Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/ChartGenerator.java @ 3409:97ad960f5579
Add subtitle to Fix W/Q chart and refactor addSubtitle() method(s)
flys-artifacts/trunk@5062 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Christian Lins <christian.lins@intevation.de> |
|---|---|
| date | Thu, 19 Jul 2012 12:59:56 +0000 |
| parents | 45af081061e7 |
| children | 118fe1cc8cc8 |
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| 3408:50d61a2494cb | 3409:97ad960f5579 |
|---|---|
| 51 import org.jfree.chart.annotations.XYLineAnnotation; | 51 import org.jfree.chart.annotations.XYLineAnnotation; |
| 52 import org.jfree.chart.annotations.XYTextAnnotation; | 52 import org.jfree.chart.annotations.XYTextAnnotation; |
| 53 import org.jfree.chart.axis.NumberAxis; | 53 import org.jfree.chart.axis.NumberAxis; |
| 54 import org.jfree.chart.plot.XYPlot; | 54 import org.jfree.chart.plot.XYPlot; |
| 55 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; | 55 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; |
| 56 import org.jfree.chart.title.TextTitle; | |
| 56 import org.jfree.data.Range; | 57 import org.jfree.data.Range; |
| 57 import org.jfree.data.general.Series; | 58 import org.jfree.data.general.Series; |
| 58 import org.jfree.data.xy.XYDataset; | 59 import org.jfree.data.xy.XYDataset; |
| 59 import org.jfree.ui.RectangleInsets; | 60 import org.jfree.ui.RectangleInsets; |
| 60 import org.jfree.ui.TextAnchor; | 61 import org.jfree.ui.TextAnchor; |
| 568 | 569 |
| 569 protected abstract void setYBounds(int axis, Bounds bounds); | 570 protected abstract void setYBounds(int axis, Bounds bounds); |
| 570 | 571 |
| 571 | 572 |
| 572 /** | 573 /** |
| 573 * This method should be used by concrete subclasses to add subtitle to | 574 * This method retrieves the chart subtitle by calling getChartSubtitle() |
| 574 * <i>chart</i>. <b>The method in this implementation is empty</b>. | 575 * and adds it as TextTitle to the chart. |
| 576 * The default implementation of getChartSubtitle() returns the same | |
| 577 * as getDefaultChartSubtitle() which must be implemented by derived | |
| 578 * classes. If you want to add multiple subtitles to the chart override | |
| 579 * this method and add your subtitles manually. | |
| 575 * | 580 * |
| 576 * @param chart The JFreeChart chart object. | 581 * @param chart The JFreeChart chart object. |
| 577 */ | 582 */ |
| 578 protected void addSubtitles(JFreeChart chart) { | 583 protected void addSubtitles(JFreeChart chart) { |
| 579 // do nothing | 584 String subtitle = getChartSubtitle(); |
| 585 | |
| 586 if (subtitle != null && subtitle.length() > 0) { | |
| 587 chart.addSubtitle(new TextTitle(subtitle)); | |
| 588 } | |
| 580 } | 589 } |
| 581 | 590 |
| 582 | 591 |
| 583 /** | 592 /** |
| 584 * Register annotations like MainValues for later plotting | 593 * Register annotations like MainValues for later plotting |