <span class="sourceLineNo">1465</span> p.closePath();<a name="line.1465"></a>
  1474. <span class="sourceLineNo">1466</span> }<a name="line.1466"></a>
  1475. <span class="sourceLineNo">1467</span> return p;<a name="line.1467"></a>
  1476. <span class="sourceLineNo">1468</span> }<a name="line.1468"></a>
  1477. <span class="sourceLineNo">1469</span> <a name="line.1469"></a>
  1478. <span class="sourceLineNo">1470</span> /**<a name="line.1470"></a>
  1479. <span class="sourceLineNo">1471</span> * Draws an image at the location {@code (x, y)}. Note that the <a name="line.1471"></a>
  1480. <span class="sourceLineNo">1472</span> * {@code observer} is ignored.<a name="line.1472"></a>
  1481. <span class="sourceLineNo">1473</span> * <a name="line.1473"></a>
  1482. <span class="sourceLineNo">1474</span> * @param img the image.<a name="line.1474"></a>
  1483. <span class="sourceLineNo">1475</span> * @param x the x-coordinate.<a name="line.1475"></a>
  1484. <span class="sourceLineNo">1476</span> * @param y the y-coordinate.<a name="line.1476"></a>
  1485. <span class="sourceLineNo">1477</span> * @param observer ignored.<a name="line.1477"></a>
  1486. <span class="sourceLineNo">1478</span> * <a name="line.1478"></a>
  1487. <span class="sourceLineNo">1479</span> * @return {@code true} if the image is drawn. <a name="line.1479"></a>
  1488. <span class="sourceLineNo">1480</span> */<a name="line.1480"></a>
  1489. <span class="sourceLineNo">1481</span> @Override<a name="line.1481"></a>
  1490. <span class="sourceLineNo">1482</span> public boolean drawImage(Image img, int x, int y, ImageObserver observer) {<a name="line.1482"></a>
  1491. <span class="sourceLineNo">1483</span> int w = img.getWidth(observer);<a name="line.1483"></a>
  1492. <span class="sourceLineNo">1484</span> if (w &lt; 0) {<a name="line.1484"></a>
  1493. <span class="sourceLineNo">1485</span> return false;<a name="line.1485"></a>
  1494. <span class="sourceLineNo">1486</span> }<a name="line.1486"></a>
  1495. <span class="sourceLineNo">1487</span> int h = img.getHeight(observer);<a name="line.1487"></a>
  1496. <span class="sourceLineNo">1488</span> if (h &lt; 0) {<a name="line.1488"></a>
  1497. <span class="sourceLineNo">1489</span> return false;<a name="line.1489"></a>
  1498. <span class="sourceLineNo">1490</span> }<a name="line.1490"></a>
  1499. <span class="sourceLineNo">1491</span> return drawImage(img, x, y, w, h, observer);<a name="line.1491"></a>
  1500. <span class="sourceLineNo">1492</span> }<a name="line.1492"></a>
  1501. <span class="sourceLineNo">1493</span><a name="line.1493"></a>
  1502. <span class="sourceLineNo">1494</span> /**<a name="line.1494"></a>
  1503. <span class="sourceLineNo">1495</span> * Draws an image at the location {@code (x, y)}. Note that the <a name="line.1495"></a>
  1504. <span class="sourceLineNo">1496</span> * {@code observer} is ignored.<a name="line.1496"></a>
  1505. <span class="sourceLineNo">1497</span> * <a name="line.1497"></a>
  1506. <span class="sourceLineNo">1498</span> * @param img the image.<a name="line.1498"></a>
  1507. <span class="sourceLineNo">1499</span> * @param x the x-coordinate.<a name="line.1499"></a>
  1508. <span class="sourceLineNo">1500</span> * @param y the y-coordinate.<a name="line.1500"></a>
  1509. <span class="sourceLineNo">1501</span> * @param width the width of the target rectangle for the image.<a name="line.1501"></a>
  1510. <span class="sourceLineNo">1502</span> * @param height the height of the target rectangle for the image.<a name="line.1502"></a>
  1511. <span class="sourceLineNo">1503</span> * @param observer ignored.<a name="line.1503"></a>
  1512. <span class="sourceLineNo">1504</span> * <a name="line.1504"></a>
  1513. <span class="sourceLineNo">1505</span> * @return {@code true} if the image is drawn. <a name="line.1505"></a>
  1514. <span class="sourceLineNo">1506</span> */<a name="line.1506"></a>
  1515. <span class="sourceLineNo">1507</span> @Override<a name="line.1507"></a>
  1516. <span class="sourceLineNo">1508</span> public boolean drawImage(Image img, int x, int y, int width, int height, <a name="line.1508"></a>
  1517. <span class="sourceLineNo">1509</span> ImageObserver observer) {<a name="line.1509"></a>
  1518. <span class="sourceLineNo">1510</span> BufferedImage img2 = new BufferedImage(width, height, <a name="line.1510"></a>
  1519. <span class="sourceLineNo">1511</span> BufferedImage.TYPE_INT_ARGB);<a name="line.1511"></a>
