root / org.gvsig.legend.quantitybycategory.app.mainplugin / trunk / org.gvsig.legend.quantitybycategory.app.mainplugin / src / main / java / org / gvsig / symbology / fmap / rendering / QuantityByCategoryLegend.java @ 1857
History | View | Annotate | Download (16.5 KB)
1 |
package org.gvsig.symbology.fmap.rendering; |
---|---|
2 |
|
3 |
import java.util.ArrayList; |
4 |
import java.util.List; |
5 |
|
6 |
import org.slf4j.Logger; |
7 |
import org.slf4j.LoggerFactory; |
8 |
|
9 |
import org.gvsig.fmap.dal.feature.Feature; |
10 |
import org.gvsig.fmap.geom.Geometry; |
11 |
import org.gvsig.fmap.geom.GeometryLocator; |
12 |
import org.gvsig.fmap.geom.GeometryManager; |
13 |
import org.gvsig.fmap.mapcontext.MapContextException; |
14 |
import org.gvsig.fmap.mapcontext.MapContextLocator; |
15 |
import org.gvsig.fmap.mapcontext.MapContextManager; |
16 |
import org.gvsig.fmap.mapcontext.rendering.legend.IInterval; |
17 |
import org.gvsig.fmap.mapcontext.rendering.legend.ILegend; |
18 |
import org.gvsig.fmap.mapcontext.rendering.legend.events.SymbolLegendEvent; |
19 |
import org.gvsig.fmap.mapcontext.rendering.symbols.IMultiLayerSymbol; |
20 |
import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
21 |
import org.gvsig.symbology.fmap.mapcontext.rendering.legend.impl.AbstractClassifiedVectorLegend; |
22 |
import org.gvsig.symbology.fmap.mapcontext.rendering.legend.impl.VectorialIntervalLegend; |
23 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.fill.IFillSymbol; |
24 |
import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.IMarkerSymbol; |
25 |
import org.gvsig.tools.ToolsLocator; |
26 |
import org.gvsig.tools.dynobject.DynStruct; |
27 |
import org.gvsig.tools.persistence.PersistenceManager; |
28 |
import org.gvsig.tools.persistence.PersistentState; |
29 |
import org.gvsig.tools.persistence.exception.PersistenceException; |
30 |
import org.gvsig.tools.util.Callable; |
31 |
|
32 |
/**
|
33 |
* Implements a legend where the user can compare two different characteristics
|
34 |
* of a region in the map. These two "fields" will be compared, on one side,
|
35 |
* using a color for the region and , on the other side, using a graduated symbol.
|
36 |
* Both methods will change (the color or the size of the symbol) depending on
|
37 |
* the value of the fields.
|
38 |
*
|
39 |
* @author jaume dominguez faus - jaume.dominguez@iver.es
|
40 |
*/
|
41 |
public class QuantityByCategoryLegend extends AbstractClassifiedVectorLegend { |
42 |
|
43 |
private static final Logger logger = |
44 |
LoggerFactory.getLogger(QuantityByCategoryLegend.class); |
45 |
|
46 |
public static final String |
47 |
QUANTITY_BY_CATEGORY_LEGEND_PERSISTENCE_DEFINITION_NAME = |
48 |
"QUANTITY_BY_CATEGORY_LEGEND_PERSISTENCE_DEFINITION_NAME";
|
49 |
|
50 |
public static final String |
51 |
QUANTITY_BY_CATEGORY_LEGEND_NAME = "QUANTITY_BY_CATEGORY_LEGEND_NAME";
|
52 |
|
53 |
private GraduatedSymbolsLegend graduatedSymbol;
|
54 |
private VectorialIntervalLegend colorRamp;
|
55 |
|
56 |
private ISymbol defaultSymbol = null; |
57 |
private int shapeType = Geometry.TYPES.SURFACE; |
58 |
|
59 |
private boolean isUseDefaultSymbol; |
60 |
// private DataSource ds;
|
61 |
|
62 |
public QuantityByCategoryLegend() {
|
63 |
graduatedSymbol = new GraduatedSymbolsLegend();
|
64 |
colorRamp = new VectorialIntervalLegend(getShapeType());
|
65 |
this.setShapeType(Geometry.TYPES.SURFACE);
|
66 |
|
67 |
ISymbol def = MapContextLocator.getSymbolManager(). |
68 |
createSymbol(getShapeType()); |
69 |
this.setDefaultSymbol(def);
|
70 |
} |
71 |
|
72 |
|
73 |
public void clear() { |
74 |
colorRamp.clear(); |
75 |
graduatedSymbol.clear(); |
76 |
} |
77 |
|
78 |
public String[] getClassifyingFieldNames() { |
79 |
ArrayList<String> l = new ArrayList<String>(); |
80 |
for (int i = 0; i < graduatedSymbol.getClassifyingFieldNames().length; i++) { |
81 |
l.add(graduatedSymbol.getClassifyingFieldNames()[i]); |
82 |
} |
83 |
|
84 |
for (int i = 0; i < colorRamp.getClassifyingFieldNames().length; i++) { |
85 |
l.add(colorRamp.getClassifyingFieldNames()[i]); |
86 |
} |
87 |
return l.toArray(new String[l.size()]); |
88 |
} |
89 |
|
90 |
|
91 |
@Override
|
92 |
public int[] getClassifyingFieldTypes() { |
93 |
ArrayList<Integer> l = new ArrayList<Integer>(); |
94 |
for (int i = 0; i < graduatedSymbol.getClassifyingFieldTypes().length; i++) { |
95 |
l.add(graduatedSymbol.getClassifyingFieldTypes()[i]); |
96 |
} |
97 |
|
98 |
for (int i = 0; i < colorRamp.getClassifyingFieldTypes().length; i++) { |
99 |
l.add(colorRamp.getClassifyingFieldTypes()[i]); |
100 |
} |
101 |
|
102 |
int len = l.size();
|
103 |
int[] resp = new int[len]; |
104 |
for (int i=0; i<len; i++) { |
105 |
resp[i] = l.get(i).intValue(); |
106 |
} |
107 |
return resp;
|
108 |
} |
109 |
|
110 |
public void setClassifyingFieldTypes(int[] fieldTypes) { |
111 |
if (fieldTypes.length == 2) { |
112 |
colorRamp.setClassifyingFieldTypes(new int[] {fieldTypes[1]}); |
113 |
graduatedSymbol.setClassifyingFieldTypes(new int[] {fieldTypes[0]}); |
114 |
} else {
|
115 |
logger.info("Error: Unexpected array size (should be 2)");
|
116 |
} |
117 |
super.setClassifyingFieldTypes(fieldTypes);
|
118 |
} |
119 |
|
120 |
|
121 |
/**
|
122 |
* Sets the field names required to build this legend. In this case
|
123 |
* fieldNames is an array of length 2 where the first element is
|
124 |
* the field name for the embedded GraduatedSymbolLegend, and the
|
125 |
* second is the field name for the embedded colorRamp (VectorialIntervalLegend)
|
126 |
* legend.
|
127 |
*/
|
128 |
public void setClassifyingFieldNames(String[] fieldNames) { |
129 |
|
130 |
if (fieldNames.length == 2) { |
131 |
colorRamp.setClassifyingFieldNames(new String[] {fieldNames[1]}); |
132 |
graduatedSymbol.setClassifyingFieldNames(new String[] {fieldNames[0]}); |
133 |
} else {
|
134 |
logger.info("Error: Unexpected array size (should be 2)");
|
135 |
} |
136 |
super.setClassifyingFieldNames(fieldNames);
|
137 |
} |
138 |
|
139 |
public void addSymbol(Object key, ISymbol symbol) { |
140 |
// System.out.println("adding "+key+"["+symbol+"]");
|
141 |
|
142 |
if(symbol instanceof IFillSymbol) |
143 |
colorRamp.addSymbol(key, symbol); |
144 |
else if(symbol instanceof IMarkerSymbol) |
145 |
graduatedSymbol.addSymbol(key, symbol); |
146 |
|
147 |
fireClassifiedSymbolChangeEvent( |
148 |
new SymbolLegendEvent(null, symbol)); |
149 |
} |
150 |
|
151 |
public void delSymbol(Object key) { |
152 |
colorRamp.delSymbol(key); |
153 |
graduatedSymbol.delSymbol(key); |
154 |
fireClassifiedSymbolChangeEvent( |
155 |
new SymbolLegendEvent(
|
156 |
null,
|
157 |
null));
|
158 |
} |
159 |
|
160 |
public String[] getDescriptions() { |
161 |
String[] desc1 = colorRamp.getDescriptions(); |
162 |
String[] desc2 = graduatedSymbol.getDescriptions(); |
163 |
Object[] objects1 = colorRamp.getValues(); |
164 |
Object[] objects2 = graduatedSymbol.getValues(); |
165 |
|
166 |
List descriptionsList = new ArrayList<String>(); |
167 |
for (int i = 0; i < objects1.length; i++) { |
168 |
//Pretend?a saltar el valor por defecto pero no es necesario si en getValues se pone como clave null
|
169 |
// if(objects1[i] instanceof IInterval){
|
170 |
descriptionsList.add(desc1[i]); |
171 |
// }
|
172 |
} |
173 |
for (int i = 0; i < objects2.length; i++) { |
174 |
//Pretend?a saltar el valor por defecto pero no es necesario si en getValues se pone como clave null
|
175 |
// if(objects2[i] instanceof IInterval){
|
176 |
descriptionsList.add(desc2[i]); |
177 |
// }
|
178 |
} |
179 |
|
180 |
String[] descriptions = new String[descriptionsList.size()]; |
181 |
descriptions = (String[]) descriptionsList.toArray(descriptions); |
182 |
return descriptions;
|
183 |
|
184 |
} |
185 |
|
186 |
public ISymbol[] getSymbols() { |
187 |
ISymbol[] symbols1 = colorRamp.getSymbols();
|
188 |
ISymbol[] symbols2 = graduatedSymbol.getSymbols();
|
189 |
Object[] objects1 = colorRamp.getValues(); |
190 |
Object[] objects2 = graduatedSymbol.getValues(); |
191 |
|
192 |
|
193 |
List symbolsList = new ArrayList<ISymbol>(); |
194 |
for (int i = 0; i < objects1.length; i++) { |
195 |
//Pretend?a saltar el valor por defecto pero no es necesario si en getValues se pone como clave null
|
196 |
// if(objects1[i] instanceof IInterval){
|
197 |
symbolsList.add(symbols1[i]); |
198 |
// }
|
199 |
} |
200 |
for (int i = 0; i < objects2.length; i++) { |
201 |
//Pretend?a saltar el valor por defecto pero no es necesario si en getValues se pone como clave null
|
202 |
// if(objects2[i] instanceof IInterval){
|
203 |
symbolsList.add(symbols2[i]); |
204 |
// }
|
205 |
} |
206 |
|
207 |
ISymbol[] symbols = new ISymbol[symbolsList.size()]; |
208 |
symbols = (ISymbol[]) symbolsList.toArray(symbols);
|
209 |
return symbols;
|
210 |
} |
211 |
|
212 |
public Object[] getValues() { |
213 |
Object[] objects1 = colorRamp.getValues(); |
214 |
Object[] objects2 = graduatedSymbol.getValues(); |
215 |
|
216 |
List objectsList = new ArrayList<IInterval>(); |
217 |
for (int i = 0; i < objects1.length; i++) { |
218 |
if(objects1[i] instanceof IInterval){ |
219 |
objectsList.add(objects1[i]); |
220 |
} else {
|
221 |
objectsList.add(null); //Si no es un IInterval es el valor por defecto |
222 |
} |
223 |
} |
224 |
for (int i = 0; i < objects2.length; i++) { |
225 |
if(objects2[i] instanceof IInterval){ |
226 |
objectsList.add(objects2[i]); |
227 |
} else {
|
228 |
objectsList.add(null); //Si no es un IInterval es el valor por defecto |
229 |
} |
230 |
} |
231 |
Object[] objects = new IInterval[objectsList.size()]; |
232 |
objects = objectsList.toArray(objects); |
233 |
return objects;
|
234 |
|
235 |
} |
236 |
|
237 |
|
238 |
public Object clone() throws CloneNotSupportedException { |
239 |
|
240 |
QuantityByCategoryLegend resp = |
241 |
(QuantityByCategoryLegend) super.clone();
|
242 |
|
243 |
resp.setShapeType(this.getShapeType());
|
244 |
|
245 |
resp.useDefaultSymbol(this.isUseDefaultSymbol());
|
246 |
ISymbol defsym = this.getDefaultSymbol();
|
247 |
defsym = (ISymbol) defsym.clone(); |
248 |
resp.setDefaultSymbol(defsym); |
249 |
|
250 |
GraduatedSymbolsLegend gleg = this.getGraduatedSymbolsLegend();
|
251 |
gleg = (GraduatedSymbolsLegend) gleg.cloneLegend(); |
252 |
resp.setGraduateSymbolLegend(gleg); |
253 |
|
254 |
VectorialIntervalLegend interleg = this.getColorRampLegend();
|
255 |
interleg = (VectorialIntervalLegend) interleg.cloneLegend(); |
256 |
resp.setColorRampLegend(interleg); |
257 |
return resp;
|
258 |
} |
259 |
/**
|
260 |
* Obtains the GraduatedSymbolLegend
|
261 |
*
|
262 |
* @return GraduatedSymbolLegend
|
263 |
*/
|
264 |
public GraduatedSymbolsLegend getGraduatedSymbolsLegend() {
|
265 |
return graduatedSymbol;
|
266 |
} |
267 |
/**
|
268 |
* Obtains the VectorialIntervalLegend
|
269 |
*
|
270 |
* @return VectorialIntervalLegend
|
271 |
*/
|
272 |
public VectorialIntervalLegend getColorRampLegend() {
|
273 |
return colorRamp;
|
274 |
} |
275 |
|
276 |
/*
|
277 |
public void setDataSource(DataSource ds) throws FieldNotFoundException, ReadDriverException {
|
278 |
// TODO remove it when FLyrVect.forTestOnlyVariableUseIterators_REMOVE_THIS_FIELD is removed
|
279 |
// if (FLyrVect.forTestOnlyVariableUseIterators_REMOVE_THIS_FIELD) {
|
280 |
this.ds = ds;
|
281 |
// }
|
282 |
graduatedSymbol.setDataSource(ds);
|
283 |
colorRamp.setDataSource(ds);
|
284 |
}
|
285 |
*/
|
286 |
|
287 |
/*
|
288 |
public ISymbol getSymbol(int i) {
|
289 |
|
290 |
IMarkerSymbol sym1 = (IMarkerSymbol) graduatedSymbol.getSymbol(i);
|
291 |
ISymbol sym2 = colorRamp.getSymbol(i);
|
292 |
|
293 |
IMultiLayerSymbol multiSym = null;
|
294 |
int shpt = this.getShapeType();
|
295 |
|
296 |
if (isPolygonal(shpt)) {
|
297 |
// symbol from the GraduatedSymbolLegend is a marker, but
|
298 |
// what we need is a fill symbol. Will use a MarkerFillSymbol
|
299 |
// to enable support for Polygons
|
300 |
MarkerFillSymbol aux = new MarkerFillSymbol();
|
301 |
// tell the fill style to draw the IMarkerSymbol
|
302 |
// as a IFillSymbol centering it in the shape polygon
|
303 |
// centroid and applying offset (if any).
|
304 |
aux.setMarker(sym1);
|
305 |
SimpleMarkerFillPropertiesStyle p =
|
306 |
new SimpleMarkerFillPropertiesStyle();
|
307 |
p.setFillStyle(SimpleMarkerFillPropertiesStyle.SINGLE_CENTERED_SYMBOL);
|
308 |
aux.setMarkerFillProperties(p);
|
309 |
|
310 |
multiSym = MapContextLocator.getSymbolManager().
