Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/exports/XYChartGenerator.java @ 1735:5966a20fc72c
Enabled support for PDF and SVG chart exports.
flys-artifacts/trunk@3023 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Wed, 19 Oct 2011 09:43:04 +0000 |
parents | f708120cb7bc |
children | 0155cbaba182 |
rev | line source |
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1 package de.intevation.flys.exports; |
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2 |
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3 import java.awt.BasicStroke; |
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4 import java.awt.Color; |
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5 import java.awt.Stroke; |
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6 |
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7 import java.io.IOException; |
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8 |
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9 import java.text.NumberFormat; |
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10 |
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11 import java.util.ArrayList; |
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12 import java.util.HashMap; |
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13 import java.util.List; |
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14 import java.util.Map; |
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15 |
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16 import org.w3c.dom.Document; |
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17 |
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18 import org.apache.log4j.Logger; |
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19 |
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20 import org.jfree.chart.ChartFactory; |
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21 import org.jfree.chart.JFreeChart; |
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22 import org.jfree.chart.LegendItem; |
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23 import org.jfree.chart.LegendItemCollection; |
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24 import org.jfree.chart.annotations.XYTextAnnotation; |
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25 import org.jfree.chart.axis.NumberAxis; |
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26 import org.jfree.chart.axis.ValueAxis; |
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27 import org.jfree.chart.plot.PlotOrientation; |
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28 import org.jfree.chart.plot.XYPlot; |
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29 import org.jfree.chart.renderer.xy.XYItemRenderer; |
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30 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; |
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31 import org.jfree.data.Range; |
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32 import org.jfree.data.xy.XYSeries; |
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33 import org.jfree.data.xy.XYSeriesCollection; |
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34 |
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35 import org.jfree.ui.RectangleInsets; |
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36 |
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37 import de.intevation.flys.exports.ChartExportHelper; |
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38 import de.intevation.flys.jfree.FLYSAnnotation; |
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39 import de.intevation.flys.utils.ThemeUtil; |
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40 |
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41 |
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42 /** |
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43 * An abstract base class for creating XY charts. |
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44 * |
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45 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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46 */ |
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47 public abstract class XYChartGenerator extends ChartGenerator { |
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48 |
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49 /** The logger that is used in this generator. */ |
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50 private static Logger logger = Logger.getLogger(XYChartGenerator.class); |
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51 |
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52 |
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53 /** SeriesCollection used for the first axis. */ |
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54 protected XYSeriesCollection first; |
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55 |
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56 /** SeriesCollection used for the second axis. */ |
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57 protected XYSeriesCollection second; |
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58 |
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59 /** List of annotations to insert in plot. */ |
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60 protected List<FLYSAnnotation> annotations; |
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61 |
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62 /** The max X range to include all X values of all series for each axis. */ |
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63 protected Map<Integer, Range> xRanges; |
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64 |
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65 /** The max Y range to include all Y values of all series for each axis. */ |
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66 protected Map<Integer, Range> yRanges; |
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67 |
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68 public static final Color DEFAULT_GRID_COLOR = Color.GRAY; |
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69 public static final float DEFAULT_GRID_LINE_WIDTH = 0.3f; |
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70 |
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71 |
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72 /** |
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73 * Returns the title of a chart. |
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74 * |
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75 * @return the title of a chart. |
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76 */ |
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77 protected abstract String getChartTitle(); |
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78 |
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79 /** |
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80 * Returns the X-Axis label of a chart. |
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81 * |
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82 * @return the X-Axis label of a chart. |
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83 */ |
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84 protected abstract String getXAxisLabel(); |
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85 |
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86 /** |
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87 * Returns the Y-Axis label of a chart. |
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88 * |
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89 * @return the Y-Axis label of a chart. |
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90 */ |
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91 protected abstract String getYAxisLabel(); |
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92 |
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93 |
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94 public void generate() |
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95 throws IOException |
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96 { |
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97 logger.debug("XYChartGenerator.generate"); |
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98 |
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99 JFreeChart chart = generateChart(); |
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100 |
