Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/XYChartGenerator.java @ 653:67c7020f4ed3
Refactored the chart creation in the ChartInfoGenerators. Now, every chart is created by the XYChartGenerator again.
flys-artifacts/trunk@2048 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Fri, 03 Jun 2011 07:20:39 +0000 |
| parents | 8fa4c5c9cd1a |
| children | bbc966c81809 |
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| 652:8fa4c5c9cd1a | 653:67c7020f4ed3 |
|---|---|
| 67 public void generate() | 67 public void generate() |
| 68 throws IOException | 68 throws IOException |
| 69 { | 69 { |
| 70 logger.debug("XYChartGenerator.generate"); | 70 logger.debug("XYChartGenerator.generate"); |
| 71 | 71 |
| 72 JFreeChart chart = generateChart(); | |
| 73 | |
| 74 int[] size = getSize(); | |
| 75 | |
| 76 ChartExportHelper.exportImage( | |
| 77 out, | |
| 78 chart, | |
| 79 "png", | |
| 80 size[0], size[1]); | |
| 81 } | |
| 82 | |
| 83 | |
| 84 public JFreeChart generateChart() { | |
| 85 logger.debug("XYChartGenerator.generateChart"); | |
| 86 | |
| 72 JFreeChart chart = ChartFactory.createXYLineChart( | 87 JFreeChart chart = ChartFactory.createXYLineChart( |
| 73 getChartTitle(), | 88 getChartTitle(), |
| 74 getXAxisLabel(), | 89 getXAxisLabel(), |
| 75 getYAxisLabel(), | 90 getYAxisLabel(), |
| 76 null, | 91 null, |
| 86 | 101 |
| 87 addDatasets(chart); | 102 addDatasets(chart); |
| 88 addSubtitles(chart); | 103 addSubtitles(chart); |
| 89 adjustPlot(plot); | 104 adjustPlot(plot); |
| 90 adjustAxes(plot); | 105 adjustAxes(plot); |
| 91 | |
| 92 int[] size = getSize(); | |
| 93 | |
| 94 zoom(plot); | 106 zoom(plot); |
| 95 | 107 |
| 96 ChartExportHelper.exportImage( | 108 return chart; |
| 97 out, | |
| 98 chart, | |
| 99 "png", | |
| 100 size[0], size[1]); | |
| 101 } | 109 } |
| 102 | 110 |
| 103 | 111 |
| 112 /** | |
| 113 * Zooms the chart to the ranges specified in the attribute document. | |
| 114 * | |
| 115 * @param plot The XYPlot. | |
| 116 */ | |
| 104 protected void zoom(XYPlot plot) { | 117 protected void zoom(XYPlot plot) { |
| 105 logger.debug("Zoom to specified ranges."); | 118 logger.debug("Zoom to specified ranges."); |
| 119 zoomX(plot); | |
| 120 zoomY(plot); | |
| 121 } | |
| 106 | 122 |
| 123 | |
| 124 /** | |
| 125 * Zooms the x axis to the range specified in the attribute document. | |
| 126 * | |
| 127 * @param plot The XYPlot. | |
| 128 */ | |
| 129 protected void zoomX(XYPlot plot) { | |
| 107 Range xrange = getDomainAxisRange(); | 130 Range xrange = getDomainAxisRange(); |
| 108 if (xrange != null) { | 131 if (xrange != null) { |
| 109 ValueAxis xaxis = plot.getDomainAxis(); | 132 ValueAxis xaxis = plot.getDomainAxis(); |
| 110 xaxis.setRange(xrange); | 133 xaxis.setRange(xrange); |
| 111 | 134 |
| 112 logger.debug("Zoom chart to X: " + xrange); | 135 logger.debug("Zoom chart to X: " + xrange); |
| 113 } | 136 } |
| 137 } | |
| 114 | 138 |
| 139 | |
| 140 /** | |
| 141 * Zooms the y axis to the range specified in the attribute document. | |
| 142 * | |
| 143 * @param plot The XYPlot. | |
| 144 */ | |
| 145 protected void zoomY(XYPlot plot) { | |
| 115 Range yrange = getValueAxisRange(); | 146 Range yrange = getValueAxisRange(); |
| 116 if (yrange != null) { | 147 if (yrange != null) { |
| 117 ValueAxis yaxis = plot.getRangeAxis(); | 148 ValueAxis yaxis = plot.getRangeAxis(); |
| 118 yaxis.setRange(yrange); | 149 yaxis.setRange(yrange); |
| 119 | 150 |