Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/XYStyle.java @ 3259:9422b559b2d5
Added vim lines.
flys-artifacts/trunk@4896 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Sun, 08 Jul 2012 08:52:15 +0000 |
parents | 698d09930329 |
children | b0ba96bbf01d |
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 boolean anyLabel = showLabelLine || ThemeUtil.parseShowWidth(theme) || |
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80 ThemeUtil.parseShowLevel(theme) || |
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81 ThemeUtil.parseShowMiddleHeight(theme); |
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82 ((EnhancedLineAndShapeRenderer)r).setShowLineLabel(anyLabel, idx); |
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83 } |
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84 |
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85 |
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86 /** Tells the renderer whether or not to fill the bg of a lines label. */ |
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87 protected void applyShowLineLabelBG(XYLineAndShapeRenderer r, int idx) { |
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88 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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89 return; |
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90 } |
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91 boolean showLabelLine = ThemeUtil.parseShowLineLabelBG(theme); |
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92 ((EnhancedLineAndShapeRenderer)r).setShowLineLabelBG(idx, showLabelLine); |
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93 } |
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94 |
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95 /** Tell the renderer which font (and -size and -style) to use for |
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96 * linelabels. */ |
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97 protected void applyLineLabelFont(XYLineAndShapeRenderer r, int idx) { |
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98 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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99 return; |
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100 } |
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101 ((EnhancedLineAndShapeRenderer)r).setLineLabelFont(ThemeUtil.parseLineLabelFont(theme), idx); |
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102 } |
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103 |
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104 /** Tell the renderer which color to use for |
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105 * linelabels. */ |
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106 protected void applyLineLabelColor(XYLineAndShapeRenderer r, int idx) { |
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107 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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108 return; |
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109 } |
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110 ((EnhancedLineAndShapeRenderer)r).setLineLabelTextColor(idx, ThemeUtil.parseLineLabelTextColor(theme)); |
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111 } |
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112 |
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113 /** Tell the renderer which color to use for bg of |
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114 * linelabels. */ |
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115 protected void applyLineLabelBGColor(XYLineAndShapeRenderer r, int idx) { |
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116 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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117 return; |
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118 } |
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119 ((EnhancedLineAndShapeRenderer)r).setLineLabelBGColor(idx, |
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120 ThemeUtil.parseLineLabelBGColor(theme)); |
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121 } |
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122 |
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123 /** Set stroke of series. */ |
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124 protected void applyLineSize(XYLineAndShapeRenderer r, int idx) { |
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125 int size = ThemeUtil.parseLineWidth(theme); |
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126 r.setSeriesStroke( |
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127 idx, |
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128 new BasicStroke(Integer.valueOf(size))); |
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129 } |
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130 |
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131 |
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132 /** Set stroke strength of series. */ |
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133 protected void applyLineType(XYLineAndShapeRenderer r, int idx) { |
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134 int size = ThemeUtil.parseLineWidth(theme); |
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135 float[] dashes = ThemeUtil.parseLineStyle(theme); |
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136 |
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137 // Do not apply the dashed style. |
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138 if (dashes.length <= 1) { |
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139 return; |
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140 } |
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141 |
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142 r.setSeriesStroke( |
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143 idx, |
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144 new BasicStroke(Integer.valueOf(size), |
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145 BasicStroke.CAP_BUTT, |
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146 BasicStroke.JOIN_ROUND, |
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147 1.0f, |
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148 dashes, |
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149 0.0f)); |
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150 } |
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151 |
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152 |
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153 protected void applyPointSize(XYLineAndShapeRenderer r, int idx) { |
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154 int size = ThemeUtil.parsePointWidth(theme); |
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155 int dim = 2 * size; |
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156 |
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157 r.setSeriesShape(idx, new Ellipse2D.Double(-size, -size, dim, dim)); |
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158 } |
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159 |
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160 |
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161 protected void applyPointColor(XYLineAndShapeRenderer r, int idx) { |
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162 Color c = ThemeUtil.parsePointColor(theme); |
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163 |
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164 if (c != null) { |
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165 r.setSeriesFillPaint(idx, c); |
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166 r.setUseFillPaint(true); |
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167 r.setDrawOutlines(false); |
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168 } |
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169 } |
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170 |
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171 |
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172 /** |
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173 * Sets form and visibility of points. |
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174 */ |
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175 protected void applyShowPoints(XYLineAndShapeRenderer r, int idx) { |
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176 boolean show = ThemeUtil.parseShowPoints(theme); |
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177 |
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178 r.setSeriesShapesVisible(idx, show); |
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179 r.setDrawOutlines(true); |
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180 } |
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181 |
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182 |
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183 protected void applyShowLine(XYLineAndShapeRenderer r, int idx) { |
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184 boolean show = ThemeUtil.parseShowLine(theme); |
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185 r.setSeriesLinesVisible(idx, show); |
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186 } |
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187 |
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188 |
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189 protected void applyShowMinimum(XYLineAndShapeRenderer r, int idx) { |
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190 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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191 return; |
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192 } |
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193 |
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194 boolean visible = ThemeUtil.parseShowMinimum(theme); |
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195 |
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196 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r; |
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197 er.setIsMinimumShapeVisisble(idx, visible); |
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198 } |
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199 |
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200 |
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201 protected void applyShowMaximum(XYLineAndShapeRenderer r, int idx) { |
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202 if (!(r instanceof EnhancedLineAndShapeRenderer)) { |
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203 return; |
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204 } |
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205 |
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206 boolean visible = ThemeUtil.parseShowMaximum(theme); |
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207 |
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208 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r; |
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209 er.setIsMaximumShapeVisible(idx, visible); |
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210 } |
3134
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211 |
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212 |
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213 public XYLineAndShapeRenderer getRenderer() { |
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214 return this.renderer; |
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215 } |
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216 } |
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217 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |