Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/jfree/StyledAreaSeriesCollection.java @ 7119:988dde49ae65

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Fix area label rendering. Previously the showarealabel setting was neither parsed nor used to decide if the arealabel should be drawn. It is mostly off but enabled for Cross Sections. It is now also shown in the style editors in case someone got used to it ;)
author Andre Heinecke <aheinecke@intevation.de>
date Tue, 24 Sep 2013 18:13:51 +0200
parents 819481cc9195
children 5e38e2924c07
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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bd047b71ab37 Repaired internal references
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9 package org.dive4elements.river.jfree;
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10
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11 import java.awt.BasicStroke;
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12 import java.awt.Color;
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13 import java.awt.Stroke;
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14
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15 import org.jfree.data.xy.XYSeriesCollection;
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16
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17 import org.dive4elements.river.themes.ThemeDocument;
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18
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19 /**
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20 * One or more dataseries to draw a polygon (either "open up/downwards", or
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21 * the area between two curves), a theme-document and further display options.
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22 * The theme-document will later "style" the graphical representation.
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23 * The display options can be used to control the z-order and the axis of the
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24 * dataset.
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25 */
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26 public class StyledAreaSeriesCollection extends XYSeriesCollection {
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27 private static final long serialVersionUID = 5274940965666948237L;
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28
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29 /** Mode, how to draw/which areas to fill. */
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30 public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
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31
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32 /** MODE in use. */
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33 protected FILL_MODE mode;
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34
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35 /** The theme-document with attributes about actual visual representation. */
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36 protected ThemeDocument theme;
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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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1b35b2ddfc28 Artifacts: Introduce ThemeDocument & make stuff compileable again. THIS BREAKS THE SYSTEM! TODO: Move ThemeUtils into ThemeDocument.
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parents: 5994
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42 public StyledAreaSeriesCollection(ThemeDocument 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 * @param renderer Renderer to apply theme to.
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64 * @return \param renderer
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65 */
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66 public StableXYDifferenceRenderer applyTheme(
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67 StableXYDifferenceRenderer renderer
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68 ) {
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69 applyFillColor(renderer);
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70 applyShowShape(renderer);
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71 applyOutlineColor(renderer);
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72 applyOutlineStyle(renderer);
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73 applyShowAreaLabel(renderer);
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74 if (mode == FILL_MODE.UNDER) {
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75 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_NEGATIVE_AREA);
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76 }
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77 else if (mode == FILL_MODE.ABOVE) {
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78 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_POSITIVE_AREA);
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79 }
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80 else {
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81 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_ALL_AREA);
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82 }
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83
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84 // Apply text style.
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85 theme.parseComplexTextStyle().apply(renderer);
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86 return renderer;
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87 }
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88
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89
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90 protected void applyFillColor(StableXYDifferenceRenderer renderer) {
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91 Color paint = theme.parseAreaBackgroundColor();
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92
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93 int transparency = theme.parseAreaTransparency();
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94 if (transparency > 0 && paint != null) {
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95 paint = new Color(
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96 paint.getRed(),
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97 paint.getGreen(),
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98 paint.getBlue(),
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99 (int)((100 - transparency) * 2.55f));
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100 }
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101
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102 if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
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103 renderer.setPositivePaint(paint);
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104 renderer.setNegativePaint(new Color(0,0,0,0));
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105 }
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106 else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
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107 renderer.setNegativePaint(paint);
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108 renderer.setPositivePaint(new Color(0,0,0,0));
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109 }
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110 else {
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111 if (paint == null)
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112 paint = new Color(177, 117, 102);
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113 renderer.setPositivePaint(paint);
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114 renderer.setNegativePaint(paint);
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115 }
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116 }
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117
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118
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119 protected void applyShowShape(StableXYDifferenceRenderer renderer) {
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120 boolean show = theme.parseAreaShowBorder();
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121 renderer.setDrawOutline(show);
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122 }
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123
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124
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125 protected void applyShowLine(StableXYDifferenceRenderer renderer) {
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126 boolean show = theme.parseShowLine();
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127 renderer.setShapesVisible(show);
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128 }
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129
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130
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131 protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
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132 Color c = theme.parseLineColorField();
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133 renderer.setOutlinePaint(c);
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134 }
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135
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136 protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
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137 // int size = theme.parseLineWidth();
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138 // XXX: Why is this not set?
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139 }
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140
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141 /** Inform renderer whether it should draw a label. */
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142 protected void applyShowAreaLabel(StableXYDifferenceRenderer renderer) {
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143 renderer.setLabelArea(theme.parseShowAreaLabel());
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144 }
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145
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146 protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
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147 float[] dashes = theme.parseLineStyle();
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148 int size = theme.parseLineWidth();
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149
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150 Stroke stroke = null;
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151
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152 if (dashes.length <= 1) {
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153 stroke = new BasicStroke(Integer.valueOf(size));
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154 }
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155 else {
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156 stroke = new BasicStroke(Integer.valueOf(size),
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157 BasicStroke.CAP_BUTT,
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158 BasicStroke.JOIN_ROUND,
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159 1.0f,
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160 dashes,
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161 0.0f);
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162 }
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163
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164 renderer.setOutlineStroke(stroke);
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165 }
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166 }
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167 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org