Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/VerticalCrossSectionChart.java @ 738:40c9a48f51ea
Modified the Workflow of TimeSeries on TimeSeriespoints that the Data that was sent by the Mapviewer-Interface take effect.
gnv-artifacts/trunk@777 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Mon, 15 Mar 2010 15:15:56 +0000 |
parents | 92d7a8cd1ef1 |
children | 79401c871da4 |
rev | line source |
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1 package de.intevation.gnv.chart; |
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2 |
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3 import de.intevation.gnv.jfreechart.PolygonDataset; |
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4 import de.intevation.gnv.jfreechart.PolygonPlot; |
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5 import de.intevation.gnv.jfreechart.PolygonRenderer; |
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6 import de.intevation.gnv.jfreechart.PolygonSeries; |
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7 |
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8 import de.intevation.gnv.math.AttributedXYColumns; |
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9 |
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10 import de.intevation.gnv.raster.Palette; |
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11 |
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12 import java.awt.Color; |
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13 import java.awt.Paint; |
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14 |
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15 import java.text.NumberFormat; |
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16 |
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17 import java.util.HashSet; |
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18 import java.util.Locale; |
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19 import java.util.Map; |
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20 |
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21 import org.jfree.chart.JFreeChart; |
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22 |
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23 import org.jfree.chart.axis.NumberAxis; |
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24 import org.jfree.chart.axis.SymbolAxis; |
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25 import org.jfree.chart.axis.ValueAxis; |
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26 |
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27 import org.jfree.chart.plot.PlotOrientation; |
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28 |
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29 import org.jfree.chart.renderer.LookupPaintScale; |
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30 |
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31 import org.jfree.chart.title.PaintScaleLegend; |
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32 import org.jfree.chart.title.TextTitle; |
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33 |
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34 import org.jfree.ui.RectangleEdge; |
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35 import org.jfree.ui.RectangleInsets; |
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36 |
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37 /** |
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38 * @author Ingo Weinzierl (ingo.weinzierl@intevation.de) |
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39 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de) |
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40 */ |
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41 public class VerticalCrossSectionChart |
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42 implements Chart |
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43 { |
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44 public static final class PalettePaintLookup |
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45 implements PolygonRenderer.PaintLookup |
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46 { |
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47 private Palette palette; |
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48 private Map<Integer, Paint> special; |
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49 |
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50 public PalettePaintLookup(Palette palette) { |
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51 this(palette, null); |
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52 } |
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53 |
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54 public PalettePaintLookup( |
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55 Palette palette, |
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56 Map<Integer, Paint> special |
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57 ) { |
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58 this.palette = palette; |
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59 this.special = special; |
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60 } |
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61 |
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62 public Paint getPaint(int index) { |
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63 if (special != null) { |
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64 Paint paint = special.get(index); |
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65 if (paint != null) { |
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66 return paint; |
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67 } |
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68 } |
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69 return index < 0 |
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70 ? Color.black |
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71 : palette.getColor(index); |
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72 } |
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73 } // class PalettePaintLookup |
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74 |
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75 public static class LocalizedLabelGenerator |
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76 extends PolygonRenderer.DefaultLabelGenerator |
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77 { |
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78 protected NumberFormat format; |
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79 |
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80 public LocalizedLabelGenerator() { |
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81 } |
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82 |
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83 public LocalizedLabelGenerator(NumberFormat format) { |
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84 this.format = format; |
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85 } |
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86 |
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87 protected String toString(Object label) { |
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88 return label instanceof Number |
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89 ? format.format(((Number)label).doubleValue()) |
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90 : super.toString(label); |
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91 } |
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92 } // class LocalizedLabelGenerator |
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93 |
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94 protected JFreeChart chart; |
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95 |
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96 protected AttributedXYColumns columns; |
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97 protected Map<Integer, Paint> special; |
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98 protected Palette palette; |
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99 protected Locale locale; |
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100 protected ChartLabels labels; |
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101 |
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102 public VerticalCrossSectionChart() { |
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103 } |
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104 |
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105 public VerticalCrossSectionChart( |
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106 AttributedXYColumns columns, |
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107 Palette palette, |
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108 Locale locale, |
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109 ChartLabels labels |
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110 ) { |
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111 this(columns, palette, null, locale, labels); |
