root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / symbols / MultiLayerFillSymbol.java @ 10994
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1 | 10679 | jaume | /* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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2 | *
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3 | * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
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4 | *
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5 | * This program is free software; you can redistribute it and/or
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6 | * modify it under the terms of the GNU General Public License
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7 | * as published by the Free Software Foundation; either version 2
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8 | * of the License, or (at your option) any later version.
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9 | *
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10 | * This program is distributed in the hope that it will be useful,
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | * GNU General Public License for more details.
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14 | *
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15 | * You should have received a copy of the GNU General Public License
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16 | * along with this program; if not, write to the Free Software
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17 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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18 | *
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19 | * For more information, contact:
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20 | *
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21 | * Generalitat Valenciana
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22 | * Conselleria d'Infraestructures i Transport
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23 | * Av. Blasco Ib??ez, 50
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24 | * 46010 VALENCIA
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25 | * SPAIN
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26 | *
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27 | * +34 963862235
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28 | * gvsig@gva.es
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29 | * www.gvsig.gva.es
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30 | *
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31 | * or
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32 | *
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33 | * IVER T.I. S.A
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34 | * Salamanca 50
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35 | * 46005 Valencia
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36 | * Spain
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37 | *
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38 | * +34 963163400
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39 | * dac@iver.es
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40 | */
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41 | |||
42 | /* CVS MESSAGES:
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43 | *
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44 | * $Id$
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45 | * $Log$
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46 | 10977 | jaume | * Revision 1.5 2007-03-29 16:02:01 jaume
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47 | * *** empty log message ***
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48 | *
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49 | * Revision 1.4 2007/03/26 14:25:29 jaume
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50 | 10902 | jaume | * implemented Print
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51 | *
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52 | * Revision 1.3 2007/03/13 16:58:36 jaume
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53 | 10739 | jaume | * Added QuantityByCategory (Multivariable legend) and some bugfixes in symbols
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54 | *
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55 | * Revision 1.2 2007/03/09 11:20:57 jaume
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56 | 10679 | jaume | * Advanced symbology (start committing)
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57 | *
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58 | * Revision 1.1.2.3 2007/02/21 16:09:02 jaume
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59 | * *** empty log message ***
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60 | *
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61 | * Revision 1.1.2.2 2007/02/21 07:34:09 jaume
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62 | * labeling starts working
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63 | *
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64 | * Revision 1.1.2.1 2007/02/16 10:54:12 jaume
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65 | * multilayer splitted to multilayerline, multilayermarker,and multilayerfill
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66 | *
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67 | *
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68 | */
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69 | package com.iver.cit.gvsig.fmap.core.symbols; |
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70 | |||
71 | import java.awt.Color; |
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72 | import java.awt.Graphics2D; |
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73 | import java.awt.Rectangle; |
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74 | import java.awt.Shape; |
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75 | import java.awt.geom.AffineTransform; |
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76 | import java.util.ArrayList; |
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77 | |||
78 | import javax.print.attribute.PrintRequestAttributeSet; |
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79 | |||
80 | import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
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81 | import com.iver.cit.gvsig.fmap.core.FShape; |
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82 | import com.iver.cit.gvsig.fmap.core.IGeometry; |
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83 | import com.iver.cit.gvsig.fmap.core.SymbologyFactory; |
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84 | import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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85 | import com.iver.utiles.XMLEntity; |
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86 | |||
87 | public class MultiLayerFillSymbol extends AbstractSymbol implements IFillSymbol, IMultiLayerSymbol{ |
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88 | 10739 | jaume | private static final double OPACITY_SELECTION_FACTOR = .8; |
89 | 10679 | jaume | private IFillSymbol[] layers = new IFillSymbol[0]; |
90 | private MultiLayerFillSymbol selectionSymbol;
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91 | private Object symbolType; |
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92 | |||
93 | public Color getFillColor() { |
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94 | /*
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95 | * a multilayer symbol does not define any color, the color
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96 | * of each layer is defined by the layer itself
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97 | */
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98 | return null; |
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99 | } |
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100 | |||
101 | public int getOnePointRgb() { |
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102 | // will paint only the last layer pixel
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103 | return layers[layers.length-1].getOnePointRgb(); |
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104 | } |
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105 | |||
106 | public ILineSymbol getOutline() {
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107 | /*
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108 | * a multilayer symbol does not define any outline, the outline
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109 | * of each layer is defined by the layer it self
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110 | */
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111 | return null; |
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112 | } |
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113 | |||
114 | public boolean isSuitableFor(IGeometry geom) { |
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115 | return geom.getGeometryType() == FShape.POLYGON;
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116 | } |
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117 | |||
118 | public void setFillColor(Color color) { |
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119 | /*
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120 | * Will apply the color to each layer
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121 | */
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122 | for (int i = 0; i < layers.length; i++) { |
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123 | layers[i].setFillColor(color); |
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124 | } |
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125 | } |
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126 | |||
127 | public void setOutline(ILineSymbol outline) { |
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128 | for (int i = 0; i < layers.length; i++) { |
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129 | layers[i].setOutline(null);
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130 | } |
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131 | layers[layers.length-1].setOutline(outline);
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132 | } |
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133 | |||
134 | public void draw(Graphics2D g, AffineTransform affineTransform, FShape shp) { |
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135 | for (int i = 0; i < layers.length; i++) { |
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136 | layers[i].draw(g, affineTransform, shp); |
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137 | } |
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138 | } |
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139 | |||
140 | public void drawInsideRectangle(Graphics2D g, |
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141 | AffineTransform scaleInstance, Rectangle r) { |
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142 | for (int i = 0; i < layers.length; i++) { |
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143 | layers[i].drawInsideRectangle(g, scaleInstance, r); |
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144 | } |
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145 | } |
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146 | |||
147 | public int getPixExtentPlus(Graphics2D g, AffineTransform affineTransform, |
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148 | Shape shp) {
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149 | // TODO Implement it
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150 | throw new Error("Not yet implemented!"); |
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151 | |||
152 | } |
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153 | |||
154 | public ISymbol getSymbolForSelection() {
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155 | if (selectionSymbol == null) { |
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156 | selectionSymbol = new MultiLayerFillSymbol();
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157 | selectionSymbol.setDescription(getDescription()); |
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158 | selectionSymbol.symbolType = symbolType; |
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159 | for (int i = 0; i < layers.length; i++) { |
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160 | selectionSymbol.addLayer(layers[i].getSymbolForSelection()); |
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161 | } |
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162 | SimpleFillSymbol selLayer = new SimpleFillSymbol();
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163 | 10739 | jaume | Color c = FSymbol.getSelectionColor();
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164 | c = new Color( |
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165 | c.getRed(), |
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166 | c.getGreen(), |
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167 | c.getBlue(), |
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168 | (int) (255*OPACITY_SELECTION_FACTOR)); |
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169 | selLayer.setFillColor(c); |
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170 | 10679 | jaume | selLayer.setOutline(getOutline()); |
171 | selectionSymbol.addLayer(selLayer); |
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172 | } |
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173 | return selectionSymbol;
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174 | |||
175 | } |
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176 | |||
177 | |||
178 | public int getSymbolType() { |
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179 | return FShape.POLYGON;
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180 | } |
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181 | |||
182 | public XMLEntity getXMLEntity() {
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183 | XMLEntity xml = new XMLEntity();
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184 | xml.putProperty("className", getClassName());
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185 | xml.putProperty("desc", getDescription());
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186 | xml.putProperty("isShapeVisible", isShapeVisible());
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187 | for (int i = 0; i < layers.length; i++) { |
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188 | xml.addChild(layers[i].getXMLEntity()); |
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189 | } |
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190 | return xml;
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191 | } |
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192 | |||
193 | public void setPrintingProperties(PrintRequestAttributeSet printProperties) { |
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194 | // TODO Implement it
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195 | throw new Error("Not yet implemented!"); |
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196 | |||
197 | } |
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198 | |||
199 | public String getClassName() { |
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200 | return getClass().getName();
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201 | } |
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202 | |||
203 | public void setXMLEntity(XMLEntity xml) { |
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204 | setIsShapeVisible(xml.getBooleanProperty("isShapeVisible"));
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205 | setDescription(xml.getStringProperty("desc"));
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206 | layers = new IFillSymbol[xml.getChildrenCount()];
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207 | for (int i = 0; i < layers.length; i++) { |
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208 | layers[i] = (IFillSymbol) SymbologyFactory.createSymbolFromXML(xml.getChild(i), "layer" + i);
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209 | } |
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210 | } |
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211 | |||
212 | 10902 | jaume | public void print(Graphics2D g, AffineTransform at, FShape shape, PrintRequestAttributeSet properties) |
213 | 10679 | jaume | throws ReadDriverException {
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214 | 10902 | jaume | for (int i = 0; i < layers.length; i++) { |
215 | layers[i].print(g, at, shape, properties); |
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216 | } |
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217 | 10679 | jaume | } |
218 | |||
219 | public void setLayer(int index, ISymbol layer) throws IndexOutOfBoundsException { |
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220 | layers[index] = (IFillSymbol) layer; |
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221 | } |
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222 | |||
223 | public void swapLayers(int index1, int index2) { |
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224 | ISymbol aux1 = getLayer(index1), aux2 = getLayer(index2); |
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225 | layers[index2] = (IFillSymbol) aux1; |
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226 | layers[index1] = (IFillSymbol) aux2; |
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227 | } |
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228 | |||
229 | public ISymbol getLayer(int layerIndex) { |
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230 | try{
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231 | return layers[layerIndex];
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232 | } catch (Exception e) { |
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233 | return null; |
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234 | } |
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235 | } |
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236 | |||
237 | public int getLayerCount() { |
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238 | return layers.length;
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239 | } |
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240 | |||
241 | public void addLayer(ISymbol newLayer) { |
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242 | if (newLayer == null) return; |
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243 | |||
244 | selectionSymbol = null; /* forces the selection symbol to be re-created |
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245 | * next time it is required
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246 | */
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247 | int size = layers.length+1; |
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248 | IFillSymbol[] newLayers = new IFillSymbol[size]; |
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249 | for (int i = 0; i < newLayers.length-1; i++) { |
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250 | newLayers[i] = layers[i]; |
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251 | } |
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252 | newLayers[size-1] = (IFillSymbol) newLayer;
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253 | layers = newLayers; |
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254 | } |
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255 | |||
256 | public void addLayer(ISymbol newLayer, int layerIndex) throws IndexOutOfBoundsException { |
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257 | 10977 | jaume | if (newLayer == null )/*|| newLayer instanceof ILabelStyle)*/ return; // null or symbols that are styles are not allowed |
258 | 10679 | jaume | |
259 | selectionSymbol = null; /* forces the selection symbol to be re-created |
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260 | * next time it is required
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261 | */
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262 | if (layerIndex < 0 || layers.length < layerIndex) |
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263 | throw new IndexOutOfBoundsException(layerIndex+" < 0 or "+layerIndex+" > "+layers.length); |
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264 | ArrayList newLayers = new ArrayList(); |
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265 | for (int i = 0; i < layers.length; i++) { |
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266 | newLayers.add(layers[i]); |
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267 | } |
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268 | newLayers.add(layerIndex, newLayer); |
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269 | layers = (IFillSymbol[]) newLayers.toArray(new IFillSymbol[0]); |
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270 | } |
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271 | |||
272 | public boolean removeLayer(ISymbol layer) { |
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273 | |||
274 | int capacity = 0; |
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275 | capacity = layers.length; |
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276 | ArrayList lst = new ArrayList(capacity); |
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277 | for (int i = 0; i < capacity; i++) { |
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278 | lst.add(layers[i]); |
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279 | } |
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280 | boolean contains = lst.remove(layer);
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281 | layers = (IFillSymbol[])lst.toArray(new IFillSymbol[0]); |
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282 | return contains;
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283 | } |
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284 | |||
285 | public int getFillAlpha() { |
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286 | // will compute the acumulated opacity
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287 | double myAlpha = 0; |
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288 | for (int i = 0; i < layers.length; i++) { |
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289 | double layerAlpha = layers[i].getFillAlpha()/255D; |
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290 | myAlpha += (1-myAlpha)*layerAlpha;
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291 | } |
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292 | int result = (int) Math.round(myAlpha * 255); |
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293 | return (result>255) ? 255 : result; |
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294 | } |
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295 | |||
296 | } |