1 |
/* |
package skrueger.geotools; |
|
* GeoTools - OpenSource mapping toolkit |
|
|
* http://geotools.org |
|
|
* (C) 2002-2006, GeoTools Project Managment Committee (PMC) |
|
|
* |
|
|
* This library is free software; you can redistribute it and/or |
|
|
* modify it under the terms of the GNU Lesser General Public |
|
|
* License as published by the Free Software Foundation; |
|
|
* version 2.1 of the License. |
|
|
* |
|
|
* This library is distributed in the hope that it will be useful, |
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
|
* Lesser General Public License for more details. |
|
|
*/ |
|
|
package gtmig.org.geotools.swing; |
|
2 |
|
|
|
/** |
|
|
* This class is 50% copied from GeoTools 2.6.x JMapPane. GeoTools is LGPL, SCHMITZM also.<br/> |
|
|
* In addition to |
|
|
*/ |
|
|
|
|
|
import java.awt.AlphaComposite; |
|
3 |
import java.awt.Color; |
import java.awt.Color; |
4 |
import java.awt.Cursor; |
import java.awt.Cursor; |
5 |
import java.awt.Font; |
import java.awt.Font; |
20 |
import java.awt.geom.NoninvertibleTransformException; |
import java.awt.geom.NoninvertibleTransformException; |
21 |
import java.awt.geom.Point2D; |
import java.awt.geom.Point2D; |
22 |
import java.awt.image.BufferedImage; |
import java.awt.image.BufferedImage; |
|
import java.beans.PropertyChangeEvent; |
|
|
import java.beans.PropertyChangeListener; |
|
23 |
import java.io.IOException; |
import java.io.IOException; |
24 |
|
import java.util.ArrayList; |
25 |
import java.util.HashMap; |
import java.util.HashMap; |
26 |
import java.util.Map; |
import java.util.Map; |
27 |
import java.util.Vector; |
import java.util.Vector; |
28 |
|
|
29 |
import javax.swing.JFrame; |
import javax.swing.JList; |
|
import javax.swing.JPanel; |
|
30 |
import javax.swing.Timer; |
import javax.swing.Timer; |
31 |
|
import javax.swing.border.Border; |
32 |
|
|
33 |
import org.apache.log4j.Logger; |
import org.apache.log4j.Logger; |
34 |
|
import org.geotools.factory.GeoTools; |
35 |
import org.geotools.feature.FeatureCollection; |
import org.geotools.feature.FeatureCollection; |
36 |
|
import org.geotools.geometry.DirectPosition2D; |
37 |
import org.geotools.geometry.jts.JTS; |
import org.geotools.geometry.jts.JTS; |
38 |
import org.geotools.geometry.jts.ReferencedEnvelope; |
import org.geotools.geometry.jts.ReferencedEnvelope; |
39 |
import org.geotools.map.DefaultMapContext; |
import org.geotools.map.DefaultMapContext; |
47 |
import org.geotools.renderer.GTRenderer; |
import org.geotools.renderer.GTRenderer; |
48 |
import org.geotools.renderer.label.LabelCacheImpl; |
import org.geotools.renderer.label.LabelCacheImpl; |
49 |
import org.geotools.renderer.lite.LabelCache; |
import org.geotools.renderer.lite.LabelCache; |
50 |
|
import org.geotools.renderer.lite.RendererUtilities; |
51 |
|
import org.geotools.renderer.lite.StreamingRenderer; |
52 |
import org.geotools.swing.JMapPane; |
import org.geotools.swing.JMapPane; |
53 |
import org.geotools.swing.event.MapMouseEvent; |
import org.geotools.swing.event.MapMouseEvent; |
54 |
import org.geotools.swing.event.MapPaneEvent; |
import org.geotools.swing.event.MapPaneEvent; |
63 |
import schmitzm.geotools.GTUtil; |
import schmitzm.geotools.GTUtil; |
64 |
import schmitzm.geotools.JTSUtil; |
import schmitzm.geotools.JTSUtil; |
65 |
import schmitzm.geotools.gui.SelectableXMapPane; |
import schmitzm.geotools.gui.SelectableXMapPane; |
66 |
|
import schmitzm.geotools.io.GeoImportUtil; |
67 |
import schmitzm.geotools.map.event.JMapPaneListener; |
import schmitzm.geotools.map.event.JMapPaneListener; |
68 |
import schmitzm.geotools.map.event.MapLayerAdapter; |
import schmitzm.geotools.map.event.MapLayerAdapter; |
69 |
|
import schmitzm.lang.LangUtil; |
70 |
|
import schmitzm.swing.JPanel; |
71 |
import schmitzm.swing.SwingUtil; |
import schmitzm.swing.SwingUtil; |
72 |
import skrueger.geotools.RenderingExecutor; |
import schmitzm.swing.event.MouseInputType; |
73 |
|
|
74 |
import com.vividsolutions.jts.geom.Coordinate; |
import com.vividsolutions.jts.geom.Coordinate; |
75 |
import com.vividsolutions.jts.geom.Envelope; |
import com.vividsolutions.jts.geom.Envelope; |
76 |
import com.vividsolutions.jts.geom.Geometry; |
import com.vividsolutions.jts.geom.Geometry; |
77 |
|
|
78 |
public class XMapPane extends JPanel implements PropertyChangeListener { |
/** |
79 |
private static Logger LOGGER = Logger.getLogger(XMapPane.class); |
* The {@link XMapPane} class uses a Geotools {@link GTRenderer} to paint up to |
80 |
|
* two {@link MapContext}s: a "local" {@link MapContext} and a "background" |
81 |
|
* {@link MapContext}. The idea is, that rendering a background layer made up of |
82 |
|
* e.g. OSM data, may take much longer than rendering local data.<br> |
83 |
|
* Every {@link MapContext} is rendered on a {@link Thread} of it's own. |
84 |
|
* Starting/ cancelling these threads is done by the {@link RenderingExecutor}.<br> |
85 |
|
* <br> |
86 |
|
* While the renderers are rending the map, a <br> |
87 |
|
* The {@link XMapPane} is based on schmitzm {@link JPanel}, so |
88 |
|
* {@link #print(Graphics)} will automatically set the background of components |
89 |
|
* to pure white. |
90 |
|
* |
91 |
|
* The XMapPane has a {@link MouseListener} that manages zooming.<br> |
92 |
|
* A logo/icon to float in the lower left corner may be set with |
93 |
|
* {@link #setMapImage(BufferedImage)}<br> |
94 |
|
* |
95 |
|
* @see SelectableXMapPane - an extension of {@link XMapPane} that supports |
96 |
|
* selecting features. |
97 |
|
* |
98 |
|
* @author stefan |
99 |
|
* |
100 |
|
*/ |
101 |
|
public class XMapPane extends JPanel { |
102 |
|
|
103 |
|
// private static final int IMAGETYPE = BufferedImage.TYPE_INT_RGB; |
104 |
|
// private static final int IMAGETYPE_withAlpha = |
105 |
|
// BufferedImage.TYPE_INT_ARGB; |
106 |
|
private static final int IMAGETYPE = BufferedImage.TYPE_3BYTE_BGR; |
107 |
|
private static final int IMAGETYPE_withAlpha = BufferedImage.TYPE_4BYTE_ABGR; |
108 |
|
|
109 |
|
private final static Logger LOGGER = Logger.getLogger(XMapPane.class); |
110 |
|
|
111 |
/** |
/** |
112 |
* Sets whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
* A flag indicating whether the {@link XMapPane} is accepting repaints from |
113 |
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. |
* the EDT. @see {@link XMapPane#setPainting(boolean)) |
114 |
|
**/ |
115 |
|
private boolean acceptsRepaintCalls = true; |
116 |
|
|
117 |
|
/** |
118 |
|
* Main {@link MapContext} that holds all layers that are rendered into the |
119 |
|
* {@link #localImage} by the {@link #localRenderer} |
120 |
|
*/ |
121 |
|
MapContext localContext; |
122 |
|
|
123 |
|
/** |
124 |
|
* {@link MapContext} holding the background layers. Use it for layers that |
125 |
|
* CAN take very long for rendering, like layer from the Internet: WMS, WFS, |
126 |
|
* OSM...<br> |
127 |
|
* <code>null</code> by default. |
128 |
* |
* |
129 |
* @param layer |
* @see #setBgContext(MapContext) |
130 |
* a layer |
* @see #getBgContext() |
|
* @param selectable |
|
|
* if {@code false} the layer is ignored during the upper |
|
|
* mentioned actions. If <code>null</code>, the default (true) |
|
|
* will be used. |
|
131 |
*/ |
*/ |
132 |
public void setMapLayerSelectable(MapLayer layer, Boolean selectable) { |
MapContext bgContext; |
|
if (selectable == null) |
|
|
mapLayerSelectable.remove(layer); |
|
|
else |
|
|
mapLayerSelectable.put(layer, selectable); |
|
|
} |
|
133 |
|
|
134 |
/** |
/** |
135 |
* Holds a flag for each layer, whether it is regarded or ignored on |
* While threads are working, calls {@link XMapPane#updateFinalImage()} |
136 |
* {@link #SELECT_TOP}, {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} |
* regularly and {@link #repaint()}. This {@link Timer} is stopped when all |
137 |
* actions. |
* renderers have finished. |
138 |
|
* |
139 |
|
* @see INITIAL_REPAINT_DELAYAL |
140 |
|
* @see #REPEATING_REPAINT_DELAY |
141 |
*/ |
*/ |
142 |
final protected HashMap<MapLayer, Boolean> mapLayerSelectable = new HashMap<MapLayer, Boolean>(); |
final private Timer repaintTimer; |
143 |
|
|
144 |
/** |
/** |
145 |
* Returns whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
* The initial delay in milliseconds until the {@link #finalImage} is |
146 |
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. Returns |
* updated the first time. |
147 |
* <code>true</code> if the selectability has not been defined. |
*/ |
148 |
|
public static final int INITIAL_REPAINT_DELAY = 900; |
149 |
|
|
150 |
|
/** |
151 |
|
* While the {@link #bgExecuter} and {@link #localExecuter} are rendering, |
152 |
|
* the {@link #repaintTimer} is regularly updating the {@link #finalImage} |
153 |
|
* with previews. |
154 |
|
*/ |
155 |
|
public static final int REPEATING_REPAINT_DELAY = 500; |
156 |
|
|
157 |
|
/** |
158 |
|
* Default delay (milliseconds) before the map will be redrawn when resizing |
159 |
|
* the pane. This is to avoid flickering while drag-resizing. |
160 |
* |
* |
161 |
* @param layer |
* @see #resizeTimer |
|
* a layer |
|
162 |
*/ |
*/ |
163 |
public boolean isMapLayerSelectable(MapLayer layer) { |
public static final int DEFAULT_RESIZING_PAINT_DELAY = 600; |
164 |
Boolean selectable = mapLayerSelectable.get(layer); |
|
165 |
return selectable == null ? true : selectable; |
/** |
166 |
} |
* This not-repeating {@link Timer} is re-started whenever the component is |
167 |
|
* resized. That means => only if the component is not resizing for |
168 |
|
* {@link #DEFAULT_RESIZING_PAINT_DELAY} milliseconds, does the |
169 |
|
* {@link XMapPane} react. |
170 |
|
*/ |
171 |
|
private final Timer resizeTimer; |
172 |
|
|
173 |
|
/** |
174 |
|
* Flag for no-tool. |
175 |
|
*/ |
176 |
|
public static final int NONE = -123; |
177 |
|
|
178 |
/** |
/** |
179 |
* Flag fuer Modus "Kartenausschnitt bewegen". Nicht fuer Window-Auswahl |
* Flag fuer Modus "Kartenausschnitt bewegen". Nicht fuer Window-Auswahl |
182 |
* @see #setState(int) |
* @see #setState(int) |
183 |
*/ |
*/ |
184 |
public static final int PAN = 1; |
public static final int PAN = 1; |
185 |
|
|
186 |
/** |
/** |
187 |
* Flag fuer Modus "Heran zoomen". |
* Flag fuer Modus "Heran zoomen". |
188 |
* |
* |
190 |
* @see #setState(int) |
* @see #setState(int) |
191 |
*/ |
*/ |
192 |
public static final int ZOOM_IN = 2; |
public static final int ZOOM_IN = 2; |
193 |
|
|
194 |
/** |
/** |
195 |
* Flag fuer Modus "Heraus zoomen". Nicht fuer Window-Auswahl moeglich! |
* Flag fuer Modus "Heraus zoomen". Nicht fuer Window-Auswahl moeglich! |
196 |
* |
* |
197 |
* @see #setState(int) |
* @see #setState(int) |
198 |
*/ |
*/ |
199 |
public static final int ZOOM_OUT = 3; |
public static final int ZOOM_OUT = 3; |
200 |
/** |
|
|
* Flag fuer Modus |
|
|
* "SimpleFeature-Auswahl auf dem obersten (sichtbaren) Layer". |
|
|
* |
|
|
* @see #setState(int) |
|
|
* @see #setState(int) |
|
|
*/ |
|
|
public static final int SELECT_TOP = 4; |
|
201 |
/** |
/** |
202 |
* Flag fuer Modus "SimpleFeature-Auswahl auf allen (sichtbaren) Layern". |
* Flag fuer Modus "SimpleFeature-Auswahl auf allen (sichtbaren) Layern". |
203 |
* |
* |
213 |
* @see #setState(int) |
* @see #setState(int) |
214 |
*/ |
*/ |
215 |
public static final int SELECT_ONE_FROM_TOP = 104; |
public static final int SELECT_ONE_FROM_TOP = 104; |
|
// |
|
|
// /** |
|
|
// * While threads are working, we call {@link XMapPane#updateFinalImage()} |
|
|
// * regularly and repaint(). This {@link Timer} is stopped when all renderers |
|
|
// * have finished. |
|
|
// */ |
|
|
// final private Timer repainterTimer; |
|
|
// |
|
|
// /** |
|
|
// * While the {@link #bgExecuter} and {@link #localExecuter} are rendering, |
|
|
// * the {@link #repainterTimer} is regularly updating the {@link #finalImage} |
|
|
// * with previews. |
|
|
// */ |
|
|
// public static final long REPEATING_REPAINT_DELAY = 500; |
|
|
// |
|
|
// /** |
|
|
// * The initial delay in milliseconds until the {@link #finalImage} is updated the first time. |
|
|
// */ |
|
|
// public static final long INITIAL_REPAINT_DELAY = 333; |
|
|
|
|
|
protected RenderingExecutor bgExecuter; |
|
|
|
|
216 |
/** |
/** |
217 |
* the map context to render |
* Flag fuer Modus |
218 |
*/ |
* "SimpleFeature-Auswahl auf dem obersten (sichtbaren) Layer". |
219 |
MapContext localContext; |
* |
220 |
/** |
* @see #setState(int) |
221 |
* the map context to render |
* @see #setState(int) |
|
*/ |
|
|
MapContext bgContext; |
|
|
|
|
|
/** |
|
|
* the area of the map to draw |
|
222 |
*/ |
*/ |
223 |
protected Envelope mapArea = null; |
public static final int SELECT_TOP = 4; |
|
/** |
|
|
* We store the old mapArea for a moment to use it for the |
|
|
* "quick scaled preview" in case of ZoomOut |
|
|
**/ |
|
|
protected Envelope oldMapArea = null; |
|
224 |
|
|
225 |
/** |
/** |
226 |
* the size of the pane last time we drew |
* {@link Font} used to paint the wait messages into the map |
227 |
|
* |
228 |
|
* @see #addGadgets(Graphics2D, boolean) |
229 |
*/ |
*/ |
230 |
protected Rectangle oldRect = null; |
final static Font waitFont = new Font("Arial", Font.BOLD, 28); |
231 |
|
|
232 |
/** |
/** |
233 |
* The Renderer for the Background uses this Image. When set to null, please |
* {@link Font} used to paint error messages into the map |
234 |
* dispose the {@link Graphics2D} |
* |
235 |
|
* @see #addGadgets(Graphics2D, boolean) |
236 |
*/ |
*/ |
237 |
protected BufferedImage bgImage; |
final static Font errorFont = new Font("Arial", Font.BOLD, 13); |
238 |
|
|
239 |
/** |
/** |
240 |
* The Renderer for the LocalLayers uses this Image. When set to null, |
* If last average last two renderings took more than that many ms, show the |
241 |
* please dispose this {@link Graphics2D} |
* user a scaled preview |
242 |
*/ |
**/ |
243 |
volatile protected BufferedImage localImage; |
private static final long PRESCALE_MINTIME = 230; |
244 |
|
|
245 |
/** |
/** |
246 |
* compass and icon are rendered into this image |
* The wait message painted into the map while rendering is going on on |
247 |
|
* another thread. |
248 |
|
* |
249 |
|
* @see #addGadgets(Graphics2D, boolean) |
250 |
*/ |
*/ |
251 |
// protected BufferedImage gadgetsImage; |
final String waitMsg = SwingUtil.R("WaitMess"); |
|
|
|
|
/** |
|
|
* The default state is ZOOM_IN, hence by default the |
|
|
* {@link #zoomMapPaneMouseListener} is also enabled. |
|
|
**/ |
|
|
private int state = ZOOM_IN; |
|
252 |
|
|
253 |
/** |
/** |
254 |
* Konvertiert die Maus-Koordinaten (relativ zum <code>JMapPane</code>) in |
* Konvertiert die Maus-Koordinaten (relativ zum <code>JMapPane</code>) in |
257 |
* @param e |
* @param e |
258 |
* Maus-Ereignis |
* Maus-Ereignis |
259 |
*/ |
*/ |
260 |
public static Point2D getMapCoordinatesFromEvent(MouseEvent e) { |
public static DirectPosition2D getMapCoordinatesFromEvent(final MouseEvent e) { |
261 |
// aktuelle Geo-Position aus GeoMouseEvent ermitteln |
// aktuelle Geo-Position aus GeoMouseEvent ermitteln |
262 |
if (e != null && e instanceof MapMouseEvent) |
if (e != null && e instanceof MapMouseEvent) |
263 |
try { |
try { |
264 |
return ((MapMouseEvent) e).getMapPosition().toPoint2D(); |
return ((MapMouseEvent) e).getMapPosition(); |
265 |
} catch (Exception err) { |
} catch (final Exception err) { |
266 |
LOGGER |
LOGGER |
267 |
.error( |
.error( |
268 |
"return ((GeoMouseEvent) e).getMapCoordinate(null).toPoint2D();", |
"return ((GeoMouseEvent) e).getMapCoordinate(null).toPoint2D();", |
277 |
if (!xMapPane.isWellDefined()) |
if (!xMapPane.isWellDefined()) |
278 |
return null; |
return null; |
279 |
|
|
280 |
AffineTransform at = xMapPane.getScreenToWorld(); |
final AffineTransform at = xMapPane.getScreenToWorld(); |
281 |
if (at != null) |
if (at != null) { |
282 |
return at.transform(e.getPoint(), null); |
Point2D transformed = at.transform(e.getPoint(), null); |
283 |
|
return new DirectPosition2D(xMapPane.getMapContext() |
284 |
|
.getCoordinateReferenceSystem(), transformed.getX(), |
285 |
|
transformed.getY()); |
286 |
|
} |
287 |
return null; |
return null; |
288 |
} |
} |
289 |
throw new IllegalArgumentException( |
throw new IllegalArgumentException( |
291 |
} |
} |
292 |
|
|
293 |
/** |
/** |
294 |
|
* Listens to changes of the "background" {@link MapContext} and triggers |
295 |
|
* repaints where needed. |
296 |
|
*/ |
297 |
|
private final MapLayerListListener bgContextListener = new MapLayerListListener() { |
298 |
|
|
299 |
|
@Override |
300 |
|
public void layerAdded(final MapLayerListEvent event) { |
301 |
|
final MapLayer layer = event.getLayer(); |
302 |
|
layer.addMapLayerListener(bgMapLayerListener); |
303 |
|
requestStartRendering(); |
304 |
|
|
305 |
|
} |
306 |
|
|
307 |
|
@Override |
308 |
|
public void layerChanged(final MapLayerListEvent event) { |
309 |
|
requestStartRendering(); |
310 |
|
} |
311 |
|
|
312 |
|
@Override |
313 |
|
public void layerMoved(final MapLayerListEvent event) { |
314 |
|
requestStartRendering(); |
315 |
|
} |
316 |
|
|
317 |
|
@Override |
318 |
|
public void layerRemoved(final MapLayerListEvent event) { |
319 |
|
if (event.getLayer() != null) |
320 |
|
event.getLayer().removeMapLayerListener(bgMapLayerListener); |
321 |
|
requestStartRendering(); |
322 |
|
} |
323 |
|
}; |
324 |
|
|
325 |
|
/** |
326 |
|
* This {@link RenderingExecutor} manages the creation and cancellation of |
327 |
|
* up to one {@link Thread} for rendering the {@link #localContext}. |
328 |
|
*/ |
329 |
|
private final RenderingExecutor localExecuter = new RenderingExecutor(this); |
330 |
|
|
331 |
|
/** |
332 |
|
* This {@link RenderingExecutor} manages the creation and cancellation of |
333 |
|
* up to one {@link Thread} for rendering the {@link #bgContext}. |
334 |
|
*/ |
335 |
|
protected RenderingExecutor bgExecuter; |
336 |
|
|
337 |
|
/** |
338 |
|
* The {@link #localRenderer} for the {@link #localContext} uses this |
339 |
|
* {@link Image}. |
340 |
|
*/ |
341 |
|
private BufferedImage localImage; |
342 |
|
|
343 |
|
/** |
344 |
|
* The {@link #bgRenderer} for the {@link #bgContext} uses this |
345 |
|
* {@link Image}. |
346 |
|
*/ |
347 |
|
private BufferedImage bgImage; |
348 |
|
|
349 |
|
/** |
350 |
|
* This {@link Image} is a merge of the {@link #bgImage}, |
351 |
|
* {@link #localImage} and {@link #addGadgets(Graphics2D, boolean)}. It is |
352 |
|
* updated with {@link #updateFinalImage()} and used for painting in |
353 |
|
* {@link #paintComponent(Graphics)} |
354 |
|
*/ |
355 |
|
private BufferedImage finalImage; |
356 |
|
|
357 |
|
/** |
358 |
|
* Optionally a transparent image to paint over the map in the lower right |
359 |
|
* corner. |
360 |
|
* |
361 |
|
* @see #addGadgets(Graphics2D) |
362 |
|
* @see #setMapImage(BufferedImage) |
363 |
|
**/ |
364 |
|
private BufferedImage mapImage = null; |
365 |
|
|
366 |
|
/** |
367 |
|
* Listens to each layer in the local {@link MapContext} for changes and |
368 |
|
* triggers repaints. |
369 |
|
*/ |
370 |
|
protected MapLayerListener bgMapLayerListener = new MapLayerAdapter() { |
371 |
|
|
372 |
|
@Override |
373 |
|
public void layerChanged(final MapLayerEvent event) { |
374 |
|
requestStartRendering(); |
375 |
|
} |
376 |
|
|
377 |
|
@Override |
378 |
|
public void layerHidden(final MapLayerEvent event) { |
379 |
|
requestStartRendering(); |
380 |