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112 } |
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113 |
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114 public VerticalCrossSectionChart( |
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115 AttributedXYColumns columns, |
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116 Palette palette, |
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117 Map<Integer, Paint> special, |
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118 Locale locale, |
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119 ChartLabels labels |
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120 ) { |
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121 this.columns = columns; |
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122 this.palette = palette; |
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123 this.special = special; |
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124 this.locale = locale; |
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125 this.labels = labels; |
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126 } |
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127 |
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128 protected JFreeChart createChart() { |
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129 |
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130 boolean legendB = false; |
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131 boolean tooltips = false; |
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132 boolean urls = false; |
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133 |
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134 PlotOrientation po = PlotOrientation.HORIZONTAL; |
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135 PolygonDataset data = columns.getPolygonDataset(); |
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136 |
449
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137 HashSet<Integer> usedColors = new HashSet<Integer>(); |
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138 |
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139 for (int i = data.getSeriesCount()-1; i >= 0; --i) { |
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140 PolygonSeries ps = data.getSeries(i); |
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141 Integer fill = (Integer)ps.getAttribute("fill"); |
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142 if (fill != null |
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143 && (special != null && !special.containsKey(fill))) { |
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144 usedColors.add(fill); |
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145 } |
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146 } |
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147 |
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148 NumberFormat format = NumberFormat.getInstance(locale); |
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149 format.setMinimumFractionDigits(0); |
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150 format.setMaximumFractionDigits(2); |
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151 |
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152 PolygonRenderer renderer = new PolygonRenderer( |
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153 new PalettePaintLookup(palette, special), |
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154 new LocalizedLabelGenerator(format)); |
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155 |
492
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156 ValueAxis domainAxis = new NumberAxis(this.labels.getDomainAxisLabel()); |
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157 ValueAxis rangeAxis = new NumberAxis(this.labels.getRangeAxisLabel()); |
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158 |
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159 PolygonPlot plot = new PolygonPlot( |
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160 data, |
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161 renderer, |
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162 domainAxis, |
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163 rangeAxis, |
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164 null); |
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165 |
534
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166 plot.setOutlinePaint(Color.WHITE); |
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167 |
449
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168 String [] labels = new String[usedColors.size()]; |
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169 |
446
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170 int colors = palette.getSize(); |
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171 LookupPaintScale lookupPaint = |
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172 new LookupPaintScale(-0.5d, labels.length-0.5d, Color.white); |
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173 |
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174 Color color = null; |
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175 |
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176 for (int i = 0, j = labels.length-1; i < colors && j >= 0; i++) { |
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177 if (usedColors.contains(i)) { |
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178 Palette.Entry entry = palette.getEntryByIndex(i); |
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179 color = entry.getColor(); |
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180 labels[j] = entry.getDescription(); |
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181 lookupPaint.add(j-0.5d, color); |
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182 --j; |
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183 } |
446
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184 } |
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185 |
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186 JFreeChart chart = new JFreeChart( |
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187 this.labels.getTitle(), |
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188 JFreeChart.DEFAULT_TITLE_FONT, |
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189 plot, |
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190 legendB); |
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191 |
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192 chart.removeLegend(); |
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193 chart.addSubtitle(new TextTitle(this.labels.getSubtitle())); |
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194 |
492
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195 SymbolAxis scale = new SymbolAxis(this.labels.getParameterName(), labels); |
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196 scale.setRange(-1.5d, labels.length+0.5d); |
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197 scale.setGridBandsVisible(false); |
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198 scale.setPlot(plot); |
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199 |
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200 PaintScaleLegend legend = new PaintScaleLegend( |
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201 lookupPaint, scale); |
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202 legend.setMargin(new RectangleInsets(3d, 10d, 3d, 10d)); |
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203 legend.setPosition(RectangleEdge.LEFT); |
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204 legend.setAxisOffset(5d); |
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205 |
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206 chart.addSubtitle(legend); |
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207 |
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208 return chart; |
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209 } |
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210 |
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211 public JFreeChart generateChart() { |
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212 if (chart == null) { |
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213 chart = createChart(); |
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214 } |
527
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215 |
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216 return chart; |
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217 } |
527
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218 |
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219 public void setBackgroundPaint(Paint paint) { |
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220 chart.setBackgroundPaint(paint); |
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221 } |
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222 } |
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223 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |