svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.symbology / org.gvsig.symbology.lib / org.gvsig.symbology.lib.impl / src / main / java / org / gvsig / symbology / fmap / mapcontext / rendering / symbol / line / impl / SimpleLineSymbol.java @ 44545
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1 | 40560 | jjdelcerro | /**
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2 | * gvSIG. Desktop Geographic Information System.
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3 | 40435 | jjdelcerro | *
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4 | 40560 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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5 | *
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6 | 40435 | jjdelcerro | * This program is free software; you can redistribute it and/or
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7 | * modify it under the terms of the GNU General Public License
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8 | 40560 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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10 | 40560 | jjdelcerro | *
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11 | 40435 | jjdelcerro | * This program is distributed in the hope that it will be useful,
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | * GNU General Public License for more details.
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15 | 40560 | jjdelcerro | *
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16 | 40435 | jjdelcerro | * You should have received a copy of the GNU General Public License
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17 | * along with this program; if not, write to the Free Software
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18 | 40560 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 | 40435 | jjdelcerro | * MA 02110-1301, USA.
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20 | 40560 | jjdelcerro | *
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21 | * For any additional information, do not hesitate to contact us
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22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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23 | 40435 | jjdelcerro | */
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24 | package org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.impl; |
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25 | |||
26 | import java.awt.Graphics2D; |
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27 | import java.awt.Rectangle; |
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28 | import java.awt.geom.AffineTransform; |
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29 | |||
30 | import org.gvsig.compat.print.PrintAttributes; |
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31 | import org.gvsig.fmap.dal.feature.Feature; |
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32 | import org.gvsig.fmap.geom.Geometry; |
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33 | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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34 | import org.gvsig.fmap.geom.GeometryLocator; |
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35 | import org.gvsig.fmap.geom.GeometryManager; |
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36 | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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37 | 43377 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Envelope; |
38 | 44545 | omartinez | import org.gvsig.fmap.geom.primitive.Point; |
39 | 42439 | dmartinezizquierdo | import org.gvsig.fmap.mapcontext.MapContext; |
40 | 40435 | jjdelcerro | import org.gvsig.fmap.mapcontext.MapContextLocator; |
41 | import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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42 | import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException; |
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43 | import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
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44 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol; |
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45 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ISimpleLineSymbol; |
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46 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.ArrowDecoratorStyle; |
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47 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.Line2DOffset; |
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48 | import org.gvsig.tools.ToolsLocator; |
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49 | import org.gvsig.tools.dynobject.DynStruct; |
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50 | import org.gvsig.tools.persistence.PersistenceManager; |
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51 | import org.gvsig.tools.persistence.PersistentState; |
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52 | import org.gvsig.tools.persistence.exception.PersistenceException; |
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53 | import org.gvsig.tools.task.Cancellable; |
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54 | import org.gvsig.tools.util.Callable; |
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55 | import org.slf4j.Logger; |
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56 | import org.slf4j.LoggerFactory; |
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57 | |||
58 | |||
59 | /**
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60 | * SimpleLineSymbol is the most basic symbol for the representation of line objects.
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61 | * Allows to define the width of the line, the color and the drawn pattern.
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62 | *
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63 | * @author 2005-2008 jaume dominguez faus - jaume.dominguez@iver.es
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64 | * @author 2009- <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG team
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65 | */
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66 | public class SimpleLineSymbol extends AbstractLineSymbol implements ISimpleLineSymbol { |
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67 | |||
68 | private static final Logger LOG = LoggerFactory.getLogger(SimpleLineSymbol.class); |
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69 | public static final String SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME = "SimpleLineSymbol"; |
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70 | 42352 | fdiaz | |
71 | 40435 | jjdelcerro | private static final String SELECTION_SYMBOL = "symbolForSelection"; |
72 | |||
73 | SimpleLineSymbol symbolForSelection; |
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74 | private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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75 | |||
76 | public SimpleLineSymbol() {
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77 | super();
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78 | setLineWidth(1d);
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79 | } |
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80 | 42352 | fdiaz | |
81 | 40435 | jjdelcerro | public ISymbol getSymbolForSelection() {
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82 | if (symbolForSelection == null) { |
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83 | 42352 | fdiaz | symbolForSelection = (SimpleLineSymbol) cloneForSelection(); |
84 | 42439 | dmartinezizquierdo | }else{
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85 | symbolForSelection.setColor(MapContext.getSelectionColor()); |
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86 | 40435 | jjdelcerro | } |
87 | return symbolForSelection;
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88 | } |
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89 | |||
90 | public void draw(Graphics2D g, AffineTransform affineTransform, |
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91 | Geometry geom, Feature feature, Cancellable cancel) { |
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92 | 43377 | jjdelcerro | |
93 | if( true ) { |
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94 | // Esto deberia ser para optimiza el pintado de
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95 | // geometrias grandes.
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96 | 43407 | jjdelcerro | try {
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97 | Geometry env = geom.getEnvelope().getGeometry(); |
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98 | env.transform(affineTransform); |
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99 | Envelope env2 = env.getEnvelope(); |
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100 | if( env2.getLength(0)<1.5 && env2.getLength(1)<1.5 ) { |
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101 | 44545 | omartinez | g.setColor(getColor()); |
102 | Point upperCorner = env2.getUpperCorner();
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103 | int x = (int) upperCorner.getX(); |
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104 | int y = (int) upperCorner.getY(); |
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105 | g.drawLine(x, y, x, y); |
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106 | return;
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107 | } |
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108 | 43407 | jjdelcerro | } catch(Exception ex) { |
109 | LOG.warn("Error optimizing the drawing of the geometry. Continues with normal drawing.", ex);
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110 | // Do nothing, continue with the draw of the original geometry
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111 | } |
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112 | 43377 | jjdelcerro | } |
113 | |||
114 | 40435 | jjdelcerro | Geometry geomToDraw = geom; |
115 | g.setStroke(getLineStyle().getStroke()); |
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116 | |||
117 | if (getLineStyle().getOffset() != 0) { |
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118 | double offset = getLineStyle().getOffset();
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119 | try {
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120 | geomToDraw = |
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121 | geomManager.createSurface(Line2DOffset.offsetLine( |
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122 | geomToDraw.getShape(), offset), SUBTYPES.GEOM2D); |
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123 | } catch (CreateGeometryException e) {
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124 | 43407 | jjdelcerro | LOG.warn("Error creating a polygon with an offset", e);
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125 | 40435 | jjdelcerro | } |
126 | } |
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127 | 42352 | fdiaz | g.setColor(getColor()); |
128 | 44545 | omartinez | g.draw(geomToDraw.getShape(affineTransform)); |
129 | 40435 | jjdelcerro | |
130 | ArrowDecoratorStyle arrowDecorator = (ArrowDecoratorStyle) getLineStyle().getArrowDecorator(); |
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131 | |||
132 | if (arrowDecorator != null) { |
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133 | try {
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134 | arrowDecorator.draw(g, affineTransform, geomToDraw, feature); |
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135 | } catch (CreateGeometryException e) {
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136 | 43407 | jjdelcerro | LOG.warn("Error drawing geometry.", e);
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137 | 40435 | jjdelcerro | } |
138 | } |
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139 | } |
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140 | |||
141 | public int getOnePointRgb() { |
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142 | return getColor().getRGB();
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143 | } |
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144 | |||
145 | public void drawInsideRectangle(Graphics2D g, |
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146 | AffineTransform scaleInstance, Rectangle r, PrintAttributes properties) throws SymbolDrawingException { |
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147 | g.setColor(getColor()); |
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148 | g.setStroke(getLineStyle().getStroke()); |
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149 | super.drawInsideRectangle(g, scaleInstance, r, properties);
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150 | } |
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151 | |||
152 | public void setLineWidth(double width) { |
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153 | getLineStyle().setLineWidth((float) width);
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154 | } |
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155 | |||
156 | public double getLineWidth() { |
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157 | return getLineStyle().getLineWidth();
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158 | } |
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159 | |||
160 | public Object clone() throws CloneNotSupportedException { |
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161 | SimpleLineSymbol copy = (SimpleLineSymbol) super.clone();
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162 | |||
163 | if (symbolForSelection != null) { |
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164 | copy.symbolForSelection = (SimpleLineSymbol) symbolForSelection |
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165 | .clone(); |
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166 | } |
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167 | |||
168 | return copy;
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169 | } |
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170 | 42352 | fdiaz | |
171 | 40435 | jjdelcerro | public void loadFromState(PersistentState state) throws PersistenceException { |
172 | // Set parent style properties
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173 | super.loadFromState(state);
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174 | |||
175 | this.symbolForSelection = (SimpleLineSymbol) state.get(SELECTION_SYMBOL);
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176 | } |
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177 | |||
178 | public void saveToState(PersistentState state) throws PersistenceException { |
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179 | // Save parent fill symbol properties
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180 | super.saveToState(state);
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181 | |||
182 | // Save own properties
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183 | if (this.symbolForSelection != null){ |
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184 | state.set(SELECTION_SYMBOL, this.getSymbolForSelection());
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185 | } |
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186 | } |
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187 | |||
188 | |||
189 | |||
190 | public static class RegisterPersistence implements Callable { |
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191 | |||
192 | public Object call() throws Exception { |
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193 | PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
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194 | if( manager.getDefinition(SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME)==null ) { |
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195 | DynStruct definition = manager.addDefinition( |
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196 | SimpleLineSymbol.class, |
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197 | SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
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198 | SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME+" Persistence definition",
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199 | 42352 | fdiaz | null,
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200 | 40435 | jjdelcerro | null
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201 | ); |
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202 | // Extend the LineSymbol base definition
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203 | definition.extend(manager.getDefinition(LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
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204 | 42352 | fdiaz | |
205 | 40435 | jjdelcerro | definition.addDynFieldObject(SELECTION_SYMBOL).setClassOfValue(SimpleLineSymbol.class); |
206 | |||
207 | } |
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208 | return Boolean.TRUE; |
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209 | } |
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210 | 42352 | fdiaz | |
211 | 40435 | jjdelcerro | } |
212 | |||
213 | public static class RegisterSymbol implements Callable { |
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214 | |||
215 | public Object call() throws Exception { |
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216 | int[] shapeTypes; |
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217 | SymbolManager manager = MapContextLocator.getSymbolManager(); |
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218 | |||
219 | shapeTypes = new int[] { Geometry.TYPES.CURVE, Geometry.TYPES.ARC, |
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220 | 42352 | fdiaz | Geometry.TYPES.MULTICURVE, Geometry.TYPES.CIRCUMFERENCE, |
221 | Geometry.TYPES.PERIELLIPSE, Geometry.TYPES.SPLINE, |
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222 | Geometry.TYPES.LINE, Geometry.TYPES.MULTILINE}; |
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223 | 40435 | jjdelcerro | manager.registerSymbol(ILineSymbol.SYMBOL_NAME, |
224 | shapeTypes, |
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225 | SimpleLineSymbol.class); |
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226 | |||
227 | return Boolean.TRUE; |
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228 | } |
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229 | 42352 | fdiaz | |
230 | 40435 | jjdelcerro | } |
231 | 44545 | omartinez | |
232 | 40435 | jjdelcerro | } |