|
} |
381 |
|
|
382 |
|
@Override |
383 |
|
public void layerShown(final MapLayerEvent event) { |
384 |
|
requestStartRendering(); |
385 |
|
} |
386 |
|
}; |
387 |
|
|
388 |
|
/** |
389 |
|
* A flag indicating if dispose() was already called. If true, then further |
390 |
|
* use of this {@link SelectableXMapPane} is undefined. |
391 |
|
*/ |
392 |
|
private boolean disposed = false; |
393 |
|
|
394 |
|
/** |
395 |
|
* While dragging, the {@link #updateFinalImage()} method is translating the |
396 |
|
* cached images while setting it together. |
397 |
|
**/ |
398 |
|
Point imageOrigin = new Point(0, 0); |
399 |
|
/** |
400 |
|
* For every rendering thread started, |
401 |
|
* {@link GTUtil#createGTRenderer(MapContext)} is called to create a new |
402 |
|
* renderer. These Java2D rendering hints are passed to the |
403 |
|
* {@link GTRenderer}. The java2dHints are the same for all renderers (bg |
404 |
|
* and local). |
405 |
|
*/ |
406 |
|
private RenderingHints java2dHints; |
407 |
|
|
408 |
|
protected LabelCache labelCache = new LabelCacheImpl(); |
409 |
|
|
410 |
|
/** |
411 |
|
* Listens to changes of the "local" {@link MapContext} and triggers |
412 |
|
* repaints where needed. |
413 |
|
*/ |
414 |
|
private final MapLayerListListener localContextListener = new MapLayerListListener() { |
415 |
|
|
416 |
|
@Override |
417 |
|
public void layerAdded(final MapLayerListEvent event) { |
418 |
|
event.getLayer().addMapLayerListener(localMapLayerListener); |
419 |
|
|
420 |
|
getLocalRenderer().setContext(getMapContext()); |
421 |
|
requestStartRendering(); |
422 |
|
|
423 |
|
} |
424 |
|
|
425 |
|
@Override |
426 |
|
public void layerChanged(final MapLayerListEvent event) { |
427 |
|
// getLocalRenderer().setContext(getMapContext()); geht doch auch |
428 |
|
// ohne?!?!? wow... |
429 |
|
requestStartRendering(); |
430 |
|
} |
431 |
|
|
432 |
|
@Override |
433 |
|
public void layerMoved(final MapLayerListEvent event) { |
434 |
|
getLocalRenderer().setContext(getMapContext()); |
435 |
|
requestStartRendering(); |
436 |
|
} |
437 |
|
|
438 |
|
@Override |
439 |
|
public void layerRemoved(final MapLayerListEvent event) { |
440 |
|
if (event.getLayer() != null) |
441 |
|
event.getLayer().removeMapLayerListener(localMapLayerListener); |
442 |
|
getLocalRenderer().setContext(getMapContext()); |
443 |
|
requestStartRendering(); |
444 |
|
} |
445 |
|
}; |
446 |
|
|
447 |
|
/** |
448 |
|
* Listens to each layer in the local {@link MapContext} for changes and |
449 |
|
* triggers repaints. We don't have to listen layerChanged, because that is |
450 |
|
* already done in {@link #localContextListener} |
451 |
|
*/ |
452 |
|
protected MapLayerListener localMapLayerListener = new MapLayerAdapter() { |
453 |
|
|
454 |
|
// @Override |
455 |
|
// public void layerChanged(final MapLayerEvent event) { |
456 |
|
// // getLocalRenderer().setContext(getMapContext()); // betters for SLD |
457 |
|
// // // changes?! |
458 |
|
// // requestStartRendering(); |
459 |
|
// } |
460 |
|
|
461 |
|
@Override |
462 |
|
public void layerHidden(final MapLayerEvent event) { |
463 |
|
requestStartRendering(); |
464 |
|
} |
465 |
|
|
466 |
|
@Override |
467 |
|
public void layerShown(final MapLayerEvent event) { |
468 |
|
requestStartRendering(); |
469 |
|
} |
470 |
|
}; |
471 |
|
|
472 |
|
final private GTRenderer localRenderer = GTUtil.createGTRenderer(); |
473 |
|
|
474 |
|
private final GTRenderer bgRenderer = GTUtil.createGTRenderer(); |
475 |
|
|
476 |
|
/** |
477 |
|
* the area of the map to draw |
478 |
|
*/ |
479 |
|
protected Envelope mapArea = null; |
480 |
|
|
481 |
|
/** |
482 |
|
* A flag set it {@link #setMapArea(Envelope)} to indicated the |
483 |
|
* {@link #paintComponent(Graphics)} method, that the image on-screen is |
484 |
|
* associated with {@link #oldMapArea} and may hence be scaled for a quick |
485 |
|
* preview.<br> |
486 |
|
* The flag is reset |
487 |
|
**/ |
488 |
|
private boolean mapAreaChanged = false; |
489 |
|
|
490 |
|
/** |
491 |
|
* This color is used as the default background color when painting a map. |
492 |
|
*/ |
493 |
|
private Color mapBackgroundColor = null; |
494 |
|
|
495 |
|
/** |
496 |
* A flag indicating that the shown image is invalid and needs to be |
* A flag indicating that the shown image is invalid and needs to be |
497 |
* re-rendered. |
* re-rendered. |
498 |
*/ |
*/ |
499 |
protected boolean mapImageInvalid = true; |
protected boolean mapImageInvalid = true; |
500 |
|
|
501 |
protected LabelCache labelCache = new LabelCacheImpl(); |
/** |
502 |
|
* Holds a flag for each layer, whether it is regarded or ignored on |
503 |
|
* {@link #SELECT_TOP}, {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} |
504 |
|
* actions. |
505 |
|
*/ |
506 |
|
final protected HashMap<MapLayer, Boolean> mapLayerSelectable = new HashMap<MapLayer, Boolean>(); |
507 |
|
|
508 |
/** |
/** |
509 |
|
* List of listeners of this {@link XMapPane} |
510 |
|
*/ |
511 |
|
protected Vector<JMapPaneListener> mapPaneListeners = new Vector<JMapPaneListener>(); |
512 |
|
/** |
513 |
* If not <code>null</code>, the {@link XMapPane} will not allow to zoom/pan |
* If not <code>null</code>, the {@link XMapPane} will not allow to zoom/pan |
514 |
* out of that area |
* out of that area |
515 |
**/ |
**/ |
516 |
private Envelope maxExtend = null; |
private Envelope maxExtend = null; |
|
|
|
517 |
private Double maxZoomScale = Double.MIN_VALUE; |
private Double maxZoomScale = Double.MIN_VALUE; |
518 |
|
|
519 |
private Double minZoomScale = Double.MAX_VALUE; |
private Double minZoomScale = Double.MAX_VALUE; |
520 |
|
|
521 |
/** |
/** |
522 |
* This color is used as the default background color when painting a map. |
* We store the old mapArea for a moment to use it for the |
523 |
*/ |
* "quick scaled preview" in case of ZoomOut |
524 |
private Color mapBackgroundColor = Color.WHITE; |
**/ |
525 |
|
protected Envelope oldMapArea = null; |
526 |
|
|
527 |
/** |
/** |
528 |
* This {@link MouseListener} is managing all zoom related tasks |
* We store the old transform for a moment to use it for the |
529 |
*/ |
* "quick scaled preview" in case of ZoomIn |
530 |
public final ZoomXMapPaneMouseListener zoomMapPaneMouseListener = new ZoomXMapPaneMouseListener( |
**/ |
531 |
this); |
protected AffineTransform oldScreenToWorld = null; |
532 |
|
|
533 |
/** |
/** |
534 |
* A flag indicating, that the image size has changed and the buffered |
* A flag indicating, that the image size has changed and the buffered |
535 |
* images are not big enough any more |
* images are not big enough any more |
536 |
**/ |
**/ |
537 |
protected boolean paneResized = false; |
protected boolean paneResized = true; |
538 |
|
|
539 |
|
private BufferedImage preFinalImage; |
540 |
|
|
541 |
|
// ** if 0, no quick preview will be shown **/ |
542 |
|
// private int quickPreviewHint = 0; |
543 |
|
|
544 |
|
private Map<Object, Object> rendererHints = GTUtil |
545 |
|
.getDefaultGTRendererHints(getLocalRenderer()); |
546 |
|
|
547 |
|
/** |
548 |
|
* If set to <code>true</code>, the {@link #startRenderThreadsTimer} will |
549 |
|
* start rendering {@link Thread}s |
550 |
|
**/ |
551 |
|
private volatile Boolean requestStartRendering = false; |
552 |
|
|
553 |
|
/** |
554 |
|
* Transformation zwischen Fenster-Koordinaten und Karten-Koordinaten |
555 |
|
* (lat/lon) |
556 |
|
*/ |
557 |
|
protected AffineTransform screenToWorld = null; |
558 |
|
|
559 |
/** |
/** |
560 |
* The flag {@link #requestStartRendering} can be set to true by events. |
* The flag {@link #requestStartRendering} can be set to true by events. |
563 |
*/ |
*/ |
564 |
final private Timer startRenderThreadsTimer; |
final private Timer startRenderThreadsTimer; |
565 |
|
|
566 |
private Map<Object, Object> rendererHints; |
/** |
567 |
|
* The default state is ZOOM_IN, hence by default the |
568 |
|
* {@link #xMapPaneMouseListener} is also enabled. |
569 |
|
**/ |
570 |
|
private int state = ZOOM_IN; |
571 |
|
|
572 |
public Map<Object, Object> getRendererHints() { |
/** |
573 |
return rendererHints; |
* Manuell gesetzter statischer Cursor, unabhaengig von der aktuellen |
574 |
} |
* MapPane-Funktion |
575 |
|
*/ |
576 |
|
protected Cursor staticCursor = null; |
577 |
|
|
578 |
|
private AffineTransform worldToScreen; |
579 |
|
|
580 |
|
// /** |
581 |
|
// * This {@link MouseListener} is managing all zoom related tasks |
582 |
|
// */ |
583 |
|
// private final ZoomXMapPaneMouseListener zoomMapPaneMouseListener = new |
584 |
|
// ZoomXMapPaneMouseListener( |
585 |
|
// this); |
586 |
|
|
587 |
/** |
/** |
588 |
* Nuetzlich wenn die Componente gedruckt (z.B. wenn ein Screenshot gemacht |
* This {@link MouseListener} is managing all zoom related tasks |
|
* wird) wird. Dann werden wird der Hintergrund auf WEISS gesetzt. |
|
|
* |
|
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
|
|
* Krüger</a> |
|
589 |
*/ |
*/ |
590 |
@Override |
private final XMapPaneMouseListener xMapPaneMouseListener = new XMapPaneMouseListener( |
591 |
public void print(Graphics g) { |
this); |
|
Color orig = getBackground(); |
|
|
setBackground(Color.WHITE); |
|
592 |
|
|
593 |
// wrap in try/finally so that we always restore the state |
/** Is set if a renderer has an error **/ |
594 |
try { |
protected ArrayList<Exception> renderingErrors = new ArrayList<Exception>(); |
595 |
super.print(g); |
|
596 |
} finally { |
/** |
597 |
setBackground(orig); |
* If <code>true</code>, then rendering exceptions are rendererd into the |
598 |
} |
* map pane |
599 |
|
**/ |
600 |
|
private boolean showExceptions = false; |
601 |
|
|
602 |
|
public XMapPane() { |
603 |
|
this(null, null); |
604 |
} |
} |
605 |
|
|
606 |
/** |
/** |
607 |
* full constructor extending JPanel |
* full constructor extending JPanel |
608 |
* |
* |
609 |
* @param rendererHints |
* @param rendererHints |
610 |
|
* may be <code>null</code>. Otherwise a {@link Map<Object, |
611 |
|
* Object>} of {@link RenderingHints} to override the default |
612 |
|
* from {@link GTUtil#getDefaultGTRendererHints(GTRenderer)} |
613 |
* |
* |
|
* @param layout |
|
|
* - layout (probably shouldn't be set) |
|
|
* @param isDoubleBuffered |
|
|
* - a Swing thing I don't really understand |
|
|
* @param render |
|
|
* - what to draw the map with |
|
614 |
* @param localContext |
* @param localContext |
615 |
* - {@link MapContext} of layer to render. |
* The main {@link MapContext} to use. If <code>null</code>, an |
616 |
|
* empty {@link DefaultMapContext} will be created. |
617 |
*/ |
*/ |
618 |
public XMapPane(final MapContext localContext, |
public XMapPane(final MapContext localContext_, |
619 |
Map<Object, Object> rendererHints) { |
final Map<Object, Object> rendererHints) { |
620 |
super(true); |
super(true); |
621 |
|
|
622 |
setRendererHints(rendererHints); |
setRendererHints(rendererHints); |
623 |
|
|
624 |
setOpaque(true); |
setOpaque(true); |
625 |
|
|
626 |
setLocalContext(localContext); |
if (localContext_ != null) |
627 |
|
setLocalContext(localContext_); |
628 |
|
|
629 |
/** |
/** |
630 |
* Adding the #zoomMapPaneMouseListener |
* Adding the #zoomMapPaneMouseListener |
631 |
*/ |
*/ |
632 |
this.addMouseListener(zoomMapPaneMouseListener); |
this.addMouseListener(xMapPaneMouseListener); |
633 |
this.addMouseMotionListener(zoomMapPaneMouseListener); |
this.addMouseMotionListener(xMapPaneMouseListener); |
634 |
this.addMouseWheelListener(zoomMapPaneMouseListener); |
this.addMouseWheelListener(xMapPaneMouseListener); |
635 |
|
xMapPaneMouseListener.actions.put(MouseInputType.LClick, |
636 |
|
XMapPaneAction.ZOOM_IN); |
637 |
|
xMapPaneMouseListener.actions.put(MouseInputType.LDrag, |
638 |
|
XMapPaneAction.ZOOM_IN); |
639 |
|
xMapPaneMouseListener.actions.put(MouseInputType.Wheel, |
640 |
|
XMapPaneAction.ZOOM_IN); |
641 |
|
|
642 |
|
xMapPaneMouseListener.actions.put(MouseInputType.RClick, |
643 |
|
XMapPaneAction.ZOOM_OUT); |
644 |
|
|
645 |
|
xMapPaneMouseListener.actions.put(MouseInputType.RDrag, |
646 |
|
XMapPaneAction.ZOOM_OUT); |
647 |
|
|
648 |
/* |
/* |
649 |
* We use a Timer object to avoid rendering delays and flickering when |
* We use a Timer object to avoid rendering delays and flickering when |
652 |
* Using a ComponentListener doesn't work because, unlike a JFrame, the |
* Using a ComponentListener doesn't work because, unlike a JFrame, the |
653 |
* pane receives a stream of events during drag-resizing. |
* pane receives a stream of events during drag-resizing. |
654 |
*/ |
*/ |
655 |
resizingPaintDelay = DEFAULT_RESIZING_PAINT_DELAY; |
resizeTimer = new Timer(DEFAULT_RESIZING_PAINT_DELAY, |
656 |
resizeTimer = new Timer(resizingPaintDelay, new ActionListener() { |
new ActionListener() { |
657 |
|
|
658 |
public void actionPerformed(ActionEvent e) { |
public void actionPerformed(final ActionEvent e) { |
659 |
paneResized = true; |
if (!isWellDefined()) |
660 |
|
return; |
661 |
|
|
662 |
|
// LOGGER.debug("resizeTimer performed"); |
663 |
|
|
664 |
|
// final Rectangle bounds = getVisibleRect(); |
665 |
|
// |
666 |
|
// System.out.println("\n\ntimer performs with bounds = " |
667 |
|
// + bounds); |
668 |
|
|
669 |
|
// final Envelope geoMapArea = tranformWindowToGeo( |
670 |
|
// bounds.x, bounds.y, bounds.x + bounds.width, |
671 |
|
// bounds.y + bounds.height); |
672 |
|
|
673 |
|
paneResized = true; |
674 |
|
if (!setMapArea(getMapArea())) { |
675 |
|
// It's important to request new rendering here. |
676 |
|
// setMapArea only returns true and only calls |
677 |
|
// requestStartRendering if the maparea has changed. |
678 |
|
// But if the component is resized, the maparea |
679 |
|
// doesn't have to change. |
680 |
|
requestStartRendering(); |
681 |
|
} |
682 |
|
|
683 |
if (!isWellDefined()) |
} |
684 |
return; |
}); |
685 |
|
resizeTimer.setRepeats(false); |
686 |
|
|
687 |
|
this.addComponentListener(new ComponentAdapter() { |
688 |
|
|
689 |
Rectangle bounds = getVisibleRect(); |
private Rectangle oldVisibleRect; |
690 |
|
|
691 |
Envelope geoMapArea = tranformWindowToGeo(bounds.x, bounds.y, |
@Override |
692 |
bounds.x + bounds.width, bounds.y + bounds.height); |
public void componentResized(final ComponentEvent e) { |
693 |
|
|
694 |
setMapArea(bestAllowedMapArea(geoMapArea)); |
// Seems to be called twice with the same size.. |
695 |
|
if (oldVisibleRect != null |
696 |
|
&& oldVisibleRect.equals(getVisibleRect())) { |
697 |
|
// LOGGER.debug("skipping resize."); |
698 |
|
return; |
699 |
|
} |
700 |
|
|
701 |
|
// LOGGER.debug("resized: " + getVisibleRect()); |
702 |
|
resizeTimer.restart(); |
703 |
|
oldVisibleRect = getVisibleRect(); |
704 |
} |
} |
705 |
|
|
706 |
}); |
}); |
707 |
resizeTimer.setRepeats(false); |
|
708 |
this.addComponentListener(new ComponentAdapter() { |
/* |
709 |
|
* Setting up the repaintTimer. Not started automatically. |
710 |
|
*/ |
711 |
|
repaintTimer = new Timer(REPEATING_REPAINT_DELAY, new ActionListener() { |
712 |
|
|
713 |
@Override |
@Override |
714 |
public void componentResized(ComponentEvent e) { |
public void actionPerformed(final ActionEvent e) { |
715 |
if (bgExecuter != null) |
if ((!localExecuter.isRunning()) |
716 |
bgExecuter.cancelTask(); |
&& (bgExecuter != null && !bgExecuter.isRunning())) { |
717 |
if (localExecuter != null) |
repaintTimer.stop(); |
718 |
localExecuter.cancelTask(); |
} else { |
719 |
resizeTimer.restart(); |
updateFinalImage(); |
720 |
} |
XMapPane.this.repaint(100); |
721 |
|
|
722 |
|
} |
723 |
|
} |
724 |
}); |
}); |
725 |
|
|
726 |
// repainterTimer = new Timer((int) REPEATING_REPAINT_DELAY, |
repaintTimer.setInitialDelay(INITIAL_REPAINT_DELAY); |
727 |
// new ActionListener() { |
repaintTimer.setRepeats(true); |
|
// |
|
|
// @Override |
|
|
// public void actionPerformed(ActionEvent e) { |
|
|
// updateFinalImage(); |
|
|
// XMapPane.this.repaint(); |
|
|
// } |
|
|
// }); |
|
|
// repainterTimer.setInitialDelay(300); |
|
|
// repainterTimer.setRepeats(true); |
|
728 |
|
|
729 |
startRenderThreadsTimer = new Timer(200, new ActionListener() { |
/* |
730 |
|
* Setting up the startRenderThreadsTimer. This Timer starts |
731 |
|
* automatically. |
732 |
|
*/ |
733 |
|
startRenderThreadsTimer = new Timer(100, new ActionListener() { |
734 |
|
|
735 |
@Override |
@Override |
736 |
public void actionPerformed(ActionEvent e) { |
public void actionPerformed(final ActionEvent e) { |
737 |
synchronized (requestStartRendering) { |
synchronized (requestStartRendering) { |
738 |
if (requestStartRendering && isValid()) |
if (requestStartRendering && isWellDefined()) { |
739 |
startRendering(); |
|
740 |
requestStartRendering = false; |
if (localExecuter.isRunning()) { |
741 |
|
localExecuter.cancelTask(); |
742 |
|
} else { |
743 |
|
// Stupidly, but we have to recheck the |
744 |
|
setMapArea(getMapArea()); |
745 |
|
requestStartRendering = false; |
746 |
|
startRendering(); |
747 |
|
} |
748 |
|
} |
749 |
} |
} |
750 |
} |
} |
751 |
}); |
}); |
753 |
|
|
754 |
} |
} |
755 |
|
|
756 |
// TODO doku |
/** |
757 |
public XMapPane() { |
* Fuegt der Map einen Listener hinzu. |
758 |
this(null, null); |
* |
759 |
|
* @param l |
760 |
|
* neuer Listener |
761 |
|
*/ |
762 |
|
public void addMapPaneListener(final JMapPaneListener l) { |
763 |
|
mapPaneListeners.add(l); |
764 |
} |
} |
765 |
|
|
766 |
/** |
/** |
767 |
* Sets the mapArea to best possibly present the given features. If only one |
* Korrigiert den {@link Envelope} aka {@code mapArea} auf die beste |
768 |
* single point is given, the window is moved over the point. |
* erlaubte Flaeche damit die Massstabsbeschaenkungen noch eingehalten |
769 |
* |
* werden, FALLS der uebergeben Envelope nicht schon gueltig sein sollte.<br> |
770 |
* Note: The method does not call {@link #repaint()} on the |
* Since 21. April 09: Before thecalculation starts, the aspect ratio is |
771 |
* {@link SelectableXMapPane} . |
* corrected. This change implies, that setMapArea() will most of the time |
772 |
|
* not allow setting to a wrong aspectRatio. |
773 |
* |
* |
774 |
* @param features |
* @author <a href="mailto:[email protected]">Stefan Alfons |
775 |
* if <code>null</code> or size==0, the function doesn nothing. |
* Krüger</a> |
776 |
*/ |
*/ |
777 |
public void zoomTo( |
public ReferencedEnvelope bestAllowedMapArea(ReferencedEnvelope env) { |
|
FeatureCollection<SimpleFeatureType, SimpleFeature> features) { |
|
778 |
|
|
779 |
CoordinateReferenceSystem mapCRS = getContext() |
if (getWidth() == 0) |
780 |
.getCoordinateReferenceSystem(); |
return env; |
|
CoordinateReferenceSystem fCRS = features.getSchema() |
|
|
.getGeometryDescriptor().getCoordinateReferenceSystem(); |
|
781 |
|
|
782 |
double width = mapArea.getWidth(); |
if (env == null) |
783 |
double height = mapArea.getHeight(); |
return null; |
|
double ratio = height / width; |
|
784 |
|
|
785 |
if (features == null || features.size() == 0) { |
Envelope newArea = null; |
|
// feature count == 0 Zoom to the full extend |
|
|
return; |
|
|
} else if (features.size() == 1) { |
|
786 |
|
|
787 |
// feature count == 1 Just move the window to the point and zoom 'a |
/** |
788 |
// bit' |
* Correct the aspect Ratio before we check the rest. Otherwise we might |
789 |
SimpleFeature singleFeature = (SimpleFeature) features.iterator() |
* easily fail. We allow to grow here, because we don't check against |
790 |
.next(); |
* the maxExtend |
791 |
|
*/ |
792 |
|
final Rectangle curPaintArea = getVisibleRect(); |
793 |
|
|
794 |
if (((Geometry) singleFeature.getDefaultGeometry()) |
env = JTSUtil.fixAspectRatio(curPaintArea, env, true); |
795 |
.getCoordinates().length > 1) { |
|
796 |
// System.out.println("Zoomed to only pne poylgon"); |
final double scale = env.getWidth() / getWidth(); |
797 |
// Poly |
final double centerX = env.getMinX() + env.getWidth() / 2.; |
798 |
// TODO max width vs. height |
final double centerY = env.getMinY() + env.getHeight() / 2.; |
799 |
width = features.getBounds().getWidth() * 3; |
double newWidth2 = 0; |
800 |
height = ratio * width; |
double newHeight2 = 0; |
801 |
} else { |
if (scale < getMaxZoomScale()) { |
802 |
// System.out.println("Zoomed in a bit becasue only one point"); |
// **************************************************************************** |
803 |
// width *= .9; |
// Wir zoomen weiter rein als erlaubt => Anpassen des envelope |
804 |
// height *= .9; |
// **************************************************************************** |
805 |
|
newWidth2 = getMaxZoomScale() * getWidth() / 2.; |
806 |
|
newHeight2 = getMaxZoomScale() * getHeight() / 2.; |
807 |
|
} else if (scale > getMinZoomScale()) { |
808 |
|
// **************************************************************************** |
809 |
|
// Wir zoomen weiter raus als erlaubt => Anpassen des envelope |
810 |
|
// **************************************************************************** |
811 |
|
newWidth2 = getMinZoomScale() * getWidth() / 2.; |
812 |
|
newHeight2 = getMinZoomScale() * getHeight() / 2.; |
813 |
|
} else { |
814 |
|
// **************************************************************************** |
815 |
|
// Die mapArea / der Envelope ist ist gueltig! Keine Aenderungen |
816 |
|
// **************************************************************************** |
817 |
|
newArea = env; |
818 |
|
} |
819 |
|
|
820 |
|
if (newArea == null) { |
821 |
|
|
822 |
|
final Coordinate ll = new Coordinate(centerX - newWidth2, centerY |
823 |
|
- newHeight2); |
824 |
|
final Coordinate ur = new Coordinate(centerX + newWidth2, centerY |
825 |
|
+ newHeight2); |
826 |
|
|
827 |
|
newArea = new Envelope(ll, ur); |
828 |
|
} |
829 |
|
|
830 |
|
final Envelope maxAllowedExtend = getMaxExtend(); |
831 |
|
|
832 |
|
while (maxAllowedExtend != null && !maxAllowedExtend.contains(newArea) |
833 |
|
&& newArea != null && !newArea.isNull() |
834 |
|
&& !Double.isNaN(newArea.getMinX()) |
835 |
|
&& !Double.isNaN(newArea.getMaxX()) |
836 |
|
&& !Double.isNaN(newArea.getMinY()) |
837 |
|
&& !Double.isNaN(newArea.getMaxY())) { |
838 |
|
/* |
839 |
|
* If a maxExtend is set, we have to honour that... |
840 |
|
*/ |
841 |
|
|
842 |
|
// Exceeds top? Move down and maybe cut |
843 |
|
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
844 |
|
final double divY = newArea.getMaxY() |
845 |
|
- maxAllowedExtend.getMaxY(); |
846 |
|
// LOGGER.debug("Moving area down by " + divY); |
847 |
|
|
848 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
849 |
|
newArea.getMinY() - divY), new Coordinate(newArea |
850 |
|
.getMaxX(), newArea.getMaxY() - divY)); |
851 |
|
|
852 |
|
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
853 |
|
// LOGGER.debug("Now it exeeds the bottom border.. cut!"); |
854 |
|
// And cut the bottom if it moved out of the area |
855 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
856 |
|
maxAllowedExtend.getMinY()), new Coordinate(newArea |
857 |
|
.getMaxX(), newArea.getMaxY())); |
858 |
|
|
859 |
|
// LOGGER.debug("and fix aspect ratio"); |
860 |
|
|
861 |
|
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
862 |
|
new ReferencedEnvelope(newArea, env |
863 |
|
.getCoordinateReferenceSystem()), false); |
864 |
|
} |
865 |
} |
} |
866 |
|
|
867 |
Coordinate centre = features.getBounds().centre(); |
// Exceeds bottom? Move up and maybe cut |
868 |
if (!mapCRS.equals(fCRS)) { |
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
869 |
// only to calculations if the CRS differ |
final double divY = newArea.getMinY() |
870 |
try { |
- maxAllowedExtend.getMinY(); |
871 |
MathTransform fToMap; |
// LOGGER.debug("Moving area up by " + divY); |
872 |
fToMap = CRS.findMathTransform(fCRS, mapCRS); |
|
873 |
// centre is transformed to the mapCRS |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
874 |
centre = JTS.transform(centre, null, fToMap); |
newArea.getMinY() - divY), new Coordinate(newArea |
875 |
} catch (FactoryException e) { |
.getMaxX(), newArea.getMaxY() - divY)); |
876 |
LOGGER.error("Looking for a Math transform", e); |
|
877 |
} catch (TransformException e) { |
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
878 |
LOGGER.error("Looking for a Math transform", e); |
// LOGGER.debug("Now it exeeds the top border.. cut!"); |
879 |
|
// And cut the bottom if it moved out of the area |
880 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
881 |
|
newArea.getMinY()), new Coordinate(newArea |
882 |
|
.getMaxX(), maxAllowedExtend.getMaxY())); |
883 |
|
|
884 |
|
// LOGGER.debug("and fix aspect ratio"); |
885 |
|
|
886 |
|
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
887 |
|
new ReferencedEnvelope(newArea, env |
888 |
|
.getCoordinateReferenceSystem()), false); |
889 |
} |
} |
890 |
} |
} |
891 |
|
|
892 |
Coordinate newLeftBottom = new Coordinate(centre.x - width / 2., |
// Exceeds to the right? move and maybe cut |
893 |
centre.y - height / 2.); |
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
|
Coordinate newTopRight = new Coordinate(centre.x + width / 2., |
|
|
centre.y + height / 2.); |
|
894 |
|
|
895 |
Envelope newMapArea = new Envelope(newLeftBottom, newTopRight); |
// Move left.. |
896 |
|
final double divX = newArea.getMaxX() |
897 |
|
- maxAllowedExtend.getMaxX(); |
898 |
|
// LOGGER.debug("Moving area left by " + divX); |
899 |
|
|
900 |
setMapArea(newMapArea); |
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
901 |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
902 |
|
- divX, newArea.getMaxY())); |
903 |
|
|
904 |
} else { |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
905 |
ReferencedEnvelope fBounds = features.getBounds(); |
// LOGGER.debug("Now it exeeds the left border.. cut!"); |
906 |
|
// And cut the left if it moved out of the area |
907 |
|
newArea = new Envelope(new Coordinate(maxAllowedExtend |
908 |
|
.getMinX(), newArea.getMinY()), new Coordinate( |
909 |
|
newArea.getMaxX(), newArea.getMaxY())); |
910 |
|
|
911 |
Envelope bounds; |
// LOGGER.debug("and fix aspect ratio"); |
912 |
if (!mapCRS.equals(fCRS)) { |
|
913 |
bounds = JTSUtil.transformEnvelope(fBounds, fCRS, mapCRS); |
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
914 |
} else { |
new ReferencedEnvelope(newArea, env |
915 |
bounds = fBounds; |
.getCoordinateReferenceSystem()), false); |
916 |
|
} |
917 |
} |
} |
|
// BB umrechnen von Layer-CRS in Map-CRS |
|
918 |
|
|
919 |
// Expand a bit |
// Exceeds to the left? move and maybe cut |
920 |
bounds.expandBy(bounds.getWidth() / 6., bounds.getHeight() / 6.); |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
921 |
|
|
922 |
setMapArea(bounds); |
// Move right.. |
923 |
|
final double divX = newArea.getMinX() |
924 |
|
- maxAllowedExtend.getMinX(); |
925 |
|
// LOGGER.debug("Moving area right by " + divX); |
926 |
|
|
927 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
928 |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
929 |
|
- divX, newArea.getMaxY())); |
930 |
|
|
931 |
|
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
932 |
|
// LOGGER.debug("Now it exeeds the right border.. cut!"); |
933 |
|
// And cut the left if it moved out of the area |
934 |
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
935 |
|
newArea.getMinY()), new Coordinate(maxAllowedExtend |
936 |
|
.getMaxX(), newArea.getMaxY())); |
937 |
|
|
938 |
|
// LOGGER.debug("and fix aspect ratio"); |
939 |
|
|
940 |
|
newArea = JTSUtil.fixAspectRatio(getVisibleRect(), |
941 |
|
new ReferencedEnvelope(newArea, env |
942 |
|
.getCoordinateReferenceSystem()), false); |
943 |
|
} |
944 |
|
} |
945 |
} |
} |
|
} |
|
946 |
|
|
947 |
private void setRendererHints(Map<Object, Object> rendererHints) { |
return new ReferencedEnvelope(newArea, env |
948 |
this.rendererHints = rendererHints; |
.getCoordinateReferenceSystem()); |
949 |
} |
} |
950 |
|
|
951 |
/** |
/** |
952 |
* Return <code>true</code> if a CRS and a {@link #mapArea} are set and the |
* Should be called when the {@link JMapPane} is not needed no more to help |
953 |
* {@link XMapPane} is visible and has bounds set. |
* the GarbageCollector |
954 |
|
* |
955 |
|
* Removes all {@link JMapPaneListener}s that are registered |
956 |
|
* |
957 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
958 |
|
* Krüger</a> |
959 |
*/ |
*/ |
960 |
public boolean isWellDefined() { |
public void dispose() { |
961 |
|
if (isDisposed()) |
962 |
|
return; |
963 |
|
|
964 |
try { |
setPainting(false); |
965 |
|
|
966 |
if (getContext() == null) |
resizeTimer.stop(); |
967 |
return false; |
startRenderThreadsTimer.stop(); |
968 |
if (getContext().getLayerCount() <= 0) |
|
969 |
return false; |
disposed = true; |
970 |
if (getMapArea() == null) |
|
971 |
return false; |
if (bgExecuter != null) { |
972 |
if (getBounds().getWidth() == 0) |
bgExecuter.cancelTask(); |
973 |
return false; |
bgExecuter.dispose(); |
|
if (getBounds().getHeight() == 0) |
|
|
return false; |
|
|
} catch (Exception e) { |
|
|
return false; |
|
974 |
} |
} |
|
return true; |
|
|
} |
|
975 |
|
|
976 |
/** |
if (localExecuter.isRunning()) { |
977 |
* Default delay (milliseconds) before the map will be redrawn when resizing |
int i = 0; |
978 |
* the pane. This is to avoid flickering while drag-resizing. |
localExecuter.cancelTask(); |
979 |
*/ |
while (i++ < 10 && localExecuter.isRunning()) { |
980 |
public static final int DEFAULT_RESIZING_PAINT_DELAY = 500; // delay in |
try { |
981 |
// milliseconds |
Thread.sleep(200); |
982 |
|
} catch (final InterruptedException e) { |
983 |
|
LOGGER |
984 |
|
.warn( |
985 |
|
"while XMapPane we are waiting for the localExcutor to stop", |
986 |
|
e); |
987 |
|
} |
988 |
|
} |
989 |
|
if (localExecuter.isRunning()) { |
990 |
|
LOGGER |
991 |
|
.warn("localExecutor Thread still running after 2s! Continuing anyways..."); |
992 |
|
} |
993 |
|
localExecuter.dispose(); |
994 |
|
} |
995 |
|
|
996 |
private Timer resizeTimer; |
disposeImages(); |
|
private int resizingPaintDelay; |
|
|
/** |
|
|
* We store the old transform for a moment to use it for the |
|
|
* "quick scaled preview" in case of ZoomIn |
|
|
**/ |
|
|
protected AffineTransform oldScreenToWorld = null; |
|
997 |
|
|
998 |
/** |
// Remove all mapPaneListeners that have registered with us |
999 |
* Manuell gesetzter statischer Cursor, unabhaengig von der aktuellen |
mapPaneListeners.clear(); |
|
* MapPane-Funktion |
|
|
*/ |
|
|
protected Cursor staticCursor = null; |
|
1000 |
|
|
1001 |
/** |
removeMouseMotionListener(xMapPaneMouseListener); |
1002 |
* Standardmaessig wird der Cursor automatisch je nach MapPane-Aktion (Zoom, |
removeMouseListener(xMapPaneMouseListener); |
1003 |
* Auswahl, ...) gesetzt. Mit dieser Methode kann ein statischer Cursor |
|
1004 |
* gesetzt werden, der unabhaengig von der aktuellen MapPanes-Aktion |
if (localContext != null) |
1005 |
* beibehalten wird. Um diesen statischen Cursor wieder zu entfernen, kann |
getMapContext().clearLayerList(); |
1006 |
* {@code null} als Parameter uebergeben werden |
if (bgContext != null) |
1007 |
* |
getBgContext().clearLayerList(); |
1008 |
* @param cursor |
|
1009 |
* Cursor |
removeAll(); |
|
*/ |
|
|
public void setStaticCursor(Cursor cursor) { |
|
|
this.staticCursor = cursor; |
|
|
if (cursor != null) |
|
|
super.setCursor(cursor); |
|
1010 |
} |
} |
1011 |
|
|
1012 |
/** |
/** |
1013 |
* Liefert den statisch eingestellten Cursor, der unabhaengig von der |
* Draws a rectangle in XOR mode from the origin at {@link #startPos} to the |
1014 |
* eingestellten MapPane-Aktion (Zoom, Auswahl, ...) verwendet wird. |
* given point. All in screen coordinates. |
|
* |
|
|
* @return {@code null}, wenn kein statischer Cursor verwendet, sondern der |
|
|
* Cursor automatisch je nach MapPane-Aktion eingestellt wird. |
|
1015 |
*/ |
*/ |
1016 |
public Cursor getStaticCursor() { |
protected void drawRectangle(final Graphics graphics, final Point startPos, |
1017 |
return this.staticCursor; |
final Point e) { |
1018 |
|
drawRectangle(graphics, startPos, e, Color.WHITE); |
1019 |
} |
} |
1020 |
|
|
1021 |
/** |
/** |
1022 |
* Abhaengig von selState wird der Cursor gesetzt |
* Draws a rectangle in XOR mode from the origin at {@link #startPos} to the |
1023 |
|
* given point. All in screen coordinates. |
1024 |
*/ |
*/ |
1025 |
public void updateCursor() { |
protected void drawRectangle(final Graphics graphics, final Point startPos, |
1026 |
|
final Point e, Color color) { |
1027 |
|
|
1028 |
if (bgExecuter != null && bgExecuter.isRunning() |
if (!isWellDefined()) |
|
|| localExecuter != null && localExecuter.isRunning()) { |
|
|
setCursor(WAIT_CURSOR); |
|
1029 |
return; |
return; |
|
} else { |
|
|
// // Allow one last rendering |
|
|
// if (repainterTimer.isRunning()) { |
|
|
// repainterTimer.stop(); |
|
|
// updateFinalImage(); |
|
|
// repaint(); |
|
|
// } |
|
|
} |
|
1030 |
|
|
1031 |
// wenn manueller Cursor gesetzt ist, dann diesen verwenden (unabhaengig |
// undraw last box/draw new box |
1032 |
// von der aktuellen Aktion |
final int left = Math.min(startPos.x, e.x); |
1033 |
if (this.staticCursor != null) { |
final int right = Math.max(startPos.x, e.x); |
1034 |
setCursor(staticCursor); |
final int top = Math.max(startPos.y, e.y); |
1035 |
return; |
final int bottom = Math.min(startPos.y, e.y); |
1036 |
} |
final int width = right - left; |
1037 |
if (getCursor() == SwingUtil.PANNING_CURSOR) { |
final int height = top - bottom; |
1038 |
// This cursor will reset itself |
|
1039 |
|
if (width == 0 && height == 0) |
1040 |
return; |
return; |
|
} |
|
1041 |
|
|
1042 |
// Je nach Aktion den Cursor umsetzen |
graphics.setXORMode(color); |
1043 |
switch (state) { |
graphics.drawRect(left, bottom, width, height); |
|
case SELECT_TOP: |
|
|
case SELECT_ONE_FROM_TOP: |
|
|
case SELECT_ALL: |
|
|
setCursor(SwingUtil.CROSSHAIR_CURSOR); |
|
|
break; |
|
|
case ZOOM_IN: |
|
|
setCursor(SwingUtil.ZOOMIN_CURSOR); |
|
|
break; |
|
|
case ZOOM_OUT: |
|
|
setCursor(SwingUtil.ZOOMOUT_CURSOR); |
|
|
break; |
|
|
case PAN: |
|
|
setCursor(SwingUtil.PAN_CURSOR); |
|
|
break; |
|
|
default: |
|
|
setCursor(normalCursor); |
|
|
break; |
|
|
} |
|
1044 |
} |
} |
1045 |
|
|
|
// |
|
|
// /** |
|
|
// * Gibt den "normalen" Cursor zurueck. Dieser kann neben dem "pointer" |
|
|
// auch |
|
|
// * ein Sanduhr-Wartecursor sein. |
|
|
// * |
|
|
// * @author <a href="mailto:[email protected]">Stefan Alfons |
|
|
// * Krüger</a> |
|
|
// */ |
|
|
// public Cursor getNormalCursor() { |
|
|
// return normalCursor; |
|
|
// } |
|
|
// |
|
|
// /** |
|
|
// * Setzt den "normalen" Cursor. Dieser kann neben dem default "pointer" |
|
|
// z.B. |
|
|
// * auch ein Sanduhr-Wartecursor sein. |
|
|
// * |
|
|
// * @author <a href="mailto:[email protected]">Stefan Alfons |
|
|
// * Krüger</a> |
|
|
// */ |
|
|
// public void setNormalCursor(Cursor normalCursor) { |
|
|
// this.normalCursor = normalCursor; |
|
|
// } |
|
|
|
|
1046 |
/** |
/** |
1047 |
* Berechnet die Transformation zwischen Fenster- und Karten-Koordinaten |
* Diretly paints scaled preview into the {@link SelectableXMapPane}. Used |
1048 |
* neu. |
* to give the user something to look at while we are rendering. Method |
1049 |
|
* should be called after {@link #setMapArea(Envelope)} has been set to the |
1050 |
|
* new mapArea and transform has been reset.<br> |
1051 |
|
* |
1052 |
|
* @param g |
1053 |
|
* Graphics2D to paint the preview into |
1054 |
*/ |
*/ |
1055 |
protected void resetTransforms() { |
protected boolean drawScaledPreviewImage_Zoom(final Graphics2D graphics) { |
|
if (getMapArea() == null || getWidth() == 0 || getHeight() == 0) |
|
|
return; |
|
1056 |
|
|
1057 |
// We store the last Transform |
// if (1 == 1)return false; |
1058 |
oldScreenToWorld = screenToWorld; |
// if (quickPreviewHint == 0) |
1059 |
|
// return false; |
1060 |
|
|
1061 |
this.screenToWorld = new AffineTransform( |
if (oldMapArea == null) |
1062 |
// Genauso wie die Fenster-Koordinaten, werden die Longitude-Koordinaten |
return false; |
|
// nach rechts (Osten) hin groesser |
|
|
// --> positive Verschiebung |
|
|
getMapArea().getWidth() / getWidth(), |
|
|
// keine Verzerrung |
|
|
0.0, 0.0, |
|
|
// Waehrend die Fenster-Koordinaten nach unten hin groesser |
|
|
// werden, |
|
|
// werden Latitude-Koordinaten nach Sueden hin keiner |
|
|
// --> negative Verschiebung |
|
|
-getMapArea().getHeight() / getHeight(), |
|
|
// Die Longitude-Koordinaten werden nach Osten hin groesser |
|
|
// --> obere linke Ecke des Fensters hat also den Minimalwert |
|
|
getMapArea().getMinX(), |
|
|
// Die Latitude-Koordinaten werden nach Norden hin groesser |
|
|
// --> obere linke Ecke des Fensters hat also den Maximalwert |
|
|
getMapArea().getMaxY()); |
|
1063 |
|
|
1064 |
try { |
if (getPreFinalImage() == null) |
1065 |
this.worldToScreen = screenToWorld.createInverse(); |
return false; |
|
} catch (NoninvertibleTransformException e) { |
|
|
LOGGER.error(e); |
|
|
} |
|
|
} |
|
1066 |
|
|
1067 |
/** |
final Rectangle visibleArea = getVisibleRect(); |
|
* Transformation zwischen Fenster-Koordinaten und Karten-Koordinaten |
|
|
* (lat/lon) |
|
|
*/ |
|
|
protected AffineTransform screenToWorld = null; |
|
1068 |
|
|
1069 |
private AffineTransform worldToScreen; |
// Calculate the oldMapArea in the current WindowCoordinates: |
1070 |
|
final Envelope oldMapWindow = tranformGeoToWindow(oldMapArea.getMinX(), |
1071 |
|
oldMapArea.getMinY(), oldMapArea.getMaxX(), oldMapArea |
1072 |
|
.getMaxY()); |
1073 |
|
|
1074 |
/** |
final int xx1 = (int) Math.round(oldMapWindow.getMinX()); |
1075 |
* Listens to changes of the "local" {@link MapContext} and triggers |
final int yy1 = (int) Math.round(oldMapWindow.getMinY()); |
1076 |
* repaints where needed. |
final int xx2 = (int) Math.round(oldMapWindow.getMaxX()); |
1077 |
*/ |
final int yy2 = (int) Math.round(oldMapWindow.getMaxY()); |
|
private MapLayerListListener localContextListener = new MapLayerListListener() { |
|
1078 |
|
|
1079 |
@Override |
graphics.setRenderingHint(RenderingHints.KEY_INTERPOLATION, |
1080 |
public void layerAdded(final MapLayerListEvent event) { |
RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR); |
1081 |
event.getLayer().addMapLayerListener(localMapLayerListener); |
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
1082 |
|
RenderingHints.VALUE_ANTIALIAS_OFF); |
1083 |
|
graphics.setRenderingHint(RenderingHints.KEY_RENDERING, |
1084 |
|
RenderingHints.VALUE_RENDER_SPEED); |
1085 |
|
|
1086 |
if (localContext.getLayers().length == 1) { // the first one |
graphics.drawImage(getPreFinalImage(), xx1, yy1, xx2, yy2, |
1087 |
// if the Area of Interest is unset, the LayerBounds are used |
(int) visibleArea.getMinX(), (int) visibleArea.getMinY(), |
1088 |
if (!setMapArea(localContext.getAreaOfInterest())) |
