LogFormat.html 22 KB

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  6. <title>LogFormat (JFreeChart Class Library (version 1.0.19-fx))</title>
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  74. <div>
  75. <ul class="subNavList">
  76. <li>Summary:&nbsp;</li>
  77. <li><a href="#nested.classes.inherited.from.class.java.text.NumberFormat">Nested</a>&nbsp;|&nbsp;</li>
  78. <li><a href="#fields.inherited.from.class.java.text.NumberFormat">Field</a>&nbsp;|&nbsp;</li>
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  94. <div class="header">
  95. <div class="subTitle">org.jfree.chart.util</div>
  96. <h2 title="Class LogFormat" class="title">Class LogFormat</h2>
  97. </div>
  98. <div class="contentContainer">
  99. <ul class="inheritance">
  100. <li>java.lang.Object</li>
  101. <li>
  102. <ul class="inheritance">
  103. <li>java.text.Format</li>
  104. <li>
  105. <ul class="inheritance">
  106. <li>java.text.NumberFormat</li>
  107. <li>
  108. <ul class="inheritance">
  109. <li>org.jfree.chart.util.LogFormat</li>
  110. </ul>
  111. </li>
  112. </ul>
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  114. </ul>
  115. </li>
  116. </ul>
  117. <div class="description">
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  120. <dl>
  121. <dt>All Implemented Interfaces:</dt>
  122. <dd>java.io.Serializable, java.lang.Cloneable</dd>
  123. </dl>
  124. <hr>
  125. <br>
  126. <pre>public class <a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.59">LogFormat</a>
  127. extends java.text.NumberFormat</pre>
  128. <div class="block">A number formatter for logarithmic values. This formatter does not support
  129. parsing.</div>
  130. <dl>
  131. <dt><span class="simpleTagLabel">Since:</span></dt>
  132. <dd>1.0.7</dd>
  133. <dt><span class="seeLabel">See Also:</span></dt>
  134. <dd><a href="../../../../serialized-form.html#org.jfree.chart.util.LogFormat">Serialized Form</a></dd>
  135. </dl>
  136. </li>
  137. </ul>
  138. </div>
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  147. <h3>Nested Class Summary</h3>
  148. <ul class="blockList">
  149. <li class="blockList"><a name="nested.classes.inherited.from.class.java.text.NumberFormat">
  150. <!-- -->
  151. </a>
  152. <h3>Nested classes/interfaces inherited from class&nbsp;java.text.NumberFormat</h3>
  153. <code>java.text.NumberFormat.Field</code></li>
  154. </ul>
  155. </li>
  156. </ul>
  157. <!-- =========== FIELD SUMMARY =========== -->
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  165. <!-- -->
  166. </a>
  167. <h3>Fields inherited from class&nbsp;java.text.NumberFormat</h3>
  168. <code>FRACTION_FIELD, INTEGER_FIELD</code></li>
  169. </ul>
  170. </li>
  171. </ul>
  172. <!-- ======== CONSTRUCTOR SUMMARY ======== -->
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  176. </a>
  177. <h3>Constructor Summary</h3>
  178. <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
  179. <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
  180. <tr>
  181. <th class="colOne" scope="col">Constructor and Description</th>
  182. </tr>
  183. <tr class="altColor">
  184. <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#LogFormat--">LogFormat</a></span>()</code>
  185. <div class="block">Creates a new instance using base 10.</div>
  186. </td>
  187. </tr>
  188. <tr class="rowColor">
  189. <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#LogFormat-double-java.lang.String-boolean-">LogFormat</a></span>(double&nbsp;base,
  190. java.lang.String&nbsp;baseLabel,
  191. boolean&nbsp;showBase)</code>
  192. <div class="block">Creates a new instance.</div>
  193. </td>
  194. </tr>
  195. <tr class="altColor">
  196. <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#LogFormat-double-java.lang.String-java.lang.String-boolean-">LogFormat</a></span>(double&nbsp;base,
  197. java.lang.String&nbsp;baseLabel,
  198. java.lang.String&nbsp;powerLabel,
  199. boolean&nbsp;showBase)</code>
  200. <div class="block">Creates a new instance.</div>
  201. </td>
  202. </tr>
  203. </table>
  204. </li>
  205. </ul>
  206. <!-- ========== METHOD SUMMARY =========== -->
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  211. <h3>Method Summary</h3>
  212. <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
  213. <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
  214. <tr>
  215. <th class="colFirst" scope="col">Modifier and Type</th>
  216. <th class="colLast" scope="col">Method and Description</th>
  217. </tr>
  218. <tr id="i0" class="altColor">
