Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/StyledAreaSeriesCollection.java @ 4204:9f9843491ac4

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Only create the GaugeTree and RiverInfoPanel once This fixes resizing issues when changing the river. SmartGWT is not able to recalculate the height and width if a GWT widget is inserted later. Every attempt to call a recalculation manually did fail. Fix for flys/issue925 (W-INFO / Pegel-Info-Modul / Zeile Gewässer-INFOS)
author Björn Ricks <bjoern.ricks@intevation.de>
date Mon, 22 Oct 2012 15:29:56 +0200
parents 940cd2ef149f
children e8a4d2fd25cc
rev   line source
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a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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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.Stroke;
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6
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7 import org.jfree.data.xy.XYSeriesCollection;
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8 import org.w3c.dom.Document;
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9
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10 import de.intevation.flys.themes.ThemeAccess;
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11 import de.intevation.flys.utils.ThemeUtil;
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12
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13
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14 /**
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15 * One or more dataseries to draw a polygon (either "open up/downwards", or
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16 * the area between two curves), a theme-document and further display options.
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17 * The theme-document will later "style" the graphical representation.
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18 * The display options can be used to control the z-order and the axis of the
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19 * dataset.
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20 */
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21 public class StyledAreaSeriesCollection extends XYSeriesCollection {
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22 private static final long serialVersionUID = 5274940965666948237L;
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23
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24 /** Mode, how to draw/which areas to fill. */
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25 public enum FILL_MODE {UNDER, ABOVE, BETWEEN};
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26
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27 /** MODE in use. */
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28 protected FILL_MODE mode;
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29
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30 /** The theme-document with attributes about actual visual representation. */
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31 protected Document theme;
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32
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33
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34 /**
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35 * @param theme the theme-document.
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36 */
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37 public StyledAreaSeriesCollection(Document theme) {
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38 this.theme = theme;
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39 this.mode = FILL_MODE.BETWEEN;
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40 }
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41
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42
a026d005accd Moved JFreeChart specific classes to de.intevation.flys.jfree and added required imports.
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43 /** Gets the Fill mode. */
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44 public FILL_MODE getMode() {
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45 return this.mode;
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46 }
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47
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48
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49 /** Sets the Fill mode. */
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50 public void setMode(FILL_MODE fMode) {
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51 this.mode = fMode;
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52 }
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53
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54
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55 /**
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56 * Applies line color, size and type attributes to renderer, also
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57 * whether to draw lines and/or points.
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58 * @param renderer Renderer to apply theme to.
2a8919e0ed28 Cosmetics, doc.
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59 * @return \param renderer
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60 */
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61 public StableXYDifferenceRenderer applyTheme(
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62 StableXYDifferenceRenderer renderer
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63 ) {
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64 applyFillColor(renderer);
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65 applyShowShape(renderer);
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66 applyOutlineColor(renderer);
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67 applyOutlineStyle(renderer);
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68 applyShowArea(renderer);
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69 if (mode == FILL_MODE.UNDER) {
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70 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_NEGATIVE_AREA);
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71 }
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72 else if (mode == FILL_MODE.ABOVE) {
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73 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_POSITIVE_AREA);
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74 }
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75 else {
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76 renderer.setAreaCalculationMode(StableXYDifferenceRenderer.CALCULATE_ALL_AREA);
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77 }
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78
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79 // Apply text style.
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80 new ThemeAccess(theme).parseTextStyle().apply(renderer);
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81 return renderer;
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82 }
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83
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85 protected void applyFillColor(StableXYDifferenceRenderer renderer) {
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86 Color paint = ThemeUtil.parseColor(
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87 ThemeUtil.getBackgroundColorString(theme));
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88
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89 int transparency = ThemeUtil.parseTransparency(theme);
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90 if (transparency > 0) {
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91 paint = new Color(
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92 paint.getRed(),
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93 paint.getGreen(),
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94 paint.getBlue(),
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95 (int)((100 - transparency) * 2.55f));
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96 }
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97
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98 if (paint != null && this.getMode() == FILL_MODE.ABOVE) {
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99 renderer.setPositivePaint(paint);
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100 renderer.setNegativePaint(new Color(0,0,0,0));
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101 }
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102 else if (paint != null && this.getMode() == FILL_MODE.UNDER) {
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103 renderer.setNegativePaint(paint);
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104 renderer.setPositivePaint(new Color(0,0,0,0));
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105 }
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106 else {
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107 if (paint == null)
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108 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 protected void applyShowShape(StableXYDifferenceRenderer renderer) {
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116 boolean show = ThemeUtil.parseShowBorder(theme);
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117 renderer.setDrawOutline(show);
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118 }
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119
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120
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121 protected void applyShowLine(StableXYDifferenceRenderer renderer) {
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122 boolean show = ThemeUtil.parseShowLine(theme);
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123 renderer.setShapesVisible(show);
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124 }
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125
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126
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127 protected void applyOutlineColor(StableXYDifferenceRenderer renderer) {
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128 Color c = ThemeUtil.parseLineColorField(theme);
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129 renderer.setOutlinePaint(c);
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130 }
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131
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132 protected void applyOutlineWidth(StableXYDifferenceRenderer renderer) {
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133 int size = ThemeUtil.parseLineWidth(theme);
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134 }
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135
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136 /** Inform renderer whether it should draw a label. */
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137 protected void applyShowArea(StableXYDifferenceRenderer renderer) {
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138 renderer.setLabelArea(ThemeUtil.parseShowArea(theme));
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139 }
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140
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141 protected void applyOutlineStyle(StableXYDifferenceRenderer renderer) {
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142 float[] dashes = ThemeUtil.parseLineStyle(theme);
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143 int size = ThemeUtil.parseLineWidth(theme);
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144
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145 Stroke stroke = null;
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146
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147 if (dashes.length <= 1) {
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148 stroke = new BasicStroke(Integer.valueOf(size));
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149 }
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150 else {
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151 stroke = new BasicStroke(Integer.valueOf(size),
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152 BasicStroke.CAP_BUTT,
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153 BasicStroke.JOIN_ROUND,
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154 1.0f,
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155 dashes,
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156 0.0f);
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157 }
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158
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159 renderer.setOutlineStroke(stroke);
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160 }
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161 }
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162 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org