(int) visibleArea.getMaxX(), (int) visibleArea.getMaxY(), |
1089 |
repaint(); |
getMapBackgroundColor(), null); |
1090 |
|
|
1091 |
return; |
final Rectangle painedArea = new Rectangle(xx1, yy1, xx2 - xx1, yy2 |
1092 |
} |
- yy1); |
1093 |
|
|
1094 |
// We need to redraw, even in case that the mapArea didn't change |
SwingUtil.clearAround(graphics, painedArea, visibleArea, |
1095 |
// mapImageInvalid = true; |
getMapBackgroundColor()); |
|
// repaint(); |
|
|
requestStartRendering(); |
|
1096 |
|
|
1097 |
} |
addGadgets(graphics, true); |
1098 |
|
|
1099 |
@Override |
// quickPreviewHint = 0; |
1100 |
public void layerRemoved(final MapLayerListEvent event) { |
|
1101 |
if (event.getLayer() != null) |
repaintTimer.restart(); |
1102 |
event.getLayer().removeMapLayerListener(localMapLayerListener); |
|
1103 |
// mapImageInvalid = true; |
// Something has been drawn |
1104 |
// repaint(); |
return true; |
1105 |
requestStartRendering(); |
} |
1106 |
|
|
1107 |
|
public MapContext getBgContext() { |
1108 |
|
return bgContext; |
1109 |
|
} |
1110 |
|
|
1111 |
|
/** |
1112 |
|
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
1113 |
|
*/ |
1114 |
|
private Image getBgImage() { |
1115 |
|
if (bgImage == null) { |
1116 |
|
bgImage = new BufferedImage(getVisibleRect().width, |
1117 |
|
getVisibleRect().height, IMAGETYPE); |
1118 |
|
SwingUtil.clearImage(finalImage, getMapBackgroundColor()); |
1119 |
} |
} |
1120 |
|
|
1121 |
@Override |
return bgImage; |
1122 |
public void layerChanged(final MapLayerListEvent event) { |
} |
1123 |
// mapImageInvalid = true; |
|
1124 |
// repaint(); |
public MapContext getMapContext() { |
1125 |
requestStartRendering(); |
if (localContext == null) { |
1126 |
|
setLocalContext(new DefaultMapContext()); |
1127 |
} |
} |
1128 |
|
return localContext; |
1129 |
|
} |
1130 |
|
|
1131 |
@Override |
private BufferedImage getFinalImage() { |
1132 |
public void layerMoved(final MapLayerListEvent event) { |
// |
1133 |
// mapImageInvalid = true; |
if (finalImage == null) { |
1134 |
// repaint(); |
// Rectangle curPaintArea = getVisibleRect(); |
1135 |
requestStartRendering(); |
finalImage = new BufferedImage(getVisibleRect().width, |
1136 |
|
getVisibleRect().height, IMAGETYPE); |
1137 |
|
SwingUtil.clearImage(finalImage, getMapBackgroundColor()); |
1138 |
|
|
1139 |
|
// requestStartRendering(); |
1140 |
} |
} |
1141 |
}; |
return finalImage; |
1142 |
|
} |
1143 |
|
|
1144 |
/** |
/** |
1145 |
* Listens to changes of the "background" {@link MapContext} and triggers |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
|
* repaints where needed. |
|
1146 |
*/ |
*/ |
1147 |
private MapLayerListListener bgContextListener = new MapLayerListListener() { |
private BufferedImage getLocalImage() { |
1148 |
|
|
1149 |
@Override |
if (localImage == null) { |
1150 |
public void layerAdded(final MapLayerListEvent event) { |
localImage = new BufferedImage(getVisibleRect().width, |
1151 |
event.getLayer().addMapLayerListener(bgMapLayerListener); |
getVisibleRect().height, IMAGETYPE_withAlpha); |
1152 |
|
SwingUtil.clearImage(localImage, getMapBackgroundColor()); |
1153 |
|
} |
1154 |
|
|
1155 |
|
return localImage; |
1156 |
|
} |
1157 |
|
|
1158 |
if (localContext.getLayers().length == 0 |
/** |
1159 |
&& bgContext.getLayers().length == 1) { // the first one and |
* Returns a copy of the mapArea |
1160 |
// localContext is |
* |
1161 |
// empty |
* @return |
1162 |
if (!setMapArea(localContext.getAreaOfInterest())) |
*/ |
1163 |
requestStartRendering(); |
public ReferencedEnvelope getMapArea() { |
1164 |
return; |
if (mapArea == null) { |
1165 |
|
ReferencedEnvelope mapArea_ = null; |
1166 |
|
try { |
1167 |
|
mapArea_ = localContext.getLayerBounds(); |
1168 |
|
} catch (final Exception e) { |
1169 |
|
LOGGER.warn("localContext.getLayerBounds()", e); |
1170 |
} |
} |
1171 |
|
|
1172 |
// We need to redraw, even in case that the mapArea didn't change |
if (mapArea_ == null && bgContext != null) { |
1173 |
// mapImageInvalid = true; |
try { |
1174 |
// repaint(); |
mapArea_ = bgContext.getLayerBounds(); |
1175 |
requestStartRendering(); |
} catch (final IOException e) { |
1176 |
|
LOGGER.warn("bgContext.getLayerBounds()", e); |
1177 |
|
} |
1178 |
|
} |
1179 |
|
|
1180 |
|
if (mapArea_ != null) { |
1181 |
|
mapArea = bestAllowedMapArea(mapArea_); |
1182 |
|
requestStartRendering(); |
1183 |
|
} |
1184 |
} |
} |
1185 |
|
|
1186 |
@Override |
if (mapArea == null) |
1187 |
public void layerRemoved(final MapLayerListEvent event) { |
return null; |
|
if (event.getLayer() != null) |
|
|
event.getLayer().removeMapLayerListener(bgMapLayerListener); |
|
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
1188 |
|
|
1189 |
@Override |
// TODO is needed at all, this should go to setMapArea maybe |
1190 |
public void layerChanged(final MapLayerListEvent event) { |
if (localContext.getCoordinateReferenceSystem() == null) |
1191 |
// mapImageInvalid = true; |
try { |
1192 |
// repaint(); |
localContext.setCoordinateReferenceSystem(GeoImportUtil |
1193 |
requestStartRendering(); |
.getDefaultCRS()); |
1194 |
} |
} catch (final Exception e) { |
1195 |
|
throw new RuntimeException("setting context CRS:", e); |
1196 |
|
} |
1197 |
|
|
1198 |
@Override |
return new ReferencedEnvelope(mapArea, localContext |
1199 |
public void layerMoved(final MapLayerListEvent event) { |
.getCoordinateReferenceSystem()); |
1200 |
// mapImageInvalid = true; |
} |
1201 |
// repaint(); |
|
1202 |
requestStartRendering(); |
/** |
1203 |
|
* Returns the background {@link Color} of the map pane. If not set, the |
1204 |
|
* methods looks for a parent component and will use its background color. |
1205 |
|
* If no parent component is available, WHITE is returned. |
1206 |
|
**/ |
1207 |
|
public Color getMapBackgroundColor() { |
1208 |
|
if (mapBackgroundColor == null) { |
1209 |
|
if (getParent() != null) |
1210 |
|
return getParent().getBackground(); |
1211 |
|
else |
1212 |
|
return Color.WHITE; |
1213 |
} |
} |
1214 |
}; |
return mapBackgroundColor; |
1215 |
|
} |
1216 |
|
|
1217 |
/** |
/** |
1218 |
* Listens to each layer in the local {@link MapContext} for changes and |
* Get the BufferedImage to use as a flaoting icon in the lower right |
1219 |
* triggers repaints. |
* corner. |
1220 |
|
* |
1221 |
|
* @return <code>null</code> if the feature is deactivated. |
1222 |
*/ |
*/ |
1223 |
protected MapLayerListener localMapLayerListener = new MapLayerAdapter() { |
public BufferedImage getMapImage() { |
1224 |
|
return mapImage; |
1225 |
|
} |
1226 |
|
|
1227 |
@Override |
/** |
1228 |
public void layerShown(MapLayerEvent event) { |
* Returns the evelope of the viewable area. The JMapPane will never show |
1229 |
// mapImageInvalid = true; |
* anything outside of this extend. If this has been set to |
1230 |
// repaint(); |
* <code>null</code> via {@link #setMaxExtend(Envelope)}, it tries to return |
1231 |
requestStartRendering(); |
* quickly the context's bounds. It it takes to long to determine the |
1232 |
} |
* context bounds, <code>null</code> is returned. |
1233 |
|
* |
1234 |
|
* @param maxExtend |
1235 |
|
* <code>null</code> to not have this restriction. |
1236 |
|
*/ |
1237 |
|
|
1238 |
@Override |
public Envelope getMaxExtend() { |
1239 |
public void layerHidden(MapLayerEvent event) { |
if (maxExtend == null) { |
|
// mapImageInvalid = true; |
|
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
1240 |
|
|
1241 |
@Override |
// The next command may take long time! |
1242 |
public void layerChanged(MapLayerEvent event) { |
// long start = System.currentTimeMillis(); |
1243 |
// Change of SLD for example |
final ReferencedEnvelope layerBounds = GTUtil |
1244 |
// mapImageInvalid = true; |
.getVisibleLayoutBounds(localContext); |
1245 |
// repaint(); |
// |
1246 |
requestStartRendering(); |
// LOGGER.info( |
1247 |
|
// (System.currentTimeMillis()-start)+"m to get maxExtend"); |
1248 |
|
// |
1249 |
|
if (layerBounds == null) { |
1250 |
|
// // TODO Last fallback could be the CRS valid area |
1251 |
|
return null; |
1252 |
|
} |
1253 |
|
|
1254 |
|
// Vergrößerung um 10% nochmal rausgenommen |
1255 |
|
// // // Kartenbereich um 10% vergroessern |
1256 |
|
// return JTSUtil.fixAspectRatio(getVisibleRect(), JTSUtil |
1257 |
|
// .expandEnvelope(layerBounds, 0.1), true); |
1258 |
|
|
1259 |
|
return JTSUtil.fixAspectRatio(getVisibleRect(), layerBounds, true); |
1260 |
} |
} |
1261 |
}; |
return maxExtend; |
1262 |
|
} |
1263 |
|
|
1264 |
/** |
/** |
1265 |
* Listens to each layer in the local {@link MapContext} for changes and |
* Retuns the maximum allowed zoom scale. This is the smaller number value |
1266 |
* triggers repaints. |
* of the two. Defaults to {@link Double}.MIN_VALUE |
1267 |
|
* |
1268 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
1269 |
|
* Krüger</a> |
1270 |
*/ |
*/ |
1271 |
protected MapLayerListener bgMapLayerListener = new MapLayerAdapter() { |
public Double getMaxZoomScale() { |
1272 |
|
return maxZoomScale; |
1273 |
|
} |
1274 |
|
|
1275 |
@Override |
/** |
1276 |
public void layerShown(MapLayerEvent event) { |
* Retuns the minimum allowed zoom scale. This is the bigger number value of |
1277 |
// mapImageInvalid = true; |
* the two. Defaults to {@link Double}.MAX_VALUE |
1278 |
// repaint(); |
* |
1279 |
requestStartRendering(); |
* @author <a href="mailto:[email protected]">Stefan Alfons |
1280 |
} |
* Krüger</a> |
1281 |
|
*/ |
1282 |
|
public Double getMinZoomScale() { |
1283 |
|
return minZoomScale; |
1284 |
|
} |
1285 |
|
|
1286 |
@Override |
private Image getPreFinalImage() { |
1287 |
public void layerHidden(MapLayerEvent event) { |
return preFinalImage; |
1288 |
// mapImageInvalid = true; |
} |
|
// repaint(); |
|
|
requestStartRendering(); |
|
|
} |
|
1289 |
|
|
1290 |
@Override |
public Map<Object, Object> getRendererHints() { |
1291 |
public void layerChanged(MapLayerEvent event) { |
// Clear label cache |
1292 |
// Change of SLD for example |
labelCache.clear(); |
1293 |
// mapImageInvalid = true; |
rendererHints.put(StreamingRenderer.LABEL_CACHE_KEY, labelCache); |
1294 |
// repaint(); |
|
1295 |
requestStartRendering(); |
return rendererHints; |
1296 |
} |
} |
|
}; |
|
1297 |
|
|
1298 |
/** |
/** |
1299 |
* Liefert eine affine Transformation, um von den Fenster-Koordinaten in die |
* Liefert eine affine Transformation, um von den Fenster-Koordinaten in die |
1311 |
return new AffineTransform(screenToWorld); |
return new AffineTransform(screenToWorld); |
1312 |
} |
} |
1313 |
|
|
1314 |
|
public int getState() { |
1315 |
|
return state; |
1316 |
|
} |
1317 |
|
|
1318 |
|
/** |
1319 |
|
* Liefert den statisch eingestellten Cursor, der unabhaengig von der |
1320 |
|
* eingestellten MapPane-Aktion (Zoom, Auswahl, ...) verwendet wird. |
1321 |
|
* |
1322 |
|
* @return {@code null}, wenn kein statischer Cursor verwendet, sondern der |
1323 |
|
* Cursor automatisch je nach MapPane-Aktion eingestellt wird. |
1324 |
|
*/ |
1325 |
|
public Cursor getStaticCursor() { |
1326 |
|
return this.staticCursor; |
1327 |
|
} |
1328 |
|
|
1329 |
public AffineTransform getWorldToScreenTransform() { |
public AffineTransform getWorldToScreenTransform() { |
1330 |
if (worldToScreen == null) { |
if (worldToScreen == null) { |
1331 |
resetTransforms(); |
resetTransforms(); |
1334 |
return new AffineTransform(worldToScreen); |
return new AffineTransform(worldToScreen); |
1335 |
} |
} |
1336 |
|
|
1337 |
public MapContext getContext() { |
/** |
1338 |
if (localContext == null) { |
* A flag indicating if dispose() has already been called. If true, then |
1339 |
this.localContext = new DefaultMapContext(); |
* further use of this {@link SelectableXMapPane} is undefined. |
1340 |
this.localContext.addMapLayerListListener(localContextListener); |
*/ |
1341 |
} |
private boolean isDisposed() { |
1342 |
return localContext; |
return disposed; |
|
} |
|
|
|
|
|
public MapContext getBgContext() { |
|
|
return bgContext; |
|
1343 |
} |
} |
1344 |
|
|
1345 |
/** |
/** |
1346 |
|
* Returns whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
1347 |
|
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. Returns |
1348 |
|
* <code>true</code> if the selectability has not been defined. |
1349 |
* |
* |
1350 |
* @param context |
* @param layer |
1351 |
|
* a layer |
1352 |
*/ |
*/ |
1353 |
public void setLocalContext(final MapContext context) { |
public boolean isMapLayerSelectable(final MapLayer layer) { |
1354 |
// Remove the default listener from the old context |
final Boolean selectable = mapLayerSelectable.get(layer); |
1355 |
if (this.localContext != null) { |
return selectable == null ? true : selectable; |
|
this.localContext.removeMapLayerListListener(localContextListener); |
|
|
|
|
|
// adding listener to all layers |
|
|
for (MapLayer mapLayer : localContext.getLayers()) { |
|
|
mapLayer.removeMapLayerListener(localMapLayerListener); |
|
|
} |
|
|
} |
|
|
|
|
|
this.localContext = context; |
|
|
|
|
|
if (context != null) { |
|
|
setMapArea(localContext.getAreaOfInterest()); |
|
|
|
|
|
this.localContext.addMapLayerListListener(localContextListener); |
|
|
|
|
|
// adding listener to all layers |
|
|
for (MapLayer mapLayer : localContext.getLayers()) { |
|
|
mapLayer.addMapLayerListener(localMapLayerListener); |
|
|
} |
|
|
} |
|
|
|
|
|
mapImageInvalid = true; |
|
|
repaint(); |
|
|
} |
|
|
|
|
|
public void setBgContext(final MapContext context) { |
|
|
|
|
|
// Remove the default listener from the old context |
|
|
if (this.bgContext != null) { |
|
|
this.bgContext.removeMapLayerListListener(bgContextListener); |
|
|
|
|
|
// adding listener to all layers |
|
|
for (MapLayer mapLayer : bgContext.getLayers()) { |
|
|
mapLayer.removeMapLayerListener(bgMapLayerListener); |
|
|
} |
|
|
} |
|
|
|
|
|
this.bgContext = context; |
|
|
|
|
|
if (context != null) { |
|
|
setMapArea(bgContext.getAreaOfInterest()); |
|
|
|
|
|
this.bgContext.addMapLayerListListener(bgContextListener); |
|
|
|
|
|
// adding listener to all layers |
|
|
for (MapLayer mapLayer : bgContext.getLayers()) { |
|
|
mapLayer.addMapLayerListener(bgMapLayerListener); |
|
|
} |
|
|
} |
|
|
mapImageInvalid = true; |
|
|
repaint(); |
|
1356 |
} |
} |
1357 |
|
|
1358 |
/** |
/** |
1359 |
* Returns a copy of the mapArea |
* Return <code>true</code> if a CRS and a {@link #mapArea} are set and the |
1360 |
* |
* {@link XMapPane} is visible and has bounds set. |
|
* @return |
|
1361 |
*/ |
*/ |
1362 |
public Envelope getMapArea() { |
public boolean isWellDefined() { |
1363 |
if (mapArea == null) { |
try { |
1364 |
final Rectangle paneBounds = getBounds(); |
if (getMapContext() == null) |
1365 |
|
return false; |
1366 |
try { |
if (getMapContext().getLayerCount() <= 0) |
1367 |
mapArea = localContext.getLayerBounds(); |
return false; |
1368 |
} catch (final IOException e) { |
if (getVisibleRect().getWidth() == 0) |
1369 |
LOGGER.warn("context.getLayerBounds()", e); |
return false; |
1370 |
} |
if (getVisibleRect().getHeight() == 0) |
1371 |
|
return false; |
1372 |
if (mapArea != null) { |
// if (getMapArea() == null) |
1373 |
/* either the viewer size has changed or we've done a reset */ |
// return false; |
1374 |
mapImageInvalid = true; /* note we need to redraw */ |
} catch (final Exception e) { |
1375 |
oldRect = paneBounds; /* store what the current size is */ |
return false; |
|
mapArea = bestAllowedMapArea(mapArea); |
|
|
} |
|
1376 |
} |
} |
1377 |
|
return true; |
|
if (mapArea == null) |
|
|
return null; |
|
|
|
|
|
return new Envelope(mapArea); |
|
1378 |
} |
} |
1379 |
|
|
1380 |
/** |
/** |
1381 |
* @param newMapArea |
* Called from the listeners while the mouse is dragging, this method either |
1382 |
* @return <code>true</code> if the mapArea has been changed and a repaint |
* paints a translated (moved/panned) version of the image, or a rectangle. |
1383 |
* has been triggered. |
* |
1384 |
|
* @param startPos |
1385 |
|
* in screen coordinates |
1386 |
|
* @param lastPos |
1387 |
|
* in screen coordinates |
1388 |
|
* @param event |
1389 |
|
* the {@link MouseEvent} to read the mouse buttons from |
1390 |
*/ |
*/ |
1391 |
public boolean setMapArea(final Envelope newMapArea) { |
public void mouseDragged(final Point startPos, final Point lastPos, |
1392 |
|
final MouseEvent event) { |
1393 |
|
|
1394 |
if (newMapArea == null |
if ((getState() == XMapPane.PAN) |
1395 |
|| bestAllowedMapArea(newMapArea).equals(mapArea)) { |
|| ((event.getModifiersEx() & InputEvent.BUTTON3_DOWN_MASK) != 0)) { |
|
// No change.. no need to repaint |
|
|
return false; |
|
|
} |
|
1396 |
|
|
1397 |
// Testing, whether NaN or Infinity are used in the newMapArea |
// Panning needs a panning coursor |
1398 |
if (newMapArea.isNull() || Double.isInfinite(newMapArea.getMaxX()) |
if (getCursor() != SwingUtil.PANNING_CURSOR) { |
1399 |
|| Double.isInfinite(newMapArea.getMaxY()) |
setCursor(SwingUtil.PANNING_CURSOR); |
|
|| Double.isInfinite(newMapArea.getMinX()) |
|
|
|| Double.isInfinite(newMapArea.getMinY())) { |
|
|
// No change.. ugly new values |
|
|
LOGGER.warn("setMapArea has been called with newArea = " |
|
|
+ newMapArea); |
|
|
return false; |
|
|
} |
|
1400 |
|
|
1401 |
// Testing, whether the difference if just minimal |
// While panning, we deactivate the rendering. So the tasks are |
1402 |
if (mapArea != null) { |
// ready to start when the panning is finished. |
1403 |
Envelope candNew = bestAllowedMapArea(newMapArea); |
if (bgExecuter != null && bgExecuter.isRunning()) |
1404 |
double tolX = mapArea.getWidth() / 1000.; |
bgExecuter.cancelTask(); |
1405 |
double tolY = mapArea.getHeight() / 1000.; |
if (localExecuter.isRunning()) |
1406 |
if ((candNew.getMinX() - tolX < mapArea.getMinX()) |
localExecuter.cancelTask(); |
1407 |
&& (mapArea.getMinX() < candNew.getMinX() + tolX) |
} |
|
&& (candNew.getMaxX() - tolX < mapArea.getMaxX()) |
|
|
&& (mapArea.getMaxX() < candNew.getMaxX() + tolX) |
|
1408 |
|
|
1409 |
&& (candNew.getMinY() - tolY < mapArea.getMinY()) |
if (lastPos.x > 0 && lastPos.y > 0) { |
1410 |
&& (mapArea.getMinY() < candNew.getMinY() + tolY) |
final int dx = event.getX() - lastPos.x; |
1411 |
&& (candNew.getMaxY() - tolY < mapArea.getMaxY()) |
final int dy = event.getY() - lastPos.y; |
|
&& (mapArea.getMaxY() < candNew.getMaxY() + tolY) |
|
1412 |
|
|
1413 |
) { |
// TODO Stop dragging when the drag would not be valid... |
1414 |
// The two mapAreas only differ my 1/1000th.. ignore |
// boolean dragValid = true; |
1415 |
|
// // check if this panning results in a valid mapArea |
1416 |
|
// { |
1417 |
|
// Rectangle winBounds = xMapPane.getBounds(); |
1418 |
|
// winBounds.translate(xMapPane.imageOrigin.x, |
1419 |
|
// -xMapPane.imageOrigin.y); |
1420 |
|
// Envelope newMapAreaBefore = xMapPane.tranformWindowToGeo( |
1421 |
|
// winBounds.x, winBounds.y, winBounds.x |
1422 |
|
// + winBounds.width, winBounds.y |
1423 |
|
// + winBounds.height); |
1424 |
|
// |
1425 |
|
// |
1426 |
|
// winBounds = xMapPane.getBounds(); |
1427 |
|
// Point testIng = new Point(xMapPane.imageOrigin); |
1428 |
|
// testIng.translate(dx, dy); |
1429 |
|
// winBounds.translate(testIng.x, -testIng.y); |
1430 |
|
// Envelope newMapAreaAfter = xMapPane.tranformWindowToGeo( |
1431 |
|
// winBounds.x, winBounds.y, winBounds.x |
1432 |
|
// + winBounds.width, winBounds.y |