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101 String format = getFormat(); |
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102 int[] size = getSize(); |
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103 |
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104 context.putContextValue("chart.width", size[0]); |
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105 context.putContextValue("chart.height", size[1]); |
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106 |
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107 if (format.equals(ChartExportHelper.FORMAT_PNG)) { |
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108 context.putContextValue("chart.image.format", "png"); |
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109 |
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110 ChartExportHelper.exportImage( |
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111 out, |
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112 chart, |
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113 context); |
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114 } |
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115 else if (format.equals(ChartExportHelper.FORMAT_PDF)) { |
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116 context.putContextValue("chart.marginLeft", 5f); |
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117 context.putContextValue("chart.marginRight", 5f); |
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118 context.putContextValue("chart.marginTop", 5f); |
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119 context.putContextValue("chart.marginBottom", 5f); |
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120 context.putContextValue( |
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121 "chart.page.format", |
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122 ChartExportHelper.DEFAULT_PAGE_SIZE); |
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123 |
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124 ChartExportHelper.exportPDF( |
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125 out, |
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126 chart, |
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127 context); |
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128 } |
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129 else if (format.equals(ChartExportHelper.FORMAT_SVG)) { |
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130 context.putContextValue( |
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131 "chart.encoding", |
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132 ChartExportHelper.DEFAULT_ENCODING); |
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133 |
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134 ChartExportHelper.exportSVG( |
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135 out, |
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136 chart, |
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137 context); |
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138 } |
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139 } |
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140 |
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141 |
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142 public JFreeChart generateChart() { |
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143 logger.debug("XYChartGenerator.generateChart"); |
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144 |
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145 JFreeChart chart = ChartFactory.createXYLineChart( |
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146 getChartTitle(), |
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147 getXAxisLabel(), |
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148 getYAxisLabel(), |
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149 null, |
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150 PlotOrientation.VERTICAL, |
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151 true, |
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152 false, |
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153 false); |
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154 |
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155 chart.setBackgroundPaint(Color.WHITE); |
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156 chart.getPlot().setBackgroundPaint(Color.WHITE); |
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157 |
419
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158 XYPlot plot = (XYPlot) chart.getPlot(); |
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159 |
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160 addDatasets(plot); |
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161 addAnnotations(plot); |
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162 addSubtitles(chart); |
419
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163 adjustPlot(plot); |
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164 localizeAxes(plot); |
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165 |
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166 removeEmptyRangeAxes(plot); |
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167 adjustAxes(plot); |
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168 |
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169 preparePointRanges(plot); |
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170 autoZoom(plot); |
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171 |
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172 applyThemes(plot); |
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173 |
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174 return chart; |
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175 } |
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176 |
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177 |
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178 /** |
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179 * Add first and second dataset to plot. |
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180 * @param plot plot to add datasets to. |
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181 */ |
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182 protected void addDatasets(XYPlot plot) { |
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183 if (first != null) { |
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184 logger.debug("Set the first axis dataset."); |
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185 plot.setDataset(0, first); |
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186 } |
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187 if (second != null) { |
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188 logger.debug("Set the second axis dataset."); |
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189 plot.setDataset(1, second); |
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190 } |
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191 } |
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192 |
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193 |
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194 public void addFirstAxisSeries(XYSeries series, boolean visible) { |
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195 if (first == null) { |
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196 first = new XYSeriesCollection(); |
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197 } |
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198 |
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199 if (series != null) { |
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200 if (visible) { |
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201 first.addSeries(series); |
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202 } |
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203 |
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204 combineYRanges(new Range(series.getMinY(), series.getMaxY()), 0); |
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205 combineXRanges(new Range(series.getMinX(), series.getMaxX()), 0); |
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206 } |
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207 } |
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208 |
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209 |
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210 public void addSecondAxisSeries(XYSeries series, boolean visible) { |
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211 if (second == null) { |
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212 second = new XYSeriesCollection(); |
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213 } |
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214 |
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215 if (series != null) { |
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216 if (visible) { |
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217 second.addSeries(series); |
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218 } |
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219 |
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220 combineYRanges(new Range(series.getMinY(), series.getMaxY()), 1); |
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221 combineXRanges(new Range(series.getMinX(), series.getMaxX()), 0); |
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222 } |
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223 } |
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224 |
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225 |
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226 private void combineXRanges(Range range, int index) { |
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227 Integer key = Integer.valueOf(index); |
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228 |
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229 if (xRanges == null) { |
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230 xRanges = new HashMap<Integer, Range>(); |
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231 xRanges.put(key, range); |
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232 return; |
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233 } |
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234 |
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235 Range newX = null; |
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236 Range oldX = xRanges.get(key); |
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237 |
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238 if (oldX != null) { |
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239 newX = Range.combine(oldX, range); |
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240 } |
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241 else { |
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242 newX = range; |
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243 } |
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244 |
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245 xRanges.put(key, newX); |
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246 } |
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247 |
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248 |
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249 private void combineYRanges(Range range, int index) { |
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250 Integer key = Integer.valueOf(index); |
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251 |
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252 if (yRanges == null) { |
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253 yRanges = new HashMap<Integer, Range>(); |
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254 yRanges.put(key, range); |
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255 return; |
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256 } |
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257 |
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258 Range newY = null; |
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259 Range oldY = yRanges.get(key); |
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260 |
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261 if (oldY != null) { |
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262 newY = Range.combine(oldY, range); |
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263 } |
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264 else { |
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265 newY = range; |
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266 } |
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267 |
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268 yRanges.put(key, newY); |
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269 } |
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270 |
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271 |
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272 /** |
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273 * Adds annotations to list (if visible is true). |
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274 */ |
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275 public void addAnnotations(FLYSAnnotation annotation, boolean visible) { |
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276 if (!visible) { |
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277 return; |
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278 } |
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279 |
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280 if (annotations == null) { |
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281 annotations = new ArrayList<FLYSAnnotation>(); |
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282 } |
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283 |
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284 annotations.add(annotation); |
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285 } |
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286 |
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287 |
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288 private void removeEmptyRangeAxes(XYPlot plot) { |
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289 if (first == null) { |
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290 plot.setRangeAxis(0, null); |
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291 } |
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292 |
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293 if (second == null) { |
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294 plot.setRangeAxis(1, null); |
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295 } |
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296 } |
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297 |
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298 |
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299 private void preparePointRanges(XYPlot plot) { |
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300 for (int i = 0, num = plot.getDomainAxisCount(); i < num; i++) { |
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301 Integer key = Integer.valueOf(i); |
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302 |
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303 Range r = xRanges.get(key); |
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304 if (r != null && r.getLowerBound() == r.getUpperBound()) { |
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305 xRanges.put(key, expandRange(r, 5)); |
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306 } |
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307 } |
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308 |
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309 for (int i = 0, num = plot.getRangeAxisCount(); i < num; i++) { |
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310 Integer key = Integer.valueOf(i); |
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311 |
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312 Range r = yRanges.get(key); |
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313 if (r != null && r.getLowerBound() == r.getUpperBound()) { |
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314 yRanges.put(key, expandRange(r, 5)); |
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315 } |
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316 } |
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317 } |
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318 |
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319 |
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320 public static Range expandRange(Range range, double percent) { |
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321 if (range == null) { |
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322 return null; |