  1520. <span class="sourceLineNo">1512</span> Graphics2D g2 = img2.createGraphics();<a name="line.1512"></a>
  1521. <span class="sourceLineNo">1513</span> g2.drawImage(img, 0, 0, width, height, null);<a name="line.1513"></a>
  1522. <span class="sourceLineNo">1514</span> javafx.scene.image.WritableImage fxImage = SwingFXUtils.toFXImage(img2, <a name="line.1514"></a>
  1523. <span class="sourceLineNo">1515</span> null);<a name="line.1515"></a>
  1524. <span class="sourceLineNo">1516</span> this.gc.drawImage(fxImage, x, y, width, height);<a name="line.1516"></a>
  1525. <span class="sourceLineNo">1517</span> return true;<a name="line.1517"></a>
  1526. <span class="sourceLineNo">1518</span> }<a name="line.1518"></a>
  1527. <span class="sourceLineNo">1519</span><a name="line.1519"></a>
  1528. <span class="sourceLineNo">1520</span> /**<a name="line.1520"></a>
  1529. <span class="sourceLineNo">1521</span> * Draws an image at the location {@code (x, y)}. Note that the <a name="line.1521"></a>
  1530. <span class="sourceLineNo">1522</span> * {@code observer} is ignored.<a name="line.1522"></a>
  1531. <span class="sourceLineNo">1523</span> * <a name="line.1523"></a>
  1532. <span class="sourceLineNo">1524</span> * @param img the image ({@code null} not permitted).<a name="line.1524"></a>
  1533. <span class="sourceLineNo">1525</span> * @param x the x-coordinate.<a name="line.1525"></a>
  1534. <span class="sourceLineNo">1526</span> * @param y the y-coordinate.<a name="line.1526"></a>
  1535. <span class="sourceLineNo">1527</span> * @param bgcolor the background color ({@code null} permitted).<a name="line.1527"></a>
  1536. <span class="sourceLineNo">1528</span> * @param observer ignored.<a name="line.1528"></a>
  1537. <span class="sourceLineNo">1529</span> * <a name="line.1529"></a>
  1538. <span class="sourceLineNo">1530</span> * @return {@code true} if the image is drawn. <a name="line.1530"></a>
  1539. <span class="sourceLineNo">1531</span> */<a name="line.1531"></a>
  1540. <span class="sourceLineNo">1532</span> @Override<a name="line.1532"></a>
  1541. <span class="sourceLineNo">1533</span> public boolean drawImage(Image img, int x, int y, Color bgcolor, <a name="line.1533"></a>
  1542. <span class="sourceLineNo">1534</span> ImageObserver observer) {<a name="line.1534"></a>
  1543. <span class="sourceLineNo">1535</span> int w = img.getWidth(null);<a name="line.1535"></a>
  1544. <span class="sourceLineNo">1536</span> if (w &lt; 0) {<a name="line.1536"></a>
  1545. <span class="sourceLineNo">1537</span> return false;<a name="line.1537"></a>
  1546. <span class="sourceLineNo">1538</span> }<a name="line.1538"></a>
  1547. <span class="sourceLineNo">1539</span> int h = img.getHeight(null);<a name="line.1539"></a>
  1548. <span class="sourceLineNo">1540</span> if (h &lt; 0) {<a name="line.1540"></a>
  1549. <span class="sourceLineNo">1541</span> return false;<a name="line.1541"></a>
  1550. <span class="sourceLineNo">1542</span> }<a name="line.1542"></a>
  1551. <span class="sourceLineNo">1543</span> return drawImage(img, x, y, w, h, bgcolor, observer);<a name="line.1543"></a>
  1552. <span class="sourceLineNo">1544</span> }<a name="line.1544"></a>
  1553. <span class="sourceLineNo">1545</span><a name="line.1545"></a>
  1554. <span class="sourceLineNo">1546</span> /**<a name="line.1546"></a>
  1555. <span class="sourceLineNo">1547</span> * Draws an image to the rectangle {@code (x, y, w, h)} (scaling it if<a name="line.1547"></a>
  1556. <span class="sourceLineNo">1548</span> * required), first filling the background with the specified color. Note <a name="line.1548"></a>
  1557. <span class="sourceLineNo">1549</span> * that the {@code observer} is ignored.<a name="line.1549"></a>
  1558. <span class="sourceLineNo">1550</span> * <a name="line.1550"></a>
  1559. <span class="sourceLineNo">1551</span> * @param img the image.<a name="line.1551"></a>
  1560. <span class="sourceLineNo">1552</span> * @param x the x-coordinate.<a name="line.1552"></a>
  1561. <span class="sourceLineNo">1553</span> * @param y the y-coordinate.<a name="line.1553"></a>
  1562. <span class="sourceLineNo">1554</span> * @param w the width.<a name="line.1554"></a>
  1563. <span class="sourceLineNo">1555</span> * @param h the height.<a name="line.1555"></a>
  1564. <span class="sourceLineNo">1556</span> * @param bgcolor the background color ({@code null} permitted).<a name="line.1556"></a>
  1565. <span class="sourceLineNo">1557</span> * @param observer ignored.<a name="line.1557"></a>
