Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/XYStyle.java @ 5462:f2371f3aaf03

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Show top level folder icons only if node has no factory If you have an empty folder the folder icon is still shown. This makes it possible to add functional "Top Level" entries in the Datacage
author Andre Heinecke <aheinecke@intevation.de>
date Tue, 26 Mar 2013 18:29:13 +0100
parents 0b9b2a0c4e64
children
rev   line source
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1 package de.intevation.flys.jfree;
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2
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3 import de.intevation.flys.utils.ThemeUtil;
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4
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5 import java.awt.BasicStroke;
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6 import java.awt.Color;
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7 import java.awt.geom.Ellipse2D;
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8
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9 import org.apache.log4j.Logger;
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10 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
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11 import org.w3c.dom.Document;
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12
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13
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14 /**
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15 * Utility to apply theme-settings to a renderer.
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16 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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17 */
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18 public class XYStyle implements Style {
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19
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20 private static Logger logger = Logger.getLogger(XYStyle.class);
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21
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22 protected Document theme;
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23
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24 protected XYLineAndShapeRenderer renderer;
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27 public XYStyle(Document theme) {
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28 this.theme = theme;
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29 this.renderer = null;
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30 }
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31
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32
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33 /**
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34 * Applies line color, size and type attributes to renderer, also
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35 * whether to draw lines and/or points.
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36 */
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37 @Override
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38 public XYLineAndShapeRenderer applyTheme(XYLineAndShapeRenderer r, int idx){
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39 this.renderer = r;
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40 applyLineColor(r, idx);
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41 applyLineSize(r, idx);
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42 applyLineType(r, idx);
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43 applyShowLine(r, idx);
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44 applyShowPoints(r, idx);
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45 applyPointSize(r, idx);
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46 applyPointColor(r, idx);
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47 applyShowMinimum(r, idx);
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48 applyShowMaximum(r, idx);
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49
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50 // Line label styles
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51 applyShowLineLabel(r, idx);
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52 applyShowLineLabelBG(r, idx);
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53 applyLineLabelFont(r, idx);
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54 applyLineLabelColor(r, idx);
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55 applyLineLabelBGColor(r, idx);
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56
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57 // Point label styles
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58 // TODO: Currently point label are annotations and are not drawn this way
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59 /*
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60 applyShowPointLabelBG(r, idx);
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61 applyLinePointFont(r, idx);
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62 applyLinePointColor(r, idx);
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63 applyLinePointBGColor(r, idx);*/
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64
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65 return r;
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66 }
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67
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68
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69 /** Set line color to renderer. */
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70 protected void applyLineColor(XYLineAndShapeRenderer r, int idx) {
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71 Color c = ThemeUtil.parseLineColorField(theme);
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72 if(c != null) {
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73 logger.debug("applyLineColor " + c.toString());
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74 r.setSeriesPaint(idx, c);
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75 }
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76 else {
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77 logger.warn("applyLineColor: color is null - malformed linecolor field?");
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78 }
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79 }
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80
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81
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82 /** Tells the renderer whether or not to add a label to a line. */
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83 protected void applyShowLineLabel(XYLineAndShapeRenderer r, int idx) {
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84 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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85 return;
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86 }
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87 boolean showLabelLine = ThemeUtil.parseShowLineLabel(theme);
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88 boolean anyLabel = showLabelLine || ThemeUtil.parseShowWidth(theme) ||
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89 ThemeUtil.parseShowLevel(theme) ||
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90 ThemeUtil.parseShowMiddleHeight(theme);
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91 ((EnhancedLineAndShapeRenderer)r).setShowLineLabel(anyLabel, idx);
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92 }
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93
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94
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95 /** Tells the renderer whether or not to fill the bg of a lines label. */
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96 protected void applyShowLineLabelBG(XYLineAndShapeRenderer r, int idx) {
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97 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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98 return;
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99 }
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100 boolean showLabelLine = ThemeUtil.parseLabelShowBackground(theme);
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101 ((EnhancedLineAndShapeRenderer)r).setShowLineLabelBG(idx, showLabelLine);
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102 }
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103
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104 /** Tell the renderer which font (and -size and -style) to use for
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105 * linelabels. */
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106 protected void applyLineLabelFont(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).setLineLabelFont(
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111 ThemeUtil.parseTextFont(theme), idx);
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112 }
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113
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114 /** Tell the renderer which color to use for
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115 * linelabels. */
