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 @ 43407
History | View | Annotate | Download (8.05 KB)
1 |
/**
|
---|---|
2 |
* gvSIG. Desktop Geographic Information System.
|
3 |
*
|
4 |
* Copyright (C) 2007-2013 gvSIG Association.
|
5 |
*
|
6 |
* This program is free software; you can redistribute it and/or
|
7 |
* modify it under the terms of the GNU General Public License
|
8 |
* as published by the Free Software Foundation; either version 3
|
9 |
* of the License, or (at your option) any later version.
|
10 |
*
|
11 |
* This program is distributed in the hope that it will be useful,
|
12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
14 |
* GNU General Public License for more details.
|
15 |
*
|
16 |
* You should have received a copy of the GNU General Public License
|
17 |
* along with this program; if not, write to the Free Software
|
18 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 |
* MA 02110-1301, USA.
|
20 |
*
|
21 |
* For any additional information, do not hesitate to contact us
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com.
|
23 |
*/
|
24 |
package org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.impl; |
25 |
|
26 |
import java.awt.Graphics2D; |
27 |
import java.awt.Rectangle; |
28 |
import java.awt.geom.AffineTransform; |
29 |
|
30 |
import org.gvsig.compat.print.PrintAttributes; |
31 |
import org.gvsig.fmap.dal.feature.Feature; |
32 |
import org.gvsig.fmap.geom.Geometry; |
33 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
34 |
import org.gvsig.fmap.geom.GeometryLocator; |
35 |
import org.gvsig.fmap.geom.GeometryManager; |
36 |
import org.gvsig.fmap.geom.exception.CreateGeometryException; |
37 |
import org.gvsig.fmap.geom.primitive.Envelope; |
38 |
import org.gvsig.fmap.mapcontext.MapContext; |
39 |
import org.gvsig.fmap.mapcontext.MapContextLocator; |
40 |
import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
41 |
import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException; |
42 |
import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
43 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ILineSymbol; |
44 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.line.ISimpleLineSymbol; |
45 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.ArrowDecoratorStyle; |
46 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.Line2DOffset; |
47 |
import org.gvsig.tools.ToolsLocator; |
48 |
import org.gvsig.tools.dynobject.DynStruct; |
49 |
import org.gvsig.tools.persistence.PersistenceManager; |
50 |
import org.gvsig.tools.persistence.PersistentState; |
51 |
import org.gvsig.tools.persistence.exception.PersistenceException; |
52 |
import org.gvsig.tools.task.Cancellable; |
53 |
import org.gvsig.tools.util.Callable; |
54 |
import org.slf4j.Logger; |
55 |
import org.slf4j.LoggerFactory; |
56 |
|
57 |
|
58 |
/**
|
59 |
* SimpleLineSymbol is the most basic symbol for the representation of line objects.
|
60 |
* Allows to define the width of the line, the color and the drawn pattern.
|
61 |
*
|
62 |
* @author 2005-2008 jaume dominguez faus - jaume.dominguez@iver.es
|
63 |
* @author 2009- <a href="cordinyana@gvsig.org">C?sar Ordi?ana</a> - gvSIG team
|
64 |
*/
|
65 |
public class SimpleLineSymbol extends AbstractLineSymbol implements ISimpleLineSymbol { |
66 |
|
67 |
private static final Logger LOG = LoggerFactory.getLogger(SimpleLineSymbol.class); |
68 |
public static final String SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME = "SimpleLineSymbol"; |
69 |
|
70 |
private static final String SELECTION_SYMBOL = "symbolForSelection"; |
71 |
|
72 |
SimpleLineSymbol symbolForSelection; |
73 |
private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
74 |
|
75 |
public SimpleLineSymbol() {
|
76 |
super();
|
77 |
setLineWidth(1d);
|
78 |
} |
79 |
|
80 |
public ISymbol getSymbolForSelection() {
|
81 |
if (symbolForSelection == null) { |
82 |
symbolForSelection = (SimpleLineSymbol) cloneForSelection(); |
83 |
}else{
|
84 |
symbolForSelection.setColor(MapContext.getSelectionColor()); |
85 |
} |
86 |
return symbolForSelection;
|
87 |
} |
88 |
|
89 |
public void draw(Graphics2D g, AffineTransform affineTransform, |
90 |
Geometry geom, Feature feature, Cancellable cancel) { |
91 |
|
92 |
if( true ) { |
93 |
// Esto deberia ser para optimiza el pintado de
|
94 |
// geometrias grandes.
