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- /* ===========================================================
- * JFreeChart : a free chart library for the Java(tm) platform
- * ===========================================================
- *
- * (C) Copyright 2000-2013, by Object Refinery Limited and Contributors.
- *
- * Project Info: http://www.jfree.org/jfreechart/index.html
- *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation; either version 2.1 of the License, or
- * (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
- * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
- * License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
- * USA.
- *
- * [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
- * Other names may be trademarks of their respective owners.]
- *
- * -------------------------------
- * StandardXYItemRendererTest.java
- * -------------------------------
- * (C) Copyright 2003-2013, by Object Refinery Limited and Contributors.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 25-Mar-2003 : Version 1 (DG);
- * 22-Oct-2003 : Added hashCode test (DG);
- * 08-Oct-2004 : Strengthened test for equals() method (DG);
- * 14-Mar-2007 : Added new checks in testEquals() and testCloning() (DG);
- * 17-May-2007 : Added testGetLegendItemSeriesIndex() (DG);
- * 08-Jun-2007 : Added testNoDisplayedItem() (DG);
- * 22-Apr-2008 : Added testPublicCloneable (DG);
- *
- */
- package org.jfree.chart.renderer.xy;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertFalse;
- import java.awt.Graphics2D;
- import java.awt.geom.Line2D;
- import java.awt.geom.Rectangle2D;
- import java.awt.image.BufferedImage;
- import org.jfree.chart.ChartFactory;
- import org.jfree.chart.ChartRenderingInfo;
- import org.jfree.chart.JFreeChart;
- import org.jfree.chart.LegendItem;
- import org.jfree.chart.axis.NumberAxis;
- import org.jfree.chart.entity.EntityCollection;
- import org.jfree.chart.entity.XYItemEntity;
- import org.jfree.chart.TestUtilities;
- import org.jfree.chart.plot.PlotOrientation;
- import org.jfree.chart.plot.XYPlot;
- import org.jfree.data.xy.XYSeries;
- import org.jfree.data.xy.XYSeriesCollection;
- import org.jfree.util.PublicCloneable;
- import org.jfree.util.UnitType;
- import org.junit.Test;
- /**
- * Tests for the {@link StandardXYItemRenderer} class.
- */
- public class StandardXYItemRendererTest {
- /**
- * Test that the equals() method distinguishes all fields.
- */
- @Test
- public void testEquals() {
- StandardXYItemRenderer r1 = new StandardXYItemRenderer();
- StandardXYItemRenderer r2 = new StandardXYItemRenderer();
- assertEquals(r1, r2);
- r1.setBaseShapesVisible(true);
- assertFalse(r1.equals(r2));
- r2.setBaseShapesVisible(true);
- assertTrue(r1.equals(r2));
- r1.setPlotLines(false);
- assertFalse(r1.equals(r2));
- r2.setPlotLines(false);
- assertTrue(r1.equals(r2));
- r1.setPlotImages(true);
- assertFalse(r1.equals(r2));
- r2.setPlotImages(true);
- assertTrue(r1.equals(r2));
- r1.setPlotDiscontinuous(true);
- assertFalse(r1.equals(r2));
- r2.setPlotDiscontinuous(true);
- assertTrue(r1.equals(r2));
- r1.setGapThresholdType(UnitType.ABSOLUTE);
- assertFalse(r1.equals(r2));
- r2.setGapThresholdType(UnitType.ABSOLUTE);
- assertTrue(r1.equals(r2));
- r1.setGapThreshold(1.23);
- assertFalse(r1.equals(r2));
- r2.setGapThreshold(1.23);
- assertTrue(r1.equals(r2));
- r1.setLegendLine(new Line2D.Double(1.0, 2.0, 3.0, 4.0));
- assertFalse(r1.equals(r2));
- r2.setLegendLine(new Line2D.Double(1.0, 2.0, 3.0, 4.0));
- assertTrue(r1.equals(r2));
- r1.setShapesFilled(false);
- assertFalse(r1.equals(r2));
- r2.setShapesFilled(false);
- assertTrue(r1.equals(r2));
- r1.setSeriesShapesFilled(1, Boolean.TRUE);
- assertFalse(r1.equals(r2));
- r2.setSeriesShapesFilled(1, Boolean.TRUE);
- assertTrue(r1.equals(r2));
- r1.setBaseShapesFilled(false);
- assertFalse(r1.equals(r2));
- r2.setBaseShapesFilled(false);
- assertTrue(r1.equals(r2));
- r1.setDrawSeriesLineAsPath(true);
- assertFalse(r1.equals(r2));
- r2.setDrawSeriesLineAsPath(true);
- assertTrue(r1.equals(r2));
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashcode() {
- StandardXYItemRenderer r1 = new StandardXYItemRenderer();
- StandardXYItemRenderer r2 = new StandardXYItemRenderer();
- assertTrue(r1.equals(r2));
- int h1 = r1.hashCode();
- int h2 = r2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * Confirm that cloning works.
