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comparison artifacts/src/main/java/org/dive4elements/river/jfree/StableXYDifferenceRenderer.java @ 9602:6b2496d71936

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Reimplemented baseline for tkh. Extended area-dataset to be able to draw baseline.
author gernotbelger
date Tue, 12 Feb 2019 14:08:16 +0100
parents eec4df8165a1
children
comparison
equal deleted inserted replaced
9601:8f59aa01c22a 9602:6b2496d71936
118 import org.jfree.chart.plot.PlotRenderingInfo; 118 import org.jfree.chart.plot.PlotRenderingInfo;
119 import org.jfree.chart.plot.XYPlot; 119 import org.jfree.chart.plot.XYPlot;
120 import org.jfree.chart.renderer.xy.AbstractXYItemRenderer; 120 import org.jfree.chart.renderer.xy.AbstractXYItemRenderer;
121 import org.jfree.chart.renderer.xy.XYItemRendererState; 121 import org.jfree.chart.renderer.xy.XYItemRendererState;
122 import org.jfree.chart.urls.XYURLGenerator; 122 import org.jfree.chart.urls.XYURLGenerator;
123 import org.jfree.data.Range;
123 import org.jfree.data.xy.DefaultXYDataset; 124 import org.jfree.data.xy.DefaultXYDataset;
124 import org.jfree.data.xy.XYDataset; 125 import org.jfree.data.xy.XYDataset;
125 import org.jfree.data.xy.XYSeries; 126 import org.jfree.data.xy.XYSeries;
126 import org.jfree.data.xy.XYSeriesCollection; 127 import org.jfree.data.xy.XYSeriesCollection;
127 import org.jfree.io.SerialUtilities; 128 import org.jfree.io.SerialUtilities;
193 /** The background color of the label showing the calculated area. */ 194 /** The background color of the label showing the calculated area. */
194 private Color labelBGColor; 195 private Color labelBGColor;
195 196
196 /** Font to draw label of calculated area with. */ 197 /** Font to draw label of calculated area with. */
197 private Font labelFont; 198 private Font labelFont;
199
200 private Color baseLineColor = null;
198 201
199 /** Whether or not to draw a label that shows the title of the theme. */ 202 /** Whether or not to draw a label that shows the title of the theme. */
200 private boolean drawTitleLabel = false; 203 private boolean drawTitleLabel = false;
201 204
202 /** Whether or not to draw a label that shows the area of the polygon. */ 205 /** Whether or not to draw a label that shows the area of the polygon. */
300 } 303 }
301 304
302 /** Set color with which to paint label bg. */ 305 /** Set color with which to paint label bg. */
303 public void setLabelBGColor(final Color color) { 306 public void setLabelBGColor(final Color color) {
304 this.labelBGColor = color; 307 this.labelBGColor = color;
308 }
309
310 public void setBaseLineColor(final Color baseLineColor) {
311 this.baseLineColor = baseLineColor;
305 } 312 }
306 313
307 /** 314 /**
308 * Sets color that is used if drawOutline is true. 315 * Sets color that is used if drawOutline is true.
309 */ 316 */
1259 final int lastItem = dataset.getItemCount(series) - 1; 1266 final int lastItem = dataset.getItemCount(series) - 1;
1260 if (series == lastSeries && item == lastItem) { 1267 if (series == lastSeries && item == lastItem) {
1261 // draw labels: only once per theme! 1268 // draw labels: only once per theme!
1262 drawAreaLabel(g2, dataArea, plot, domainAxis, rangeAxis); 1269 drawAreaLabel(g2, dataArea, plot, domainAxis, rangeAxis);
1263 drawTitleLabel(g2, dataArea, info.getOwner().getEntityCollection(), dataset); 1270 drawTitleLabel(g2, dataArea, info.getOwner().getEntityCollection(), dataset);
1271
1272 drawZeroBaseline(g2, dataArea, plot, domainAxis, rangeAxis);
1264 } 1273 }
1265 } 1274 }
1266 1275
1267 private void drawAreaLabel(final Graphics2D g2, final Rectangle2D dataArea, final XYPlot plot, final ValueAxis domainAxis, final ValueAxis rangeAxis) { 1276 private void drawAreaLabel(final Graphics2D g2, final Rectangle2D dataArea, final XYPlot plot, final ValueAxis domainAxis, final ValueAxis rangeAxis) {
1268 1277
1305 final XYSeries xYSeries = ((XYSeriesCollection) dataset).getSeries(0); 1314 final XYSeries xYSeries = ((XYSeriesCollection) dataset).getSeries(0);
1306 final String label = (xYSeries instanceof HasLabel) ? ((HasLabel) xYSeries).getLabel() : xYSeries.getKey().toString(); 1315 final String label = (xYSeries instanceof HasLabel) ? ((HasLabel) xYSeries).getLabel() : xYSeries.getKey().toString();
1307 1316
1308 EnhancedLineAndShapeRenderer.drawLineLabel(g2, dataArea, entities, this.minimumScreenX, this.minimumScreenX_Y, this.labelFont, this.labelColor, 1317 EnhancedLineAndShapeRenderer.drawLineLabel(g2, dataArea, entities, this.minimumScreenX, this.minimumScreenX_Y, this.labelFont, this.labelColor,
1309 this.labelBGColor != null, this.labelBGColor, label); 1318 this.labelBGColor != null, this.labelBGColor, label);
1319 }
1320 }
1321
1322 private void drawZeroBaseline(final Graphics2D g2, final Rectangle2D dataArea, final XYPlot plot, final ValueAxis domainAxis, final ValueAxis rangeAxis) {
1323
1324 if (this.baseLineColor == null)
1325 return;
1326
1327 final PlotOrientation orientation = plot.getOrientation();
1328 final RectangleEdge domainAxisLocation = plot.getDomainAxisEdge();
1329 final RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();
1330
1331 final Range domainRange = domainAxis.getRange();
1332 final double x0 = domainRange.getLowerBound();
1333 final double x1 = domainRange.getUpperBound();
1334
1335 final double screenX0 = domainAxis.valueToJava2D(x0, dataArea, domainAxisLocation);
1336 final double screenX1 = domainAxis.valueToJava2D(x1, dataArea, domainAxisLocation);
1337 final double screenY = rangeAxis.valueToJava2D(0.0, dataArea, rangeAxisLocation);
1338
1339 Shape baseLine;
1340 if (PlotOrientation.HORIZONTAL == orientation)
1341 baseLine = new Line2D.Double(screenY, screenX0, screenY, screenX1);
1342 else
1343 baseLine = new Line2D.Double(screenX0, screenY, screenX1, screenY);
1344
1345 if (baseLine.intersects(dataArea)) {
1346 g2.setPaint(this.baseLineColor);
1347 g2.setStroke(new BasicStroke(2));
1348
1349 g2.draw(baseLine);
1310 } 1350 }
1311 } 1351 }
1312 1352
1313 /** 1353 /**
1314 * Draws the visual representation of a single data item, second pass. In 1354 * Draws the visual representation of a single data item, second pass. In
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