  219. <td class="colFirst"><code>java.lang.Object</code></td>
  220. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#clone--">clone</a></span>()</code>
  221. <div class="block">Returns a clone of this instance.</div>
  222. </td>
  223. </tr>
  224. <tr id="i1" class="rowColor">
  225. <td class="colFirst"><code>boolean</code></td>
  226. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#equals-java.lang.Object-">equals</a></span>(java.lang.Object&nbsp;obj)</code>
  227. <div class="block">Tests this formatter for equality with an arbitrary object.</div>
  228. </td>
  229. </tr>
  230. <tr id="i2" class="altColor">
  231. <td class="colFirst"><code>java.lang.StringBuffer</code></td>
  232. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#format-double-java.lang.StringBuffer-java.text.FieldPosition-">format</a></span>(double&nbsp;number,
  233. java.lang.StringBuffer&nbsp;toAppendTo,
  234. java.text.FieldPosition&nbsp;pos)</code>
  235. <div class="block">Returns a formatted representation of the specified number.</div>
  236. </td>
  237. </tr>
  238. <tr id="i3" class="rowColor">
  239. <td class="colFirst"><code>java.lang.StringBuffer</code></td>
  240. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#format-long-java.lang.StringBuffer-java.text.FieldPosition-">format</a></span>(long&nbsp;number,
  241. java.lang.StringBuffer&nbsp;toAppendTo,
  242. java.text.FieldPosition&nbsp;pos)</code>
  243. <div class="block">Formats the specified number as a hexadecimal string.</div>
  244. </td>
  245. </tr>
  246. <tr id="i4" class="altColor">
  247. <td class="colFirst"><code>java.text.NumberFormat</code></td>
  248. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#getExponentFormat--">getExponentFormat</a></span>()</code>
  249. <div class="block">Returns the number format used for the exponent.</div>
  250. </td>
  251. </tr>
  252. <tr id="i5" class="rowColor">
  253. <td class="colFirst"><code>java.lang.Number</code></td>
  254. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#parse-java.lang.String-java.text.ParsePosition-">parse</a></span>(java.lang.String&nbsp;source,
  255. java.text.ParsePosition&nbsp;parsePosition)</code>
  256. <div class="block">Parsing is not implemented, so this method always returns
  257. <code>null</code>.</div>
  258. </td>
  259. </tr>
  260. <tr id="i6" class="altColor">
  261. <td class="colFirst"><code>void</code></td>
  262. <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/jfree/chart/util/LogFormat.html#setExponentFormat-java.text.NumberFormat-">setExponentFormat</a></span>(java.text.NumberFormat&nbsp;format)</code>
  263. <div class="block">Sets the number format used for the exponent.</div>
  264. </td>
  265. </tr>
  266. </table>
  267. <ul class="blockList">
  268. <li class="blockList"><a name="methods.inherited.from.class.java.text.NumberFormat">
  269. <!-- -->
  270. </a>
  271. <h3>Methods inherited from class&nbsp;java.text.NumberFormat</h3>
  272. <code>format, format, format, getAvailableLocales, getCurrency, getCurrencyInstance, getCurrencyInstance, getInstance, getInstance, getIntegerInstance, getIntegerInstance, getMaximumFractionDigits, getMaximumIntegerDigits, getMinimumFractionDigits, getMinimumIntegerDigits, getNumberInstance, getNumberInstance, getPercentInstance, getPercentInstance, getRoundingMode, hashCode, isGroupingUsed, isParseIntegerOnly, parse, parseObject, setCurrency, setGroupingUsed, setMaximumFractionDigits, setMaximumIntegerDigits, setMinimumFractionDigits, setMinimumIntegerDigits, setParseIntegerOnly, setRoundingMode</code></li>
  273. </ul>
  274. <ul class="blockList">
  275. <li class="blockList"><a name="methods.inherited.from.class.java.text.Format">
  276. <!-- -->
  277. </a>
  278. <h3>Methods inherited from class&nbsp;java.text.Format</h3>
  279. <code>format, formatToCharacterIterator, parseObject</code></li>
  280. </ul>
  281. <ul class="blockList">
  282. <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
  283. <!-- -->
  284. </a>
  285. <h3>Methods inherited from class&nbsp;java.lang.Object</h3>
  286. <code>finalize, getClass, notify, notifyAll, toString, wait, wait, wait</code></li>
  287. </ul>
  288. </li>
  289. </ul>
  290. </li>
  291. </ul>
  292. </div>
  293. <div class="details">
  294. <ul class="blockList">
  295. <li class="blockList">
  296. <!-- ========= CONSTRUCTOR DETAIL ======== -->
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  298. <li class="blockList"><a name="constructor.detail">
  299. <!-- -->
  300. </a>
  301. <h3>Constructor Detail</h3>
  302. <a name="LogFormat--">