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116 protected void applyLineLabelColor(XYLineAndShapeRenderer r, int idx) {
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117 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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118 return;
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119 }
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120 ((EnhancedLineAndShapeRenderer)r).setLineLabelTextColor(
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121 idx, ThemeUtil.parseTextColor(theme));
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122 }
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123
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124 /** Tell the renderer which color to use for bg of
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125 * linelabels. */
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126 protected void applyLineLabelBGColor(XYLineAndShapeRenderer r, int idx) {
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127 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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128 return;
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129 }
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130 ((EnhancedLineAndShapeRenderer)r).setLineLabelBGColor(idx,
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Christian Lins <christian.lins@intevation.de>
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131 ThemeUtil.parseTextBackground(theme));
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132 }
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133
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134 /** Set stroke of series. */
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135 protected void applyLineSize(XYLineAndShapeRenderer r, int idx) {
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136 int size = ThemeUtil.parseLineWidth(theme);
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137 r.setSeriesStroke(
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138 idx,
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139 new BasicStroke(size));
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140 }
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141
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142
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143 /** Set stroke strength of series. */
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144 protected void applyLineType(XYLineAndShapeRenderer r, int idx) {
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145 int size = ThemeUtil.parseLineWidth(theme);
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146 float[] dashes = ThemeUtil.parseLineStyle(theme);
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147
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148 // Do not apply the dashed style.
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149 if (dashes.length <= 1) {
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150 return;
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151 }
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152
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153 r.setSeriesStroke(
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154 idx,
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155 new BasicStroke(size,
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156 BasicStroke.CAP_BUTT,
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157 BasicStroke.JOIN_ROUND,
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158 1.0f,
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159 dashes,
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160 0.0f));
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161 }
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162
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163
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164 protected void applyPointSize(XYLineAndShapeRenderer r, int idx) {
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165 int size = ThemeUtil.parsePointWidth(theme);
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166 int dim = 2 * size;
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167
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168 r.setSeriesShape(idx, new Ellipse2D.Double(-size, -size, dim, dim));
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169 }
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170
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171
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172 protected void applyPointColor(XYLineAndShapeRenderer r, int idx) {
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173 Color c = ThemeUtil.parsePointColor(theme);
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174
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175 if (c != null) {
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176 r.setSeriesFillPaint(idx, c);
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177 r.setUseFillPaint(true);
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178 r.setDrawOutlines(false);
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179 }
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180 }
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181
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182
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183 /**
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184 * Sets form and visibility of points.
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185 */
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186 protected void applyShowPoints(XYLineAndShapeRenderer r, int idx) {
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187 boolean show = ThemeUtil.parseShowPoints(theme);
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188
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189 r.setSeriesShapesVisible(idx, show);
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190 r.setDrawOutlines(true);
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191 }
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192
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193
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194 protected void applyShowLine(XYLineAndShapeRenderer r, int idx) {
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195 boolean show = ThemeUtil.parseShowLine(theme);
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196 r.setSeriesLinesVisible(idx, show);
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197 }
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198
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199
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200 protected void applyShowMinimum(XYLineAndShapeRenderer r, int idx) {
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201 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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202 return;
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203 }
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204
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205 boolean visible = ThemeUtil.parseShowMinimum(theme);
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206
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207 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
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208 er.setIsMinimumShapeVisisble(idx, visible);
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209 }
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210
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211
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212 protected void applyShowMaximum(XYLineAndShapeRenderer r, int idx) {
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213 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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214 return;
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215 }
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216
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217 boolean visible = ThemeUtil.parseShowMaximum(theme);
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218
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219 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
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220 er.setIsMaximumShapeVisible(idx, visible);
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221 }
3134
5a0aef74c316 Use different stylings for real and interpolated data points.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 3090
diff changeset
222
5a0aef74c316 Use different stylings for real and interpolated data points.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 3090
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223
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Christian Lins <christian.lins@intevation.de>
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diff changeset
224 @Override
3134
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225 public XYLineAndShapeRenderer getRenderer() {
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226 return this.renderer;
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227 }
2321
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228 }
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229 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org