  1566. <span class="sourceLineNo">1558</span> * <a name="line.1558"></a>
  1567. <span class="sourceLineNo">1559</span> * @return {@code true} if the image is drawn. <a name="line.1559"></a>
  1568. <span class="sourceLineNo">1560</span> */<a name="line.1560"></a>
  1569. <span class="sourceLineNo">1561</span> @Override<a name="line.1561"></a>
  1570. <span class="sourceLineNo">1562</span> public boolean drawImage(Image img, int x, int y, int w, int h, <a name="line.1562"></a>
  1571. <span class="sourceLineNo">1563</span> Color bgcolor, ImageObserver observer) {<a name="line.1563"></a>
  1572. <span class="sourceLineNo">1564</span> Paint saved = getPaint();<a name="line.1564"></a>
  1573. <span class="sourceLineNo">1565</span> setPaint(bgcolor);<a name="line.1565"></a>
  1574. <span class="sourceLineNo">1566</span> fillRect(x, y, w, h);<a name="line.1566"></a>
  1575. <span class="sourceLineNo">1567</span> setPaint(saved);<a name="line.1567"></a>
  1576. <span class="sourceLineNo">1568</span> return drawImage(img, x, y, w, h, observer);<a name="line.1568"></a>
  1577. <span class="sourceLineNo">1569</span> }<a name="line.1569"></a>
  1578. <span class="sourceLineNo">1570</span><a name="line.1570"></a>
  1579. <span class="sourceLineNo">1571</span> /**<a name="line.1571"></a>
  1580. <span class="sourceLineNo">1572</span> * Draws part of an image (defined by the source rectangle <a name="line.1572"></a>
  1581. <span class="sourceLineNo">1573</span> * {@code (sx1, sy1, sx2, sy2)}) into the destination rectangle<a name="line.1573"></a>
  1582. <span class="sourceLineNo">1574</span> * {@code (dx1, dy1, dx2, dy2)}. Note that the {@code observer} <a name="line.1574"></a>
  1583. <span class="sourceLineNo">1575</span> * is ignored.<a name="line.1575"></a>
  1584. <span class="sourceLineNo">1576</span> * <a name="line.1576"></a>
  1585. <span class="sourceLineNo">1577</span> * @param img the image.<a name="line.1577"></a>
  1586. <span class="sourceLineNo">1578</span> * @param dx1 the x-coordinate for the top left of the destination.<a name="line.1578"></a>
  1587. <span class="sourceLineNo">1579</span> * @param dy1 the y-coordinate for the top left of the destination.<a name="line.1579"></a>
  1588. <span class="sourceLineNo">1580</span> * @param dx2 the x-coordinate for the bottom right of the destination.<a name="line.1580"></a>
  1589. <span class="sourceLineNo">1581</span> * @param dy2 the y-coordinate for the bottom right of the destination.<a name="line.1581"></a>
  1590. <span class="sourceLineNo">1582</span> * @param sx1 the x-coordinate for the top left of the source.<a name="line.1582"></a>
  1591. <span class="sourceLineNo">1583</span> * @param sy1 the y-coordinate for the top left of the source.<a name="line.1583"></a>
  1592. <span class="sourceLineNo">1584</span> * @param sx2 the x-coordinate for the bottom right of the source.<a name="line.1584"></a>
  1593. <span class="sourceLineNo">1585</span> * @param sy2 the y-coordinate for the bottom right of the source.<a name="line.1585"></a>
  1594. <span class="sourceLineNo">1586</span> * <a name="line.1586"></a>
  1595. <span class="sourceLineNo">1587</span> * @return {@code true} if the image is drawn. <a name="line.1587"></a>
  1596. <span class="sourceLineNo">1588</span> */<a name="line.1588"></a>
  1597. <span class="sourceLineNo">1589</span> @Override<a name="line.1589"></a>
  1598. <span class="sourceLineNo">1590</span> public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, <a name="line.1590"></a>
  1599. <span class="sourceLineNo">1591</span> int sx1, int sy1, int sx2, int sy2, ImageObserver observer) {<a name="line.1591"></a>
  1600. <span class="sourceLineNo">1592</span> int w = dx2 - dx1;<a name="line.1592"></a>
  1601. <span class="sourceLineNo">1593</span> int h = dy2 - dy1;<a name="line.1593"></a>
  1602. <span class="sourceLineNo">1594</span> BufferedImage img2 = new BufferedImage(BufferedImage.TYPE_INT_ARGB, <a name="line.1594"></a>
  1603. <span class="sourceLineNo">1595</span> w, h);<a name="line.1595"></a>
  1604. <span class="sourceLineNo">1596</span> Graphics2D g2 = img2.createGraphics();<a name="line.1596"></a>
  1605. <span class="sourceLineNo">1597</span> g2.drawImage(img, 0, 0, w, h, sx1, sy1, sx2, sy2, null);<a name="line.1597"></a>
  1606. <span class="sourceLineNo">1598</span> return drawImage(img2, dx1, dx2, null);<a name="line.1598"></a>
  1607. <span class="sourceLineNo">1599</span> }<a name="line.1599"></a>
  1608. <span class="sourceLineNo">1600</span><a name="line.1600"></a>