- */
- @Test
- public void testCloning() throws CloneNotSupportedException {
- StandardXYItemRenderer r1 = new StandardXYItemRenderer();
- Rectangle2D rect1 = new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0);
- r1.setLegendLine(rect1);
- StandardXYItemRenderer r2 = (StandardXYItemRenderer) r1.clone();
- assertTrue(r1 != r2);
- assertTrue(r1.getClass() == r2.getClass());
- assertTrue(r1.equals(r2));
- // check independence
- rect1.setRect(4.0, 3.0, 2.0, 1.0);
- assertFalse(r1.equals(r2));
- r2.setLegendLine(new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0));
- assertTrue(r1.equals(r2));
- r1.setSeriesShapesFilled(1, Boolean.TRUE);
- assertFalse(r1.equals(r2));
- r2.setSeriesShapesFilled(1, Boolean.TRUE);
- assertTrue(r1.equals(r2));
- }
- /**
- * Verify that this class implements {@link PublicCloneable}.
- */
- @Test
- public void testPublicCloneable() {
- StandardXYItemRenderer r1 = new StandardXYItemRenderer();
- assertTrue(r1 instanceof PublicCloneable);
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- StandardXYItemRenderer r1 = new StandardXYItemRenderer();
- StandardXYItemRenderer r2 = (StandardXYItemRenderer)
- TestUtilities.serialised(r1);
- assertEquals(r1, r2);
- }
- /**
- * A check for the datasetIndex and seriesIndex fields in the LegendItem
- * returned by the getLegendItem() method.
- */
- @Test
- public void testGetLegendItemSeriesIndex() {
- XYSeriesCollection d1 = new XYSeriesCollection();
- XYSeries s1 = new XYSeries("S1");
- s1.add(1.0, 1.1);
- XYSeries s2 = new XYSeries("S2");
- s2.add(1.0, 1.1);
- d1.addSeries(s1);
- d1.addSeries(s2);
- XYSeriesCollection d2 = new XYSeriesCollection();
- XYSeries s3 = new XYSeries("S3");
- s3.add(1.0, 1.1);
- XYSeries s4 = new XYSeries("S4");
- s4.add(1.0, 1.1);
- XYSeries s5 = new XYSeries("S5");
- s5.add(1.0, 1.1);
- d2.addSeries(s3);
- d2.addSeries(s4);
- d2.addSeries(s5);
- StandardXYItemRenderer r = new StandardXYItemRenderer();
- XYPlot plot = new XYPlot(d1, new NumberAxis("x"),
- new NumberAxis("y"), r);
- plot.setDataset(1, d2);
- /*JFreeChart chart =*/ new JFreeChart(plot);
- LegendItem li = r.getLegendItem(1, 2);
- assertEquals("S5", li.getLabel());
- assertEquals(1, li.getDatasetIndex());
- assertEquals(2, li.getSeriesIndex());
- }
- /**
- * A check to ensure that an item that falls outside the plot's data area
- * does NOT generate an item entity.
- */
- @Test
- public void testNoDisplayedItem() {
- XYSeriesCollection dataset = new XYSeriesCollection();
- XYSeries s1 = new XYSeries("S1");
- s1.add(10.0, 10.0);
- dataset.addSeries(s1);
- JFreeChart chart = ChartFactory.createXYLineChart("Title", "X", "Y",
- dataset, PlotOrientation.VERTICAL, false, true, false);
- XYPlot plot = (XYPlot) chart.getPlot();
- plot.setRenderer(new StandardXYItemRenderer());
- NumberAxis xAxis = (NumberAxis) plot.getDomainAxis();
- xAxis.setRange(0.0, 5.0);
- NumberAxis yAxis = (NumberAxis) plot.getRangeAxis();
- yAxis.setRange(0.0, 5.0);
- BufferedImage image = new BufferedImage(200 , 100,
- BufferedImage.TYPE_INT_RGB);
- Graphics2D g2 = image.createGraphics();
- ChartRenderingInfo info = new ChartRenderingInfo();
- chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null, info);
- g2.dispose();
- EntityCollection ec = info.getEntityCollection();
- assertFalse(TestUtilities.containsInstanceOf(ec.getEntities(),
- XYItemEntity.class));
- }
- }
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