1433 |
|
// + winBounds.height); |
1434 |
|
// |
1435 |
|
// // If the last drag doesn't change the MapArea anymore cancel |
1436 |
|
// it. |
1437 |
|
// if (xMapPane.bestAllowedMapArea(newMapAreaAfter).equals( |
1438 |
|
// xMapPane.bestAllowedMapArea(newMapAreaBefore))){ |
1439 |
|
// dragValid = false; |
1440 |
|
// return; |
1441 |
|
// } |
1442 |
|
// } |
1443 |
|
|
1444 |
return false; |
imageOrigin.translate(dx, dy); |
1445 |
|
updateFinalImage(); |
1446 |
|
repaint(); |
1447 |
} |
} |
|
} |
|
|
|
|
|
oldMapArea = mapArea; |
|
1448 |
|
|
1449 |
this.mapArea = bestAllowedMapArea(newMapArea); |
} else if ((getState() == XMapPane.ZOOM_IN) |
1450 |
|
|| (getState() == XMapPane.ZOOM_OUT) |
1451 |
|
|| (getState() == XMapPane.SELECT_ALL) |
1452 |
|
|| (getState() == XMapPane.SELECT_TOP)) { |
1453 |
|
|
1454 |
if (localContext != null) { |
// Draws a rectangle |
1455 |
localContext.setAreaOfInterest(mapArea, localContext |
final Graphics2D graphics = (Graphics2D) getGraphics(); |
1456 |
.getCoordinateReferenceSystem()); |
drawRectangle(graphics, startPos, event.getPoint()); |
1457 |
} |
if ((lastPos.x > 0) && (lastPos.y > 0)) |
1458 |
if (bgContext != null) { |
drawRectangle(graphics, startPos, lastPos); |
1459 |
bgContext.setAreaOfInterest(mapArea, localContext |
graphics.dispose(); |
|
.getCoordinateReferenceSystem()); |
|
1460 |
} |
} |
|
resetTransforms(); |
|
|
mapImageInvalid = true; |
|
|
mapAreaChanged = true; |
|
|
repaint(); |
|
|
|
|
|
// LOGGER.debug("New maparea = " + mapArea); |
|
|
return true; |
|
1461 |
} |
} |
1462 |
|
|
1463 |
public int getState() { |
/** |
1464 |
return state; |
* Called by the {@link RenderingExecutor} when rendering was cancelled. |
1465 |
|
*/ |
1466 |
|
public void onRenderingCancelled() { |
1467 |
|
// LOGGER.debug("Rendering cancelled"); |
1468 |
|
repaintTimer.stop(); |
1469 |
} |
} |
1470 |
|
|
1471 |
/** |
/** |
1472 |
* Enables/Disables the ZOOM Mouse Listener. Upates the Cursor and stops the |
* Called by the {@link RenderingExecutor} when rendering has been |
1473 |
* repaint Timer if |
* completed. |
1474 |
* |
* |
1475 |
* @param state |
* @param l |
1476 |
|
* long ms the rendering took |
1477 |
*/ |
*/ |
1478 |
public void setState(final int state) { |
public void onRenderingCompleted(final long l) { |
1479 |
this.state = state; |
lastRenderingDuration = (lastRenderingDuration + l) / 2; |
1480 |
|
// LOGGER |
1481 |
zoomMapPaneMouseListener.setEnabled((state == ZOOM_IN |
// .debug("complete rendering after " + lastRenderingDuration |
1482 |
|| state == ZOOM_OUT || state == PAN)); |
// + "ms"); |
1483 |
|
|
1484 |
|
repaintTimer.stop(); |
1485 |
|
|
1486 |
|
// We "forget" about an exception every time we complete a rendering |
1487 |
|
// thread successfully |
1488 |
|
if (renderingErrors.size() > 0) |
1489 |
|
renderingErrors.remove(0); |
1490 |
|
|
1491 |
// Je nach Aktion den Cursor umsetzen |
updateFinalImage(); |
1492 |
updateCursor(); |
repaint(); |
1493 |
} |
} |
1494 |
|
|
1495 |
/** Cursor wenn kein Mausbutton gedrueckt wird. default oder SwingUtil.PAN **/ |
/** |
1496 |
protected static Cursor normalCursor = Cursor |
* Called by the {@linkplain XMapPane.RenderingTask} when rendering failed. |
1497 |
.getPredefinedCursor(Cursor.DEFAULT_CURSOR); |
* Publishes a {@linkplain MapPaneEvent} of type {@code |
1498 |
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
1499 |
public static final Cursor WAIT_CURSOR = Cursor |
* |
1500 |
.getPredefinedCursor(Cursor.WAIT_CURSOR); |
* @param renderingError |
1501 |
|
* The error that occured during rendering |
1502 |
public static final int NONE = -123; |
* |
1503 |
|
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
1504 |
private RenderingExecutor localExecuter; |
*/ |
1505 |
|
public void onRenderingFailed(final Exception renderingError) { |
1506 |
|
|
1507 |
private BufferedImage finalImage; |
// Store the exceptions so we can show it to the user: |
1508 |
|
if (!(renderingError instanceof java.lang.IllegalArgumentException && renderingError |
1509 |
|
.getMessage().equals( |
1510 |
|
"Argument \"sourceCRS\" should not be null."))) |
1511 |
|
this.renderingErrors.add(renderingError); |
1512 |
|
if (renderingErrors.size() > 3) |
1513 |
|
renderingErrors.remove(0); |
1514 |
|
|
1515 |
/** |
repaintTimer.stop(); |
|
* A flag set it {@link #setMapArea(Envelope)} to indicated the |
|
|
* {@link #paintComponent(Graphics)} method, that the image on-screen is |
|
|
* associated with {@link #oldMapArea} and may hence be scaled for a quick |
|
|
* preview.<br/> |
|
|
* The flag is reset |
|
|
**/ |
|
|
private boolean mapAreaChanged = false; |
|
1516 |
|
|
1517 |
private JFrame finalImageFrame; |
LOGGER.warn("Rendering failed", renderingError); |
1518 |
|
updateFinalImage(); |
1519 |
|
repaint(); |
1520 |
|
|
1521 |
private volatile Boolean requestStartRendering = false; |
} |
|
private BufferedImage preFinalImage; |
|
1522 |
|
|
1523 |
|
@Override |
1524 |
protected void paintComponent(final Graphics g) { |
protected void paintComponent(final Graphics g) { |
1525 |
// Maybe update the cursor |
|
1526 |
|
// Maybe update the cursor and maybe stop the repainting timer |
1527 |
updateCursor(); |
updateCursor(); |
1528 |
|
|
1529 |
if (!acceptsRepaintCalls) |
if (!acceptsRepaintCalls) |
1530 |
return; |
return; |
1531 |
|
|
1532 |
|
if (!isWellDefined()) |
1533 |
|
return; |
1534 |
|
// |
1535 |
|
// if (paneResized) { |
1536 |
|
// // ((Graphics2D) g).setBackground(getMapBackgroundColor()); |
1537 |
|
// // g.clearRect(0, 0, getVisibleRect().width, |
1538 |
|
// getVisibleRect().height); |
1539 |
|
// return; |
1540 |
|
// } |
1541 |
|
|
1542 |
|
// super.paintComponent(g); // candidate for removal |
1543 |
|
|
1544 |
boolean paintedSomething = false; |
boolean paintedSomething = false; |
1545 |
|
|
1546 |
if (mapImageInvalid) { /* if the map changed then redraw */ |
if (mapImageInvalid) { /* if the map changed then redraw */ |
1550 |
// If the new mapArea and the oldMapArea intersect, we can draw some |
// If the new mapArea and the oldMapArea intersect, we can draw some |
1551 |
// quick scaled preview to make the user feel that something is |
// quick scaled preview to make the user feel that something is |
1552 |
// happening. |
// happening. |
1553 |
if (mapAreaChanged && oldMapArea != null |
if (lastRenderingDuration > PRESCALE_MINTIME && mapAreaChanged |
1554 |
|
&& oldMapArea != null |
1555 |
&& getMapArea().intersects(oldMapArea) |
&& getMapArea().intersects(oldMapArea) |
1556 |
& !getMapArea().equals(oldMapArea)) { |
&& !getMapArea().equals(oldMapArea) && !paneResized) { |
1557 |
|
|
1558 |
mapAreaChanged = false; |
mapAreaChanged = false; |
1559 |
|
|
1560 |
if (getMapArea().covers(oldMapArea)) { |
// if (getMapArea().covers(oldMapArea)) { |
1561 |
setQuickPreviewHint(ZOOM_OUT); |
// // quickPreviewHint = ZOOM_OUT; |
1562 |
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
// paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) |
1563 |
} else if (oldMapArea.covers(getMapArea())) { |
// g); |
1564 |
setQuickPreviewHint(ZOOM_IN); |
// } else if (oldMapArea.covers(getMapArea())) { |
1565 |
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
// quickPreviewHint = ZOOM_IN; |
1566 |
} |
paintedSomething = drawScaledPreviewImage_Zoom((Graphics2D) g); |
1567 |
|
// } |
|
} |
|
|
|
|
|
if (paneResized) { |
|
|
paneResized = false; |
|
|
preFinalImage = null; |
|
|
finalImage = null; |
|
|
localImage = null; |
|
|
bgImage = null; |
|
|
// gadgetsImage = null; |
|
1568 |
} |
} |
|
|
|
|
// Start the Threads and Timers to render the image |
|
|
requestStartRendering(); |
|
|
|
|
1569 |
} |
} |
1570 |
|
|
1571 |
if (!paintedSomething) { |
if (!paintedSomething) { |
1572 |
|
|
1573 |
// TODO Should just paint the getFinalImage(). Update should be |
g.drawImage(getFinalImage(), 0, 0, null); |
|
// called by timer every 300ms, and the repaint() until all threads |
|
|
// are done. |
|
|
g.drawImage(getFinalImage(), 0, 0, this); |
|
1574 |
|
|
1575 |
paintedSomething = true; |
paintedSomething = true; // cand. for removal |
1576 |
} |
} |
1577 |
|
|
1578 |
} |
} |
1579 |
|
|
1580 |
/** |
/** |
1581 |
* Cancels all running renderers and sets the flag to start new ones. <br/> |
* Heavily works on releasing all resources related to the four |
1582 |
* |
* {@link Image}s used to cache the results of the different renderers.<br> |
1583 |
* @see #startRenderThreadsTimer |
* In November 2009 i had some memory leaking problems with {@link XMapPane} |
1584 |
|
* . The resources of the buffered images were never released. It seem to be |
1585 |
|
* important to call the GC right after flushing the images.<br> |
1586 |
|
* Hence this method may take a while, because it calls the GC up to four |
1587 |
|
* times. |
1588 |
*/ |
*/ |
1589 |
private void requestStartRendering() { |
private void disposeImages() { |
|
if (bgExecuter != null) |
|
|
bgExecuter.cancelTask(); |
|
|
if (localExecuter != null) |
|
|
localExecuter.cancelTask(); |
|
|
requestStartRendering = true; |
|
|
} |
|
1590 |
|
|
1591 |
/** |
// System.out.println("vorher = " |
1592 |
* Transformiert einen Fenster-Koordinaten-Bereich in Geo-Koordinaten. |
// + new MbDecimalFormatter().format(LangUtil.gcTotal())); |
1593 |
* |
// bi.flush(); |
1594 |
* @param ox |
// return bi = null; |
1595 |
* X-Koordinate der VON-Position |
// System.out.println("nacher = " |
1596 |
* @param oy |
// + new MbDecimalFormatter().format(LangUtil.gcTotal())); |
1597 |
* Y-Koordinate der VON-Position |
// |
1598 |
* @param px |
// System.out.println("\n"); |
|
* X-Koordinate der BIS-Position |
|
|
* @param py |
|
|
* Y-Koordinate der BIS-Position |
|
|
*/ |
|
|
public Envelope tranformWindowToGeo(int ox, int oy, int px, int py) { |
|
|
AffineTransform at = getScreenToWorld(); |
|
|
Point2D geoO = at.transform(new Point2D.Double(ox, oy), null); |
|
|
Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
|
|
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP.getY()); |
|
|
} |
|
1599 |
|
|
1600 |
/** |
if (preFinalImage != null) { |
1601 |
* Transformiert einen Geo-Koordinaten-Bereich in Fenster-Koordinaten. |
preFinalImage.flush(); |
1602 |
* |
preFinalImage = null; |
1603 |
* @param ox |
LangUtil.gc(); |
|
* X-Koordinate der VON-Position |
|
|
* @param oy |
|
|
* Y-Koordinate der VON-Position |
|
|
* @param px |
|
|
* X-Koordinate der BIS-Position |
|
|
* @param py |
|
|
* Y-Koordinate der BIS-Position |
|
|
* @param winToGeotransform |
|
|
* Eine Window to Geo transform. If <code>null</code>, |
|
|
* {@link #getScreenToWorld()} is used. |
|
|
*/ |
|
|
public Envelope tranformGeoToWindow(double ox, double oy, double px, |
|
|
double py, AffineTransform winToGeotransform) { |
|
|
AffineTransform at = winToGeotransform == null ? getScreenToWorld() |
|
|
: winToGeotransform; |
|
|
Point2D geoO; |
|
|
try { |
|
|
geoO = at.inverseTransform(new Point2D.Double(ox, oy), null); |
|
|
Point2D geoP = at |
|
|
.inverseTransform(new Point2D.Double(px, py), null); |
|
|
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP |
|
|
.getY()); |
|
|
} catch (NoninvertibleTransformException e) { |
|
|
LOGGER.error(e); |
|
|
return new Envelope(ox, oy, px, py); |
|
1604 |
} |
} |
1605 |
|
if (finalImage != null) { |
1606 |
|
finalImage.flush(); |
1607 |
|
finalImage = null; |
1608 |
|
LangUtil.gc(); |
1609 |
|
} |
1610 |
|
if (localImage != null) { |
1611 |
|
localImage.flush(); |
1612 |
|
localImage = null; |
1613 |
|
LangUtil.gc(); |
1614 |
|
} |
1615 |
|
if (bgImage != null) { |
1616 |
|
bgImage.flush(); |
1617 |
|
bgImage = null; |
1618 |
|
LangUtil.gc(); |
1619 |
|
} |
1620 |
|
|
1621 |
} |
} |
1622 |
|
|
1623 |
/** |
/** |
1624 |
* Diretly paints scaled preview into the {@link SelectableXMapPane}. Used |
* Performs a {@value #PAN} action. During panning, the displacement is |
1625 |
* to give the user something to look at while we are rendering. Method |
* stored in {@link #imageOrigin} object. Calling {@link #performPan()} will |
1626 |
* should be called after {@link #setMapArea(Envelope)} has been set to the |
* reset the offset and call {@link #setMapArea(Envelope)}. |
|
* new mapArea and transform has been reset.<br/> |
|
|
* This method does nothing if the {@link #lastRenderingDuration} is smaller |
|
|
* then a trashhold. |
|
|
* |
|
|
* @param g |
|
|
* Graphics2D to paint the preview into |
|
|
* |
|
|
* @param state |
|
|
* Max be {@link #ZOOM_IN} or {@link #ZOOM_OUT} |
|
1627 |
*/ |
*/ |
1628 |
protected boolean drawScaledPreviewImage_Zoom(Graphics2D graphics) { |
public void performPan() { |
|
|
|
|
if (quickPreviewHint == 0) |
|
|
return false; |
|
|
|
|
|
graphics.setRenderingHint(RenderingHints.KEY_INTERPOLATION, |
|
|
RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR); |
|
|
graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
|
|
RenderingHints.VALUE_ANTIALIAS_OFF); |
|
|
graphics.setRenderingHint(RenderingHints.KEY_RENDERING, |
|
|
RenderingHints.VALUE_RENDER_SPEED); |
|
|
|
|
|
if (oldMapArea == null) |
|
|
return false; |
|
|
|
|
|
Rectangle visibleArea = getVisibleRect(); |
|
|
|
|
|
// Calculate the oldMapArea in the current WindowCoordinates: |
|
|
Envelope oldMapWindow = tranformGeoToWindow(oldMapArea.getMinX(), |
|
|
oldMapArea.getMinY(), oldMapArea.getMaxX(), oldMapArea |
|
|
.getMaxY(), null); |
|
|
|
|
|
int xx1 = (int) Math.round(oldMapWindow.getMinX()); |
|
|
int yy1 = (int) Math.round(oldMapWindow.getMinY()); |
|
|
int xx2 = (int) Math.round(oldMapWindow.getMaxX()); |
|
|
int yy2 = (int) Math.round(oldMapWindow.getMaxY()); |
|
|
|
|
|
graphics.drawImage(getPreFinalImage(), xx1, yy1, xx2, yy2, |
|
|
(int) visibleArea.getMinX(), (int) visibleArea.getMinY(), |
|
|
(int) visibleArea.getMaxX(), (int) visibleArea.getMaxY(), |
|
|
getMapBackgroundColor(), null); |
|
1629 |
|
|
1630 |
Rectangle painedArea = new Rectangle(xx1, yy1, xx2 - xx1, yy2 - yy1); |
final Rectangle winBounds = getVisibleRect(); |
1631 |
|
|
1632 |
SwingUtil.clearAround(graphics, painedArea, visibleArea); |
winBounds.translate(-imageOrigin.x, -imageOrigin.y); |
1633 |
|
final Envelope newMapArea = tranformWindowToGeo(winBounds.x, |
1634 |
|
winBounds.y, winBounds.x + winBounds.width, winBounds.y |
1635 |
|
+ winBounds.height); |
1636 |
|
|
1637 |
addGadgets(graphics); |
imageOrigin.x = 0; |
1638 |
// graphics.drawImage(getGadgetsImage(), 0,0, (int) |
imageOrigin.y = 0; |
|
// visibleArea.getMaxX(), (int) visibleArea.getMaxY(),null); |
|
1639 |
|
|
1640 |
quickPreviewHint = 0; |
if (!setMapArea(newMapArea)) { |
1641 |
|
/** |
1642 |
|
* If setMapArea returns true, the finalImage is updated anyways. |
1643 |
|
* This if-case exists to ensure that we repaint a correct image |
1644 |
|
* even if the new panning area has been denied. |
1645 |
|
*/ |
1646 |
|
updateFinalImage(); |
1647 |
|
repaint(); |
1648 |
|
} |
1649 |
|
|
1650 |
graphics.dispose(); |
if (getCursor() == SwingUtil.PANNING_CURSOR) |
1651 |
// Something has been drawn |
setCursor(SwingUtil.PAN_CURSOR); |
|
return true; |
|
1652 |
} |
} |
1653 |
|
|
|
final static Font waitFont = new Font("Arial", Font.BOLD, 30); |
|
|
|
|
1654 |
/** |
/** |
1655 |
* Paints some optinal stuff into the given {@link Graphics2D}. Usually |
* Entfernt einen Listener von der Map. |
1656 |
* called as the last paint on the mapImage. |
* |
1657 |
|
* @param l |
1658 |
|
* zu entfernender Listener |
1659 |
*/ |
*/ |
1660 |
private void addGadgets(Graphics2D graphics) { |
public void removeMapPaneListener(final JMapPaneListener l) { |
1661 |
|
mapPaneListeners.remove(l); |
|
if (mapImage != null) |
|
|
graphics.drawImage(mapImage, getBounds().width |
|
|
- mapImage.getWidth() - 10, getBounds().height |
|
|
- mapImage.getHeight() - 10, this); |
|
|
|
|
|
// If still rendering, paint a gray shadow or so... |
|
|
if (bgExecuter != null && bgExecuter.isRunning() |
|
|
|| localExecuter != null && localExecuter.isRunning()) { |
|
|
graphics.setColor(Color.BLACK); |
|
|
|
|
|
graphics.setFont(waitFont); |
|
|
graphics.drawString("Wait...", 40, 70); |
|
|
} |
|
|
|
|
1662 |
} |
} |
1663 |
|
|
1664 |
/** |
/** |
1665 |
* Accumulates all three images |
* Cancels all running renderers and sets the flag to start new ones. <br> |
1666 |
* |
* |
1667 |
* @return |
* @see #startRenderThreadsTimer |
1668 |
*/ |
*/ |
1669 |
synchronized protected BufferedImage updateFinalImage() { |
private void requestStartRendering() { |
1670 |
|
if (bgExecuter != null) |
1671 |
|
bgExecuter.cancelTask(); |
1672 |
|
|
1673 |
final Graphics2D finalG = (Graphics2D) getFinalImage().getGraphics(); |
localExecuter.cancelTask(); |
|
finalG.setBackground(getMapBackgroundColor()); |
|
1674 |
|
|
1675 |
// Render the two map images first, into the preFinalImage |
mapImageInvalid = true; |
1676 |
{ |
if (paneResized) { |
1677 |
final Graphics2D preFinalG = (Graphics2D) getPreFinalImage() |
paneResized = false; |
1678 |
.getGraphics(); |
disposeImages(); |
|
preFinalG.setBackground(getMapBackgroundColor()); |
|
|
|
|
|
preFinalG.drawImage(getBgImage(), 0, 0, getMapBackgroundColor(), |
|
|
null); |
|
|
// // Draw the local layers image |
|
|
preFinalG.drawImage(getLocalImage(), 0, 0, null); |
|
|
preFinalG.dispose(); |
|
1679 |
} |
} |
1680 |
|
requestStartRendering = true; |
1681 |
|
|
|
finalG.drawImage(getPreFinalImage(), imageOrigin.x, imageOrigin.y, |
|
|
getMapBackgroundColor(), null); |
|
|
|
|
|
// System.out.println(new Date().getTime() - startTime + |
|
|
// "ms for update"); |
|
|
// |
|
|
// if (finalImageFrame == null) { |
|
|
// finalImageFrame = new JFrame(); |
|
|
// finalImageFrame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); |
|
|
// SwingUtil.setRelativeFramePosition(finalImageFrame, 0, 0); |
|
|
// } |
|
|
// finalImageFrame.setContentPane(new JLabel(new |
|
|
// ImageIcon(finalImage))); |
|
|
// finalImageFrame.pack(); |
|
|
// finalImageFrame.setVisible(true); |
|
|
|
|
|
final int finalImageHeight = getFinalImage().getHeight(null); |
|
|
final int finalImageWidth = getFinalImage().getWidth(null); |
|
|
|
|
|
Rectangle painedArea = new Rectangle(imageOrigin.x, imageOrigin.y, |
|
|
finalImageWidth, finalImageHeight); |
|
|
SwingUtil.clearAround(finalG, painedArea, getVisibleRect()); |
|
|
|
|
|
addGadgets(finalG); |
|
|
// finalG.drawImage(getGadgetsImage(), 0, 0, null); |
|
|
|
|
|
finalG.dispose(); |
|
|
|
|
|
return finalImage; |
|
|
} |
|
|
|
|
|
/* |
|
|
* Set alpha composite. For example, pass in 1.0f to have 100% opacity pass |
|
|
* in 0.25f to have 25% opacity. |
|
|
*/ |
|
|
private AlphaComposite makeComposite(float alpha) { |
|
|
int type = AlphaComposite.SRC_OVER; |
|
|
return (AlphaComposite.getInstance(type, alpha)); |
|
1682 |
} |
} |
1683 |
|
|
1684 |
private Image getFinalImage() { |
/** |
1685 |
|
* Calculate the affine transforms used to convert between world and pixel |
1686 |
if (finalImage == null) { |
* coordinates. The calculations here are very basic and assume a cartesian |
1687 |
finalImage = null; |
* reference system. |
1688 |
Rectangle curPaintArea = getVisibleRect(); |
* <p> |
1689 |
finalImage = new BufferedImage(curPaintArea.width, |
* Tne transform is calculated such that {@code envelope} will be centred in |
1690 |
curPaintArea.height, BufferedImage.TYPE_INT_RGB); |
* the display |
1691 |
|
* |
1692 |
|
* @param envelope |
1693 |
|
