/** * Test that the equals() method distinguishes all fields. */ public void testEquals() { LevelRenderer r1 = new LevelRenderer(); LevelRenderer r2 = new LevelRenderer(); assertTrue(r1.equals(r2)); assertTrue(r2.equals(r1)); r1.setItemMargin(0.123); assertFalse(r1.equals(r2)); r2.setItemMargin(0.123); assertTrue(r1.equals(r2)); r1.setMaximumItemWidth(0.234); assertFalse(r1.equals(r2)); r2.setMaximumItemWidth(0.234); assertTrue(r1.equals(r2)); }
/** * Draws the chart with a <code>null</code> info object to make sure that * no exceptions are thrown (particularly by code in the renderer). */ public void testDrawWithNullInfo() { boolean success = false; try { DefaultCategoryDataset dataset = new DefaultCategoryDataset(); dataset.addValue(1.0, "S1", "C1"); CategoryPlot plot = new CategoryPlot(dataset, new CategoryAxis("Category"), new NumberAxis("Value"), new LevelRenderer()); JFreeChart chart = new JFreeChart(plot); /* BufferedImage image = */ chart.createBufferedImage(300, 200, null); success = true; } catch (NullPointerException e) { e.printStackTrace(); success = false; } assertTrue(success); }
/** * A check for the datasetIndex and seriesIndex fields in the LegendItem * returned by the getLegendItem() method. */ public void testGetLegendItemSeriesIndex() { DefaultCategoryDataset dataset0 = new DefaultCategoryDataset(); dataset0.addValue(21.0, "R1", "C1"); dataset0.addValue(22.0, "R2", "C1"); DefaultCategoryDataset dataset1 = new DefaultCategoryDataset(); dataset1.addValue(23.0, "R3", "C1"); dataset1.addValue(24.0, "R4", "C1"); dataset1.addValue(25.0, "R5", "C1"); LevelRenderer r = new LevelRenderer(); CategoryPlot plot = new CategoryPlot(dataset0, new CategoryAxis("x"), new NumberAxis("y"), r); plot.setDataset(1, dataset1); /*JFreeChart chart =*/ new JFreeChart(plot); LegendItem li = r.getLegendItem(1, 2); assertEquals("R5", li.getLabel()); assertEquals(1, li.getDatasetIndex()); assertEquals(2, li.getSeriesIndex()); }
/** * Two objects that are equal are required to return the same hashCode. */ public void testHashcode() { LevelRenderer r1 = new LevelRenderer(); LevelRenderer r2 = new LevelRenderer(); assertTrue(r1.equals(r2)); int h1 = r1.hashCode(); int h2 = r2.hashCode(); assertEquals(h1, h2); }
/** * Checks that the two renderers are equal but independent of one another. * * @param r1 renderer 1. * @param r2 renderer 2. * * @return A boolean. */ private boolean checkIndependence(LevelRenderer r1, LevelRenderer r2) { // should be equal... boolean b0 = r1.equals(r2); // and independent... r1.setItemMargin(0.0); boolean b1 = !r1.equals(r2); r2.setItemMargin(0.0); boolean b2 = r1.equals(r2); return b0 && b1 && b2; }
@Override public void customize(JFreeChart jfc, JRChart jrc) { if (jfc.getPlot() instanceof CategoryPlot) { CategoryPlot plot = (CategoryPlot)jfc.getPlot(); ItemsCounter itemsCounter = new CategoryCounter(plot); Integer seriesIndex = CustomizerUtil.resolveIndex( this, itemsCounter, new CategorySeriesNameProvider(plot) ); if (seriesIndex != null) { LevelRenderer levelRenderer = new LevelRenderer(); Double itemMargin = getDoubleProperty(PROPERTY_ITEM_MARIGN); if (itemMargin != null) { levelRenderer.setItemMargin(itemMargin); } Double maxItemWidth = getDoubleProperty(PROPERTY_MAX_ITEM_WIDTH); if (maxItemWidth != null) { levelRenderer.setMaximumItemWidth(maxItemWidth); } if (seriesIndex == -1) { for (int i = 0; i < itemsCounter.getCount(); i++) { plot.setRenderer(seriesIndex, levelRenderer); } } else { plot.setRenderer(seriesIndex, levelRenderer); } } } }
/** * Check that this class implements PublicCloneable. */ public void testPublicCloneable() { LevelRenderer r1 = new LevelRenderer(); assertTrue(r1 instanceof PublicCloneable); }
