Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StyledAreaSeriesCollection.java @ 3404:d7b065b88f10

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Simplified code. flys-artifacts/trunk@5056 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Thu, 19 Jul 2012 09:11:56 +0000
parents 2a8919e0ed28
children cd5eb8f5f6f1
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
3227
ed07dd55f487 Fixed various bugs (package declarations, moved classes to correct places).
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3076
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3 import java.awt.BasicStroke;
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4 import java.awt.Color;
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parents:
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5 import java.awt.Stroke;
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6
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7 import org.apache.log4j.Logger;
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parents: 3076
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8 import org.jfree.data.xy.XYSeriesCollection;
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9 import org.w3c.dom.Document;
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10
3227
ed07dd55f487 Fixed various bugs (package declarations, moved classes to correct places).
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parents: 3076
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11 import de.intevation.flys.themes.ThemeAccess;
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12 import de.intevation.flys.utils.ThemeUtil;
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13
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14
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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15 /**
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16 * One or more dataseries to draw a polygon (either "open up/downwards", or
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parents:
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17 * the area between two curves), a theme-document and further display options.
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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parents:
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18 * The theme-document will later "style" the graphical representation.
3076
5642a83420f2 FLYS artifacts: Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 2667
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19 * The display options can be used to control the z-order and the axis of the
2074
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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parents:
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20 * dataset.
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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21 */
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22 public class StyledAreaSeriesCollection extends XYSeriesCollection {
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23 /** Mode, how to draw/which areas to fill. */
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24 public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
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25
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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26 /** MODE in use. */
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27 protected FILL_MODE mode;
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28
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29 /** The theme-document with attributes about actual visual representation. */
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30 protected Document theme;
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31
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32 /** Own logger. */
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33 private static final Logger logger =
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34 Logger.getLogger(StyledAreaSeriesCollection.class);
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35
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36
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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37 /**
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38 * @param theme the theme-document.
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39 */
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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40 public StyledAreaSeriesCollection(Document theme) {
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41 this.theme = theme;
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42 this.mode = FILL_MODE.BETWEEN;
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43 }
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44
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45
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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46 /** Gets the Fill mode. */
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47 public FILL_MODE getMode() {
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48 return this.mode;
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49 }
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50
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51
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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52 /** Sets the Fill mode. */
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53 public void setMode(FILL_MODE fMode) {
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54 this.mode = fMode;
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55 }
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56
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57
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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58 /**
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59 * 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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60 * whether to draw lines and/or points.
3395
2a8919e0ed28 Cosmetics, doc.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3227
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61 * @param renderer Renderer to apply theme to.
2a8919e0ed28 Cosmetics, doc.
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parents: 3227
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62 * @return \param renderer
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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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6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
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71 applyShowArea(renderer);
6da7e064ae90 Allow basic and styled area labels, yet on static position within plot.
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72 if (mode == FILL_MODE.UNDER) {
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73 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_NEGATIVE_AREA);
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parents: 2074
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74 }
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75 else if (mode == FILL_MODE.ABOVE) {
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76 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_POSITIVE_AREA);
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parents: 2074
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77 }
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78 else {
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79 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_ALL_AREA);
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80 }
2667
b75681c09ef8 Respect area label bg text style, draw label roughly at centroid of polygons (sofar, better but not yet good).
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81
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82 // Apply text style.
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83 new ThemeAccess(theme).parseTextStyle().apply(renderer);
2074
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84 return renderer;
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85 }
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86
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87
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88 /**
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89 * Blindly (for now) apply the postiviepaint of renderer.
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90 */
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91 protected void applyFillColor(StableXYDifferenceRenderer renderer) {
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92 // Get color.
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93 Color paint = ThemeUtil.parseFillColorField(theme);
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94 // Get half-transparency flag.
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95 if (ThemeUtil.parseTransparency(theme)) {
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96 paint = new Color(paint.getRed(), paint.getGreen(), paint.getBlue(),
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97 128);
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98 }
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99 if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
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100 renderer.setPositivePaint(paint);
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101 renderer.setNegativePaint(new Color(0,0,0,0));
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102 }
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103 else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
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104 renderer.setNegativePaint(paint);
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105 renderer.setPositivePaint(new Color(0,0,0,0));
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106 }
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107 else {
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108 if (paint == null) paint = new Color(177, 117, 102);
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109 renderer.setPositivePaint(paint);
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110 renderer.setNegativePaint(paint);
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111 }
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112 }
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113
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114 /**
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115 * Blindly (for now) apply the postiviepaint of renderer.
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116 */
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117 protected void applyShowShape(StableXYDifferenceRenderer renderer) {
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118 boolean show = ThemeUtil.parseShowBorder(theme);
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119 renderer.setDrawOutline(show);
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120 }
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121
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122
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123 protected void applyShowLine(StableXYDifferenceRenderer renderer) {
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124 boolean show = ThemeUtil.parseShowLine(theme);
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125 renderer.setShapesVisible(show);
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126 }
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127
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128
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129 protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
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130 Color c = ThemeUtil.parseLineColorField(theme);
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131 renderer.setOutlinePaint(c);
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132 }
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133
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134 protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
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135 int size = ThemeUtil.parseLineWidth(theme);
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136 }
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137
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138 /** Inform renderer whether it should draw a label. */
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139 protected void applyShowArea(StableXYDifferenceRenderer renderer) {
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140 renderer.setLabelArea(ThemeUtil.parseShowArea(theme));
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141 }
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142
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143 protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
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144 float[] dashes = ThemeUtil.parseLineStyle(theme);
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145 int size = ThemeUtil.parseLineWidth(theme);
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146
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147 Stroke stroke = null;
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148
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149 if (dashes.length <= 1) {
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150 stroke = new BasicStroke(Integer.valueOf(size));
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151 }
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152 else {
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153 stroke = new BasicStroke(Integer.valueOf(size),
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154 BasicStroke.CAP_BUTT,
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155 BasicStroke.JOIN_ROUND,
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156 1.0f,
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157 dashes,
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158 0.0f);
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159 }
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160
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161 renderer.setOutlineStroke(stroke);
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162 }
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163 }
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164 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org