1 | // License: GPL. For details, see Readme.txt file.
|
---|
2 | package org.openstreetmap.gui.jmapviewer;
|
---|
3 |
|
---|
4 | import java.awt.Dimension;
|
---|
5 | import java.awt.Font;
|
---|
6 | import java.awt.Graphics;
|
---|
7 | import java.awt.Insets;
|
---|
8 | import java.awt.Point;
|
---|
9 | import java.awt.event.ActionEvent;
|
---|
10 | import java.awt.event.ActionListener;
|
---|
11 | import java.awt.event.MouseEvent;
|
---|
12 | import java.util.LinkedList;
|
---|
13 | import java.util.List;
|
---|
14 |
|
---|
15 | import javax.swing.ImageIcon;
|
---|
16 | import javax.swing.JButton;
|
---|
17 | import javax.swing.JPanel;
|
---|
18 | import javax.swing.JSlider;
|
---|
19 | import javax.swing.event.ChangeEvent;
|
---|
20 | import javax.swing.event.ChangeListener;
|
---|
21 | import javax.swing.event.EventListenerList;
|
---|
22 |
|
---|
23 | import org.openstreetmap.gui.jmapviewer.events.JMVCommandEvent;
|
---|
24 | import org.openstreetmap.gui.jmapviewer.events.JMVCommandEvent.COMMAND;
|
---|
25 | import org.openstreetmap.gui.jmapviewer.interfaces.ICoordinate;
|
---|
26 | import org.openstreetmap.gui.jmapviewer.interfaces.JMapViewerEventListener;
|
---|
27 | import org.openstreetmap.gui.jmapviewer.interfaces.MapMarker;
|
---|
28 | import org.openstreetmap.gui.jmapviewer.interfaces.MapPolygon;
|
---|
29 | import org.openstreetmap.gui.jmapviewer.interfaces.MapRectangle;
|
---|
30 | import org.openstreetmap.gui.jmapviewer.interfaces.TileCache;
|
---|
31 | import org.openstreetmap.gui.jmapviewer.interfaces.TileLoader;
|
---|
32 | import org.openstreetmap.gui.jmapviewer.interfaces.TileLoaderListener;
|
---|
33 | import org.openstreetmap.gui.jmapviewer.interfaces.TileSource;
|
---|
34 | import org.openstreetmap.gui.jmapviewer.tilesources.OsmTileSource;
|
---|
35 |
|
---|
36 | /**
|
---|
37 | * Provides a simple panel that displays pre-rendered map tiles loaded from the
|
---|
38 | * OpenStreetMap project.
|
---|
39 | *
|
---|
40 | * @author Jan Peter Stotz
|
---|
41 | *
|
---|
42 | */
|
---|
43 | public class JMapViewer extends JPanel implements TileLoaderListener {
|
---|
44 |
|
---|
45 | private static final long serialVersionUID = 1L;
|
---|
46 |
|
---|
47 | /**
|
---|
48 | * Vectors for clock-wise tile painting
|
---|
49 | */
|
---|
50 | protected static final Point[] move = { new Point(1, 0), new Point(0, 1), new Point(-1, 0), new Point(0, -1) };
|
---|
51 |
|
---|
52 | public static final int MAX_ZOOM = 22;
|
---|
53 | public static final int MIN_ZOOM = 0;
|
---|
54 |
|
---|
55 | protected List<MapMarker> mapMarkerList;
|
---|
56 | protected List<MapRectangle> mapRectangleList;
|
---|
57 | protected List<MapPolygon> mapPolygonList;
|
---|
58 |
|
---|
59 | protected boolean mapMarkersVisible;
|
---|
60 | protected boolean mapRectanglesVisible;
|
---|
61 | protected boolean mapPolygonsVisible;
|
---|
62 |
|
---|
63 | protected boolean tileGridVisible;
|
---|
64 | protected boolean scrollWrapEnabled;
|
---|
65 |
|
---|
66 | protected TileController tileController;
|
---|
67 |
|
---|
68 | /**
|
---|
69 | * x- and y-position of the center of this map-panel on the world map
|
---|
70 | * denoted in screen pixel regarding the current zoom level.
|
---|
71 | */
|
---|
72 | protected Point center;
|
---|
73 |
|
---|
74 | /**
|
---|
75 | * Current zoom level
|
---|
76 | */
|
---|
77 | protected int zoom;
|
---|
78 |
|
---|
79 | protected JSlider zoomSlider;
|
---|
80 | protected JButton zoomInButton;
|
---|
81 | protected JButton zoomOutButton;
|
---|
82 |
|
---|
83 | public static enum ZOOM_BUTTON_STYLE {
|
---|
84 | HORIZONTAL,
|
---|
85 | VERTICAL
|
---|
86 | }
|
---|
87 | protected ZOOM_BUTTON_STYLE zoomButtonStyle;
|
---|
88 |
|
---|
89 | private TileSource tileSource;
|
---|
90 |
|
---|
91 | protected AttributionSupport attribution = new AttributionSupport();
|
---|
92 |
|
---|
93 | /**
|
---|
94 | * Creates a standard {@link JMapViewer} instance that can be controlled via
|
---|
95 | * mouse: hold right mouse button for moving, double click left mouse button
|
---|
96 | * or use mouse wheel for zooming. Loaded tiles are stored the
|
---|
97 | * {@link MemoryTileCache} and the tile loader uses 4 parallel threads for
|
---|
98 | * retrieving the tiles.
|
---|
99 | */
|
---|
100 | public JMapViewer() {
|
---|
101 | this(new MemoryTileCache(), 8);
|
---|
102 | new DefaultMapController(this);
|
---|
103 | }
|
---|
104 |
|
---|
105 | public JMapViewer(TileCache tileCache, int downloadThreadCount) {
|
---|
106 | super();
|
---|
107 | JobDispatcher.setMaxWorkers(downloadThreadCount);
|
---|
108 | tileSource = new OsmTileSource.Mapnik();
|
---|
109 | tileController = new TileController(tileSource, tileCache, this);
|
---|
110 | mapMarkerList = new LinkedList<MapMarker>();
|
---|
111 | mapPolygonList = new LinkedList<MapPolygon>();
|
---|
112 | mapRectangleList = new LinkedList<MapRectangle>();
|
---|
113 | mapMarkersVisible = true;
|
---|
114 | mapRectanglesVisible = true;
|
---|
115 | mapPolygonsVisible = true;
|
---|
116 | tileGridVisible = false;
|
---|
117 | setLayout(null);
|
---|
118 | initializeZoomSlider();
|
---|
119 | setMinimumSize(new Dimension(tileSource.getTileSize(), tileSource.getTileSize()));
|
---|
120 | setPreferredSize(new Dimension(400, 400));
|
---|
121 | setDisplayPosition(new Coordinate(50, 9), 3);
|
---|
122 | //setToolTipText("");
|
---|
123 | }
|
---|
124 |
|
---|
125 | @Override
|
---|
126 | public String getToolTipText(MouseEvent event) {
|
---|
127 | // Point screenPoint = event.getLocationOnScreen();
|
---|
128 | // Coordinate c = getPosition(screenPoint);
|
---|
129 | return super.getToolTipText(event);
|
---|
130 | }
|
---|
131 |
|
---|
132 | protected void initializeZoomSlider() {
|
---|
133 | zoomSlider = new JSlider(MIN_ZOOM, tileController.getTileSource().getMaxZoom());
|
---|
134 | zoomSlider.setOrientation(JSlider.VERTICAL);
|
---|
135 | zoomSlider.setBounds(10, 10, 30, 150);
|
---|
136 | zoomSlider.setOpaque(false);
|
---|
137 | zoomSlider.addChangeListener(new ChangeListener() {
|
---|
138 | public void stateChanged(ChangeEvent e) {
|
---|
139 | setZoom(zoomSlider.getValue());
|
---|
140 | }
|
---|
141 | });
|
---|
142 | zoomSlider.setFocusable(false);
|
---|
143 | add(zoomSlider);
|
---|
144 | int size = 18;
|
---|
145 | try {
|
---|
146 | ImageIcon icon = new ImageIcon(JMapViewer.class.getResource("images/plus.png"));
|
---|
147 | zoomInButton = new JButton(icon);
|
---|
148 | } catch (Exception e) {
|
---|
149 | zoomInButton = new JButton("+");
|
---|
150 | zoomInButton.setFont(new Font("sansserif", Font.BOLD, 9));
|
---|
151 | zoomInButton.setMargin(new Insets(0, 0, 0, 0));
|
---|
152 | }
|
---|
153 | zoomInButton.setBounds(4, 155, size, size);
|
---|
154 | zoomInButton.addActionListener(new ActionListener() {
|
---|
155 |
|
---|
156 | public void actionPerformed(ActionEvent e) {
|
---|
157 | zoomIn();
|
---|
158 | }
|
---|
159 | });
|
---|
160 | zoomInButton.setFocusable(false);
|
---|
161 | add(zoomInButton);
|
---|
162 | try {
|
---|
163 | ImageIcon icon = new ImageIcon(JMapViewer.class.getResource("images/minus.png"));
|
---|
164 | zoomOutButton = new JButton(icon);
|
---|
165 | } catch (Exception e) {
|
---|
166 | zoomOutButton = new JButton("-");
|
---|
167 | zoomOutButton.setFont(new Font("sansserif", Font.BOLD, 9));
|
---|
168 | zoomOutButton.setMargin(new Insets(0, 0, 0, 0));
|
---|
169 | }
|
---|
170 | zoomOutButton.setBounds(8 + size, 155, size, size);
|
---|
171 | zoomOutButton.addActionListener(new ActionListener() {
|
---|
172 |
|
---|
173 | public void actionPerformed(ActionEvent e) {
|
---|
174 | zoomOut();
|
---|
175 | }
|
---|
176 | });
|
---|
177 | zoomOutButton.setFocusable(false);
|
---|
178 | add(zoomOutButton);
|
---|
179 | }
|
---|
180 |
|
---|
181 | /**
|
---|
182 | * Changes the map pane so that it is centered on the specified coordinate
|
---|
183 | * at the given zoom level.
