Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StyledAreaSeriesCollection.java @ 2155:8c9c40459d8f

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Respect rivers flow direction when looking for hyk-formations. flys-artifacts/trunk@3738 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 20 Jan 2012 09:38:43 +0000
parents a026d005accd
children 6da7e064ae90
rev   line source
2074
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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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
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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39 /**
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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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
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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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
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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60 /**
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61 * Applies line color, size and type attributes to renderer, also
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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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