  1609. <span class="sourceLineNo">1601</span> /**<a name="line.1601"></a>
  1610. <span class="sourceLineNo">1602</span> * Draws part of an image (defined by the source rectangle <a name="line.1602"></a>
  1611. <span class="sourceLineNo">1603</span> * {@code (sx1, sy1, sx2, sy2)}) into the destination rectangle<a name="line.1603"></a>
  1612. <span class="sourceLineNo">1604</span> * {@code (dx1, dy1, dx2, dy2)}. The destination rectangle is first<a name="line.1604"></a>
  1613. <span class="sourceLineNo">1605</span> * cleared by filling it with the specified {@code bgcolor}. Note that<a name="line.1605"></a>
  1614. <span class="sourceLineNo">1606</span> * the {@code observer} is ignored. <a name="line.1606"></a>
  1615. <span class="sourceLineNo">1607</span> * <a name="line.1607"></a>
  1616. <span class="sourceLineNo">1608</span> * @param img the image.<a name="line.1608"></a>
  1617. <span class="sourceLineNo">1609</span> * @param dx1 the x-coordinate for the top left of the destination.<a name="line.1609"></a>
  1618. <span class="sourceLineNo">1610</span> * @param dy1 the y-coordinate for the top left of the destination.<a name="line.1610"></a>
  1619. <span class="sourceLineNo">1611</span> * @param dx2 the x-coordinate for the bottom right of the destination.<a name="line.1611"></a>
  1620. <span class="sourceLineNo">1612</span> * @param dy2 the y-coordinate for the bottom right of the destination.<a name="line.1612"></a>
  1621. <span class="sourceLineNo">1613</span> * @param sx1 the x-coordinate for the top left of the source.<a name="line.1613"></a>
  1622. <span class="sourceLineNo">1614</span> * @param sy1 the y-coordinate for the top left of the source.<a name="line.1614"></a>
  1623. <span class="sourceLineNo">1615</span> * @param sx2 the x-coordinate for the bottom right of the source.<a name="line.1615"></a>
  1624. <span class="sourceLineNo">1616</span> * @param sy2 the y-coordinate for the bottom right of the source.<a name="line.1616"></a>
  1625. <span class="sourceLineNo">1617</span> * @param bgcolor the background color ({@code null} permitted).<a name="line.1617"></a>
  1626. <span class="sourceLineNo">1618</span> * @param observer ignored.<a name="line.1618"></a>
  1627. <span class="sourceLineNo">1619</span> * <a name="line.1619"></a>
  1628. <span class="sourceLineNo">1620</span> * @return {@code true} if the image is drawn. <a name="line.1620"></a>
  1629. <span class="sourceLineNo">1621</span> */<a name="line.1621"></a>
  1630. <span class="sourceLineNo">1622</span> @Override<a name="line.1622"></a>
  1631. <span class="sourceLineNo">1623</span> public boolean drawImage(Image img, int dx1, int dy1, int dx2, int dy2, <a name="line.1623"></a>
  1632. <span class="sourceLineNo">1624</span> int sx1, int sy1, int sx2, int sy2, Color bgcolor, <a name="line.1624"></a>
  1633. <span class="sourceLineNo">1625</span> ImageObserver observer) {<a name="line.1625"></a>
  1634. <span class="sourceLineNo">1626</span> Paint saved = getPaint();<a name="line.1626"></a>
  1635. <span class="sourceLineNo">1627</span> setPaint(bgcolor);<a name="line.1627"></a>
  1636. <span class="sourceLineNo">1628</span> fillRect(dx1, dy1, dx2 - dx1, dy2 - dy1);<a name="line.1628"></a>
  1637. <span class="sourceLineNo">1629</span> setPaint(saved);<a name="line.1629"></a>
  1638. <span class="sourceLineNo">1630</span> return drawImage(img, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, observer);<a name="line.1630"></a>
  1639. <span class="sourceLineNo">1631</span> }<a name="line.1631"></a>
  1640. <span class="sourceLineNo">1632</span><a name="line.1632"></a>
  1641. <span class="sourceLineNo">1633</span> @Override<a name="line.1633"></a>
  1642. <span class="sourceLineNo">1634</span> public void drawRenderedImage(RenderedImage img, AffineTransform xform) {<a name="line.1634"></a>
  1643. <span class="sourceLineNo">1635</span> BufferedImage bi = convertRenderedImage(img);<a name="line.1635"></a>
  1644. <span class="sourceLineNo">1636</span> drawImage(bi, xform, null);<a name="line.1636"></a>
  1645. <span class="sourceLineNo">1637</span> }<a name="line.1637"></a>
  1646. <span class="sourceLineNo">1638</span><a name="line.1638"></a>
  1647. <span class="sourceLineNo">1639</span> /**<a name="line.1639"></a>
  1648. <span class="sourceLineNo">1640</span> * Converts a rendered image to a {@code BufferedImage}. This utility<a name="line.1640"></a>
  1649. <span class="sourceLineNo">1641</span> * method has come from a forum post by Jim Moore at:<a name="line.1641"></a>
  1650. <span class="sourceLineNo">1642</span> * &lt;p&gt;<a name="line.1642"></a>
  1651. <span class="sourceLineNo">1643</span> * &lt;a href="http://www.jguru.com/faq/view.jsp?EID=114602"&gt;<a name="line.1643"></a>
  1652. <span class="sourceLineNo">1644</span> * http://www.jguru.com/faq/view.jsp?EID=114602&lt;/a&gt;<a name="line.1644"></a>
  1653. <span class="sourceLineNo">1645</span> * <a name="line.1645"></a>
  1654. <span class="sourceLineNo">1646</span> * @param img the rendered image.<a name="line.1646"></a>
  1655. <span class="sourceLineNo">1647</span> * <a name="line.1647"></a>
  1656. <span class="sourceLineNo">1648</span> * @return A buffered image. <a name="line.1648"></a>
  1657. <span class="sourceLineNo">1649</span> */<a name="line.1649"></a>
  1658. <span class="sourceLineNo">1650</span> private static BufferedImage convertRenderedImage(RenderedImage img) {<a name="line.1650"></a>
  1659. <span class="sourceLineNo">1651</span> if (img instanceof BufferedImage) {<a name="line.1651"></a>
  1660. <span class="sourceLineNo">1652</span> return (BufferedImage) img;<a name="line.1652"></a>
  1661. <span class="sourceLineNo">1653</span> }<a name="line.1653"></a>
  1662. <span class="sourceLineNo">1654</span> ColorModel cm = img.getColorModel();<a name="line.1654"></a>
  1663. <span class="sourceLineNo">1655</span> int width = img.getWidth();<a name="line.1655"></a>
  1664. <span class="sourceLineNo">1656</span> int height = img.getHeight();<a name="line.1656"></a>
  1665. <span class="sourceLineNo">1657</span> WritableRaster raster = cm.createCompatibleWritableRaster(width, height);<a name="line.1657"></a>
  1666. <span class="sourceLineNo">1658</span> boolean isAlphaPremultiplied = cm.isAlphaPremultiplied();<a name="line.1658"></a>
  1667. <span class="sourceLineNo">1659</span> Hashtable properties = new Hashtable();<a name="line.1659"></a>
  1668. <span class="sourceLineNo">1660</span> String[] keys = img.getPropertyNames();<a name="line.1660"></a>
  1669. <span class="sourceLineNo">1661</span> if (keys != null) {<a name="line.1661"></a>
  1670. <span class="sourceLineNo">1662</span> for (int i = 0; i &lt; keys.length; i++) {<a name="line.1662"></a>
  1671. <span class="sourceLineNo">1663</span> properties.put(keys[i], img.getProperty(keys[i]));<a name="line.1663"></a>
  1672. <span class="sourceLineNo">1664</span> }<a name="line.1664"></a>
  1673. <span class="sourceLineNo">1665</span> }<a name="line.1665"></a>
  1674. <span class="sourceLineNo">1666</span> BufferedImage result = new BufferedImage(cm, raster, <a name="line.1666"></a>
  1675. <span class="sourceLineNo">1667</span> isAlphaPremultiplied, properties);<a name="line.1667"></a>
  1676. <span class="sourceLineNo">1668</span> img.copyData(raster);<a name="line.1668"></a>
  1677. <span class="sourceLineNo">1669</span> return result;<a name="line.1669"></a>
  1678. <span class="sourceLineNo">1670</span> }<a name="line.1670"></a>
  1679. <span class="sourceLineNo">1671</span><a name="line.1671"></a>
  1680. <span class="sourceLineNo">1672</span> /**<a name="line.1672"></a>
  1681. <span class="sourceLineNo">1673</span> * Draws the renderable image.<a name="line.1673"></a>
  1682. <span class="sourceLineNo">1674</span> * <a name="line.1674"></a>
  1683. <span class="sourceLineNo">1675</span> * @param img the renderable image.<a name="line.1675"></a>
  1684. <span class="sourceLineNo">1676</span> * @param xform the transform.<a name="line.1676"></a>
  1685. <span class="sourceLineNo">1677</span> */<a name="line.1677"></a>
  1686. <span class="sourceLineNo">1678</span> @Override<a name="line.1678"></a>
  1687. <span class="sourceLineNo">1679</span> public void drawRenderableImage(RenderableImage img, <a name="line.1679"></a>
  1688. <span class="sourceLineNo">1680</span> AffineTransform xform) {<a name="line.1680"></a>
  1689. <span class="sourceLineNo">1681</span> RenderedImage ri = img.createDefaultRendering();<a name="line.1681"></a>
  1690. <span class="sourceLineNo">1682</span> drawRenderedImage(ri, xform);<a name="line.1682"></a>
  1691. <span class="sourceLineNo">1683</span> }<a name="line.1683"></a>
  1692. <span class="sourceLineNo">1684</span><a name="line.1684"></a>
  1693. <span class="sourceLineNo">1685</span> /**<a name="line.1685"></a>
  1694. <span class="sourceLineNo">1686</span> * Draws an image with the specified transform. Note that the <a name="line.1686"></a>
  1695. <span class="sourceLineNo">1687</span> * {@code observer} is ignored. <a name="line.1687"></a>
  1696. <span class="sourceLineNo">1688</span> * <a name="line.1688"></a>
  1697. <span class="sourceLineNo">1689</span> * @param img the image.<a name="line.1689"></a>
  1698. <span class="sourceLineNo">1690</span> * @param xform the transform.<a name="line.1690"></a>
  1699. <span class="sourceLineNo">1691</span> * @param obs the image observer (ignored).<a name="line.1691"></a>
  1700. <span class="sourceLineNo">1692</span> * <a name="line.1692"></a>
  1701. <span class="sourceLineNo">1693</span> * @return {@code true} if the image is drawn. <a name="line.1693"></a>
  1702. <span class="sourceLineNo">1694</span> */<a name="line.1694"></a>
  1703. <span class="sourceLineNo">1695</span> @Override<a name="line.1695"></a>
  1704. <span class="sourceLineNo">1696</span> public boolean drawImage(Image img, AffineTransform xform, <a name="line.1696"></a>
  1705. <span class="sourceLineNo">1697</span> ImageObserver obs) {<a name="line.1697"></a>
  1706. <span class="sourceLineNo">1698</span> AffineTransform savedTransform = getTransform();<a name="line.1698"></a>
  1707. <span class="sourceLineNo">1699</span> transform(xform);<a name="line.1699"></a>
  1708. <span class="sourceLineNo">1700</span> boolean result = drawImage(img, 0, 0, obs);<a name="line.1700"></a>
  1709. <span class="sourceLineNo">1701</span> setTransform(savedTransform);<a name="line.1701"></a>
  1710. <span class="sourceLineNo">1702</span> return result;<a name="line.1702"></a>
  1711. <span class="sourceLineNo">1703</span> }<a name="line.1703"></a>
  1712. <span class="sourceLineNo">1704</span><a name="line.1704"></a>
  1713. <span class="sourceLineNo">1705</span> /**<a name="line.1705"></a>
  1714. <span class="sourceLineNo">1706</span> * Draws the image resulting from applying the {@code BufferedImageOp}<a name="line.1706"></a>
  1715. <span class="sourceLineNo">1707</span> * to the specified image at the location {@code (x, y)}.<a name="line.1707"></a>
  1716. <span class="sourceLineNo">1708</span> * <a name="line.1708"></a>
  1717. <span class="sourceLineNo">1709</span> * @param img the image.<a name="line.1709"></a>
  1718. <span class="sourceLineNo">1710</span> * @param op the operation.<a name="line.1710"></a>
  1719. <span class="sourceLineNo">1711</span> * @param x the x-coordinate.<a name="line.1711"></a>
  1720. <span class="sourceLineNo">1712</span> * @param y the y-coordinate.<a name="line.1712"></a>
  1721. <span class="sourceLineNo">1713</span> */<a name="line.1713"></a>
  1722. <span class="sourceLineNo">1714</span> @Override<a name="line.1714"></a>
  1723. <span class="sourceLineNo">1715</span> public void drawImage(BufferedImage img, BufferedImageOp op, int x, int y) {<a name="line.1715"></a>
  1724. <span class="sourceLineNo">1716</span> BufferedImage imageToDraw = op.filter(img, null);<a name="line.1716"></a>
  1725. <span class="sourceLineNo">1717</span> drawImage(imageToDraw, new AffineTransform(1f, 0f, 0f, 1f, x, y), null);<a name="line.1717"></a>
  1726. <span class="sourceLineNo">1718</span> }<a name="line.1718"></a>
  1727. <span class="sourceLineNo">1719</span><a name="line.1719"></a>
  1728. <span class="sourceLineNo">1720</span> /**<a name="line.1720"></a>
  1729. <span class="sourceLineNo">1721</span> * Not yet implemented.<a name="line.1721"></a>
  1730. <span class="sourceLineNo">1722</span> * <a name="line.1722"></a>
  1731. <span class="sourceLineNo">1723</span> * @param x the x-coordinate.<a name="line.1723"></a>
  1732. <span class="sourceLineNo">1724</span> * @param y the y-coordinate.<a name="line.1724"></a>
  1733. <span class="sourceLineNo">1725</span> * @param width the width of the area.<a name="line.1725"></a>
  1734. <span class="sourceLineNo">1726</span> * @param height the height of the area.<a name="line.1726"></a>
  1735. <span class="sourceLineNo">1727</span> * @param dx the delta x.<a name="line.1727"></a>
  1736. <span class="sourceLineNo">1728</span> * @param dy the delta y.<a name="line.1728"></a>
  1737. <span class="sourceLineNo">1729</span> */<a name="line.1729"></a>
  1738. <span class="sourceLineNo">1730</span> @Override<a name="line.1730"></a>
  1739. <span class="sourceLineNo">1731</span> public void copyArea(int x, int y, int width, int height, int dx, int dy) {<a name="line.1731"></a>
  1740. <span class="sourceLineNo">1732</span> // FIXME: implement this, low priority<a name="line.1732"></a>
  1741. <span class="sourceLineNo">1733</span> }<a name="line.1733"></a>
  1742. <span class="sourceLineNo">1734</span><a name="line.1734"></a>
  1743. <span class="sourceLineNo">1735</span> /**<a name="line.1735"></a>
  1744. <span class="sourceLineNo">1736</span> * This method does nothing.<a name="line.1736"></a>
  1745. <span class="sourceLineNo">1737</span> */<a name="line.1737"></a>
  1746. <span class="sourceLineNo">1738</span> @Override<a name="line.1738"></a>
  1747. <span class="sourceLineNo">1739</span> public void dispose() {<a name="line.1739"></a>
  1748. <span class="sourceLineNo">1740</span> // nothing to do<a name="line.1740"></a>
  1749. <span class="sourceLineNo">1741</span> }<a name="line.1741"></a>
  1750. <span class="sourceLineNo">1742</span> <a name="line.1742"></a>
  1751. <span class="sourceLineNo">1743</span> /**<a name="line.1743"></a>
  1752. <span class="sourceLineNo">1744</span> * Sets the attributes of the reusable {@link Rectangle2D} object that is<a name="line.1744"></a>
  1753. <span class="sourceLineNo">1745</span> * used by the {@link FXGraphics2D#drawRect(int, int, int, int)} and <a name="line.1745"></a>
  1754. <span class="sourceLineNo">1746</span> * {@link FXGraphics2D#fillRect(int, int, int, int)} methods.<a name="line.1746"></a>
  1755. <span class="sourceLineNo">1747</span> * <a name="line.1747"></a>
  1756. <span class="sourceLineNo">1748</span> * @param x the x-coordinate.<a name="line.1748"></a>
  1757. <span class="sourceLineNo">1749</span> * @param y the y-coordinate.<a name="line.1749"></a>
  1758. <span class="sourceLineNo">1750</span> * @param width the width.<a name="line.1750"></a>
  1759. <span class="sourceLineNo">1751</span> * @param height the height.<a name="line.1751"></a>
  1760. <span class="sourceLineNo">1752</span> */<a name="line.1752"></a>
  1761. <span class="sourceLineNo">1753</span> private void setRect(int x, int y, int width, int height) {<a name="line.1753"></a>
  1762. <span class="sourceLineNo">1754</span> if (this.rect == null) {<a name="line.1754"></a>
  1763. <span class="sourceLineNo">1755</span> this.rect = new Rectangle2D.Double(x, y, width, height);<a name="line.1755"></a>
  1764. <span class="sourceLineNo">1756</span> } else {<a name="line.1756"></a>
  1765. <span class="sourceLineNo">1757</span> this.rect.setRect(x, y, width, height);<a name="line.1757"></a>
  1766. <span class="sourceLineNo">1758</span> }<a name="line.1758"></a>
  1767. <span class="sourceLineNo">1759</span> }<a name="line.1759"></a>
  1768. <span class="sourceLineNo">1760</span><a name="line.1760"></a>
  1769. <span class="sourceLineNo">1761</span> /**<a name="line.1761"></a>
  1770. <span class="sourceLineNo">1762</span> * Sets the attributes of the reusable {@link RoundRectangle2D} object that<a name="line.1762"></a>
  1771. <span class="sourceLineNo">1763</span> * is used by the {@link #drawRoundRect(int, int, int, int, int, int)} and<a name="line.1763"></a>
  1772. <span class="sourceLineNo">1764</span> * {@link #fillRoundRect(int, int, int, int, int, int)} methods.<a name="line.1764"></a>
  1773. <span class="sourceLineNo">1765</span> * <a name="line.1765"></a>
  1774. <span class="sourceLineNo">1766</span> * @param x the x-coordinate.<a name="line.1766"></a>
  1775. <span class="sourceLineNo">1767</span> * @param y the y-coordinate.<a name="line.1767"></a>
  1776. <span class="sourceLineNo">1768</span> * @param width the width.<a name="line.1768"></a>
  1777. <span class="sourceLineNo">1769</span> * @param height the height.<a name="line.1769"></a>
  1778. <span class="sourceLineNo">1770</span> * @param arcWidth the arc width.<a name="line.1770"></a>
  1779. <span class="sourceLineNo">1771</span> * @param arcHeight the arc height.<a name="line.1771"></a>
  1780. <span class="sourceLineNo">1772</span> */<a name="line.1772"></a>
  1781. <span class="sourceLineNo">1773</span> private void setRoundRect(int x, int y, int width, int height, int arcWidth, <a name="line.1773"></a>
  1782. <span class="sourceLineNo">1774</span> int arcHeight) {<a name="line.1774"></a>
  1783. <span class="sourceLineNo">1775</span> if (this.roundRect == null) {<a name="line.1775"></a>
  1784. <span class="sourceLineNo">1776</span> this.roundRect = new RoundRectangle2D.Double(x, y, width, height, <a name="line.1776"></a>
  1785. <span class="sourceLineNo">1777</span> arcWidth, arcHeight);<a name="line.1777"></a>
  1786. <span class="sourceLineNo">1778</span> } else {<a name="line.1778"></a>
  1787. <span class="sourceLineNo">1779</span> this.roundRect.setRoundRect(x, y, width, height, <a name="line.1779"></a>