|
---|
184 | *
|
---|
185 | * @param lat
|
---|
186 | * latitude of the specified coordinate
|
---|
187 | * @param lon
|
---|
188 | * longitude of the specified coordinate
|
---|
189 | * @param zoom
|
---|
190 | * {@link #MIN_ZOOM} <= zoom level <= {@link #MAX_ZOOM}
|
---|
191 | */
|
---|
192 | public void setDisplayPosition(Coordinate to, int zoom) {
|
---|
193 | setDisplayPosition(new Point(getWidth() / 2, getHeight() / 2), to, zoom);
|
---|
194 | }
|
---|
195 |
|
---|
196 | /**
|
---|
197 | * Changes the map pane so that the specified coordinate at the given zoom
|
---|
198 | * level is displayed on the map at the screen coordinate
|
---|
199 | * <code>mapPoint</code>.
|
---|
200 | *
|
---|
201 | * @param mapPoint
|
---|
202 | * point on the map denoted in pixels where the coordinate should
|
---|
203 | * be set
|
---|
204 | * @param lat
|
---|
205 | * latitude of the specified coordinate
|
---|
206 | * @param lon
|
---|
207 | * longitude of the specified coordinate
|
---|
208 | * @param zoom
|
---|
209 | * {@link #MIN_ZOOM} <= zoom level <=
|
---|
210 | * {@link TileSource#getMaxZoom()}
|
---|
211 | */
|
---|
212 | public void setDisplayPosition(Point mapPoint, Coordinate to, int zoom) {
|
---|
213 | int x = OsmMercator.LonToX(to.getLon(), zoom);
|
---|
214 | int y = OsmMercator.LatToY(to.getLat(), zoom);
|
---|
215 | setDisplayPosition(mapPoint, x, y, zoom);
|
---|
216 | }
|
---|
217 |
|
---|
218 | public void setDisplayPosition(int x, int y, int zoom) {
|
---|
219 | setDisplayPosition(new Point(getWidth() / 2, getHeight() / 2), x, y, zoom);
|
---|
220 | }
|
---|
221 |
|
---|
222 | public void setDisplayPosition(Point mapPoint, int x, int y, int zoom) {
|
---|
223 | if (zoom > tileController.getTileSource().getMaxZoom() || zoom < MIN_ZOOM)
|
---|
224 | return;
|
---|
225 |
|
---|
226 | // Get the plain tile number
|
---|
227 | Point p = new Point();
|
---|
228 | p.x = x - mapPoint.x + getWidth() / 2;
|
---|
229 | p.y = y - mapPoint.y + getHeight() / 2;
|
---|
230 | center = p;
|
---|
231 | setIgnoreRepaint(true);
|
---|
232 | try {
|
---|
233 | int oldZoom = this.zoom;
|
---|
234 | this.zoom = zoom;
|
---|
235 | if (oldZoom != zoom) {
|
---|
236 | zoomChanged(oldZoom);
|
---|
237 | }
|
---|
238 | if (zoomSlider.getValue() != zoom) {
|
---|
239 | zoomSlider.setValue(zoom);
|
---|
240 | }
|
---|
241 | } finally {
|
---|
242 | setIgnoreRepaint(false);
|
---|
243 | repaint();
|
---|
244 | }
|
---|
245 | }
|
---|
246 |
|
---|
247 | /**
|
---|
248 | * Sets the displayed map pane and zoom level so that all chosen map elements are
|
---|
249 | * visible.