* the current map extent (world coordinates) |
1694 |
|
* @param paintArea |
1695 |
|
* the current map pane extent (screen units) |
1696 |
|
*/ |
1697 |
|
private void resetTransforms() { |
1698 |
|
// System.out |
1699 |
|
// .println("paintArea in resetTeansofrms = " + getVisibleRect()); |
1700 |
|
if (!isWellDefined()) |
1701 |
|
return; |
1702 |
|
|
1703 |
requestStartRendering(); |
if (mapArea == null) |
1704 |
} |
return; |
|
return finalImage; |
|
|
} |
|
1705 |
|
|
1706 |
private Image getPreFinalImage() { |
final ReferencedEnvelope refMapEnv = new ReferencedEnvelope(mapArea, |
1707 |
|
getMapContext().getCoordinateReferenceSystem()); |
1708 |
|
|
1709 |
if (preFinalImage == null) { |
worldToScreen = RendererUtilities.worldToScreenTransform(refMapEnv, |
1710 |
preFinalImage = null; |
getVisibleRect()); |
|
Rectangle curPaintArea = getVisibleRect(); |
|
1711 |
|
|
1712 |
preFinalImage = new BufferedImage(curPaintArea.width, |
try { |
1713 |
curPaintArea.height, BufferedImage.TYPE_INT_RGB); |
screenToWorld = worldToScreen.createInverse(); |
1714 |
|
|
1715 |
requestStartRendering(); |
} catch (final NoninvertibleTransformException ex) { |
1716 |
|
LOGGER |
1717 |
|
.error("can't invert worldToScreen to get screenToWorld!", |
1718 |
|
ex); |
1719 |
} |
} |
|
return preFinalImage; |
|
1720 |
} |
} |
1721 |
|
|
1722 |
/** |
public void setBgContext(final MapContext context) { |
|
* While dragging, the {@link #updateFinalImage()} method is translating the |
|
|
* cached images while setting it together. |
|
|
**/ |
|
|
Point imageOrigin = new Point(0, 0); |
|
1723 |
|
|
1724 |
/** |
// Remove the default listener from the old context |
1725 |
* Starts rendering on one or two threads |
if (this.bgContext != null) { |
1726 |
*/ |
this.bgContext.removeMapLayerListListener(bgContextListener); |
|
private void startRendering() { |
|
1727 |
|
|
1728 |
if (!isWellDefined()) |
// adding listener to all layers |
1729 |
return; |
for (final MapLayer mapLayer : bgContext.getLayers()) { |
1730 |
|
mapLayer.removeMapLayerListener(bgMapLayerListener); |
1731 |
|
} |
1732 |
|
} |
1733 |
|
|
1734 |
if (bgExecuter != null) |
this.bgContext = context; |
|
// Stop all renderers |
|
|
bgExecuter.cancelTask(); |
|
1735 |
|
|
1736 |
if (localExecuter != null) |
if (context != null) { |
1737 |
localExecuter.cancelTask(); |
// setMapArea(bgContext.getAreaOfInterest()); |
|
// |
|
|
// |
|
|
// LOGGER.debug("stopping any running renderes:"); |
|
|
// int count = 0; |
|
|
// while (bgExecuter.isRunning() || localExecuter.isRunning()) { |
|
|
// LOGGER.debug("waiting for threads to stop"); |
|
|
// |
|
|
// bgExecuter.cancelTask(); |
|
|
// localExecuter.cancelTask(); |
|
|
// |
|
|
// count++; |
|
|
// |
|
|
// try { |
|
|
// Thread.sleep(100); |
|
|
// } catch (InterruptedException e) { |
|
|
// LOGGER.error(e); |
|
|
// } |
|
|
// |
|
|
// if (count > 100) { |
|
|
// throw new RuntimeException( |
|
|
// "Unable to stop rendering thread for 10secs"); |
|
|
// } |
|
|
// } |
|
|
// LOGGER.debug(" threads stopped after " + count / 10. + "secs"); |
|
1738 |
|
|
1739 |
Rectangle curPaintArea = getVisibleRect(); |
this.bgContext.addMapLayerListListener(bgContextListener); |
1740 |
|
|
1741 |
// allow a single pixel margin at the right and bottom edges |
// adding listener to all layers |
1742 |
curPaintArea.width -= 1; |
for (final MapLayer mapLayer : bgContext.getLayers()) { |
1743 |
curPaintArea.height -= 1; |
mapLayer.addMapLayerListener(bgMapLayerListener); |
1744 |
|
} |
1745 |
|
} |
1746 |
|
|
1747 |
labelCache.clear(); |
requestStartRendering(); |
1748 |
|
} |
1749 |
|
|
1750 |
/** |
public void setJava2dHints(final RenderingHints java2dHints) { |
1751 |
*/ |
this.java2dHints = java2dHints; |
1752 |
|
} |
1753 |
|
|
1754 |
/** |
public void setLocalContext(final MapContext context) { |
1755 |
* We have to set new renderer |
// Remove the default listener from the old context |
1756 |
*/ |
if (this.localContext != null) { |
1757 |
|
this.localContext.removeMapLayerListListener(localContextListener); |
1758 |
|
|
1759 |
if (getBgContext() != null) { |
// adding listener to all layers |
1760 |
bgExecuter = new RenderingExecutor(this, 333l); |
for (final MapLayer mapLayer : localContext.getLayers()) { |
1761 |
LOGGER.debug("starting bg renderer:"); |
mapLayer.removeMapLayerListener(localMapLayerListener); |
1762 |
// /* System.out.println("rendering"); */ |
} |
|
final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
|
|
localContext, getRendererHints()); |
|
|
createGTRenderer.setJava2DHints(getJava2dHints()); |
|
|
bgExecuter.submit(getBgContext().getAreaOfInterest(), curPaintArea, |
|
|
(Graphics2D) getBgImage().getGraphics(), createGTRenderer); |
|
|
} |
|
|
|
|
|
if (getContext() != null) { |
|
|
localExecuter = new RenderingExecutor(this, 150l); |
|
|
LOGGER.debug("starting local renderer:"); |
|
|
final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
|
|
localContext, getRendererHints()); |
|
|
createGTRenderer.setJava2DHints(getJava2dHints()); |
|
|
localExecuter.submit(getContext().getAreaOfInterest(), |
|
|
curPaintArea, (Graphics2D) getLocalImage().getGraphics(), |
|
|
createGTRenderer); |
|
1763 |
} |
} |
1764 |
|
|
1765 |
updateCursor(); |
this.localContext = context; |
|
// |
|
|
// // start regular repaints until all renderers are done. |
|
|
// repainterTimer.setRepeats(true); |
|
|
// repainterTimer.restart(); |
|
1766 |
|
|
1767 |
} |
if (context != null) { |
1768 |
|
|
1769 |
/** |
// setMapArea(localContext.getAreaOfInterest()); |
|
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
|
|
*/ |
|
|
private BufferedImage getBgImage() { |
|
1770 |
|
|
1771 |
if (bgImage == null) { |
getLocalRenderer().setContext(localContext); |
|
LOGGER.debug("creating a new background image"); |
|
1772 |
|
|
1773 |
Rectangle curPaintArea = getVisibleRect(); |
this.localContext.addMapLayerListListener(localContextListener); |
|
// allow a single pixel margin at the right and bottom edges |
|
|
curPaintArea.width -= 1; |
|
|
curPaintArea.height -= 1; |
|
1774 |
|
|
1775 |
bgImage = new BufferedImage(curPaintArea.width + 1, |
// adding listener to all layers |
1776 |
curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
for (final MapLayer mapLayer : localContext.getLayers()) { |
1777 |
|
mapLayer.addMapLayerListener(localMapLayerListener); |
1778 |
|
} |
1779 |
} |
} |
1780 |
|
|
1781 |
return bgImage; |
requestStartRendering(); |
|
} |
|
|
|
|
|
/** An (transparent) image to paint over the map in the lower right corner **/ |
|
|
private BufferedImage mapImage = null; |
|
|
|
|
|
private boolean acceptsRepaintCalls = true; |
|
1782 |
|
|
|
/** |
|
|
* Get the BufferedImage to use as a flaoting icon in the lower right |
|
|
* corner. |
|
|
* |
|
|
* @return <code>null</code> if the feature is deactivated. |
|
|
*/ |
|
|
public BufferedImage getMapImage() { |
|
|
return mapImage; |
|
1783 |
} |
} |
1784 |
|
|
1785 |
/** |
public void setBorder(final Border b) { |
1786 |
* Set the BufferedImage to use as a flaoting icon in the lower right corner |
super.setBorder(b); |
|
* |
|
|
* @param mapImageIcon |
|
|
* <code>null</code> is allowed and deactivates this icon. |
|
|
*/ |
|
|
public void setMapImage(BufferedImage mapImage) { |
|
|
this.mapImage = mapImage; |
|
|
// gadgetsImage = null; |
|
1787 |
} |
} |
1788 |
|
|
1789 |
/** |
/** |
1790 |
* Lazyly initializes a {@link BufferedImage} for the background renderer. |
* Triggers to repaint (fast) and re-render (slow) the JMapPane. |
1791 |
*/ |
*/ |
1792 |
private BufferedImage getLocalImage() { |
public void refresh() { |
1793 |
|
mapImageInvalid = true; |
1794 |
if (localImage == null) { |
repaint(); |
|
LOGGER.debug("creating a new local image"); |
|
|
|
|
|
Rectangle curPaintArea = getVisibleRect(); |
|
|
// allow a single pixel margin at the right and bottom edges |
|
|
curPaintArea.width -= 1; |
|
|
curPaintArea.height -= 1; |
|
|
|
|
|
localImage = new BufferedImage(curPaintArea.width + 1, |
|
|
curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
|
|
} |
|
|
|
|
|
return localImage; |
|
1795 |
} |
} |
1796 |
|
|
|
// |
|
1797 |
// /** |
// /** |
1798 |
// * Lazyly initializes a {@link BufferedImage} for the background renderer. |
// * Triggers to use new {@link GTRenderer} and refresh the map. Should be |
1799 |
|
// * called after {@link Style}s have been changed because GTRenderer is |
1800 |
|
// * otherwise not working well. |
1801 |
// */ |
// */ |
1802 |
// private BufferedImage getGadgetsImage() { |
// public void refreshRenderers() { |
1803 |
// |
// localRenderer = GTUtil.createGTRenderer(); |
1804 |
// if (gadgetsImage == null) { |
// setLocalContext(getMapContext()); |
1805 |
// LOGGER.debug("creating a new gadgets image"); |
// mapImageInvalid = true; |
1806 |
// |
// repaint(); |
|
// Rectangle curPaintArea = getVisibleRect(); |
|
|
// // allow a single pixel margin at the right and bottom edges |
|
|
// curPaintArea.width -= 1; |
|
|
// curPaintArea.height -= 1; |
|
|
// |
|
|
// gadgetsImage = new BufferedImage(curPaintArea.width + 1, |
|
|
// curPaintArea.height + 1, BufferedImage.TYPE_INT_ARGB); |
|
|
// |
|
|
// if (mapImage != null) |
|
|
// gadgetsImage.getGraphics().drawImage(mapImage, |
|
|
// curPaintArea.width - mapImage.getWidth() - 10, |
|
|
// curPaintArea.height - mapImage.getHeight() - 10, this); |
|
|
// |
|
1807 |
// } |
// } |
|
// |
|
|
// return gadgetsImage; |
|
|
// } |
|
|
|
|
|
/** |
|
|
* Called by the {@linkplain XMapPane.RenderingTask} when rendering has been |
|
|
* completed Publishes a {@linkplain MapPaneEvent} of type {@code |
|
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
|
|
* |
|
|
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
|
|
*/ |
|
|
public void onRenderingCompleted() { |
|
|
System.out.println("onRenderingCompleted"); |
|
|
|
|
|
updateFinalImage(); |
|
|
|
|
|
repaint(); |
|
|
|
|
|
} |
|
|
|
|
|
/** |
|
|
* Called by the {@linkplain XMapPane.RenderingTask} when rendering was |
|
|
* cancelled. Publishes a {@linkplain MapPaneEvent} of type {@code |
|
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
|
|
* |
|
|
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
|
|
*/ |
|
|
public void onRenderingCancelled() { |
|
|
LOGGER.debug("Rendering cancelled"); |
|
|
} |
|
1808 |
|
|
1809 |
/** |
/** |
1810 |
* Called by the {@linkplain XMapPane.RenderingTask} when rendering failed. |
* Set the new map area. |
|
* Publishes a {@linkplain MapPaneEvent} of type {@code |
|
|
* MapPaneEvent.Type.RENDERING_STOPPED} to listeners. |
|
|
* |
|
|
* @param renderingError |
|
|
* The error that occured during rendering |
|
1811 |
* |
* |
1812 |
* @see MapPaneListener#onRenderingStopped(org.geotools.swing.event.MapPaneEvent) |
* @param newMapArea |
1813 |
*/ |
* @return <code>true</code> if the mapArea has been changed and a repaint |
1814 |
public void onRenderingFailed(Exception renderingError) { |
* has been triggered. |
|
// MapPaneEvent ev = new MapPaneEvent(this, |
|
|
// MapPaneEvent.Type.RENDERING_STOPPED); |
|
|
// publishEvent(ev); |
|
|
LOGGER.warn("Rendering failed", renderingError); |
|
|
updateFinalImage(); |
|
|
repaint(); |
|
|
|
|
|
} |
|
|
|
|
|
/** |
|
|
* Called when a rendering request has been rejected. This will be common, |
|
|
* such as when the user pauses during drag-resizing fo the map pane. The |
|
|
* base implementation does nothing. It is provided for sub-classes to |
|
|
* override if required. |
|
1815 |
*/ |
*/ |
1816 |
public void onRenderingRejected() { |
public boolean setMapArea(final Envelope newMapArea) { |
1817 |
LOGGER.warn("Rendering rejected"); |
if (newMapArea == null) |
1818 |
repaint(); |
return false; |
1819 |
} |
if (getMapContext().getCoordinateReferenceSystem() == null) |
1820 |
|
return false; |
1821 |
@Override |
return setMapArea(new ReferencedEnvelope(newMapArea, getMapContext() |
1822 |
public void propertyChange(final PropertyChangeEvent evt) { |
.getCoordinateReferenceSystem())); |
|
final String prop = evt.getPropertyName(); |
|
|
|
|
|
if (prop.equalsIgnoreCase("crs")) { |
|
|
localContext.setAreaOfInterest(localContext.getAreaOfInterest(), |
|
|
(CoordinateReferenceSystem) evt.getNewValue()); |
|
|
} |
|
1823 |
} |
} |
1824 |
|
|
|
// xulu.sn |
|
1825 |
/** |
/** |
1826 |
* Korrigiert den {@link Envelope} aka {@code mapArea} auf die beste |
* Set the new map area. |
|
* erlaubte Flaeche damit die Massstabsbeschaenkungen noch eingehalten |
|
|
* werden, FALLS der uebergeben Envelope nicht schon gueltig sein sollte.<br/> |
|
|
* Since 21. April 09: Before thecalculation starts, the aspect ratio is |
|
|
* corrected. This change implies, that setMapArea() will most of the time |
|
|
* not allow setting to a wrong aspectRatio. |
|
1827 |
* |
* |
1828 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param newMapArea |
1829 |
* Krüger</a> |
* @return <code>true</code> if the mapArea has been changed and a repaint |
1830 |
|
* has been triggered. |
1831 |
*/ |
*/ |
1832 |
public Envelope bestAllowedMapArea(Envelope env) { |
public boolean setMapArea(final ReferencedEnvelope newMapArea) { |
|
if (getWidth() == 0) |
|
|
return env; |
|
|
if (env == null) |
|
|
return null; |
|
|
|
|
|
Envelope newArea = null; |
|
1833 |
|
|
1834 |
/** |
if (newMapArea == null |
1835 |
* Correct the aspect Ratio before we check the rest. Otherwise we might |
|| bestAllowedMapArea(newMapArea).equals(mapArea)) { |
1836 |
* easily fail. We allow to grow here, because we don't check against |
// No change.. no need to repaint |
1837 |
* the maxExtend |
return false; |
|
*/ |
|
|
Rectangle curPaintArea = getVisibleRect(); |
|
|
|
|
|
env = JTSUtil.fixAspectRatio(curPaintArea, env, true); |
|
|
|
|
|
final double scale = env.getWidth() / getWidth(); |
|
|
final double centerX = env.getMinX() + env.getWidth() / 2.; |
|
|
final double centerY = env.getMinY() + env.getHeight() / 2.; |
|
|
double newWidth2 = 0; |
|
|
double newHeight2 = 0; |
|
|
if (scale < getMaxZoomScale()) { |
|
|
// **************************************************************************** |
|
|
// Wir zoomen weiter rein als erlaubt => Anpassen des envelope |
|
|
// **************************************************************************** |
|
|
newWidth2 = getMaxZoomScale() * getWidth() / 2.; |
|
|
newHeight2 = getMaxZoomScale() * getHeight() / 2.; |
|
|
} else if (scale > getMinZoomScale()) { |
|
|
// **************************************************************************** |
|
|
// Wir zoomen weiter raus als erlaubt => Anpassen des envelope |
|
|
// **************************************************************************** |
|
|
newWidth2 = getMinZoomScale() * getWidth() / 2.; |
|
|
newHeight2 = getMinZoomScale() * getHeight() / 2.; |
|
|
} else { |
|
|
// **************************************************************************** |
|
|
// Die mapArea / der Envelope ist ist gueltig! Keine Aenderungen |
|
|
// **************************************************************************** |
|
|
newArea = env; |
|
1838 |
} |
} |
1839 |
|
|
1840 |
if (newArea == null) { |
// Testing, whether NaN or Infinity are used in the newMapArea |
1841 |
|
if (newMapArea.isNull() || Double.isInfinite(newMapArea.getMaxX()) |
1842 |
final Coordinate ll = new Coordinate(centerX - newWidth2, centerY |
|| Double.isInfinite(newMapArea.getMaxY()) |
1843 |
- newHeight2); |
|| Double.isInfinite(newMapArea.getMinX()) |
1844 |
final Coordinate ur = new Coordinate(centerX + newWidth2, centerY |
|| Double.isInfinite(newMapArea.getMinY())) { |
1845 |
+ newHeight2); |
// No change.. ugly new values |
1846 |
|
LOGGER.warn("setMapArea has been called with newArea = " |
1847 |
newArea = new Envelope(ll, ur); |
+ newMapArea); |
1848 |
|
return false; |
1849 |
} |
} |
1850 |
|
|
1851 |
Envelope maxAllowedExtend = getMaxExtend(); |
final Envelope candNew = bestAllowedMapArea(newMapArea); |
|
while (maxAllowedExtend != null && !maxAllowedExtend.contains(newArea) |
|
|
&& newArea != null && !newArea.isNull() |
|
|
&& !Double.isNaN(newArea.getMinX()) |
|
|
&& !Double.isNaN(newArea.getMaxX()) |
|
|
&& !Double.isNaN(newArea.getMinY()) |
|
|
&& !Double.isNaN(newArea.getMaxY())) { |
|
|
/* |
|
|
* If a maxExtend is set, we have to honour that... |
|
|
*/ |
|
|
|
|
|
// Exceeds top? Move down and maybe cut |
|
|
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
|
|
double divY = newArea.getMaxY() - maxAllowedExtend.getMaxY(); |
|
|
// LOGGER.debug("Moving area down by " + divY); |
|
1852 |
|
|
1853 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
// Testing, whether the difference if just minimal |
1854 |
newArea.getMinY() - divY), new Coordinate(newArea |
if (mapArea != null) { |
1855 |
.getMaxX(), newArea.getMaxY() - divY)); |
final double tolX = mapArea.getWidth() / 1000.; |
1856 |
|
final double tolY = mapArea.getHeight() / 1000.; |
1857 |
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
if ((candNew.getMinX() - tolX < mapArea.getMinX()) |
1858 |
// LOGGER.debug("Now it exeeds the bottom border.. cut!"); |
&& (mapArea.getMinX() < candNew.getMinX() + tolX) |
1859 |
// And cut the bottom if it moved out of the area |
&& (candNew.getMaxX() - tolX < mapArea.getMaxX()) |
1860 |
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
&& (mapArea.getMaxX() < candNew.getMaxX() + tolX) |
|
maxAllowedExtend.getMinY()), new Coordinate(newArea |
|
|
.getMaxX(), newArea.getMaxY())); |
|
|
|
|
|
// LOGGER.debug("and fix aspect ratio"); |
|
|
|
|
|
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
|
|
false); |
|
|
} |
|
|
} |
|
|
|
|
|
// Exceeds bottom? Move up and maybe cut |
|
|
if (newArea.getMinY() < maxAllowedExtend.getMinY()) { |
|
|
double divY = newArea.getMinY() - maxAllowedExtend.getMinY(); |
|
|
// LOGGER.debug("Moving area up by " + divY); |
|
|
|
|
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
|
|
newArea.getMinY() - divY), new Coordinate(newArea |
|
|
.getMaxX(), newArea.getMaxY() - divY)); |
|
|
|
|
|
if (newArea.getMaxY() > maxAllowedExtend.getMaxY()) { |
|
|
// LOGGER.debug("Now it exeeds the top border.. cut!"); |
|
|
// And cut the bottom if it moved out of the area |
|
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
|
|
newArea.getMinY()), new Coordinate(newArea |
|
|
.getMaxX(), maxAllowedExtend.getMaxY())); |
|
|
|
|
|
// LOGGER.debug("and fix aspect ratio"); |
|
|
|
|
|
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
|
|
false); |
|
|
} |
|
|
} |
|
|
|
|
|
// Exceeds to the right? move and maybe cut |
|
|
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
|
|
|
|
|
// Move left.. |
|
|
double divX = newArea.getMaxX() - maxAllowedExtend.getMaxX(); |
|
|
// LOGGER.debug("Moving area left by " + divX); |
|
|
|
|
|
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
|
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
|
|
- divX, newArea.getMaxY())); |
|
1861 |
|
|
1862 |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
&& (candNew.getMinY() - tolY < mapArea.getMinY()) |
1863 |
// LOGGER.debug("Now it exeeds the left border.. cut!"); |
&& (mapArea.getMinY() < candNew.getMinY() + tolY) |
1864 |
// And cut the left if it moved out of the area |
&& (candNew.getMaxY() - tolY < mapArea.getMaxY()) |
1865 |
newArea = new Envelope(new Coordinate(maxAllowedExtend |
&& (mapArea.getMaxY() < candNew.getMaxY() + tolY) |
|
.getMinX(), newArea.getMinY()), new Coordinate( |
|
|
newArea.getMaxX(), newArea.getMaxY())); |
|
1866 |
|
|
1867 |
// LOGGER.debug("and fix aspect ratio"); |
) { |
1868 |
|
// The two mapAreas only differ my 1/1000th.. ignore |
1869 |
|
|
1870 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
return false; |
|
false); |
|
|
} |
|
1871 |
} |
} |
1872 |
|
} |
1873 |
|
|
1874 |
// Exceeds to the left? move and maybe cut |
// New map are is accepted: |
1875 |
if (newArea.getMinX() < maxAllowedExtend.getMinX()) { |
oldMapArea = mapArea; |
1876 |
|
mapArea = candNew; |
1877 |
|
resetTransforms(); |
1878 |
|
|
1879 |
// Move right.. |
if (localContext != null) { |
1880 |
double divX = newArea.getMinX() - maxAllowedExtend.getMinX(); |
localContext.setAreaOfInterest(mapArea, localContext |
1881 |
// LOGGER.debug("Moving area right by " + divX); |
.getCoordinateReferenceSystem()); |
1882 |
|
} |
1883 |
|
if (bgContext != null) { |
1884 |
|
bgContext.setAreaOfInterest(mapArea, localContext |
1885 |
|
.getCoordinateReferenceSystem()); |
1886 |
|
} |
1887 |
|
|
1888 |
newArea = new Envelope(new Coordinate(newArea.getMinX() - divX, |
mapAreaChanged = true; |
|
newArea.getMinY()), new Coordinate(newArea.getMaxX() |
|
|
- divX, newArea.getMaxY())); |
|
1889 |
|
|
1890 |
if (newArea.getMaxX() > maxAllowedExtend.getMaxX()) { |
repaint(200); // Do not remove it! |
|
// LOGGER.debug("Now it exeeds the right border.. cut!"); |
|
|
// And cut the left if it moved out of the area |
|
|
newArea = new Envelope(new Coordinate(newArea.getMinX(), |
|
|
newArea.getMinY()), new Coordinate(maxAllowedExtend |
|
|
.getMaxX(), newArea.getMaxY())); |
|
1891 |
|
|
1892 |
// LOGGER.debug("and fix aspect ratio"); |
requestStartRendering(); |
1893 |
|
|
1894 |
newArea = JTSUtil.fixAspectRatio(this.getBounds(), newArea, |
return true; |
1895 |
false); |
} |
|
} |
|
|
} |
|
1896 |
|
|
1897 |
} |
/** |
1898 |
|
* Set the background color of the map. |
1899 |
|
* |
1900 |
|
* @param if <code>null</code>, white is used. |
1901 |
|
*/ |
1902 |
|
public void setMapBackgroundColor(final Color bgColor) { |
1903 |
|
this.mapBackgroundColor = bgColor; |
1904 |
|
} |
1905 |
|
|
1906 |
return newArea; |
/** |
1907 |
|
* Set the BufferedImage to use as a flaoting icon in the lower right corner |
1908 |
|
* |
1909 |
|
* @param mapImageIcon |
1910 |
|
* <code>null</code> is allowed and deactivates this icon. |
1911 |
|
*/ |
1912 |
|
public void setMapImage(final BufferedImage mapImage) { |
1913 |
|
this.mapImage = mapImage; |
1914 |
} |
} |
1915 |
|
|
1916 |
/** |
/** |
1917 |
* Retuns the minimum allowed zoom scale. This is the bigger number value of |
* Sets whether a layer is regarded or ignored on {@link #SELECT_TOP}, |
1918 |
* the two. Defaults to {@link Double}.MAX_VALUE |
* {@link #SELECT_ALL} and {@link #SELECT_ONE_FROM_TOP} actions. |
1919 |
* |
* |
1920 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param layer |
1921 |
* Krüger</a> |
* a layer |
1922 |
|
* @param selectable |
1923 |
|
* if {@code false} the layer is ignored during the upper |
1924 |
|
* mentioned actions. If <code>null</code>, the default (true) |
1925 |
|
* will be used. |
1926 |
*/ |
*/ |
1927 |
public Double getMinZoomScale() { |
public void setMapLayerSelectable(final MapLayer layer, |
1928 |
return minZoomScale; |
final Boolean selectable) { |
1929 |
|
if (selectable == null) |
1930 |
|
mapLayerSelectable.remove(layer); |
1931 |
|
else |
1932 |
|
mapLayerSelectable.put(layer, selectable); |
1933 |
} |
} |
1934 |
|
|
1935 |
/** |
/** |
1936 |
* Retuns the maximum allowed zoom scale. This is the smaller number value |
* Defines an evelope of the viwable area. The JMapPane will never show |
1937 |
* of the two. Defaults to {@link Double}.MIN_VALUE |
* anything outside of this extend. |
1938 |
* |
* |
1939 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* @param maxExtend |
1940 |
* Krüger</a> |
* <code>null</code> to not have this restriction. |
1941 |
*/ |
*/ |
1942 |
public Double getMaxZoomScale() { |
public void setMaxExtend(final Envelope maxExtend) { |
1943 |
return maxZoomScale; |
this.maxExtend = maxExtend; |
1944 |
} |
} |
1945 |
|
|
1946 |
/** |
/** |
1956 |
: maxZoomScale; |
: maxZoomScale; |
1957 |
} |
} |
1958 |
|
|
1959 |
|
// /** Stored the time used for the last real rendering in ms. **/ |
1960 |
|
private long lastRenderingDuration = 1000; |
1961 |
|
|
1962 |
/** |
/** |
1963 |
* Set the minimum (nearest) allowed zoom scale. This is the bigger number |
* Set the minimum (nearest) allowed zoom scale. This is the bigger number |
1964 |
* value of the two. If <code>null</code> is passed, Double.MAXVALUE are |
* value of the two. If <code>null</code> is passed, Double.MAXVALUE are |
1974 |
} |
} |
1975 |
|
|
1976 |
/** |
/** |
1977 |
* Defines an evelope of the viwable area. The JMapPane will never show |
* If <code>true</code>, allow the {@link XMapPane} to process #repaint() |
1978 |
* anything outside of this extend. |
* requests. Otherwise the map will not paint anything and not start any |
1979 |
* |
* rendering {@link Thread}s. |
|
* @param maxExtend |
|
|
* <code>null</code> to not have this restriction. |
|
1980 |
*/ |
*/ |
1981 |
public void setMaxExtend(Envelope maxExtend) { |
public void setPainting(final boolean b) { |
1982 |
this.maxExtend = maxExtend; |
acceptsRepaintCalls = b; |
1983 |
|
if (acceptsRepaintCalls == true) |
1984 |
|
repaint(); |
1985 |
|
} |
1986 |
|
|
1987 |
|
private void setRendererHints(final Map<Object, Object> rendererHints) { |
1988 |
|
if (rendererHints != null) |
1989 |
|
this.rendererHints = rendererHints; |
1990 |
} |
} |
1991 |
|
|
1992 |
/** |
/** |
1993 |
* Returns the evelope of the viewable area. The JMapPane will never show |
* Enables/Disables the ZOOM Mouse Listener. Upates the Cursor and stops the |
1994 |
* anything outside of this extend. If this has been set to |
* repaint Timer if |
|
* <code>null</code> via {@link #setMaxExtend(Envelope)}, it tries to return |
|
|
* quickly the context's bounds. It it takes to long to determine the |
|
|
* context bounds, <code>null</code> is returned. |
|
1995 |
* |
* |
1996 |
* @param maxExtend |
* @param state |
|
* <code>null</code> to not have this restriction. |
|
1997 |
*/ |
*/ |
1998 |
|
@Deprecated |
1999 |
|
public void setState(final int state) { |
2000 |
|
this.state = state; |
2001 |
|
|
2002 |
public Envelope getMaxExtend() { |
// throw new RuntimeException("Old concept.. migrate to new concept!"); |
|
if (maxExtend == null) { |
|
|
final ReferencedEnvelope layerBounds = GTUtil |
|
|
.getVisibleLayoutBounds(localContext); |
|
|
if (layerBounds == null) { |
|
|
// TODO Last fallback could be the CRS valid area |
|
|
return null; |
|
|
} |
|
2003 |
|
|
2004 |
// Kartenbereich um 10% vergroessern |
// xMapPaneMouseListener.setEnabled((state == ZOOM_IN |
2005 |
return JTSUtil.fixAspectRatio(this.getBounds(), JTSUtil |
// || state == ZOOM_OUT || state == PAN)); |
2006 |
.expandEnvelope(layerBounds, 0.1), true); |
|
2007 |
} |
// Je nach Aktion den Cursor umsetzen |
2008 |
return maxExtend; |
updateCursor(); |
2009 |
|
} |
2010 |
|
|
2011 |
|
public void configureMouse(MouseInputType type, XMapPaneAction action) { |
2012 |
|
xMapPaneMouseListener.actions.put(type, action); |
2013 |
} |
} |
2014 |
|
|
2015 |
/** |
/** |
2016 |
* Set the background color of the map. |
* Standardmaessig wird der Cursor automatisch je nach MapPane-Aktion (Zoom, |
2017 |
|
* Auswahl, ...) gesetzt. Mit dieser Methode kann ein statischer Cursor |
2018 |
|
* gesetzt werden, der unabhaengig von der aktuellen MapPanes-Aktion |
2019 |
|
* beibehalten wird. Um diesen statischen Cursor wieder zu entfernen, kann |
2020 |
|
* {@code null} als Parameter uebergeben werden |
2021 |
* |
* |
2022 |
* @param if <code>null</code>, white is used. |
* @param cursor |
2023 |
|
* Cursor |
2024 |
*/ |
*/ |
2025 |
public void setMapBackgroundColor(Color bgColor) { |
public void setStaticCursor(final Cursor cursor) { |
2026 |
if (bgColor == null) |
this.staticCursor = cursor; |
2027 |
bgColor = Color.WHITE; |
if (cursor != null) |
2028 |
this.mapBackgroundColor = bgColor; |
super.setCursor(cursor); |
2029 |
} |
} |
2030 |
|
|
2031 |
/** |
/** |
2032 |
* Returns the background {@link Color} of the map pane. Default is white. |
* Starts rendering on one or two threads |
2033 |
**/ |
*/ |
2034 |
public Color getMapBackgroundColor() { |
private void startRendering() { |
2035 |
return mapBackgroundColor; |
|
2036 |
|
if (!isWellDefined() || !acceptsRepaintCalls) { |
2037 |
|
// if we are not ready to start rendering, try it again the next |
2038 |
|
// time the timer is chacking the flag. |
2039 |
|
requestStartRendering = true; |
2040 |
|
return; |
2041 |
|
} |
2042 |
|
|
2043 |
|
if (bgExecuter != null) { |
2044 |
|
// Stop all renderers |
2045 |
|
bgExecuter.cancelTask(); |
2046 |
|
} |
2047 |
|
|
2048 |
|
localExecuter.cancelTask(); |
2049 |
|
|
2050 |
|
final Rectangle curPaintArea = getVisibleRect(); |
2051 |
|
|
2052 |
|
/** |
2053 |
|
* We have to set new renderer |
2054 |
|
*/ |
2055 |
|
|
2056 |
|
if (getBgContext() != null) { |
2057 |
|
bgRenderer.setJava2DHints(getJava2dHints()); |
2058 |
|
bgRenderer.setRendererHints(getRendererHints()); |
2059 |
|
|
2060 |
|
// bgExecuter = new RenderingExecutor(); |
2061 |
|
// LOGGER.debug("starting bg renderer:"); |
2062 |
|
// // /* System.out.println("rendering"); */ |
2063 |
|
// final GTRenderer createGTRenderer = GTUtil.createGTRenderer( |
2064 |
|
// bgContext, getRendererHints()); |
2065 |
|
// createGTRenderer.setJava2DHints(getJava2dHints()); |
2066 |
|
// bgExecuter.submit(getBgContext().getAreaOfInterest(), |
2067 |
|
// curPaintArea, |
2068 |
|
// (Graphics2D) getBgImage().getGraphics(), createGTRenderer); |
2069 |
|
} |
2070 |
|
|
2071 |
|
if (getMapContext() != null) { |
2072 |
|
// localExecuter = new RenderingExecutor(this, 150l); |
2073 |
|
// LOGGER.debug("starting local renderer:"); |
2074 |
|
|
2075 |
|
getLocalRenderer().setJava2DHints(getJava2dHints()); |
2076 |
|
getLocalRenderer().setRendererHints(getRendererHints()); |
2077 |
|
|
2078 |
|
final boolean submitted = localExecuter.submit(getMapArea(), |
2079 |
|
curPaintArea, (Graphics2D) getLocalImage().getGraphics(), |
2080 |
|
getLocalRenderer()); |
2081 |
|
if (submitted) |
2082 |
|
repaintTimer.restart(); |
2083 |
|
else |
2084 |
|
requestStartRendering = true; // Try to start rendering |
2085 |
|
// again in |
2086 |
|
// a moment |
2087 |
|
} |
2088 |
|
|
2089 |
|
updateCursor(); |
2090 |
|
} |
2091 |
|
|
2092 |
|
private RenderingHints getJava2dHints() { |
2093 |
|
return java2dHints; |
2094 |
} |
} |
2095 |
|
|
2096 |
/** |
/** |
2097 |
|
* Transformiert einen Geo-Koordinaten-Bereich in Fenster-Koordinaten. |
2098 |
* |
* |
2099 |
* @param b |
* @param ox |
2100 |
|
* X-Koordinate der VON-Position |
2101 |
|
* @param oy |
2102 |
|
* Y-Koordinate der VON-Position |
2103 |
|
* @param px |
2104 |
|
* X-Koordinate der BIS-Position |
2105 |
|
* @param py |
2106 |
|
* Y-Koordinate der BIS-Position |
2107 |
|
* @param winToGeotransform |
2108 |
|
* Eine Window to Geo transform. If <code>null</code>, |
2109 |
|
* {@link #getScreenToWorld()} is used. |
2110 |
*/ |
*/ |
2111 |
public void setPainting(boolean b) { |
public Envelope tranformGeoToWindow(final double ox, final double oy, |
2112 |
acceptsRepaintCalls = b; |
final double px, final double py) { |
2113 |
|
final AffineTransform at = getWorldToScreenTransform(); |
2114 |
|
Point2D geoO; |
2115 |
|
// try { |
2116 |
|
geoO = at.transform(new Point2D.Double(ox, oy), null); |
2117 |
|
final Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
2118 |
|
return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), geoP.getY()); |
2119 |
|
// } catch (final NoninvertibleTransformException e) { |
2120 |
|
// LOGGER.error(e); |
2121 |
|
// return new Envelope(ox, oy, px, py); |
2122 |
|
// } |
2123 |
} |
} |
2124 |
|
|
2125 |
/** |
/** |
2126 |
* Fuegt der Map einen Listener hinzu. |
* Transformiert einen Fenster-Koordinaten-Bereich in Geo-Koordinaten. |
2127 |
* |
* |
2128 |
* @param l |
* @param ox |
2129 |
* neuer Listener |
* X-Koordinate der VON-Position |
2130 |
|
* @param oy |
2131 |
|
* Y-Koordinate der VON-Position |
2132 |
|
* @param px |
2133 |
|
* X-Koordinate der BIS-Position |
2134 |
|
* @param py |
2135 |
|
* Y-Koordinate der BIS-Position |
2136 |
*/ |
*/ |
2137 |
public void addMapPaneListener(JMapPaneListener l) { |
public Envelope tranformWindowToGeo(final int ox, final int oy, |
2138 |
mapPaneListeners.add(l); |
final int px, final int py) { |
2139 |
|
final AffineTransform at = getScreenToWorld(); |
2140 |
|
final Point2D geoO = at.transform(new Point2D.Double(ox, oy), null); |
2141 |
|
final Point2D geoP = at.transform(new Point2D.Double(px, py), null); |
2142 |
|
|
2143 |
|
// Mmmmm... don't really understand why its x,x,y,y |
2144 |
|
// return new Envelope(geoO.getX(), geoP.getX(), geoO.getY(), |
2145 |
|
// geoP.getY()); |
2146 |
|
return new Envelope(new Coordinate(geoO.getX(), geoO.getY()), |
2147 |
|
new Coordinate(geoP.getX(), geoP.getY())); |
2148 |
} |
} |
2149 |
|
|
2150 |
/** |
/** |
2151 |
* Liste der angeschlossenen Listener, die auf Aktionen des MapPanes |
* Will update the cursor. If all rendering is finished also stops the |
2152 |
* lauschen. |
* {@link #repaintTimer} |
2153 |
*/ |
*/ |
2154 |
protected Vector<JMapPaneListener> mapPaneListeners = new Vector<JMapPaneListener>(); |
public void updateCursor() { |
2155 |
|
|
2156 |
/** |
// if the renderers have stopped, also stop the timer that is updating |
2157 |
* A flag indicating if dispose() was already called. If true, then further |
// the final image |
2158 |
* use of this {@link SelectableXMapPane} is undefined. |
if (bgExecuter != null && bgExecuter.isRunning() |
2159 |
*/ |
|| localExecuter.isRunning()) { |
2160 |
private boolean disposed = false; |
setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR)); |
2161 |
|
return; |
2162 |
|
} else { |
2163 |
|
// Allow one last rendering |
2164 |
|
if (repaintTimer.isRunning()) { |
2165 |
|
// System.out.println("one last rendering...."); |
2166 |
|
repaintTimer.stop(); |
2167 |
|
updateFinalImage(); |
2168 |
|
repaint(); |
2169 |
|
} |
2170 |
|
} |
2171 |
|
|
2172 |
|
// wenn manueller Cursor gesetzt ist, dann diesen verwenden (unabhaengig |
2173 |
|
// von der aktuellen Aktion |
2174 |
|
if (this.staticCursor != null) { |
2175 |
|
setCursor(staticCursor); |
2176 |
|
return; |
2177 |
|
} |
2178 |
|
if (getCursor() == SwingUtil.PANNING_CURSOR) { |
2179 |
|
// This cursor will reset itself |
2180 |
|
return; |
2181 |
|
} |
2182 |
|
|
2183 |
|
// Set the cursor depending on what tool is in use... |
2184 |
|
switch (state) { |
2185 |
|
case SELECT_TOP: |
2186 |
|
case SELECT_ONE_FROM_TOP: |
2187 |
|
case SELECT_ALL: |
2188 |
|
setCursor(SwingUtil.CROSSHAIR_CURSOR); |
2189 |
|
break; |
2190 |
|
case ZOOM_IN: |
2191 |
|
setCursor(SwingUtil.ZOOMIN_CURSOR); |
2192 |
|
break; |
2193 |
|
case ZOOM_OUT: |
2194 |
|
setCursor(SwingUtil.ZOOMOUT_CURSOR); |
2195 |
|
break; |
2196 |
|
case PAN: |
2197 |
|
setCursor(SwingUtil.PAN_CURSOR); |
2198 |
|
break; |
2199 |
|
default: |
2200 |
|
setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR)); |
2201 |
|
break; |
2202 |
|
} |
2203 |
|
} |
2204 |
|
|
2205 |
/** |
/** |
2206 |
* Entfernt einen Listener von der Map. |
* The renderers are all rendering into their own {@link Image}s. This |
2207 |
* |
* method combines all images to one {@link #finalImage}. The |
2208 |
* @param l |
* {@link #repaintTimer} is calling this method regularely to update the |
2209 |
* zu entfernender Listener |
* {@link #finalImage} even if the renderers are still working. |
2210 |
*/ |
*/ |
2211 |
public void removeMapPaneListener(JMapPaneListener l) { |
synchronized protected Image updateFinalImage() { |
|
mapPaneListeners.remove(l); |
|
|
} |
|
2212 |
|
|
2213 |
/** Stored the time used for the last real rendering in ms. **/ |
// Render the two map images first, into the preFinalImage |
2214 |
private long lastRenderingDuration = Long.MAX_VALUE; |
if (bgExecuter != null) { |
2215 |
|
final Graphics2D preFinalG = (Graphics2D) getPreFinalImage() |
2216 |
|
.getGraphics(); |
2217 |
|
preFinalG.setBackground(getMapBackgroundColor()); |
2218 |
|
|
2219 |
// if null, no quick preview will be shown |
preFinalG.drawImage(getBgImage(), 0, 0, getMapBackgroundColor(), |
2220 |
private int quickPreviewHint = 0; |
null); |
2221 |
|
|
2222 |
/** |
// // Draw the local layers image |
2223 |
* For every rendering thread started, |
preFinalG.drawImage(getLocalImage(), 0, 0, null); |
2224 |
* {@link GTUtil#createGTRenderer(MapContext)} is called to create a new |
preFinalG.dispose(); |
|
* renderer. These Java2D rendering hints are passed to the |
|
|
* {@link GTRenderer}. The java2dHints are the same for all renderers (bg |
|
|
* and local). |
|
|
*/ |
|
|
private RenderingHints java2dHints; |
|
2225 |
|
|
2226 |
/** |
} else { |
2227 |
* Returns in milli seconds the time the last rending of the |
preFinalImage = getLocalImage(); |
2228 |
* {@link SelectableXMapPane} took. #Long.MAX_VALUE if the JMapPane has not |
} |
2229 |
* been rendered yet. |
|
2230 |
*/ |
final Graphics2D finalG = getFinalImage().createGraphics(); |
2231 |
public long getLastRenderingDuration() { |
finalG.setBackground(getMapBackgroundColor()); |
2232 |
return lastRenderingDuration; |
finalG.drawImage(getPreFinalImage(), imageOrigin.x, imageOrigin.y, |
2233 |
|
getMapBackgroundColor(), null); |
2234 |
|
|
2235 |
|
// When panning, we have to clear the area around the image |
2236 |
|
final Rectangle painedArea = new Rectangle(imageOrigin.x, |
2237 |
|
imageOrigin.y, getFinalImage().getWidth(), getFinalImage() |
2238 |
|
.getHeight()); |
2239 |
|
SwingUtil.clearAround(finalG, painedArea, getVisibleRect(), |
2240 |
|
getMapBackgroundColor()); |
2241 |
|
|
2242 |
|
addGadgets(finalG, false); |
2243 |
|
|
2244 |
|
finalG.dispose(); |
2245 |
|
|
2246 |
|
return finalImage; |
2247 |
} |
} |
2248 |
|
|
2249 |
/** |
/** |
2250 |
* Should be called when the {@link JMapPane} is not needed no more to help |
* Paints some optional stuff into the given {@link Graphics2D}. Usually |
2251 |
* the GarbageCollector |
* called as the last layer when {@link #updateFinalImage()} |
2252 |
* |
* |
2253 |
* Removes all {@link JMapPaneListener}s that are registered |
* @param forceWait |
2254 |
* |
* if <code>true</code>, a Wait-message will be painted even |
2255 |
* @author <a href="mailto:[email protected]">Stefan Alfons |
* though the rendering threads may not yet have started. If |
2256 |
* Krüger</a> |
* <code>false</code>, it will only depend on |
2257 |
|
* {@link #localExecuter.isRunning} and #bgExecuter.isRunning |
2258 |
*/ |
*/ |
2259 |
public void dispose() { |
private void addGadgets(final Graphics2D graphics, final boolean forceWait) { |
|
if (isDisposed()) |
|
|
return; |
|
|
|
|
|
disposed = true; |
|
2260 |
|
|
2261 |
if (bgExecuter != null) { |
// Paint a logo to the bottom right if available |
2262 |
bgExecuter.cancelTask(); |
if (mapImage != null) { |
2263 |
|
final Rectangle visibleRect = getVisibleRect(); |
2264 |
|
graphics.drawImage(mapImage, visibleRect.width |
2265 |
|
- mapImage.getWidth() - 10, getVisibleRect().height |
2266 |
|
- mapImage.getHeight() - 10, null); |
2267 |
} |
} |
2268 |
|
|
2269 |
if (localExecuter != null) { |
int y = 17; |
2270 |
localExecuter.cancelTask(); |
|
2271 |
|
// If the rendering process is still running, indicate this is the image |
2272 |
|
if (forceWait || bgExecuter != null && bgExecuter.isRunning() |
2273 |
|
|| localExecuter.isRunning()) { |
2274 |
|
|
2275 |
|
y += 8; |
2276 |
|
|
2277 |
|
final Color c = graphics.getColor(); |
2278 |
|
graphics.setFont(waitFont); |
2279 |
|
|
2280 |
|
graphics.setColor(getMapBackgroundColor()); |
2281 |
|
graphics.drawString(waitMsg, 5, y); |
2282 |
|
graphics.setColor(getMapBackgroundColor()); |
2283 |
|
graphics.drawString(waitMsg, 7, y + 2); |
2284 |
|
graphics.setColor(Color.BLACK); |
2285 |
|
graphics.drawString(waitMsg, 6, y + 1); |
2286 |
|
|
2287 |
|
graphics.setColor(c); |
2288 |
|
|
2289 |
|
y += 21; |
2290 |
} |
} |
2291 |
|
|
2292 |
startRenderThreadsTimer.stop(); |
if (!renderingErrors.isEmpty() && isShowExceptions()) { |
|
// repainterTimer.stop(); |
|
2293 |
|
|
2294 |
if (bgImage != null) |
final Color c = graphics.getColor(); |
2295 |
bgImage.flush(); |
graphics.setFont(errorFont); |
|
if (localImage != null) |
|
|
localImage.flush(); |
|
|
// if (gadgetsImage != null) |
|
|
// gadgetsImage.flush(); |
|
|
if (finalImage != null) |
|
|
finalImage.flush(); |
|
|
if (preFinalImage != null) |
|
|
preFinalImage.flush(); |
|
2296 |
|
|
2297 |
// if (dragWaitCursorListener != null) |
for (final Exception ex : renderingErrors) { |
|
// this.removeMouseListener(dragWaitCursorListener); |
|
|
// if (mouseWheelZoomListener != null) |
|
|
// this.removeMouseWheelListener(mouseWheelZoomListener); |
|
2298 |
|
|
2299 |
// Alle mapPaneListener entfernen |
String errStr = ex.getLocalizedMessage(); |
|
mapPaneListeners.clear(); |
|
2300 |
|
|
2301 |
removeMouseMotionListener(zoomMapPaneMouseListener); |
if (errStr == null) |
2302 |
removeMouseListener(zoomMapPaneMouseListener); |
errStr = ex.getMessage(); |
2303 |
|
if (errStr == null) |
2304 |
|
errStr = "unknown error: " + ex.getClass().getSimpleName(); |
2305 |
|
|
2306 |
if (localContext != null) |
graphics.setColor(getMapBackgroundColor()); |
2307 |
getContext().clearLayerList(); |
graphics.drawString(errStr, 5, y); |
2308 |
if (bgContext != null) |
graphics.setColor(Color.RED); |
2309 |
getBgContext().clearLayerList(); |
graphics.drawString(errStr, 6, y + 1); |
2310 |
|
|
2311 |
|
y += 19; |
2312 |
|
} |
2313 |
|
|
2314 |
|
graphics.setColor(c); |
2315 |
|
} |
2316 |
|
|
|
removeAll(); |
|
2317 |
} |
} |
2318 |
|
|
2319 |
/** |
/** |
2320 |
* A flag indicating if dispose() has already been called. If true, then |
* Sets the {@link #mapArea} to best possibly present the given features. If |
2321 |
* further use of this {@link SelectableXMapPane} is undefined. |
* only one single point is given, the window is moved over the point. |
2322 |
|
* |
2323 |
|
* @param features |
2324 |
|
* if <code>null</code> or size==0, the function doesn nothing. |
2325 |
*/ |
*/ |
2326 |
private boolean isDisposed() { |
public void zoomTo( |
2327 |
return disposed; |
final FeatureCollection<SimpleFeatureType, SimpleFeature> features) { |
|
} |
|
2328 |
|
|
2329 |
public void setQuickPreviewHint(int quickPreviewHint) { |
// if (!isWellDefined()) return; |
|
this.quickPreviewHint = quickPreviewHint; |
|
2330 |
|
|
2331 |
} |
final CoordinateReferenceSystem mapCRS = getMapContext() |
2332 |
|
.getCoordinateReferenceSystem(); |
2333 |
|
final CoordinateReferenceSystem fCRS = features.getSchema() |
2334 |
|
.getCoordinateReferenceSystem(); |
2335 |
|
|
2336 |
public void setJava2dHints(RenderingHints java2dHints) { |
ReferencedEnvelope _mapArea; |
2337 |
this.java2dHints = java2dHints; |
if (mapArea == null) |
2338 |
|
_mapArea = features.getBounds(); |
2339 |
|
else |
2340 |
|
_mapArea = getMapArea(); |
2341 |
|
double width = _mapArea.getWidth(); |
2342 |
|
double height = _mapArea.getHeight(); |
2343 |
|
final double ratio = height / width; |
2344 |
|
|
2345 |
|
if (features == null || features.size() == 0) { |
2346 |
|
// feature count == 0 Zoom to the full extend |
2347 |
|
return; |
2348 |
|
} else if (features.size() == 1) { |
2349 |
|
|
2350 |
|
// feature count == 1 Just move the window to the point and zoom 'a |
2351 |
|
// bit' |
2352 |
|
final SimpleFeature singleFeature = features.iterator().next(); |
2353 |
|
|
2354 |
|
if (((Geometry) singleFeature.getDefaultGeometry()) |
2355 |
|
.getCoordinates().length > 1) { |
2356 |
|
// System.out.println("Zoomed to only pne poylgon"); |
2357 |
|
// Poly |
2358 |
|
// TODO max width vs. height |
2359 |
|
width = features.getBounds().getWidth() * 3; |
2360 |
|
height = ratio * width; |
2361 |
|
} else { |
2362 |
|
// System.out.println("Zoomed in a bit becasue only one point"); |
2363 |
|
// width *= .9; |
2364 |
|
// height *= .9; |
2365 |
|
} |
2366 |
|
|
2367 |
|
Coordinate centre = features.getBounds().centre(); |
2368 |
|
if (!mapCRS.equals(fCRS)) { |
2369 |
|
// only to calculations if the CRS differ |
2370 |
|
try { |
2371 |
|
MathTransform fToMap; |
2372 |
|
fToMap = CRS.findMathTransform(fCRS, mapCRS); |
2373 |
|
// centre is transformed to the mapCRS |
2374 |
|
centre = JTS.transform(centre, null, fToMap); |
2375 |
|
} catch (final FactoryException e) { |
2376 |
|
LOGGER.error("Looking for a Math transform", e); |
2377 |
|
} catch (final TransformException e) { |
2378 |
|
LOGGER.error("Looking for a Math transform", e); |
2379 |
|
} |
2380 |
|
} |
2381 |
|
|
2382 |
|
final Coordinate newLeftBottom = new Coordinate(centre.x - width |
2383 |
|
/ 2., centre.y - height / 2.); |
2384 |
|
final Coordinate newTopRight = new Coordinate( |
2385 |
|
centre.x + width / 2., centre.y + height / 2.); |
2386 |
|
|
2387 |
|
final Envelope newMapArea = new Envelope(newLeftBottom, newTopRight); |
2388 |
|
|
2389 |
|
setMapArea(newMapArea); |
2390 |
|
|
2391 |
|
} else { |
2392 |
|
final ReferencedEnvelope fBounds = features.getBounds(); |
2393 |
|
|
2394 |
|
ReferencedEnvelope bounds; |
2395 |
|
if (!mapCRS.equals(fCRS)) { |
2396 |
|
bounds = JTSUtil.transformEnvelope(fBounds, mapCRS); |
2397 |
|
} else { |
2398 |
|
bounds = fBounds; |
2399 |
|
} |
2400 |
|
// BB umrechnen von Layer-CRS in Map-CRS |
2401 |
|
|
2402 |
|
// Expand a bit |
2403 |
|
bounds.expandBy(bounds.getWidth() / 6., bounds.getHeight() / 6.); |
2404 |
|
|
2405 |
|
setMapArea(bounds); |
2406 |
|
} |
2407 |
} |
} |
2408 |
|
|
2409 |
public RenderingHints getJava2dHints() { |
/** |
2410 |
return java2dHints; |
* Zooms towards a point. |
2411 |
|
* |
2412 |
|
* @param center |
2413 |
|
* position in window coordinates |
2414 |
|
* @param zoomFactor |
2415 |
|
* > 1 for zoom in, < 1 for zoom out. Default is 1.33 |
2416 |
|
*/ |
2417 |
|
public void zoomTo(final Point center) { |
2418 |
|
zoomTo(center, null); |
2419 |
} |
} |
2420 |
|
|
2421 |
/** |
/** |
2424 |
* @param center |
* @param center |
2425 |
* position in window coordinates |
* position in window coordinates |
2426 |
* @param zoomFaktor |
* @param zoomFaktor |
2427 |
* > 1 for zoom in, < 1 for zoom out. Default is 1.33. |
* > 1 for zoom out, < 1 for zoom in. Default is .5 |
2428 |
*/ |
*/ |
2429 |
public void zoomTo(Point center, Double zoomFaktor) { |
public void zoomTo(Point center, Double zoomFaktor) { |
2430 |
if (zoomFaktor == null || zoomFaktor == 0.) |
if (zoomFaktor == null || zoomFaktor == 0.) |
2431 |
zoomFaktor = 2.; |
zoomFaktor = .5; |
2432 |
|
|
2433 |
Point2D gcenter = getScreenToWorld().transform(center, null); |
final Point2D gcenter = getScreenToWorld().transform(center, null); |
2434 |
center = null; |
center = null; |
2435 |
|
|
2436 |
if (Double.isNaN(gcenter.getX()) || Double.isNaN(gcenter.getY()) |
if (Double.isNaN(gcenter.getX()) || Double.isNaN(gcenter.getY()) |
2444 |
|
|
2445 |
final Envelope mapArea = getMapArea(); |
final Envelope mapArea = getMapArea(); |
2446 |
|
|
2447 |
Envelope newMapArea = new Envelope(mapArea); |
final Envelope newMapArea = new Envelope(mapArea); |
2448 |
newMapArea.expandBy((mapArea.getWidth() * zoomFaktor - mapArea |
newMapArea.expandBy((mapArea.getWidth() * zoomFaktor - mapArea |
2449 |
.getWidth()) / 2., (mapArea.getHeight() * zoomFaktor - mapArea |
.getWidth()) / 2., (mapArea.getHeight() * zoomFaktor - mapArea |
2450 |
.getHeight()) / 2.); |
.getHeight()) / 2.); |
2451 |
|
|
2452 |
// Move the newMapArea above the new center |
// // Move the newMapArea above the new center if we zoom in: |
2453 |
newMapArea.translate(gcenter.getX() - mapArea.centre().x, gcenter |
newMapArea.translate(gcenter.getX() - mapArea.centre().x, gcenter |
2454 |
.getY() |
.getY() |
2455 |
- mapArea.centre().y); |
- mapArea.centre().y); |
2458 |
} |
} |
2459 |
|
|
2460 |
/** |
/** |
2461 |
* Zooms towards a point. |
* Shall non-fatal rendering exceptions be reported in the mappane or be |
2462 |
* |
* dropped quitely. |
|
* @param center |
|
|
* position in window coordinates |
|
|
* @param zoomFactor |
|
|
* > 1 for zoom in, < 1 for zoom out. Default is 1.33 |
|
2463 |
*/ |
*/ |
2464 |
public void zoomTo(Point center) { |
public void setShowExceptions(final boolean showExceptions) { |
2465 |
zoomTo(center, null); |
this.showExceptions = showExceptions; |
2466 |
} |
} |
2467 |
|
|
2468 |
public void mouseDragged(Point startPos, Point lastPos, MouseEvent event) { |
/** |
2469 |
|
* Shall exceptions be reported in the mappane? |
2470 |
if ((getState() == XMapPane.PAN) |
*/ |
2471 |
|| ((event.getModifiersEx() & InputEvent.BUTTON3_DOWN_MASK) != 0)) { |
public boolean isShowExceptions() { |
2472 |
|
return showExceptions; |
2473 |
if (getCursor() != SwingUtil.PANNING_CURSOR) { |
} |
|
setCursor(SwingUtil.PANNING_CURSOR); |
|
|
|
|
|
// While panning, we deactivate the rendering. So the tasts are |
|
|
// ready to start when the panning os done. |
|
|
if (bgExecuter != null) |
|
|
bgExecuter.cancelTask(); |
|
|
if (localExecuter != null) |
|
|
localExecuter.cancelTask(); |
|
|
} |
|
2474 |
|
|
2475 |
if (lastPos.x > 0 && lastPos.y > 0) { |
public GTRenderer getLocalRenderer() { |
2476 |
final int dx = event.getX() - lastPos.x; |
return localRenderer; |
2477 |
final int dy = event.getY() - lastPos.y; |
} |
2478 |
|
|
2479 |
// TODO Stop dragging when the drag would not be valid... |
/** |
2480 |
// boolean dragValid = true; |
* Setzt den Kartenausschnitt auf die Ausdehnung eines bestimmten Layers. |
2481 |
// // check if this panning results in a valid mapArea |
* Macht nichts, wenn {@code null} uebergeben wird. |
2482 |
// { |
* |
2483 |
// Rectangle winBounds = xMapPane.getBounds(); |
* <br> |
2484 |
// winBounds.translate(xMapPane.imageOrigin.x, |
* |
2485 |
// -xMapPane.imageOrigin.y); |
* @param layer |
2486 |
// Envelope newMapAreaBefore = xMapPane.tranformWindowToGeo( |
* ein Layer |
2487 |
// winBounds.x, winBounds.y, winBounds.x |
*/ |
2488 |
// + winBounds.width, winBounds.y |
public void zoomToLayer(MapLayer layer) { |
2489 |
// + winBounds.height); |
if (layer == null) |
2490 |
// |
return; |
2491 |
// |
try { |
|
// winBounds = xMapPane.getBounds(); |
|
|
// Point testIng = new Point(xMapPane.imageOrigin); |
|
|
// testIng.translate(dx, dy); |
|
|
// winBounds.translate(testIng.x, -testIng.y); |
|
|
// Envelope newMapAreaAfter = xMapPane.tranformWindowToGeo( |
|
|
// winBounds.x, winBounds.y, winBounds.x |
|
|
// + winBounds.width, winBounds.y |
|
|
// + winBounds.height); |
|
|
// |
|
|
// // If the last drag doesn't change the MapArea anymore cancel |
|
|
// it. |
|
|
// if (xMapPane.bestAllowedMapArea(newMapAreaAfter).equals( |
|
|
// xMapPane.bestAllowedMapArea(newMapAreaBefore))){ |
|
|
// dragValid = false; |
|
|
// return; |
|
|
// } |
|
|
// } |
|
2492 |
|
|
2493 |
imageOrigin.translate(dx, dy); |
// BB umrechnen von Layer-CRS in Map-CRS |
2494 |
updateFinalImage(); |
final CoordinateReferenceSystem targetCRS = getMapContext() |
2495 |
repaint(); |
.getCoordinateReferenceSystem(); |
2496 |
|
final CoordinateReferenceSystem sourceCRS = layer |
2497 |
|
.getFeatureSource().getSchema() |
2498 |
|
.getCoordinateReferenceSystem(); |
2499 |
|
|
2500 |
|
Envelope mapAreaNew; |
2501 |
|
if (!CRS.equalsIgnoreMetadata(sourceCRS, targetCRS)) { |
2502 |
|
mapAreaNew = JTSUtil.transformEnvelope(layer.getFeatureSource() |
2503 |
|
.getBounds(), sourceCRS, targetCRS); |
2504 |
|
} else { |
2505 |
|
try { |
2506 |
|
mapAreaNew = layer.getFeatureSource().getBounds(); |
2507 |
|
} catch (java.lang.IllegalArgumentException e) { |
2508 |
|
LOGGER.error("Can't calc layers bounds...", e); |
2509 |
|
mapAreaNew = null; |
2510 |
|
|
2511 |
|
/** |
2512 |
|
* |
2513 |
|
23.10.2009 11:20:50 |
2514 |
|
* org.geotools.data.shapefile.shp.PolygonHandler read |
2515 |
|
* WARNUNG: only one hole in this polygon record ERROR |
2516 |
|
* JMapPane zoomToLayer Zoom to layer did not terminate |
2517 |
|
* correctly java.lang.IllegalArgumentException: Points of |
2518 |
|
* LinearRing do not form a closed linestring at |
2519 |
|
* com.vividsolutions |
2520 |
|
* .jts.geom.LinearRing.validateConstruction |
2521 |
|
* (LinearRing.java:105) at |
2522 |
|
* com.vividsolutions.jts.geom.LinearRing |
2523 |
|
* .<init>(LinearRing.java:100) at |
2524 |
|
* com.vividsolutions.jts.geom |
2525 |
|
* .GeometryFactory.createLinearRing |
2526 |
|
* (GeometryFactory.java:339) at |
2527 |
|
* org.geotools.data.shapefile. |
2528 |
|
* shp.PolygonHandler.read(PolygonHandler.java:188) at |
2529 |
|
* org.geotools |
2530 |
|
* .data.shapefile.shp.ShapefileReader$Record.shape |
2531 |
|
* (ShapefileReader.java:106) at |
2532 |
|
* org.geotools.data.shapefile. |
2533 |
|
* ShapefileAttributeReader.next( |
2534 |
|
* ShapefileAttributeReader.java:157) at |
2535 |
|
* org.geotools.data.shapefile |
2536 |
|
* .indexed.IndexedShapefileAttributeReader |
2537 |
|
* .next(IndexedShapefileAttributeReader.java:122) at |
2538 |
|
* org.geotools |
2539 |
|
* .data.FIDFeatureReader.next(FIDFeatureReader.java:96) at |
2540 |
|
* org.geotools.data.FIDFeatureReader.next(FIDFeatureReader. |
2541 |
|
* java:55) at org.geotools.data.MaxFeatureReader.next( |
2542 |
|
* MaxFeatureReader.java:61) at |
2543 |
|
* org.geotools.data.MaxFeatureReader |
2544 |
|
* .next(MaxFeatureReader.java:61) |
2545 |
|
**/ |
2546 |
|
} |
2547 |
} |
} |
2548 |
|
|
2549 |
} else if ((getState() == XMapPane.ZOOM_IN) |
// Kartenbereich um 10% vergroessern, damit z.B. auch ein |
2550 |
|| (getState() == XMapPane.ZOOM_OUT) |
// Punkt-Layer, |
2551 |
|| (getState() == XMapPane.SELECT_ALL) |
// welches nur aus 2 Punnkten besteht, sichtbar ist (Punkte liegen |
2552 |
|| (getState() == XMapPane.SELECT_TOP) |
// sonst |
2553 |
// || (getState() == XMapPane.SELECT_ONE_FROM_TOP) |
// genau auf dem Rand der angezeigten Flaeche) |
2554 |
) { |
|
2555 |
final Graphics graphics = getGraphics(); |
if (mapAreaNew != null) { |
2556 |
|
mapAreaNew.expandBy(mapAreaNew.getWidth() * 0.1, mapAreaNew |
2557 |
drawRectangle(graphics, startPos, event.getPoint()); |
.getHeight() * 0.1); |
2558 |
|
setMapArea(mapAreaNew); |
2559 |
if ((lastPos.x > 0) && (lastPos.y > 0)) { |
} else { |
2560 |
drawRectangle(graphics, startPos, lastPos); |
LOGGER |
2561 |
|
.warn("Couldn't transformEnvelope when zooming to the layer"); |
2562 |
} |
} |
2563 |
|
} catch (Exception err) { |
2564 |
|
LOGGER.error("Zoom to layer did not terminate correctly", err); |
2565 |
} |
} |
|
|
|
2566 |
} |
} |
2567 |
|
|
2568 |
/** |
/** |
2569 |
* Draws a rectangle in XOR mode from the origin at {@link #startPos} to the |
* Zooms the {@link SelectableXMapPane} to the {@link Envelope} of a layer. |
2570 |
* given point. All in screen coordinates. |
* |
2571 |
|
* <br> |
2572 |
|
* A refresh of the map is not done automatically |
2573 |
|
* |
2574 |
|
* @param index |
2575 |
|
* Index of the {@link MapLayer} in the {@link MapContext} (from |
2576 |
|
* back to top) |
2577 |
|
* |
2578 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
2579 |
|
* Krüger</a> |
2580 |
*/ |
*/ |
2581 |
protected void drawRectangle(final Graphics graphics, Point startPos, |
public void zoomToLayer(int index) { |
2582 |
Point e) { |
final MapContext context = getMapContext(); |
2583 |
// undraw last box/draw new box |
if (context != null) |
2584 |
final int left = Math.min(startPos.x, e.x); |
zoomToLayer(context.getLayer(index)); |
|
final int right = Math.max(startPos.x, e.x); |
|
|
final int top = Math.max(startPos.y, e.y); |
|
|
final int bottom = Math.min(startPos.y, e.y); |
|
|
final int width = right - left; |
|
|
final int height = top - bottom; |
|
|
|
|
|
if (width == 0 && height == 0) |
|
|
return; |
|
|
|
|
|
graphics.setXORMode(Color.WHITE); |
|
|
graphics.drawRect(left, bottom, width, height); |
|
2585 |
} |
} |
2586 |
|
|
2587 |
/** |
/** |
2588 |
* Finalizes a PAN action |
* Zooms the {@link SelectableXMapPane} to the {@link Envelope} of the |
2589 |
|
* selected layer. The layer is selected by the idx, counting from front to |
2590 |
|
* back, like humans would expect in a {@link JList} |
2591 |
|
* |
2592 |
|
* <br> |
2593 |
|
* A refresh of the map is not done automatically |
2594 |
|
* |
2595 |
|
* |
2596 |
|
* |
2597 |
|
* @param index |
2598 |
|
* Reverse index of the {@link MapLayer} in the |
2599 |
|
* {@link MapContext} |
2600 |
|
* |
2601 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
2602 |
|
* Krüger</a> |
2603 |
*/ |
*/ |
2604 |
public void performPan() { |
public void zoomToLayerIdxReverse(int index) { |
2605 |
Rectangle winBounds = getBounds(); |
zoomToLayer(getMapContext().getLayerCount() - 1 - index); |
|
winBounds.translate(-imageOrigin.x, -imageOrigin.y); |
|
|
Envelope newMapArea = tranformWindowToGeo(winBounds.x, winBounds.y, |
|
|
winBounds.x + winBounds.width, winBounds.y + winBounds.height); |
|
|
|
|
|
imageOrigin.x = 0; |
|
|
imageOrigin.y = 0; |
|
|
|
|
|
if (!setMapArea(newMapArea)) { |
|
|
updateFinalImage(); |
|
|
repaint(); |
|
|
} |
|
|
|
|
|
if (getCursor() == SwingUtil.PANNING_CURSOR) |
|
|
setCursor(SwingUtil.PAN_CURSOR); |
|
2606 |
} |
} |
2607 |
|
|
2608 |
public void onRenderingPending() { |
/** |
2609 |
LOGGER.debug("Pending rendering updates the preview..."); |
* Aktiviert oder deaktiviert das AntiAliasing for diese |
2610 |
updateFinalImage(); |
* {@link SelectableXMapPane}. AntiALiasing ist besonders fuer |
2611 |
XMapPane.this.repaint(); |
* Textbeschriftung sehr schoen, verbraucht aber auch mehr Performance. |
2612 |
|
* |
2613 |
|
* @author <a href="mailto:[email protected]">Stefan Alfons |
2614 |
|
* Krüger</a> |
2615 |
|
*/ |
2616 |
|
public void setAntiAliasing(final boolean aa) { |
2617 |
|
// LOGGER.info("Setting AntiAliasing for this JMapPane to " + aa); |
2618 |
|
RenderingHints java2DHints = java2dHints; |
2619 |
|
if (java2DHints == null) { |
2620 |
|
java2DHints = GeoTools.getDefaultHints(); |
2621 |
|
} |
2622 |
|
|
2623 |
|
java2DHints.put(RenderingHints.KEY_ANTIALIASING, |
2624 |
|
aa ? RenderingHints.VALUE_ANTIALIAS_ON |
2625 |
|
: RenderingHints.VALUE_ANTIALIAS_OFF); |
2626 |
|
java2DHints.put(RenderingHints.KEY_TEXT_ANTIALIASING, |
2627 |
|
aa ? RenderingHints.VALUE_TEXT_ANTIALIAS_ON |
2628 |
|
: RenderingHints.VALUE_TEXT_ANTIALIAS_OFF); |
2629 |
|
java2DHints.put(RenderingHints.KEY_RENDERING, |
2630 |
|
aa ? RenderingHints.VALUE_RENDER_QUALITY |
2631 |
|
: RenderingHints.VALUE_RENDER_SPEED); |
2632 |
|
|
2633 |
} |
} |
2634 |
|
|
2635 |
} |
} |