|
311 |
createMultiLayerSymbol(Geometry.TYPES.SURFACE);
|
312 |
|
313 |
multiSym.addLayer(sym2);
|
314 |
multiSym.addLayer(aux);
|
315 |
break;
|
316 |
|
317 |
} else {
|
318 |
logger.info("Error: unexpected shape type (should be surface): " + shpt);
|
319 |
}
|
320 |
|
321 |
return multiSym;
|
322 |
}
|
323 |
*/
|
324 |
|
325 |
public ISymbol getSymbolByFeature(Feature feat) throws MapContextException { |
326 |
|
327 |
ISymbol sym1 = null, sym2 = null; |
328 |
sym1 = graduatedSymbol.getSymbolByFeature(feat); |
329 |
// Ensure fill symbol
|
330 |
sym1 = GraduatedSymbolsLegend.toFillSymbol(sym1); |
331 |
|
332 |
sym2 = colorRamp.getSymbolByFeature(feat); |
333 |
|
334 |
IMultiLayerSymbol multiSym = null;
|
335 |
int shpt = this.getShapeType(); |
336 |
|
337 |
if (isPolygonal(shpt)) {
|
338 |
|
339 |
multiSym = MapContextLocator.getSymbolManager(). |
340 |
createMultiLayerSymbol(Geometry.TYPES.SURFACE); |
341 |
|
342 |
if (sym2 != null) multiSym.addLayer(sym2); |
343 |
if (sym1 != null) multiSym.addLayer(sym1); |
344 |
} else {
|
345 |
logger.info("Error: unexpected shape type (should be surface): " + shpt);
|
346 |
} |
347 |
|
348 |
return multiSym;
|
349 |
} |
350 |
|
351 |
public void setShapeType(int shpt) { |
352 |
|
353 |
this.shapeType = shpt;
|
354 |
ISymbol sym = null;
|
355 |
|
356 |
graduatedSymbol.setShapeType(Geometry.TYPES.POINT); |
357 |
sym = MapContextLocator.getSymbolManager().createSymbol( |
358 |
Geometry.TYPES.POINT); |
359 |
graduatedSymbol.setDefaultSymbol(sym); |
360 |
|
361 |
colorRamp.setShapeType(shpt); |
362 |
sym = MapContextLocator.getSymbolManager().createSymbol(shpt); |
363 |
colorRamp.setDefaultSymbol(sym); |
364 |
} |
365 |
|
366 |
|
367 |
|
368 |
public boolean isUseDefaultSymbol() { |
369 |
return isUseDefaultSymbol;
|
370 |
} |
371 |
|
372 |
public void useDefaultSymbol(boolean b) { |
373 |
this.isUseDefaultSymbol = b;
|
374 |
} |
375 |
|
376 |
public void setGraduateSymbolLegend(GraduatedSymbolsLegend legend) { |
377 |
this.graduatedSymbol = legend;
|
378 |
} |
379 |
|
380 |
public void setColorRampLegend(VectorialIntervalLegend legend) { |
381 |
this.colorRamp = legend;
|
382 |
} |
383 |
|
384 |
public String getClassName() { |
385 |
return getClass().getName();
|
386 |
} |
387 |
|
388 |
public void replace(ISymbol oldSymbol, ISymbol newSymbol) { |
389 |
ISymbol[] symbols;
|
390 |
// look first in the graduated symbol legend
|
391 |
symbols = graduatedSymbol.getSymbols(); |
392 |
|
393 |
for (int i = 0; i < symbols.length; i++) { |
394 |
if (symbols[i].equals(oldSymbol)) {
|
395 |
graduatedSymbol.replace(oldSymbol, newSymbol); |
396 |
return;
|
397 |
} |
398 |
} |
399 |
|
400 |
// if the symbol wasn't found yet, proceed with color ramp
|
401 |
symbols = colorRamp.getSymbols(); |
402 |
|
403 |
for (int i = 0; i < symbols.length; i++) { |
404 |
if (symbols[i].equals(oldSymbol)) {
|
405 |
colorRamp.replace(oldSymbol, newSymbol); |
406 |
return;
|
407 |
} |
408 |
} |
409 |
|
410 |
} |
411 |
|
412 |
public static boolean isPolygonal(int ty) { |
413 |
GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
414 |
return geomManager.isSubtype(Geometry.TYPES.MULTISURFACE, ty) ||
|
415 |
geomManager.isSubtype(Geometry.TYPES.SURFACE, ty); |
416 |
} |
417 |
|
418 |
public ISymbol getDefaultSymbol() {
|
419 |
return this.defaultSymbol; |
420 |
} |
421 |
|
422 |
|
423 |
public int getShapeType() { |
424 |
return this.shapeType; |
425 |
} |
426 |
|
427 |
|
428 |
public void setDefaultSymbol(ISymbol s) { |
429 |
this.defaultSymbol = s;
|
430 |
} |
431 |
|
432 |
|
433 |
// =============================
|
434 |
|
435 |
public static class RegisterPersistence implements Callable { |
436 |
|
437 |
public Object call() throws Exception { |
438 |
|
439 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
440 |
if (manager.getDefinition(
|
441 |
QUANTITY_BY_CATEGORY_LEGEND_PERSISTENCE_DEFINITION_NAME) == null) {
|
442 |
DynStruct definition = manager |
443 |
.addDefinition(QuantityByCategoryLegend.class, |
444 |
QUANTITY_BY_CATEGORY_LEGEND_PERSISTENCE_DEFINITION_NAME, |
445 |
QUANTITY_BY_CATEGORY_LEGEND_PERSISTENCE_DEFINITION_NAME |
446 |
+ " Persistence definition", null, null); |
447 |
|
448 |
definition.extend(manager.getDefinition( |
449 |
AbstractClassifiedVectorLegend |
450 |
.CLASSIFIED_VECTOR_LEGEND_PERSISTENCE_DEFINITION_NAME)); |
451 |
|
452 |
definition.addDynFieldBoolean("useDefaultSymbol")
|
453 |
.setMandatory(true);
|
454 |
|
455 |
definition.addDynFieldObject("graduatedLegend")
|
456 |
.setClassOfValue(ILegend.class).setMandatory(true);
|
457 |
definition.addDynFieldObject("rampLegend")
|
458 |
.setClassOfValue(ILegend.class).setMandatory(true);
|
459 |
} |
460 |
return Boolean.TRUE; |
461 |
} |
462 |
|
463 |
} |
464 |
|
465 |
public static class RegisterLegend implements Callable { |
466 |
|
467 |
public Object call() throws Exception { |
468 |
MapContextManager manager = |
469 |
MapContextLocator.getMapContextManager(); |
470 |
|
471 |
manager.registerLegend( |
472 |
QUANTITY_BY_CATEGORY_LEGEND_NAME, |
473 |
QuantityByCategoryLegend.class); |
474 |
|
475 |
return Boolean.TRUE; |
476 |
} |
477 |
|
478 |
} |
479 |
|
480 |
public void saveToState(PersistentState state) throws PersistenceException { |
481 |
|
482 |
super.saveToState(state);
|
483 |
state.set("useDefaultSymbol", this.isUseDefaultSymbol()); |
484 |
state.set("graduatedLegend", this.getGraduatedSymbolsLegend()); |
485 |
state.set("rampLegend", this.getColorRampLegend()); |
486 |
} |
487 |
|
488 |
public void loadFromState(PersistentState state) |
489 |
throws PersistenceException {
|
490 |
|
491 |
super.loadFromState(state);
|
492 |
|
493 |
Boolean b = state.getBoolean("useDefaultSymbol"); |
494 |
this.useDefaultSymbol(b);
|
495 |
|
496 |
ILegend leg = (ILegend) state.get("graduatedLegend");
|
497 |
if (leg instanceof GraduatedSymbolsLegend) { |
498 |
this.setGraduateSymbolLegend((GraduatedSymbolsLegend) leg);
|
499 |
} else {
|
500 |
throw new PersistenceException(new ClassCastException( |
501 |
"Unexpected legend type (" + leg + "). Should be GraduatedSymbolsLegend")); |
502 |
} |
503 |
|
504 |
leg = (ILegend) state.get("rampLegend");
|
505 |
if (leg instanceof VectorialIntervalLegend) { |
506 |
this.setColorRampLegend((VectorialIntervalLegend) leg);
|
507 |
} else {
|
508 |
throw new PersistenceException(new ClassCastException( |
509 |
"Unexpected legend type (" + leg + "). Should be VectorialIntervalLegend")); |
510 |
} |
511 |
} |
512 |
|
513 |
|
514 |
|
515 |
} |