Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/InfoGeneratorHelper.java @ 659:ab43f36f4af6
The ChartInfoGenerator appends axes range information to the document now.
flys-artifacts/trunk@2065 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
|---|---|
| date | Tue, 07 Jun 2011 13:15:02 +0000 |
| parents | ac1399d325e9 |
| children | 51172d56e8bc |
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| 658:ed7c901ee712 | 659:ab43f36f4af6 |
|---|---|
| 56 ArtifactNamespaceContext.NAMESPACE_URI, | 56 ArtifactNamespaceContext.NAMESPACE_URI, |
| 57 ArtifactNamespaceContext.NAMESPACE_PREFIX); | 57 ArtifactNamespaceContext.NAMESPACE_PREFIX); |
| 58 | 58 |
| 59 Element chartinfo = cr.create("chartinfo"); | 59 Element chartinfo = cr.create("chartinfo"); |
| 60 | 60 |
| 61 chartinfo.appendChild(createAxesElements(cr, chart)); | |
| 61 chartinfo.appendChild(createTransformationElement(cr, chart, info)); | 62 chartinfo.appendChild(createTransformationElement(cr, chart, info)); |
| 62 | 63 |
| 63 doc.appendChild(chartinfo); | 64 doc.appendChild(chartinfo); |
| 64 | 65 |
| 65 return doc; | 66 return doc; |
| 67 } | |
| 68 | |
| 69 | |
| 70 /** | |
| 71 * This method create a axes element that contains all domain and range | |
| 72 * axes of the given chart. | |
| 73 * | |
| 74 * @param cr The ElementCreator. | |
| 75 * @param chart The chart that provides range information of its axes. | |
| 76 * | |
| 77 * @return an element with axes information. | |
| 78 */ | |
| 79 protected static Element createAxesElements( | |
| 80 ElementCreator cr, | |
| 81 JFreeChart chart) | |
| 82 { | |
| 83 logger.debug("InfoGeneratorHelper.createRangeElements"); | |
| 84 | |
| 85 Element axes = cr.create("axes"); | |
| 86 | |
| 87 XYPlot plot = (XYPlot) chart.getPlot(); | |
| 88 | |
| 89 int dAxisCount = plot.getDomainAxisCount(); | |
| 90 for (int i = 0; i < dAxisCount; i++) { | |
| 91 Element e = createAxisElement( | |
| 92 cr, plot.getDomainAxis(i), "domain", i); | |
| 93 | |
| 94 if (e != null) { | |
| 95 axes.appendChild(e); | |
| 96 } | |
| 97 } | |
| 98 | |
| 99 int rAxisCount = plot.getRangeAxisCount(); | |
| 100 for (int i = 0; i < rAxisCount; i++) { | |
| 101 Element e = createAxisElement( | |
| 102 cr, plot.getRangeAxis(i), "range", i); | |
| 103 | |
| 104 if (e != null) { | |
| 105 axes.appendChild(e); | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 return axes; | |
| 110 } | |
| 111 | |
| 112 | |
| 113 /** | |
| 114 * This method create a axis element for a given <i>axis</i> and | |
| 115 * <i>type</i>. Type can be one of 'domain' or 'range'. | |
| 116 * | |
| 117 * @param cr The ElementCreator | |
| 118 * @param axis The axis that provides range information. | |
| 119 * @param type The axis type ('domain' or 'range'). | |
| 120 * @param pos The position in the chart. | |
| 121 * | |
| 122 * @return An element that contains range information of a given axis. | |
| 123 */ | |
| 124 protected static Element createAxisElement( | |
| 125 ElementCreator cr, | |
| 126 ValueAxis axis, | |
| 127 String type, | |
| 128 int pos) | |
| 129 { | |
| 130 Range range = axis.getRange(); | |
| 131 | |
| 132 Element e = cr.create(type); | |
| 133 cr.addAttr(e, "pos", String.valueOf(pos), true); | |
| 134 cr.addAttr(e, "from", String.valueOf(range.getLowerBound()), true); | |
| 135 cr.addAttr(e, "to", String.valueOf(range.getUpperBound()), true); | |
| 136 | |
| 137 return e; | |
| 66 } | 138 } |
| 67 | 139 |
| 68 | 140 |
| 69 /** | 141 /** |
| 70 * This method appends the values of a transformation matrix to transform | 142 * This method appends the values of a transformation matrix to transform |