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323 } |
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324 |
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325 double value = range.getLowerBound(); |
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326 double expand = value / 100 * percent; |
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327 |
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328 return expand != 0 |
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329 ? new Range(value-expand, value+expand) |
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330 : new Range(-0.01 * percent, 0.01 * percent); |
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331 } |
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332 |
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333 |
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334 /** |
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335 * This method zooms the plot to the specified ranges in the attribute |
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336 * document or to the ranges specified by the min/max values in the |
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337 * datasets. <b>Note:</b> We determine the range manually if no zoom ranges |
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338 * are given, because JFreeCharts auto-zoom adds a margin to the left and |
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339 * right of the data area. |
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340 * |
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341 * @param plot The XYPlot. |
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342 */ |
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343 protected void autoZoom(XYPlot plot) { |
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344 logger.debug("Zoom to specified ranges."); |
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345 |
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346 Range xrange = getDomainAxisRange(); |
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347 Range yrange = getValueAxisRange(); |
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348 |
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349 zoomX(plot, plot.getDomainAxis(), xRanges.get(0), xrange); |
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350 |
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351 for (int i = 0, num = plot.getRangeAxisCount(); i < num; i++) { |
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352 ValueAxis yaxis = plot.getRangeAxis(i); |
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353 |
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354 if (yaxis == null) { |
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355 logger.debug("Zoom problem: no Y Axis for index: " + i); |
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356 continue; |
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357 } |
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358 |
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359 logger.debug("Prepare zoom settings for y axis at index: " + i); |
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360 zoomY(plot, yaxis, yRanges.get(Integer.valueOf(i)), yrange); |
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361 } |
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362 } |
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363 |
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364 |
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365 protected boolean zoomX(XYPlot plot, ValueAxis axis, Range range, Range x) { |
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366 return zoom(plot, axis, range, x); |
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367 } |
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368 |
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369 |
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370 protected boolean zoomY(XYPlot plot, ValueAxis axis, Range range, Range x) { |
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371 return zoom(plot, axis, range, x); |
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372 } |
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373 |
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374 |
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375 /** |
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376 * Zooms the x axis to the range specified in the attribute document. |
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377 * |
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378 * @param plot The XYPlot. |
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379 * @param axis The axis the shoud be modified. |
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380 * @param range The whole range specified by a dataset. |
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381 * @param x A user defined range (null permitted). |
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382 * |
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383 * @return true, if a zoom range was specified, otherwise false. |
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384 */ |
673
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385 protected boolean zoom(XYPlot plot, ValueAxis axis, Range range, Range x) { |
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386 if (x != null) { |
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387 double min = range.getLowerBound(); |
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388 double max = range.getUpperBound(); |
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389 double diff = max > min ? max - min : min - max; |
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390 |
673
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391 Range computed = new Range( |
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392 min + x.getLowerBound() * diff, |
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393 min + x.getUpperBound() * diff); |
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394 |
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395 axis.setRangeWithMargins(computed); |
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396 |
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397 logger.debug("Zoom axis to: " + computed); |
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398 |
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399 return true; |
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400 } |
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401 |
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402 axis.setRangeWithMargins(range); |
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403 return false; |
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404 } |
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405 |
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406 |
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407 /** |
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408 * This method extracts the minimum and maximum values for x and y axes |
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409 * which are stored in <i>xRanges</i> and <i>yRanges</i>. |
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410 * |
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411 * @param index The index of the y-Axis. |
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412 * |
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413 * @return a Range[] as follows: [x-Range, y-Range]. |
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414 */ |
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415 public Range[] getRangesForDataset(int index) { |
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416 return new Range[] { |
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417 xRanges.get(Integer.valueOf(0)), |
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418 yRanges.get(Integer.valueOf(index)) |
1684
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Bugfix: #353 Enabled chart's to be drawn with proper axes set even if no data is contained.
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419 }; |
652
8fa4c5c9cd1a
Charts are zoomed to a specified view if the attribute document for the chart creation contains an x and/or y range.
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|
420 } |
8fa4c5c9cd1a
Charts are zoomed to a specified view if the attribute document for the chart creation contains an x and/or y range.
