Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/XYStyle.java @ 3155:74c974b10c75

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Output code to trackdown the linecolor problem flys-artifacts/trunk@4767 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Christian Lins <christian.lins@intevation.de>
date Sun, 24 Jun 2012 06:51:05 +0000
parents 5a0aef74c316
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
5a0aef74c316 Use different stylings for real and interpolated data points.
Raimund Renkert <raimund.renkert@intevation.de>
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208
5a0aef74c316 Use different stylings for real and interpolated data points.
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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 }
2321
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213 }
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214 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org