  303. <!-- -->
  304. </a>
  305. <ul class="blockList">
  306. <li class="blockList">
  307. <h4>LogFormat</h4>
  308. <pre>public&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.88">LogFormat</a>()</pre>
  309. <div class="block">Creates a new instance using base 10.</div>
  310. <dl>
  311. <dt><span class="simpleTagLabel">Since:</span></dt>
  312. <dd>1.0.13</dd>
  313. </dl>
  314. </li>
  315. </ul>
  316. <a name="LogFormat-double-java.lang.String-boolean-">
  317. <!-- -->
  318. </a>
  319. <ul class="blockList">
  320. <li class="blockList">
  321. <h4>LogFormat</h4>
  322. <pre>public&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.100">LogFormat</a>(double&nbsp;base,
  323. java.lang.String&nbsp;baseLabel,
  324. boolean&nbsp;showBase)</pre>
  325. <div class="block">Creates a new instance.</div>
  326. <dl>
  327. <dt><span class="paramLabel">Parameters:</span></dt>
  328. <dd><code>base</code> - the base.</dd>
  329. <dd><code>baseLabel</code> - the base label (<code>null</code> not permitted).</dd>
  330. <dd><code>showBase</code> - a flag that controls whether or not the base value is
  331. shown.</dd>
  332. </dl>
  333. </li>
  334. </ul>
  335. <a name="LogFormat-double-java.lang.String-java.lang.String-boolean-">
  336. <!-- -->
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  338. <ul class="blockListLast">
  339. <li class="blockList">
  340. <h4>LogFormat</h4>
  341. <pre>public&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.115">LogFormat</a>(double&nbsp;base,
  342. java.lang.String&nbsp;baseLabel,
  343. java.lang.String&nbsp;powerLabel,
  344. boolean&nbsp;showBase)</pre>
  345. <div class="block">Creates a new instance.</div>
  346. <dl>
  347. <dt><span class="paramLabel">Parameters:</span></dt>
  348. <dd><code>base</code> - the base.</dd>
  349. <dd><code>baseLabel</code> - the base label (<code>null</code> not permitted).</dd>
  350. <dd><code>powerLabel</code> - the power label (<code>null</code> not permitted).</dd>
  351. <dd><code>showBase</code> - a flag that controls whether or not the base value is
  352. shown.</dd>
  353. <dt><span class="simpleTagLabel">Since:</span></dt>
  354. <dd>1.0.10</dd>
  355. </dl>
  356. </li>
  357. </ul>
  358. </li>
  359. </ul>
  360. <!-- ============ METHOD DETAIL ========== -->
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  362. <li class="blockList"><a name="method.detail">
  363. <!-- -->
  364. </a>
  365. <h3>Method Detail</h3>
  366. <a name="getExponentFormat--">
  367. <!-- -->
  368. </a>
  369. <ul class="blockList">
  370. <li class="blockList">
  371. <h4>getExponentFormat</h4>
  372. <pre>public&nbsp;java.text.NumberFormat&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.133">getExponentFormat</a>()</pre>
  373. <div class="block">Returns the number format used for the exponent.</div>
  374. <dl>
  375. <dt><span class="returnLabel">Returns:</span></dt>
  376. <dd>The number format (never <code>null</code>).</dd>
  377. <dt><span class="simpleTagLabel">Since:</span></dt>
  378. <dd>1.0.13.</dd>
  379. </dl>
  380. </li>
  381. </ul>
  382. <a name="setExponentFormat-java.text.NumberFormat-">
  383. <!-- -->
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  385. <ul class="blockList">
  386. <li class="blockList">
  387. <h4>setExponentFormat</h4>
  388. <pre>public&nbsp;void&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.144">setExponentFormat</a>(java.text.NumberFormat&nbsp;format)</pre>
  389. <div class="block">Sets the number format used for the exponent.</div>
  390. <dl>
  391. <dt><span class="paramLabel">Parameters:</span></dt>
  392. <dd><code>format</code> - the formatter (<code>null</code> not permitted).</dd>
  393. <dt><span class="simpleTagLabel">Since:</span></dt>
  394. <dd>1.0.13</dd>
  395. </dl>
  396. </li>
  397. </ul>
  398. <a name="format-double-java.lang.StringBuffer-java.text.FieldPosition-">
  399. <!-- -->
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  401. <ul class="blockList">
  402. <li class="blockList">
  403. <h4>format</h4>
  404. <pre>public&nbsp;java.lang.StringBuffer&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.170">format</a>(double&nbsp;number,
  405. java.lang.StringBuffer&nbsp;toAppendTo,
  406. java.text.FieldPosition&nbsp;pos)</pre>
  407. <div class="block">Returns a formatted representation of the specified number.</div>
  408. <dl>
  409. <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
  410. <dd><code>format</code>&nbsp;in class&nbsp;<code>java.text.NumberFormat</code></dd>
  411. <dt><span class="paramLabel">Parameters:</span></dt>
  412. <dd><code>number</code> - the number.</dd>
  413. <dd><code>toAppendTo</code> - the string buffer to append to.</dd>
  414. <dd><code>pos</code> - the position.</dd>
  415. <dt><span class="returnLabel">Returns:</span></dt>
  416. <dd>A string buffer containing the formatted value.</dd>
  417. </dl>
  418. </li>
  419. </ul>
  420. <a name="format-long-java.lang.StringBuffer-java.text.FieldPosition-">
  421. <!-- -->
  422. </a>
  423. <ul class="blockList">
  424. <li class="blockList">
  425. <h4>format</h4>
  426. <pre>public&nbsp;java.lang.StringBuffer&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.192">format</a>(long&nbsp;number,
  427. java.lang.StringBuffer&nbsp;toAppendTo,
  428. java.text.FieldPosition&nbsp;pos)</pre>
  429. <div class="block">Formats the specified number as a hexadecimal string. The decimal
  430. fraction is ignored.</div>
  431. <dl>
  432. <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
  433. <dd><code>format</code>&nbsp;in class&nbsp;<code>java.text.NumberFormat</code></dd>
  434. <dt><span class="paramLabel">Parameters:</span></dt>
  435. <dd><code>number</code> - the number to format.</dd>
  436. <dd><code>toAppendTo</code> - the buffer to append to (ignored here).</dd>
  437. <dd><code>pos</code> - the field position (ignored here).</dd>
  438. <dt><span class="returnLabel">Returns:</span></dt>
  439. <dd>The string buffer.</dd>
  440. </dl>
  441. </li>
  442. </ul>
  443. <a name="parse-java.lang.String-java.text.ParsePosition-">
  444. <!-- -->
  445. </a>
  446. <ul class="blockList">
  447. <li class="blockList">
  448. <h4>parse</h4>
  449. <pre>public&nbsp;java.lang.Number&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.213">parse</a>(java.lang.String&nbsp;source,
  450. java.text.ParsePosition&nbsp;parsePosition)</pre>
  451. <div class="block">Parsing is not implemented, so this method always returns
  452. <code>null</code>.</div>
  453. <dl>
  454. <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
  455. <dd><code>parse</code>&nbsp;in class&nbsp;<code>java.text.NumberFormat</code></dd>
  456. <dt><span class="paramLabel">Parameters:</span></dt>
  457. <dd><code>source</code> - ignored.</dd>
  458. <dd><code>parsePosition</code> - ignored.</dd>
  459. <dt><span class="returnLabel">Returns:</span></dt>
  460. <dd>Always <code>null</code>.</dd>
  461. </dl>
  462. </li>
  463. </ul>
  464. <a name="equals-java.lang.Object-">
  465. <!-- -->
  466. </a>
  467. <ul class="blockList">
  468. <li class="blockList">
  469. <h4>equals</h4>
  470. <pre>public&nbsp;boolean&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.225">equals</a>(java.lang.Object&nbsp;obj)</pre>
  471. <div class="block">Tests this formatter for equality with an arbitrary object.</div>
  472. <dl>
  473. <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
  474. <dd><code>equals</code>&nbsp;in class&nbsp;<code>java.text.NumberFormat</code></dd>
  475. <dt><span class="paramLabel">Parameters:</span></dt>
  476. <dd><code>obj</code> - the object (<code>null</code> permitted).</dd>
  477. <dt><span class="returnLabel">Returns:</span></dt>
  478. <dd>A boolean.</dd>
  479. </dl>
  480. </li>
  481. </ul>
  482. <a name="clone--">
  483. <!-- -->
  484. </a>
  485. <ul class="blockListLast">
  486. <li class="blockList">
  487. <h4>clone</h4>
  488. <pre>public&nbsp;java.lang.Object&nbsp;<a href="../../../../src-html/org/jfree/chart/util/LogFormat.html#line.257">clone</a>()</pre>
  489. <div class="block">Returns a clone of this instance.</div>
  490. <dl>
  491. <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
  492. <dd><code>clone</code>&nbsp;in class&nbsp;<code>java.text.NumberFormat</code></dd>
  493. <dt><span class="returnLabel">Returns:</span></dt>
  494. <dd>A clone.</dd>
  495. </dl>
  496. </li>
  497. </ul>
  498. </li>
  499. </ul>
  500. </li>
  501. </ul>
  502. </div>
  503. </div>
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  515. <li><a href="package-summary.html">Package</a></li>
  516. <li class="navBarCell1Rev">Class</li>
  517. <li><a href="class-use/LogFormat.html">Use</a></li>
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  549. <ul class="subNavList">
  550. <li>Summary:&nbsp;</li>
  551. <li><a href="#nested.classes.inherited.from.class.java.text.NumberFormat">Nested</a>&nbsp;|&nbsp;</li>
  552. <li><a href="#fields.inherited.from.class.java.text.NumberFormat">Field</a>&nbsp;|&nbsp;</li>
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