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423
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421 |
8fa4c5c9cd1a
Charts are zoomed to a specified view if the attribute document for the chart creation contains an x and/or y range.
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422 |
1679
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Improved the creation/rendering of annotations (km favorites, mainvalues).
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423 protected void addAnnotations(XYPlot plot) { |
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424 plot.clearAnnotations(); |
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425 |
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426 if (annotations == null) { |
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427 logger.debug("No Annotations given."); |
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428 return; |
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Improved the creation/rendering of annotations (km favorites, mainvalues).
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429 } |
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430 |
69929c471646
Improved the creation/rendering of annotations (km favorites, mainvalues).
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431 LegendItemCollection lic = new LegendItemCollection(); |
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432 |
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Improved the creation/rendering of annotations (km favorites, mainvalues).
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433 int idx = 0; |
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434 if (plot.getRangeAxis(idx) == null && plot.getRangeAxisCount() >= 2) { |
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435 idx = 1; |
69929c471646
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436 } |
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Improved the creation/rendering of annotations (km favorites, mainvalues).
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437 |
69929c471646
Improved the creation/rendering of annotations (km favorites, mainvalues).
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438 XYItemRenderer renderer = plot.getRenderer(idx); |
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439 |
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440 for (FLYSAnnotation fa: annotations) { |
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441 Document theme = fa.getTheme(); |
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442 |
69929c471646
Improved the creation/rendering of annotations (km favorites, mainvalues).
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443 Color color = theme != null |
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444 ? ThemeUtil.parseLineColorField(theme) |
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445 : null; |
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446 |
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447 if (color == null) { |
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448 color = Color.black; |
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449 } |
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450 |
1711
f708120cb7bc
Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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451 int lineWidth = theme != null |
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452 ? ThemeUtil.parseLineWidth(theme) |
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Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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453 : 1; |
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Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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454 |
1679
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455 lic.add(new LegendItem(fa.getLabel(), color)); |
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456 |
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457 for (XYTextAnnotation ta: fa.getAnnotations()) { |
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458 ta.setPaint(color); |
1711
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Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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459 ta.setOutlineStroke(new BasicStroke((float) lineWidth)); |
1679
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460 renderer.addAnnotation(ta); |
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461 } |
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462 |
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463 plot.setFixedLegendItems(lic); |
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464 } |
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465 } |
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466 |
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467 |
369
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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changeset
|
468 /** |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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diff
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|
469 * Adjusts the axes of a plot. |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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470 * |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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471 * @param plot The XYPlot of the chart. |
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Implemented the chart creation of a longitudinal section chart - W and Q facets.
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|
472 */ |
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Implemented the chart creation of a longitudinal section chart - W and Q facets.
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473 protected void adjustAxes(XYPlot plot) { |
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Implemented the chart creation of a longitudinal section chart - W and Q facets.
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474 NumberAxis yAxis = (NumberAxis) plot.getRangeAxis(); |
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parents:
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changeset
|
475 |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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476 yAxis.setAutoRangeIncludesZero(false); |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
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parents:
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changeset
|
477 } |
414
0385bcc4229a
Added subtitles to the available charts.
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|
478 |
0385bcc4229a
Added subtitles to the available charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff
changeset
|
479 |
419
4de7d9eac10f
Display gridlines in charts.
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changeset
|
480 protected void adjustPlot(XYPlot plot) { |
4de7d9eac10f
Display gridlines in charts.
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|
481 Stroke gridStroke = new BasicStroke( |
4de7d9eac10f
Display gridlines in charts.
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|
482 DEFAULT_GRID_LINE_WIDTH, |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
483 BasicStroke.CAP_BUTT, |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
484 BasicStroke.JOIN_MITER, |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
485 3.0f, |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
486 new float[] { 3.0f }, |
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Display gridlines in charts.
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changeset
|
487 0.0f); |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
488 |
4de7d9eac10f
Display gridlines in charts.
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diff
changeset
|
489 plot.setDomainGridlineStroke(gridStroke); |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
490 plot.setDomainGridlinePaint(DEFAULT_GRID_COLOR); |
4de7d9eac10f
Display gridlines in charts.
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changeset
|
491 plot.setDomainGridlinesVisible(true); |
4de7d9eac10f
Display gridlines in charts.
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parents:
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diff
changeset
|
492 |
4de7d9eac10f
Display gridlines in charts.
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parents:
414
diff
changeset
|
493 plot.setRangeGridlineStroke(gridStroke); |
4de7d9eac10f
Display gridlines in charts.
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414
diff
changeset
|
494 plot.setRangeGridlinePaint(DEFAULT_GRID_COLOR); |
4de7d9eac10f
Display gridlines in charts.
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diff
changeset
|
495 plot.setRangeGridlinesVisible(true); |
654
bbc966c81809
#90 Removed margins between data area border and curves.
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parents:
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diff
changeset
|
496 |
bbc966c81809
#90 Removed margins between data area border and curves.
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changeset
|
497 plot.setAxisOffset(new RectangleInsets(0d, 0d, 0d, 0d)); |
923
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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changeset
|
498 |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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changeset
|
499 if (plot.getDataset(0) != null) { |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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changeset
|
500 plot.mapDatasetToRangeAxis(0, 0); |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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changeset
|
501 } |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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parents:
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diff
changeset
|
502 |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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diff
changeset
|
503 if (plot.getDataset(1) != null) { |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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parents:
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diff
changeset
|
504 plot.mapDatasetToRangeAxis(1, 1); |
7ca4a287cd0e
#135 Modified the way to store datasets for different chart axes.
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parents:
718
diff
changeset
|
505 } |
419
4de7d9eac10f
Display gridlines in charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
414
diff
changeset
|
506 } |
4de7d9eac10f
Display gridlines in charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
414
diff
changeset
|
507 |
4de7d9eac10f
Display gridlines in charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
414
diff
changeset
|
508 |
414
0385bcc4229a
Added subtitles to the available charts.
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diff
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|
509 protected void addSubtitles(JFreeChart chart) { |
0385bcc4229a
Added subtitles to the available charts.
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diff
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|
510 // override this method in subclasses that need subtitles |
0385bcc4229a
Added subtitles to the available charts.
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|
511 } |
924
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
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|
512 |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
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|
513 |
1645
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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changeset
|
514 /** |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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changeset
|
515 * This method walks over all axes (domain and range) of <i>plot</i> and |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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|
516 * calls localizeDomainAxis() for domain axes or localizeRangeAxis() for |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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|
517 * range axes. |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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|
518 * |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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|
519 * @param plot The XYPlot. |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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changeset
|
520 */ |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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|
521 private void localizeAxes(XYPlot plot) { |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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|
522 for (int i = 0, num = plot.getDomainAxisCount(); i < num; i++) { |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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changeset
|
523 ValueAxis axis = plot.getDomainAxis(i); |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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changeset
|
524 |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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changeset
|
525 if (axis != null) { |
4a8251eae217
Bugfix: #68 Set number format of chart plot axes based on the CallMeta instance for each request.
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parents:
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|
526 localizeDomainAxis(axis); |
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527 } |
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528 else { |
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529 logger.warn("Domain axis at " + i + " is null."); |
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530 } |
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531 } |
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532 |
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533 for (int i = 0, num = plot.getRangeAxisCount(); i < num; i++) { |
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534 ValueAxis axis = plot.getRangeAxis(i); |
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535 |
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536 if (axis != null) { |
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537 localizeRangeAxis(axis); |
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538 } |
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539 else { |
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540 logger.warn("Range axis at " + i + " is null."); |
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541 } |
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542 } |
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543 } |
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544 |
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545 |
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546 /** |
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547 * Overrides the NumberFormat with the NumberFormat for the current locale |
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548 * that is provided by getLocale(). |
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549 * |
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550 * @param domainAxis The domain axis that needs localization. |
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551 */ |
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552 protected void localizeDomainAxis(ValueAxis domainAxis) { |
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553 NumberFormat nf = NumberFormat.getInstance(getLocale()); |
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554 ((NumberAxis) domainAxis).setNumberFormatOverride(nf); |
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555 } |
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556 |
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557 |
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558 /** |
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559 * Overrides the NumberFormat with the NumberFormat for the current locale |
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560 * that is provided by getLocale(). |
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561 * |
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562 * @param domainAxis The domain axis that needs localization. |
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563 */ |
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564 protected void localizeRangeAxis(ValueAxis rangeAxis) { |
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565 NumberFormat nf = NumberFormat.getInstance(getLocale()); |
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566 ((NumberAxis) rangeAxis).setNumberFormatOverride(nf); |
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567 } |
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568 |
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569 |
924
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570 protected void applyThemes(XYPlot plot) { |
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571 if (first != null) { |
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572 applyThemes(plot, first, 0); |
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573 } |
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574 |
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575 if (second != null) { |
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576 applyThemes(plot, second, 1); |
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577 } |
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578 } |
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579 |
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580 |
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581 protected void applyThemes(XYPlot plot, XYSeriesCollection dataset, int i) { |
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582 LegendItemCollection lic = new LegendItemCollection(); |
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583 LegendItemCollection anno = plot.getFixedLegendItems(); |
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584 |
924
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585 XYLineAndShapeRenderer r = getRenderer(plot, i); |
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586 |
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587 for (int s = 0, num = dataset.getSeriesCount(); s < num; s++) { |
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588 XYSeries series = dataset.getSeries(s); |
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589 |
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590 if (series instanceof StyledXYSeries) { |
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591 ((StyledXYSeries) series).applyTheme(r, s); |
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592 } |
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593 |
1686
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594 // special case: if there is just one single item, we need to enable |
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595 // points for this series, otherwise we would not see anything in |
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596 // the chart area. |
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597 if (series.getItemCount() == 1) { |
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598 r.setSeriesShapesVisible(s, true); |
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599 } |
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600 |
1679
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601 lic.add(r.getLegendItem(i, s)); |
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602 } |
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603 |
1679
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604 if (anno != null) { |
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605 lic.addAll(anno); |
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606 } |
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607 |
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608 plot.setFixedLegendItems(lic); |
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609 |
924
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610 plot.setRenderer(i, r); |
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611 } |
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612 |
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613 |
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614 protected XYLineAndShapeRenderer getRenderer(XYPlot plot, int idx) { |
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615 XYLineAndShapeRenderer r = |
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616 (XYLineAndShapeRenderer) plot.getRenderer(idx); |
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617 |
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618 if (r != null) { |
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619 return r; |
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620 } |
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621 |
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622 if (idx == 0) { |
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623 logger.warn("No default renderer set!"); |
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624 return new XYLineAndShapeRenderer(); |
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625 } |
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626 |
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627 r = (XYLineAndShapeRenderer) plot.getRenderer(0); |
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628 |
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629 try { |
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630 return (XYLineAndShapeRenderer) r.clone(); |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
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631 } |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
632 catch (CloneNotSupportedException cnse) { |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
633 logger.warn(cnse, cnse); |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
634 } |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
635 |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
636 logger.warn("No applicalable renderer found!"); |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
637 |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
638 return new XYLineAndShapeRenderer(); |
f7761914f745
An initial implementation to render chart series based on the XML configuration in themes.xml.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
923
diff
changeset
|
639 } |
369
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
|
640 } |
2ce7b473620e
Implemented the chart creation of a longitudinal section chart - W and Q facets.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff
changeset
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641 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |