Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/XYStyle.java @ 3175:4616436a84f4
Progressed LegendItemAggregation.
flys-artifacts/trunk@4789 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Mon, 25 Jun 2012 18:12:19 +0000 |
parents | 74c974b10c75 |
children | 698d09930329 |
rev | line source |
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1 package de.intevation.flys.jfree; |
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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.geom.Ellipse2D; |
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6 |
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7 import org.apache.log4j.Logger; |
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8 |
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9 import org.w3c.dom.Document; |
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10 |
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11 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer; |
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12 |
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13 import de.intevation.flys.utils.ThemeUtil; |
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14 |
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15 |
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16 /** |
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17 * Utility to apply theme-settings to a renderer. |
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18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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19 */ |
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20 public class XYStyle implements Style { |
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21 |
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22 private static Logger logger = Logger.getLogger(XYStyle.class); |
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23 |
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24 protected Document theme; |
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25 |
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26 protected XYLineAndShapeRenderer renderer; |
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27 |
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28 |
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29 public XYStyle(Document theme) { |
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30 this.theme = theme; |
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31 this.renderer = null; |
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32 } |
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33 |
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34 |
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35 /** |
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36 * Applies line color, size and type attributes to renderer, also |
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37 * whether to draw lines and/or points. |
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38 */ |
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39 public XYLineAndShapeRenderer applyTheme(XYLineAndShapeRenderer r, int idx){ |
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40 this.renderer = r; |
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41 applyLineColor(r, idx); |
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42 applyLineSize(r, idx); |
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43 applyLineType(r, idx); |
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44 applyShowLine(r, idx); |
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45 applyShowPoints(r, idx); |
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46 applyPointSize(r, idx); |
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47 applyPointColor(r, idx); |
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48 applyShowMinimum(r, idx); |
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49 applyShowMaximum(r, idx); |
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50 applyShowLineLabel(r, idx); |
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51 applyLineLabelFont(r, idx); |
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52 applyLineLabelColor(r, idx); |
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53 applyShowLineLabelBG(r, idx); |
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54 applyLineLabelBGColor(r, idx); |
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55 |
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56 return r; |
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57 } |
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58 |
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59 |
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60 /** Set line color to renderer. */ |
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61 protected void applyLineColor(XYLineAndShapeRenderer r, int idx) { |
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62 Color c = ThemeUtil.parseLineColorField(theme); |
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63 if(c != null) { |
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64 logger.debug("applyLineColor " + c.toString()); |
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65 r.setSeriesPaint(idx, c); |
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66 } |
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67 else { |
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68 logger.warn("applyLineColor: color is null - malformed linecolor field?"); |
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69 } |
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70 } |
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71 |
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72 |
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73 /** Tells the renderer whether or not to add a label to a line. */ |
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74 protected void applyShowLineLabel(XYLineAndShapeRenderer r, int idx) { |
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75 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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76 return; |
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77 } |
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78 boolean showLabelLine = ThemeUtil.parseShowLineLabel(theme); |
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79 ((EnhancedLineAndShapeRenderer)r).setShowLineLabel(showLabelLine, idx); |
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80 } |
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81 |
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82 |
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83 /** Tells the renderer whether or not to fill the bg of a lines label. */ |
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84 protected void applyShowLineLabelBG(XYLineAndShapeRenderer r, int idx) { |
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85 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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86 return; |
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87 } |
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88 boolean showLabelLine = ThemeUtil.parseShowLineLabelBG(theme); |
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89 ((EnhancedLineAndShapeRenderer)r).setShowLineLabelBG(idx, showLabelLine); |
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90 } |
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91 |
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92 /** Tell the renderer which font (and -size and -style) to use for |
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93 * linelabels. */ |
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94 protected void applyLineLabelFont(XYLineAndShapeRenderer r, int idx) { |
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95 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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96 return; |
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97 } |
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98 ((EnhancedLineAndShapeRenderer)r).setLineLabelFont(ThemeUtil.parseLineLabelFont(theme), idx); |
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99 } |
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100 |
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101 /** Tell the renderer which color to use for |
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102 * linelabels. */ |
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103 protected void applyLineLabelColor(XYLineAndShapeRenderer r, int idx) { |
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104 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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105 return; |
