root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / core / symbols / MultiLayerLineSymbol.java @ 10679
History | View | Annotate | Download (8.48 KB)
1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
---|---|
2 |
*
|
3 |
* Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.
|
4 |
*
|
5 |
* This program is free software; you can redistribute it and/or
|
6 |
* modify it under the terms of the GNU General Public License
|
7 |
* as published by the Free Software Foundation; either version 2
|
8 |
* of the License, or (at your option) any later version.
|
9 |
*
|
10 |
* This program is distributed in the hope that it will be useful,
|
11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
13 |
* GNU General Public License for more details.
|
14 |
*
|
15 |
* You should have received a copy of the GNU General Public License
|
16 |
* along with this program; if not, write to the Free Software
|
17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
18 |
*
|
19 |
* For more information, contact:
|
20 |
*
|
21 |
* Generalitat Valenciana
|
22 |
* Conselleria d'Infraestructures i Transport
|
23 |
* Av. Blasco Ib??ez, 50
|
24 |
* 46010 VALENCIA
|
25 |
* SPAIN
|
26 |
*
|
27 |
* +34 963862235
|
28 |
* gvsig@gva.es
|
29 |
* www.gvsig.gva.es
|
30 |
*
|
31 |
* or
|
32 |
*
|
33 |
* IVER T.I. S.A
|
34 |
* Salamanca 50
|
35 |
* 46005 Valencia
|
36 |
* Spain
|
37 |
*
|
38 |
* +34 963163400
|
39 |
* dac@iver.es
|
40 |
*/
|
41 |
|
42 |
/* CVS MESSAGES:
|
43 |
*
|
44 |
* $Id: MultiLayerLineSymbol.java 10679 2007-03-09 11:25:01Z jaume $
|
45 |
* $Log$
|
46 |
* Revision 1.2 2007-03-09 11:20:56 jaume
|
47 |
* Advanced symbology (start committing)
|
48 |
*
|
49 |
* Revision 1.1.2.3 2007/02/21 16:09:02 jaume
|
50 |
* *** empty log message ***
|
51 |
*
|
52 |
* Revision 1.1.2.2 2007/02/21 07:34:09 jaume
|
53 |
* labeling starts working
|
54 |
*
|
55 |
* Revision 1.1.2.1 2007/02/16 10:54:12 jaume
|
56 |
* multilayer splitted to multilayerline, multilayermarker,and multilayerfill
|
57 |
*
|
58 |
*
|
59 |
*/
|
60 |
package com.iver.cit.gvsig.fmap.core.symbols; |
61 |
|
62 |
import java.awt.Color; |
63 |
import java.awt.Graphics2D; |
64 |
import java.awt.Rectangle; |
65 |
import java.awt.Shape; |
66 |
import java.awt.geom.AffineTransform; |
67 |
import java.util.ArrayList; |
68 |
|
69 |
import com.hardcode.gdbms.driver.exceptions.ReadDriverException; |
70 |
import com.iver.cit.gvsig.fmap.core.FShape; |
71 |
import com.iver.cit.gvsig.fmap.core.IGeometry; |
72 |
import com.iver.cit.gvsig.fmap.core.SymbologyFactory; |
73 |
import com.iver.cit.gvsig.fmap.core.styles.ILineStyle; |
74 |
import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
75 |
import com.iver.utiles.XMLEntity; |
76 |
|
77 |
public class MultiLayerLineSymbol extends AbstractSymbol implements |
78 |
ILineSymbol, IMultiLayerSymbol { |
79 |
private ILineSymbol[] layers = new ILineSymbol[0]; |
80 |
private ILineSymbol selectionSymbol;
|
81 |
|
82 |
public Color getColor() { |
83 |
/*
|
84 |
* a multilayer symbol does not define any color, the color
|
85 |
* of each layer is defined by the layer itself
|
86 |
*/
|
87 |
return null; |
88 |
} |
89 |
|
90 |
public ILineStyle getLineStyle() {
|
91 |
/*
|
92 |
* a multilayer symbol does not define any style, the style
|
93 |
* of each layer is defined by the layer itself
|
94 |
*/
|
95 |
return null; |
96 |
} |
97 |
|
98 |
public double getWidth() { |
99 |
/*
|
100 |
* will return the widest symbol's width
|
101 |
*/
|
102 |
double width = Double.MIN_VALUE; |
103 |
for (int i = 0; i < layers.length; i++) { |
104 |
width = Math.max(width, layers[i].getWidth());
|
105 |
} |
106 |
return width;
|
107 |
} |
108 |
|
109 |
public void setColor(Color color) { |
110 |
/*
|
111 |
* will apply the color to each layer
|
112 |
*/
|
113 |
for (int i = 0; i < layers.length; i++) { |
114 |
layers[i].setColor(color); |
115 |
} |
116 |
} |
117 |
|
118 |
public void setLineStyle(ILineStyle lineStyle) { |
119 |
/*
|
120 |
* will apply the same patter to each layer
|
121 |
*/
|
122 |
for (int i = 0; i < layers.length; i++) { |
123 |
layers[i].setLineStyle(lineStyle); |
124 |
} |
125 |
} |
126 |
|
127 |
public void setWidth(double width) { |
128 |
/* take the biggest width of the layer set and
|
129 |
* extract a factor scale that will be applied
|
130 |
* to each layer.
|
131 |
*/
|
132 |
double myWidth = getWidth();
|
133 |
double scaleFactor = width / myWidth;
|
134 |
for (int i = 0; i < layers.length; i++) { |
135 |
layers[i].setWidth(layers[i].getWidth()*scaleFactor); |
136 |
} |
137 |
} |
138 |
|
139 |
public void draw(Graphics2D g, AffineTransform affineTransform, FShape shp) { |
140 |
for (int i = 0; i < layers.length; i++) { |
141 |
layers[i].draw(g, affineTransform, shp); |
142 |
} |
143 |
} |
144 |
|
145 |
public void drawInsideRectangle(Graphics2D g, AffineTransform scaleInstance, Rectangle r) { |
146 |
for (int i = 0; i < layers.length; i++) { |
147 |
layers[i].drawInsideRectangle(g, scaleInstance, r); |
148 |
} |
149 |
} |
150 |
|
151 |
public int getOnePointRgb() { |
152 |
// will paint only the last layer pixel
|
153 |
return layers[layers.length-1].getOnePointRgb(); |
154 |
} |
155 |
|
156 |
public int getPixExtentPlus(Graphics2D g, AffineTransform affineTransform, |
157 |
Shape shp) {
|
158 |
// TODO Implement it
|
159 |
throw new Error("Not yet implemented!"); |
160 |
|
161 |
} |
162 |
|
163 |
public ISymbol getSymbolForSelection() {
|
164 |
if (selectionSymbol == null) { |
165 |
selectionSymbol = new SimpleLineSymbol();
|
166 |
selectionSymbol.setDescription(getDescription()); |
167 |
selectionSymbol.setWidth(getWidth()); |
168 |
selectionSymbol.setColor(FSymbol.getSelectionColor()); |
169 |
} |
170 |
return selectionSymbol;
|
171 |
} |
172 |
|
173 |
public int getSymbolType() { |
174 |
return FShape.LINE;
|
175 |
} |
176 |
|
177 |
public XMLEntity getXMLEntity() {
|
178 |
XMLEntity xml = new XMLEntity();
|
179 |
xml.putProperty("className", getClass().getName());
|
180 |
xml.putProperty("isShapeVisible", isShapeVisible());
|
181 |
xml.putProperty("desc", getDescription());
|
182 |
for (int i = 0; i < layers.length; i++) { |
183 |
xml.addChild(layers[i].getXMLEntity()); |
184 |
} |
185 |
return xml;
|
186 |
} |
187 |
|
188 |
public boolean isSuitableFor(IGeometry geom) { |
189 |
return geom.getGeometryType() == FShape.LINE;
|
190 |
} |
191 |
|
192 |
public String getClassName() { |
193 |
return getClass().getName();
|
194 |
} |
195 |
|
196 |
public void setXMLEntity(XMLEntity xml) { |
197 |
setIsShapeVisible(xml.getBooleanProperty("isShapeVisible"));
|
198 |
setDescription(xml.getStringProperty("desc"));
|
199 |
layers = new ILineSymbol[xml.getChildrenCount()];
|
200 |
for (int i = 0; i < layers.length; i++) { |
201 |
layers[i] = (ILineSymbol) SymbologyFactory.createSymbolFromXML(xml.getChild(i), "layer" + i);
|
202 |
} |
203 |
} |
204 |
|
205 |
public void print(Graphics2D g, AffineTransform at, FShape shape) |
206 |
throws ReadDriverException {
|
207 |
// TODO Implement it
|
208 |
throw new Error("Not yet implemented!"); |
209 |
|
210 |
} |
211 |
|
212 |
public void setLayer(int index, ISymbol layer) throws IndexOutOfBoundsException { |
213 |
layers[index] = (ILineSymbol) layer; |
214 |
} |
215 |
|
216 |
public void swapLayers(int index1, int index2) { |
217 |
ISymbol aux1 = getLayer(index1), aux2 = getLayer(index2); |
218 |
layers[index2] = (ILineSymbol) aux1; |
219 |
layers[index1] = (ILineSymbol) aux2; |
220 |
} |
221 |
|
222 |
public ISymbol getLayer(int layerIndex) { |
223 |
try{
|
224 |
return layers[layerIndex];
|
225 |
} catch (Exception e) { |
226 |
return null; |
227 |
} |
228 |
} |
229 |
|
230 |
public int getLayerCount() { |
231 |
return layers.length;
|
232 |
} |
233 |
|
234 |
public void addLayer(ISymbol newLayer) { |
235 |
if (newLayer == null) return; |
236 |
|
237 |
selectionSymbol = null; /* forces the selection symbol to be re-created |
238 |
* next time it is required
|
239 |
*/
|
240 |
int size = layers.length+1; |
241 |
ILineSymbol[] newLayers = new ILineSymbol[size]; |
242 |
for (int i = 0; i < newLayers.length-1; i++) { |
243 |
newLayers[i] = layers[i]; |
244 |
} |
245 |
newLayers[size-1] = (ILineSymbol) newLayer;
|
246 |
layers = newLayers; |
247 |
} |
248 |
|
249 |
public void addLayer(ISymbol newLayer, int layerIndex) throws IndexOutOfBoundsException { |
250 |
if (newLayer == null) return; // null are not allowed |
251 |
|
252 |
selectionSymbol = null; /* forces the selection symbol to be re-created |
253 |
* next time it is required
|
254 |
*/
|
255 |
if (layerIndex < 0 || layers.length < layerIndex) |
256 |
throw new IndexOutOfBoundsException(layerIndex+" < 0 or "+layerIndex+" > "+layers.length); |
257 |
ArrayList newLayers = new ArrayList(); |
258 |
for (int i = 0; i < layers.length; i++) { |
259 |
newLayers.add(layers[i]); |
260 |
} |
261 |
newLayers.add(layerIndex, newLayer); |
262 |
layers = (ILineSymbol[]) newLayers.toArray(new ILineSymbol[0]); |
263 |
} |
264 |
|
265 |
public boolean removeLayer(ISymbol layer) { |
266 |
|
267 |
int capacity = 0; |
268 |
capacity = layers.length; |
269 |
ArrayList lst = new ArrayList(capacity); |
270 |
for (int i = 0; i < capacity; i++) { |
271 |
lst.add(layers[i]); |
272 |
} |
273 |
boolean contains = lst.remove(layer);
|
274 |
layers = (ILineSymbol[])lst.toArray(new ILineSymbol[0]); |
275 |
return contains;
|
276 |
} |
277 |
|
278 |
public int getAlpha() { |
279 |
// will compute the acumulated opacity
|
280 |
double myAlpha = 0; |
281 |
for (int i = 0; i < layers.length; i++) { |
282 |
double layerAlpha = layers[i].getAlpha()/255D; |
283 |
myAlpha += (1-myAlpha)*layerAlpha;
|
284 |
} |
285 |
int result = (int) Math.round(myAlpha * 255); |
286 |
return (result>255) ? 255 : result; |
287 |
} |
288 |
|
289 |
public void setAlpha(int outlineAlpha) { |
290 |
// first, get the biggest alpha in the layers and the index if such layer
|
291 |
int maxAlpha = Integer.MIN_VALUE; |
292 |
int maxAlphaLayerIndex = 0; |
293 |
for (int i = 0; i < layers.length; i++) { |
294 |
if (layers[i].getAlpha() > maxAlpha) {
|
295 |
maxAlpha = layers[i].getAlpha(); |
296 |
maxAlphaLayerIndex = i; |
297 |
} |
298 |
} |
299 |
|
300 |
// now, max alpha takes the value of the desired alpha and the rest
|
301 |
// will take a scaled (to biggest alpha) alpha value
|
302 |
for (int i = 0; i < layers.length; i++) { |
303 |
if (i!=maxAlphaLayerIndex) {
|
304 |
double scaledAlpha = (double) layers[i].getAlpha()/maxAlpha; |
305 |
layers[i].setAlpha((int) (outlineAlpha*scaledAlpha));
|
306 |
} else {
|
307 |
layers[i].setAlpha(outlineAlpha); |
308 |
} |
309 |
} |
310 |
|
311 |
} |
312 |
|
313 |
|
314 |
} |