Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StyledAreaSeriesCollection.java @ 2089:0da8874bd378

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Added initial state to map artifact to be able to advance and step back. The map artifact overrides describe() to have the complete UI information in the describe response document. flys-artifacts/trunk@3613 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Fri, 06 Jan 2012 12:02:10 +0000
parents a026d005accd
children 6da7e064ae90
rev   line source
2074
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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parents:
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1 package de.intevation.flys.jfree;
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2
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3 import java.awt.Color;
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4 import java.awt.Stroke;
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5 import java.awt.BasicStroke;
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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.data.xy.XYSeriesCollection;
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12
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13 import de.intevation.flys.utils.ThemeUtil;
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14 import de.intevation.flys.jfree.StableXYDifferenceRenderer;
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15
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16
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17 /**
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18 * One or more dataseries to draw a polygon (either "open up/downwards", or
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19 * the area between two curves), a theme-document and further display options.
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20 * The theme-document will later "style" the graphical representation.
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21 * The display options can be used to control the z-order and the axis of the
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22 * dataset.
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23 */
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24 public class StyledAreaSeriesCollection extends XYSeriesCollection {
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25 /** Mode, how to draw/which areas to fill. */
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26 public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
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27
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28 /** MODE in use. */
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29 protected FILL_MODE mode;
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30
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31 /** The theme-document with attributes about actual visual representation. */
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32 protected Document theme;
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33
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34 /** Own logger. */
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35 private static final Logger logger =
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36 Logger.getLogger(StyledAreaSeriesCollection.class);
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37
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38
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39 /**
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40 * @param theme the theme-document.
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41 */
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42 public StyledAreaSeriesCollection(Document theme) {
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43 this.theme = theme;
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44 this.mode = FILL_MODE.BETWEEN;
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45 }
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46
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47
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48 /** Gets the Fill mode. */
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49 public FILL_MODE getMode() {
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50 return this.mode;
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51 }
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52
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53
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54 /** Sets the Fill mode. */
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55 public void setMode(FILL_MODE fMode) {
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56 this.mode = fMode;
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57 }
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58
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59
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60 /**
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61 * Applies line color, size and type attributes to renderer, also
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62 * whether to draw lines and/or points.
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63 */
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64 public StableXYDifferenceRenderer applyTheme(
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65 StableXYDifferenceRenderer renderer
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66 ) {
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67 applyFillColor(renderer);
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68 applyShowShape(renderer);
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69 applyOutlineColor(renderer);
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70 applyOutlineStyle(renderer);
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71
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72 return renderer;
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73 }
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74
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75
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76 /**
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77 * Blindly (for now) apply the postiviepaint of renderer.
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78 */
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79 protected void applyFillColor(StableXYDifferenceRenderer renderer) {
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80 // Get color.
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81 Color paint = ThemeUtil.parseFillColorField(theme);
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82 // Get half-transparency flag.
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83 if (ThemeUtil.parseTransparency(theme)) {
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84 paint = new Color(paint.getRed(), paint.getGreen(), paint.getBlue(),
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85 128);
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86 }
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87 if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
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88 renderer.setPositivePaint(paint);
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89 renderer.setNegativePaint(new Color(0,0,0,0));
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90 }
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91 else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
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92 renderer.setNegativePaint(paint);
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93 renderer.setPositivePaint(new Color(0,0,0,0));
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94 }
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95 else {
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96 if (paint == null) paint = new Color(177, 117, 102);
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97 renderer.setPositivePaint(paint);
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98 renderer.setNegativePaint(paint);
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99 }
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100 }
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101
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102 /**
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103 * Blindly (for now) apply the postiviepaint of renderer.
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104 */
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105 protected void applyShowShape(StableXYDifferenceRenderer renderer) {
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106 boolean show = ThemeUtil.parseShowBorder(theme);
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107 renderer.setDrawOutline(show);
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108 }
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109
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110 protected void applyShowLine(StableXYDifferenceRenderer renderer) {
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111 boolean show = ThemeUtil.parseShowLine(theme);
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112 renderer.setShapesVisible(show);
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113 }
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114
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115 /**
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116 *
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117 */
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118 protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
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119 Color c = ThemeUtil.parseLineColorField(theme);
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120 renderer.setOutlinePaint(c);
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121 }
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122
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123 protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
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124 int size = ThemeUtil.parseLineWidth(theme);
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125 }
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126
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127 protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
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128 float[] dashes = ThemeUtil.parseLineStyle(theme);
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129 int size = ThemeUtil.parseLineWidth(theme);
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130
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131 Stroke stroke = null;
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132
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133 if (dashes.length <= 1) {
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134 stroke = new BasicStroke(Integer.valueOf(size));
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135 }
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136 else {
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137 stroke = new BasicStroke(Integer.valueOf(size),
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138 BasicStroke.CAP_BUTT,
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139 BasicStroke.JOIN_ROUND,
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140 1.0f,
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141 dashes,
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142 0.0f);
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143 }
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144
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145 renderer.setOutlineStroke(stroke);
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146 }
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147 }
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148 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org