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106 } |
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107 ((EnhancedLineAndShapeRenderer)r).setLineLabelTextColor(idx, ThemeUtil.parseLineLabelTextColor(theme)); |
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108 } |
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109 |
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110 /** Tell the renderer which color to use for bg of |
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111 * linelabels. */ |
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112 protected void applyLineLabelBGColor(XYLineAndShapeRenderer r, int idx) { |
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113 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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114 return; |
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115 } |
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116 ((EnhancedLineAndShapeRenderer)r).setLineLabelBGColor(idx, |
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117 ThemeUtil.parseLineLabelBGColor(theme)); |
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118 } |
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119 |
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120 /** Set stroke of series. */ |
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121 protected void applyLineSize(XYLineAndShapeRenderer r, int idx) { |
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122 int size = ThemeUtil.parseLineWidth(theme); |
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123 r.setSeriesStroke( |
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124 idx, |
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125 new BasicStroke(Integer.valueOf(size))); |
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126 } |
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127 |
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128 |
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129 /** Set stroke strength of series. */ |
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130 protected void applyLineType(XYLineAndShapeRenderer r, int idx) { |
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131 int size = ThemeUtil.parseLineWidth(theme); |
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132 float[] dashes = ThemeUtil.parseLineStyle(theme); |
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133 |
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134 // Do not apply the dashed style. |
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135 if (dashes.length <= 1) { |
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136 return; |
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137 } |
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138 |
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139 r.setSeriesStroke( |
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140 idx, |
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141 new BasicStroke(Integer.valueOf(size), |
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142 BasicStroke.CAP_BUTT, |
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143 BasicStroke.JOIN_ROUND, |
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144 1.0f, |
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145 dashes, |
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146 0.0f)); |
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147 } |
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148 |
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149 |
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150 protected void applyPointSize(XYLineAndShapeRenderer r, int idx) { |
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151 int size = ThemeUtil.parsePointWidth(theme); |
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152 int dim = 2 * size; |
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153 |
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154 r.setSeriesShape(idx, new Ellipse2D.Double(-size, -size, dim, dim)); |
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155 } |
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156 |
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157 |
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158 protected void applyPointColor(XYLineAndShapeRenderer r, int idx) { |
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159 Color c = ThemeUtil.parsePointColor(theme); |
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160 |
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161 if (c != null) { |
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162 r.setSeriesFillPaint(idx, c); |
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163 r.setUseFillPaint(true); |
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164 r.setDrawOutlines(false); |
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165 } |
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166 } |
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167 |
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168 |
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169 /** |
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170 * Sets form and visibility of points. |
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171 */ |
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172 protected void applyShowPoints(XYLineAndShapeRenderer r, int idx) { |
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173 boolean show = ThemeUtil.parseShowPoints(theme); |
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174 |
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175 r.setSeriesShapesVisible(idx, show); |
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176 r.setDrawOutlines(true); |
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177 } |
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178 |
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179 |
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180 protected void applyShowLine(XYLineAndShapeRenderer r, int idx) { |
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181 boolean show = ThemeUtil.parseShowLine(theme); |
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182 r.setSeriesLinesVisible(idx, show); |
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183 } |
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184 |
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185 |
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186 protected void applyShowMinimum(XYLineAndShapeRenderer r, int idx) { |
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187 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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188 return; |
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189 } |
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190 |
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191 boolean visible = ThemeUtil.parseShowMinimum(theme); |
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192 |
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193 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r; |
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194 er.setIsMinimumShapeVisisble(idx, visible); |
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195 } |
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196 |
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197 |
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198 protected void applyShowMaximum(XYLineAndShapeRenderer r, int idx) { |
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199 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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200 return; |
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201 } |
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202 |
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203 boolean visible = ThemeUtil.parseShowMaximum(theme); |
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204 |
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205 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r; |
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206 er.setIsMaximumShapeVisible(idx, visible); |
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207 } |
3134
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208 |
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209 |
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210 public XYLineAndShapeRenderer getRenderer() { |
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211 return this.renderer; |
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212 } |
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213 } |
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214 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |