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 / fill / impl / PictureFillSymbol.java @ 42439
History | View | Annotate | Download (15.8 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.fill.impl; |
25 |
|
26 |
import java.awt.Color; |
27 |
import java.awt.Dimension; |
28 |
import java.awt.Graphics2D; |
29 |
import java.awt.Paint; |
30 |
import java.awt.Rectangle; |
31 |
import java.awt.RenderingHints; |
32 |
import java.awt.Shape; |
33 |
import java.awt.TexturePaint; |
34 |
import java.awt.geom.AffineTransform; |
35 |
import java.awt.image.BufferedImage; |
36 |
import java.io.IOException; |
37 |
import java.net.URL; |
38 |
|
39 |
import org.gvsig.compat.print.PrintAttributes; |
40 |
import org.gvsig.fmap.dal.feature.Feature; |
41 |
import org.gvsig.fmap.geom.Geometry; |
42 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
43 |
import org.gvsig.fmap.geom.Geometry.TYPES; |
44 |
import org.gvsig.fmap.geom.GeometryLocator; |
45 |
import org.gvsig.fmap.geom.GeometryManager; |
46 |
import org.gvsig.fmap.geom.exception.CreateGeometryException; |
47 |
import org.gvsig.fmap.geom.primitive.GeneralPathX; |
48 |
import org.gvsig.fmap.geom.primitive.Surface; |
49 |
import org.gvsig.fmap.mapcontext.MapContext; |
50 |
import org.gvsig.fmap.mapcontext.MapContextLocator; |
51 |
import org.gvsig.fmap.mapcontext.ViewPort; |
52 |
import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
53 |
import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolDrawingException; |
54 |
import org.gvsig.fmap.mapcontext.rendering.symbols.SymbolManager; |
55 |
import org.gvsig.fmap.mapcontext.rendering.symbols.styles.IBackgroundFileStyle; |
56 |
import org.gvsig.i18n.Messages; |
57 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.fill.IPictureFillSymbol; |
58 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.BackgroundFileStyle; |
59 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.IMarkerFillPropertiesStyle; |
60 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.style.SimpleMarkerFillPropertiesStyle; |
61 |
import org.gvsig.tools.ToolsLocator; |
62 |
import org.gvsig.tools.dynobject.DynStruct; |
63 |
import org.gvsig.tools.persistence.PersistenceManager; |
64 |
import org.gvsig.tools.persistence.PersistentState; |
65 |
import org.gvsig.tools.persistence.exception.PersistenceException; |
66 |
import org.gvsig.tools.task.Cancellable; |
67 |
import org.gvsig.tools.util.Callable; |
68 |
import org.slf4j.Logger; |
69 |
import org.slf4j.LoggerFactory; |
70 |
|
71 |
/**
|
72 |
* PictureFillSymbol allows to use an image file suported by gvSIG as a padding
|
73 |
* for the polygons.This image can be modified using methods to scale or rotate it.
|
74 |
* @author jaume dominguez faus - jaume.dominguez@iver.es
|
75 |
*/
|
76 |
public class PictureFillSymbol extends AbstractFillSymbol implements IPictureFillSymbol { |
77 |
private static final Logger logger = LoggerFactory.getLogger(PictureFillSymbol.class); |
78 |
|
79 |
public static final String PICTURE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME = |
80 |
"PictureFillSymbol";
|
81 |
private static final String SELECTED = "selected"; |
82 |
private static final String SELECTION_SYMBOL = "selectionSym"; |
83 |
private static final String BACKGROUND_IMAGE = "bgImage"; |
84 |
private static final String BACKGROUND_SELECTION_IMAGE = "bgSelImage"; |
85 |
private static final String ANGLE = "angle"; |
86 |
private static final String X_SCALE = "xScale"; |
87 |
private static final String Y_SCALE = "yScale"; |
88 |
private static final String MARKER_FILL_PROPERTIES = "markerFillProperties"; |
89 |
|
90 |
private double angle = 0; |
91 |
private double xScale = 1; |
92 |
private double yScale = 1; |
93 |
transient private PictureFillSymbol selectionSym; |
94 |
private boolean selected; |
95 |
private IMarkerFillPropertiesStyle markerFillProperties = new SimpleMarkerFillPropertiesStyle(); |
96 |
private BackgroundFileStyle bgImage;
|
97 |
private BackgroundFileStyle bgSelImage;
|
98 |
private PrintAttributes properties;
|
99 |
private GeometryManager geometryManager = GeometryLocator.getGeometryManager();
|
100 |
|
101 |
private void draw(Graphics2D g, AffineTransform affineTransform, Geometry geom, Cancellable cancel) { |
102 |
Color fillColor = getFillColor();
|
103 |
|
104 |
Shape transf_geom = geom.getShape(affineTransform);
|
105 |
|
106 |
if (fillColor != null) { |
107 |
g.setColor(fillColor); |
108 |
g.fill(transf_geom); |
109 |
} |
110 |
|
111 |
g.setClip(transf_geom); |
112 |
BackgroundFileStyle bg = (!selected) ? bgImage : bgSelImage ; |
113 |
if (bg != null && bg.getBounds() != null){ |
114 |
int sizeW=(int) ((int)bg.getBounds().getWidth() * xScale); |
115 |
int sizeH=(int) ((int)bg.getBounds().getHeight() * yScale); |
116 |
Rectangle rProv = new Rectangle(); |
117 |
rProv.setFrame(0,0,sizeW,sizeH); |
118 |
Paint resulPatternFill = null; |
119 |
BufferedImage sample= null; |
120 |
|
121 |
sample= new BufferedImage(sizeW,sizeH,BufferedImage.TYPE_INT_ARGB); |
122 |
Graphics2D gAux = sample.createGraphics();
|
123 |
|
124 |
double xSeparation = markerFillProperties.getXSeparation(); // TODO apply CartographicSupport |
125 |
double ySeparation = markerFillProperties.getYSeparation(); // TODO apply CartographicSupport |
126 |
double xOffset = markerFillProperties.getXOffset();
|
127 |
double yOffset = markerFillProperties.getYOffset();
|
128 |
|
129 |
try {
|
130 |
bg.drawInsideRectangle(gAux, rProv); |
131 |
} catch (SymbolDrawingException e) {
|
132 |
logger.warn(Messages.getText("label_style_could_not_be_painted"), e);
|
133 |
} |
134 |
|
135 |
Dimension sz = rProv.getSize();
|
136 |
sz = new Dimension((int) Math.round(sz.getWidth()+(xSeparation)), |
137 |
(int) Math.round(sz.getHeight() + (ySeparation))); |
138 |
rProv.setSize(sz); |
139 |
|
140 |
BufferedImage bi = new BufferedImage(rProv.width, rProv.height, BufferedImage.TYPE_INT_ARGB); |
141 |
gAux = bi.createGraphics(); |
142 |
gAux.drawImage(sample, null, (int) (xSeparation*0.5), (int) (ySeparation*0.5)); |
143 |
|
144 |
rProv.x = rProv.x+(int)xOffset;
|
145 |
rProv.y = rProv.y+(int)yOffset;
|
146 |
resulPatternFill = new TexturePaint(bi,rProv); |
147 |
|
148 |
g.setColor(null);
|
149 |
g.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
|
150 |
RenderingHints.VALUE_ANTIALIAS_ON);
|
151 |
|
152 |
g.setPaint(resulPatternFill); |
153 |
} |
154 |
|
155 |
if (angle == 0) { |
156 |
g.fill(transf_geom); |
157 |
} else {
|
158 |
|
159 |
AffineTransform at = new AffineTransform(); |
160 |
at.rotate(angle); |
161 |
|
162 |
Geometry pixels_geom = geom.cloneGeometry(); |
163 |
pixels_geom.transform(affineTransform); |
164 |
pixels_geom.transform(at); |
165 |
|
166 |
g.rotate(-angle); |
167 |
g.fill(pixels_geom.getShape()); |
168 |
g.rotate(angle); |
169 |
} |
170 |
|
171 |
g.setClip(null);
|
172 |
if (getOutline()!=null) { |
173 |
getOutline().draw(g, affineTransform, geom, null, cancel);
|
174 |
} |
175 |
} |
176 |
|
177 |
/**
|
178 |
* Constructor method
|
179 |
*
|
180 |
*/
|
181 |
public PictureFillSymbol() {
|
182 |
super();
|
183 |
} |
184 |
/**
|
185 |
* Constructor method
|
186 |
* @param imageURL, URL of the normal image
|
187 |
* @param selImageURL, URL of the image when it is selected in the map
|
188 |
* @throws IOException
|
189 |
*/
|
190 |
|
191 |
public PictureFillSymbol(URL imageURL, URL selImageURL) throws IOException { |
192 |
setImage(imageURL); |
193 |
if (selImageURL!=null) |
194 |
setSelImage(selImageURL); |
195 |
else setSelImage(imageURL);
|
196 |
} |
197 |
|
198 |
|
199 |
/**
|
200 |
* Sets the URL for the image to be used as a picture fill symbol (when it is selected in the map)
|
201 |
* @param imageFile, File
|
202 |
* @throws IOException
|
203 |
*/
|
204 |
public void setSelImage(URL selImageUrl) throws IOException{ |
205 |
|
206 |
bgSelImage= BackgroundFileStyle.createStyleByURL(selImageUrl); |
207 |
// selImagePath = selImageUrl.toString();
|
208 |
} |
209 |
|
210 |
|
211 |
|
212 |
/**
|
213 |
* Defines the URL from where the picture to fill the polygon is taken.
|
214 |
* @param imageFile
|
215 |
* @throws IOException
|
216 |
*/
|
217 |
public void setImage(URL imageUrl) throws IOException{ |
218 |
bgImage = BackgroundFileStyle.createStyleByURL(imageUrl); |
219 |
} |
220 |
|
221 |
|
222 |
|
223 |
public void drawInsideRectangle(Graphics2D g, |
224 |
AffineTransform scaleInstance, Rectangle r, PrintAttributes properties) throws SymbolDrawingException { |
225 |
Surface surf; |
226 |
try {
|
227 |
surf = geometryManager.createSurface(new GeneralPathX(r.getPathIterator(new AffineTransform())), SUBTYPES.GEOM2D); |
228 |
if (properties==null){ |
229 |
// draw(g, null, new FPolygon2D(new GeneralPathX(r)), null);
|
230 |
draw(g, null, surf, null); |
231 |
} else {
|
232 |
print(g, new AffineTransform(), surf, properties); |
233 |
} |
234 |
} catch (CreateGeometryException e) {
|
235 |
throw new SymbolDrawingException(TYPES.POINT); |
236 |
} |
237 |
} |
238 |
|
239 |
public ISymbol getSymbolForSelection() {
|
240 |
if (selectionSym == null) { |
241 |
selectionSym = (PictureFillSymbol) cloneForSelection(); |
242 |
selectionSym.selected=true;
|
243 |
selectionSym.selectionSym = selectionSym; // avoid too much lazy creations
|
244 |
}else {
|
245 |
selectionSym.setFillColor(MapContext.getSelectionColor()); |
246 |
} |
247 |
return selectionSym;
|
248 |
|
249 |
} |
250 |
|
251 |
public int getSymbolType() { |
252 |
return Geometry.TYPES.SURFACE;
|
253 |
} |
254 |
|
255 |
public String getClassName() { |
256 |
return getClass().getName();
|
257 |
} |
258 |
|
259 |
public void print(Graphics2D g, AffineTransform at, Geometry geom, |
260 |
PrintAttributes properties) { |
261 |
this.properties=properties;
|
262 |
draw(g, at, geom, null);
|
263 |
this.properties=null; |
264 |
} |
265 |
/**
|
266 |
* Returns the IMarkerFillProperties that allows this class to treat the picture as
|
267 |
* a marker in order to scale it, rotate it and so on.
|
268 |
* @return markerFillProperties,IMarkerFillPropertiesStyle
|
269 |
*/
|
270 |
public IMarkerFillPropertiesStyle getMarkerFillProperties() {
|
271 |
return markerFillProperties;
|
272 |
} |
273 |
|
274 |
/**
|
275 |
* Sets the MarkerFillProperties in order to allow the user to modify the picture as
|
276 |
* a marker (it is possible to scale it, rotate it and so on)
|
277 |
* @param prop
|
278 |
*/
|
279 |
public void setMarkerFillProperties(IMarkerFillPropertiesStyle prop) { |
280 |
this.markerFillProperties = prop;
|
281 |
} |
282 |
/**
|
283 |
* Defines the angle for the rotation of the image when it is added to create the
|
284 |
* padding
|
285 |
*
|
286 |
* @return angle
|
287 |
*/
|
288 |
public double getAngle() { |
289 |
return angle;
|
290 |
} |
291 |
/**
|
292 |
* Sets the angle for the rotation of the image when it is added to create the padding
|
293 |
* @param angle
|
294 |
*/
|
295 |
public void setAngle(double angle) { |
296 |
this.angle = angle;
|
297 |
} |
298 |
|
299 |
/**
|
300 |
* Defines the scale for the x axis of the image when it is added to create the
|
301 |
* padding
|
302 |
* @return xScale
|
303 |
*/
|
304 |
public double getXScale() { |
305 |
return xScale;
|
306 |
} |
307 |
/**
|
308 |
* Returns the scale for the x axis of the image when it is added to create the
|
309 |
* padding
|
310 |
* @param xScale
|
311 |
*/
|
312 |
public void setXScale(double xScale) { |
313 |
this.xScale = xScale;
|
314 |
} |
315 |
/**
|
316 |
* Defines the scale for the y axis of the image when it is added to create the
|
317 |
* padding
|
318 |
* @return yScale
|
319 |
*/
|
320 |
public double getYScale() { |
321 |
return yScale;
|
322 |
} |
323 |
/**
|
324 |
* Returns the scale for the y axis of the image when it is added to create the
|
325 |
* padding
|
326 |
* @param yScale
|
327 |
*/
|
328 |
public void setYScale(double yScale) { |
329 |
this.yScale = yScale;
|
330 |
} |
331 |
|
332 |
/**
|
333 |
* Returns the URL of the image that is used to create the padding to fill the
|
334 |
* polygon
|
335 |
* @return imagePath
|
336 |
*/
|
337 |
public URL getSource() { |
338 |
if (bgImage != null){ |
339 |
return bgImage.getSource();
|
340 |
} |
341 |
return null; |
342 |
} |
343 |
|
344 |
/**
|
345 |
* Returns the URL of the image used when the polygon is selected
|
346 |
* @return
|
347 |
*/
|
348 |
public URL getSelectedSource(){ |
349 |
if( bgSelImage != null){ |
350 |
return bgSelImage.getSource();
|
351 |
} |
352 |
return null; |
353 |
} |
354 |
|
355 |
|
356 |
|
357 |
@Override
|
358 |
public double toCartographicSize(ViewPort viewPort, double dpi, Geometry geom) { |
359 |
return super.toCartographicSize(viewPort, dpi, geom); |
360 |
// this symbol cannot apply any cartographic transfomation to its filling
|
361 |
} |
362 |
|
363 |
public void draw(Graphics2D g, AffineTransform affineTransform, |
364 |
Geometry geom, Feature f, Cancellable cancel) { |
365 |
draw(g, affineTransform, geom, cancel); |
366 |
|
367 |
} |
368 |
|
369 |
public Object clone() throws CloneNotSupportedException { |
370 |
PictureFillSymbol copy = (PictureFillSymbol) super.clone();
|
371 |
|
372 |
// clone selection
|
373 |
if (selectionSym != null) { |
374 |
//Parche por lo que hace el m?todo getSymbolForSelection
|
375 |
if (this == selectionSym){ |
376 |
copy.selectionSym = copy; |
377 |
} else {
|
378 |
copy.selectionSym = (PictureFillSymbol) selectionSym.clone(); |
379 |
} |
380 |
} |
381 |
|
382 |
// clone brackground image
|
383 |
if (bgImage != null) { |
384 |
copy.bgImage = (BackgroundFileStyle) bgImage.clone(); |
385 |
} |
386 |
|
387 |
// clone selection brackground image
|
388 |
if (bgSelImage != null) { |
389 |
copy.bgSelImage = (BackgroundFileStyle) bgSelImage.clone(); |
390 |
} |
391 |
|
392 |
// FIXME: clone properties
|
393 |
|
394 |
return copy;
|
395 |
} |
396 |
|
397 |
public void loadFromState(PersistentState state) throws PersistenceException { |
398 |
// Set parent style properties
|
399 |
super.loadFromState(state);
|
400 |
|
401 |
this.selected = (Boolean) state.get(SELECTED); |
402 |
this.selectionSym = (PictureFillSymbol) state.get(SELECTION_SYMBOL);
|
403 |
this.bgImage = (BackgroundFileStyle) state.get(BACKGROUND_IMAGE);
|
404 |
this.bgSelImage =
|
405 |
(BackgroundFileStyle) state.get(BACKGROUND_SELECTION_IMAGE); |
406 |
|
407 |
|
408 |
this.angle = (Double) state.get(ANGLE); |
409 |
this.xScale = (Double) state.get(X_SCALE); |
410 |
this.yScale = (Double) state.get(Y_SCALE); |
411 |
this.markerFillProperties = (IMarkerFillPropertiesStyle) state.get(MARKER_FILL_PROPERTIES);
|
412 |
|
413 |
|
414 |
} |
415 |
|
416 |
public void saveToState(PersistentState state) throws PersistenceException { |
417 |
// Save parent fill symbol properties
|
418 |
super.saveToState(state);
|
419 |
|
420 |
// Save own properties
|
421 |
state.set(SELECTED, this.selected);
|
422 |
state.set(SELECTION_SYMBOL, this.getSymbolForSelection());
|
423 |
state.set(BACKGROUND_IMAGE, this.bgImage);
|
424 |
state.set(BACKGROUND_SELECTION_IMAGE, this.bgSelImage);
|
425 |
state.set(ANGLE, this.angle);
|
426 |
state.set(X_SCALE, this.xScale);
|
427 |
state.set(Y_SCALE, this.yScale);
|
428 |
state.set(MARKER_FILL_PROPERTIES, this.markerFillProperties);
|
429 |
} |
430 |
|
431 |
public static class RegisterPersistence implements Callable { |
432 |
|
433 |
public Object call() throws Exception { |
434 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
435 |
if (manager.getDefinition(PICTURE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME) == null) { |
436 |
DynStruct definition = |
437 |
manager.addDefinition(PictureFillSymbol.class, |
438 |
PICTURE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
439 |
PICTURE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME |
440 |
+ " Persistence definition",
|
441 |
null,
|
442 |
null);
|
443 |
|
444 |
// Extend the Style base definition
|
445 |
definition.extend(manager.getDefinition(FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME)); |
446 |
|
447 |
definition.addDynFieldBoolean(SELECTED).setMandatory(false);
|
448 |
definition.addDynFieldObject(SELECTION_SYMBOL) |
449 |
.setClassOfValue(PictureFillSymbol.class).setMandatory(false);
|
450 |
definition.addDynFieldObject(BACKGROUND_IMAGE) |
451 |
.setClassOfValue(BackgroundFileStyle.class).setMandatory(false);
|
452 |
definition.addDynFieldObject(BACKGROUND_SELECTION_IMAGE) |
453 |
.setClassOfValue(BackgroundFileStyle.class).setMandatory(false);
|
454 |
definition.addDynFieldDouble(ANGLE).setMandatory(true);
|
455 |
definition.addDynFieldDouble(X_SCALE).setMandatory(true);
|
456 |
definition.addDynFieldDouble(Y_SCALE).setMandatory(true);
|
457 |
definition.addDynFieldObject(MARKER_FILL_PROPERTIES) |
458 |
.setClassOfValue(IMarkerFillPropertiesStyle.class).setMandatory(true);
|
459 |
} |
460 |
return Boolean.TRUE; |
461 |
} |
462 |
} |
463 |
|
464 |
public static class RegisterSymbol implements Callable { |
465 |
|
466 |
public Object call() throws Exception { |
467 |
SymbolManager manager = MapContextLocator.getSymbolManager(); |
468 |
|
469 |
manager.registerSymbol(PICTURE_FILL_SYMBOL_PERSISTENCE_DEFINITION_NAME, |
470 |
PictureFillSymbol.class); |
471 |
|
472 |
return Boolean.TRUE; |
473 |
} |
474 |
|
475 |
} |
476 |
|
477 |
public IBackgroundFileStyle getBackgroundFileStyle() {
|
478 |
return this.bgImage; |
479 |
} |
480 |
|
481 |
public IBackgroundFileStyle getSelectedBackgroundFileStyle() {
|
482 |
return this.bgSelImage; |
483 |
} |
484 |
|
485 |
} |