Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/XYStyle.java @ 3134:5a0aef74c316

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Use different stylings for real and interpolated data points. flys-artifacts/trunk@4741 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Thu, 21 Jun 2012 13:15:48 +0000
parents 22def36d37b7
children 74c974b10c75
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
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8 import org.w3c.dom.Document;
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9
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10 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
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11
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12 import de.intevation.flys.utils.ThemeUtil;
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13
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14
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15 /**
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16 * Utility to apply theme-settings to a renderer.
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17 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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18 */
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19 public class XYStyle implements Style {
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20
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21 protected Document theme;
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22
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23 protected XYLineAndShapeRenderer renderer;
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24
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25 public XYStyle(Document theme) {
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26 this.theme = theme;
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27 this.renderer = null;
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28 }
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29
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30
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31 /**
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32 * Applies line color, size and type attributes to renderer, also
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33 * whether to draw lines and/or points.
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34 */
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35 public XYLineAndShapeRenderer applyTheme(XYLineAndShapeRenderer r, int idx){
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36 this.renderer = r;
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37 applyLineColor(r, idx);
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38 applyLineSize(r, idx);
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39 applyLineType(r, idx);
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40 applyShowLine(r, idx);
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41 applyShowPoints(r, idx);
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42 applyPointSize(r, idx);
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43 applyPointColor(r, idx);
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44 applyShowMinimum(r, idx);
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45 applyShowMaximum(r, idx);
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46 applyShowLineLabel(r, idx);
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47 applyLineLabelFont(r, idx);
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48 applyLineLabelColor(r, idx);
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49 applyShowLineLabelBG(r, idx);
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50 applyLineLabelBGColor(r, idx);
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51
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52 return r;
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53 }
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54
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55
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56 /** Set line color to renderer. */
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57 protected void applyLineColor(XYLineAndShapeRenderer r, int idx) {
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58 Color c = ThemeUtil.parseLineColorField(theme);
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59 r.setSeriesPaint(idx, c);
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60 }
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61
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62
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63 /** Tells the renderer whether or not to add a label to a line. */
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64 protected void applyShowLineLabel(XYLineAndShapeRenderer r, int idx) {
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65 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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66 return;
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67 }
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68 boolean showLabelLine = ThemeUtil.parseShowLineLabel(theme);
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69 ((EnhancedLineAndShapeRenderer)r).setShowLineLabel(showLabelLine, idx);
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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 fill the bg of a lines label. */
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74 protected void applyShowLineLabelBG(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.parseShowLineLabelBG(theme);
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79 ((EnhancedLineAndShapeRenderer)r).setShowLineLabelBG(idx, showLabelLine);
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80 }
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81
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82 /** Tell the renderer which font (and -size and -style) to use for
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83 * linelabels. */
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84 protected void applyLineLabelFont(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 ((EnhancedLineAndShapeRenderer)r).setLineLabelFont(ThemeUtil.parseLineLabelFont(theme), idx);
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89 }
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90
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91 /** Tell the renderer which color to use for
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92 * linelabels. */
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93 protected void applyLineLabelColor(XYLineAndShapeRenderer r, int idx) {
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94 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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95 return;
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96 }
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97 ((EnhancedLineAndShapeRenderer)r).setLineLabelTextColor(idx, ThemeUtil.parseLineLabelTextColor(theme));
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98 }
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99
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100 /** Tell the renderer which color to use for bg of
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101 * linelabels. */
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102 protected void applyLineLabelBGColor(XYLineAndShapeRenderer r, int idx) {
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103 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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104 return;
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105 }
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106 ((EnhancedLineAndShapeRenderer)r).setLineLabelBGColor(idx,
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107 ThemeUtil.parseLineLabelBGColor(theme));
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108 }
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109
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110 /** Set stroke of series. */
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111 protected void applyLineSize(XYLineAndShapeRenderer r, int idx) {
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112 int size = ThemeUtil.parseLineWidth(theme);
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113 r.setSeriesStroke(
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114 idx,
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115 new BasicStroke(Integer.valueOf(size)));
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116 }
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117
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118
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119 /** Set stroke strength of series. */
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120 protected void applyLineType(XYLineAndShapeRenderer r, int idx) {
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121 int size = ThemeUtil.parseLineWidth(theme);
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122 float[] dashes = ThemeUtil.parseLineStyle(theme);
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123
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124 // Do not apply the dashed style.
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125 if (dashes.length <= 1) {
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126 return;
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127 }
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128
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129 r.setSeriesStroke(
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130 idx,
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131 new BasicStroke(Integer.valueOf(size),
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132 BasicStroke.CAP_BUTT,
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133 BasicStroke.JOIN_ROUND,
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134 1.0f,
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135 dashes,
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136 0.0f));
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137 }
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138
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139
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140 protected void applyPointSize(XYLineAndShapeRenderer r, int idx) {
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141 int size = ThemeUtil.parsePointWidth(theme);
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142 int dim = 2 * size;
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143
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144 r.setSeriesShape(idx, new Ellipse2D.Double(-size, -size, dim, dim));
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145 }
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146
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147
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148 protected void applyPointColor(XYLineAndShapeRenderer r, int idx) {
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149 Color c = ThemeUtil.parsePointColor(theme);
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150
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151 if (c != null) {
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152 r.setSeriesFillPaint(idx, c);
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153 r.setUseFillPaint(true);
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154 r.setDrawOutlines(false);
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155 }
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156 }
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157
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158
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159 /**
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160 * Sets form and visibility of points.
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161 */
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162 protected void applyShowPoints(XYLineAndShapeRenderer r, int idx) {
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163 boolean show = ThemeUtil.parseShowPoints(theme);
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164
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165 r.setSeriesShapesVisible(idx, show);
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166 r.setDrawOutlines(true);
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167 }
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168
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169
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170 protected void applyShowLine(XYLineAndShapeRenderer r, int idx) {
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171 boolean show = ThemeUtil.parseShowLine(theme);
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172 r.setSeriesLinesVisible(idx, show);
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173 }
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174
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175
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176 protected void applyShowMinimum(XYLineAndShapeRenderer r, int idx) {
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177 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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178 return;
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179 }
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180
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181 boolean visible = ThemeUtil.parseShowMinimum(theme);
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182
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183 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
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184 er.setIsMinimumShapeVisisble(idx, visible);
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185 }
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186
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187
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188 protected void applyShowMaximum(XYLineAndShapeRenderer r, int idx) {
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189 if (!(r instanceof EnhancedLineAndShapeRenderer)) {
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190 return;
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191 }
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192
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193 boolean visible = ThemeUtil.parseShowMaximum(theme);
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194
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195 EnhancedLineAndShapeRenderer er = (EnhancedLineAndShapeRenderer) r;
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196 er.setIsMaximumShapeVisible(idx, visible);
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197 }
3134
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198
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199
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200 public XYLineAndShapeRenderer getRenderer() {
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201 return this.renderer;
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202 }
2321
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203 }
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204 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org