|
95 |
try {
|
96 |
Geometry env = geom.getEnvelope().getGeometry(); |
97 |
env.transform(affineTransform); |
98 |
Envelope env2 = env.getEnvelope(); |
99 |
if( env2.getLength(0)<1.5 && env2.getLength(1)<1.5 ) { |
100 |
geom = env2.getUpperCorner(); |
101 |
} |
102 |
} catch(Exception ex) { |
103 |
LOG.warn("Error optimizing the drawing of the geometry. Continues with normal drawing.", ex);
|
104 |
// Do nothing, continue with the draw of the original geometry
|
105 |
} |
106 |
} |
107 |
|
108 |
Geometry geomToDraw = geom; |
109 |
g.setStroke(getLineStyle().getStroke()); |
110 |
|
111 |
if (getLineStyle().getOffset() != 0) { |
112 |
double offset = getLineStyle().getOffset();
|
113 |
try {
|
114 |
geomToDraw = |
115 |
geomManager.createSurface(Line2DOffset.offsetLine( |
116 |
geomToDraw.getShape(), offset), SUBTYPES.GEOM2D); |
117 |
} catch (CreateGeometryException e) {
|
118 |
LOG.warn("Error creating a polygon with an offset", e);
|
119 |
} |
120 |
} |
121 |
g.setColor(getColor()); |
122 |
g.draw(geomToDraw.getShape(affineTransform)); |
123 |
|
124 |
ArrowDecoratorStyle arrowDecorator = (ArrowDecoratorStyle) getLineStyle().getArrowDecorator(); |
125 |
|
126 |
if (arrowDecorator != null) { |
127 |
try {
|
128 |
arrowDecorator.draw(g, affineTransform, geomToDraw, feature); |
129 |
} catch (CreateGeometryException e) {
|
130 |
LOG.warn("Error drawing geometry.", e);
|
131 |
} |
132 |
} |
133 |
} |
134 |
|
135 |
public int getOnePointRgb() { |
136 |
return getColor().getRGB();
|
137 |
} |
138 |
|
139 |
public void drawInsideRectangle(Graphics2D g, |
140 |
AffineTransform scaleInstance, Rectangle r, PrintAttributes properties) throws SymbolDrawingException { |
141 |
g.setColor(getColor()); |
142 |
g.setStroke(getLineStyle().getStroke()); |
143 |
super.drawInsideRectangle(g, scaleInstance, r, properties);
|
144 |
} |
145 |
|
146 |
public void setLineWidth(double width) { |
147 |
getLineStyle().setLineWidth((float) width);
|
148 |
} |
149 |
|
150 |
public double getLineWidth() { |
151 |
return getLineStyle().getLineWidth();
|
152 |
} |
153 |
|
154 |
public Object clone() throws CloneNotSupportedException { |
155 |
SimpleLineSymbol copy = (SimpleLineSymbol) super.clone();
|
156 |
|
157 |
if (symbolForSelection != null) { |
158 |
copy.symbolForSelection = (SimpleLineSymbol) symbolForSelection |
159 |
.clone(); |
160 |
} |
161 |
|
162 |
return copy;
|
163 |
} |
164 |
|
165 |
public void loadFromState(PersistentState state) throws PersistenceException { |
166 |
// Set parent style properties
|
167 |
super.loadFromState(state);
|
168 |
|
169 |
this.symbolForSelection = (SimpleLineSymbol) state.get(SELECTION_SYMBOL);
|
170 |
} |
171 |
|
172 |
public void saveToState(PersistentState state) throws PersistenceException { |
173 |
// Save parent fill symbol properties
|
174 |
super.saveToState(state);
|
175 |
|
176 |
// Save own properties
|
177 |
if (this.symbolForSelection != null){ |
178 |
state.set(SELECTION_SYMBOL, this.getSymbolForSelection());
|
179 |
} |
180 |
} |
181 |
|
182 |
|
183 |
|
184 |
public static class RegisterPersistence implements Callable { |
185 |
|
186 |
public Object call() throws Exception { |
187 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
188 |
if( manager.getDefinition(SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME)==null ) { |
189 |
DynStruct definition = manager.addDefinition( |
190 |
SimpleLineSymbol.class, |
191 |
SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
192 |
SIMPLE_LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME+" Persistence definition",
|
193 |
null,
|
194 |
null
|
195 |
); |
196 |
// Extend the LineSymbol base definition
|
197 |
definition.extend(manager.getDefinition(LINE_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
198 |
|
199 |
definition.addDynFieldObject(SELECTION_SYMBOL).setClassOfValue(SimpleLineSymbol.class); |
200 |
|
201 |
} |
202 |
return Boolean.TRUE; |
203 |
} |
204 |
|
205 |
} |
206 |
|
207 |
public static class RegisterSymbol implements Callable { |
208 |
|
209 |
public Object call() throws Exception { |
210 |
int[] shapeTypes; |
211 |
SymbolManager manager = MapContextLocator.getSymbolManager(); |
212 |
|
213 |
shapeTypes = new int[] { Geometry.TYPES.CURVE, Geometry.TYPES.ARC, |
214 |
Geometry.TYPES.MULTICURVE, Geometry.TYPES.CIRCUMFERENCE, |
215 |
Geometry.TYPES.PERIELLIPSE, Geometry.TYPES.SPLINE, |
216 |
Geometry.TYPES.LINE, Geometry.TYPES.MULTILINE}; |
217 |
manager.registerSymbol(ILineSymbol.SYMBOL_NAME, |
218 |
shapeTypes, |
219 |
SimpleLineSymbol.class); |
220 |
|
221 |
return Boolean.TRUE; |
222 |
} |
223 |
|
224 |
} |
225 |
|
226 |
} |