  1788. <span class="sourceLineNo">1780</span> arcWidth, arcHeight);<a name="line.1780"></a>
  1789. <span class="sourceLineNo">1781</span> } <a name="line.1781"></a>
  1790. <span class="sourceLineNo">1782</span> }<a name="line.1782"></a>
  1791. <span class="sourceLineNo">1783</span><a name="line.1783"></a>
  1792. <span class="sourceLineNo">1784</span> /**<a name="line.1784"></a>
  1793. <span class="sourceLineNo">1785</span> * Sets the attributes of the reusable {@link Arc2D} object that is used by<a name="line.1785"></a>
  1794. <span class="sourceLineNo">1786</span> * {@link #drawArc(int, int, int, int, int, int)} and <a name="line.1786"></a>
  1795. <span class="sourceLineNo">1787</span> * {@link #fillArc(int, int, int, int, int, int)} methods.<a name="line.1787"></a>
  1796. <span class="sourceLineNo">1788</span> * <a name="line.1788"></a>
  1797. <span class="sourceLineNo">1789</span> * @param x the x-coordinate.<a name="line.1789"></a>
  1798. <span class="sourceLineNo">1790</span> * @param y the y-coordinate.<a name="line.1790"></a>
  1799. <span class="sourceLineNo">1791</span> * @param width the width.<a name="line.1791"></a>
  1800. <span class="sourceLineNo">1792</span> * @param height the height.<a name="line.1792"></a>
  1801. <span class="sourceLineNo">1793</span> * @param startAngle the start angle in degrees, 0 = 3 o'clock.<a name="line.1793"></a>
  1802. <span class="sourceLineNo">1794</span> * @param arcAngle the angle (anticlockwise) in degrees.<a name="line.1794"></a>
  1803. <span class="sourceLineNo">1795</span> */<a name="line.1795"></a>
  1804. <span class="sourceLineNo">1796</span> private void setArc(int x, int y, int width, int height, int startAngle, <a name="line.1796"></a>
  1805. <span class="sourceLineNo">1797</span> int arcAngle) {<a name="line.1797"></a>
  1806. <span class="sourceLineNo">1798</span> if (this.arc == null) {<a name="line.1798"></a>
  1807. <span class="sourceLineNo">1799</span> this.arc = new Arc2D.Double(x, y, width, height, startAngle, <a name="line.1799"></a>
  1808. <span class="sourceLineNo">1800</span> arcAngle, Arc2D.OPEN);<a name="line.1800"></a>
  1809. <span class="sourceLineNo">1801</span> } else {<a name="line.1801"></a>
  1810. <span class="sourceLineNo">1802</span> this.arc.setArc(x, y, width, height, startAngle, arcAngle, <a name="line.1802"></a>
  1811. <span class="sourceLineNo">1803</span> Arc2D.OPEN);<a name="line.1803"></a>
  1812. <span class="sourceLineNo">1804</span> } <a name="line.1804"></a>
  1813. <span class="sourceLineNo">1805</span> }<a name="line.1805"></a>
  1814. <span class="sourceLineNo">1806</span> <a name="line.1806"></a>
  1815. <span class="sourceLineNo">1807</span> /**<a name="line.1807"></a>
  1816. <span class="sourceLineNo">1808</span> * Sets the attributes of the reusable {@link Ellipse2D} object that is <a name="line.1808"></a>
  1817. <span class="sourceLineNo">1809</span> * used by the {@link #drawOval(int, int, int, int)} and<a name="line.1809"></a>
  1818. <span class="sourceLineNo">1810</span> * {@link #fillOval(int, int, int, int)} methods.<a name="line.1810"></a>
  1819. <span class="sourceLineNo">1811</span> * <a name="line.1811"></a>
  1820. <span class="sourceLineNo">1812</span> * @param x the x-coordinate.<a name="line.1812"></a>
  1821. <span class="sourceLineNo">1813</span> * @param y the y-coordinate.<a name="line.1813"></a>
  1822. <span class="sourceLineNo">1814</span> * @param width the width.<a name="line.1814"></a>
  1823. <span class="sourceLineNo">1815</span> * @param height the height.<a name="line.1815"></a>
  1824. <span class="sourceLineNo">1816</span> */<a name="line.1816"></a>
  1825. <span class="sourceLineNo">1817</span> private void setOval(int x, int y, int width, int height) {<a name="line.1817"></a>
  1826. <span class="sourceLineNo">1818</span> if (this.oval == null) {<a name="line.1818"></a>
  1827. <span class="sourceLineNo">1819</span> this.oval = new Ellipse2D.Double(x, y, width, height);<a name="line.1819"></a>
  1828. <span class="sourceLineNo">1820</span> } else {<a name="line.1820"></a>
  1829. <span class="sourceLineNo">1821</span> this.oval.setFrame(x, y, width, height);<a name="line.1821"></a>
  1830. <span class="sourceLineNo">1822</span> }<a name="line.1822"></a>
  1831. <span class="sourceLineNo">1823</span> } <a name="line.1823"></a>
  1832. <span class="sourceLineNo">1824</span>}<a name="line.1824"></a>
  1833. </pre>
  1834. </div>
  1835. </body>
  1836. </html>