|
---|
250 | */
|
---|
251 | public void setDisplayToFitMapElements(boolean markers, boolean rectangles, boolean polygons) {
|
---|
252 | int nbElemToCheck = 0;
|
---|
253 | if (markers && mapMarkerList != null)
|
---|
254 | nbElemToCheck += mapMarkerList.size();
|
---|
255 | if (rectangles && mapRectangleList != null)
|
---|
256 | nbElemToCheck += mapRectangleList.size();
|
---|
257 | if (polygons && mapPolygonList != null)
|
---|
258 | nbElemToCheck += mapPolygonList.size();
|
---|
259 | if (nbElemToCheck == 0)
|
---|
260 | return;
|
---|
261 |
|
---|
262 | int x_min = Integer.MAX_VALUE;
|
---|
263 | int y_min = Integer.MAX_VALUE;
|
---|
264 | int x_max = Integer.MIN_VALUE;
|
---|
265 | int y_max = Integer.MIN_VALUE;
|
---|
266 | int mapZoomMax = tileController.getTileSource().getMaxZoom();
|
---|
267 |
|
---|
268 | if (markers) {
|
---|
269 | for (MapMarker marker : mapMarkerList) {
|
---|
270 | if(marker.isVisible()){
|
---|
271 | int x = OsmMercator.LonToX(marker.getLon(), mapZoomMax);
|
---|
272 | int y = OsmMercator.LatToY(marker.getLat(), mapZoomMax);
|
---|
273 | x_max = Math.max(x_max, x);
|
---|
274 | y_max = Math.max(y_max, y);
|
---|
275 | x_min = Math.min(x_min, x);
|
---|
276 | y_min = Math.min(y_min, y);
|
---|
277 | }
|
---|
278 | }
|
---|
279 | }
|
---|
280 |
|
---|
281 | if (rectangles) {
|
---|
282 | for (MapRectangle rectangle : mapRectangleList) {
|
---|
283 | if(rectangle.isVisible()){
|
---|
284 | x_max = Math.max(x_max, OsmMercator.LonToX(rectangle.getBottomRight().getLon(), mapZoomMax));
|
---|
285 | y_max = Math.max(y_max, OsmMercator.LatToY(rectangle.getTopLeft().getLat(), mapZoomMax));
|
---|
286 | x_min = Math.min(x_min, OsmMercator.LonToX(rectangle.getTopLeft().getLon(), mapZoomMax));
|
---|
287 | y_min = Math.min(y_min, OsmMercator.LatToY(rectangle.getBottomRight().getLat(), mapZoomMax));
|
---|
288 | }
|
---|
289 | }
|
---|
290 | }
|
---|
291 |
|
---|
292 | if (polygons) {
|
---|
293 | for (MapPolygon polygon : mapPolygonList) {
|
---|
294 | if(polygon.isVisible()){
|
---|
295 | for (ICoordinate c : polygon.getPoints()) {
|
---|
296 | int x = OsmMercator.LonToX(c.getLon(), mapZoomMax);
|
---|
297 | int y = OsmMercator.LatToY(c.getLat(), mapZoomMax);
|
---|
298 | x_max = Math.max(x_max, x);
|
---|
299 | y_max = Math.max(y_max, y);
|
---|
300 | x_min = Math.min(x_min, x);
|
---|
301 | y_min = Math.min(y_min, y);
|
---|
302 | }
|
---|
303 | }
|
---|
304 | }
|
---|
305 | }
|
---|
306 |
|
---|
307 | int height = Math.max(0, getHeight());
|
---|
308 | int width = Math.max(0, getWidth());
|
---|
309 | int newZoom = mapZoomMax;
|
---|
310 | int x = x_max - x_min;
|
---|
311 | int y = y_max - y_min;
|
---|
312 | while (x > width || y > height) {
|
---|
313 | newZoom--;
|
---|
314 | x >>= 1;
|
---|
315 | y >>= 1;
|
---|
316 | }
|
---|
317 | x = x_min + (x_max - x_min) / 2;
|
---|
318 | y = y_min + (y_max - y_min) / 2;
|
---|
319 | int z = 1 << (mapZoomMax - newZoom);
|
---|
320 | x /= z;
|
---|
321 | y /= z;
|
---|
322 | setDisplayPosition(x, y, newZoom);
|
---|
323 | }
|
---|
324 |
|
---|
325 |
|
---|
326 | /**
|
---|
327 | * Sets the displayed map pane and zoom level so that all map markers are
|
---|
328 | * visible.
|
---|
329 | */
|
---|
330 | public void setDisplayToFitMapMarkers() {
|
---|
331 | setDisplayToFitMapElements(true, false, false);
|
---|
332 | }
|
---|
333 |
|
---|
334 | /**
|
---|
335 | * Sets the displayed map pane and zoom level so that all map rectangles are
|
---|
336 | * visible.
|
---|
337 | */
|
---|
338 | public void setDisplayToFitMapRectangles() {
|
---|
339 | setDisplayToFitMapElements(false, true, false);
|
---|
340 | }
|
---|
341 |
|
---|
342 | /**
|
---|
343 | * Sets the displayed map pane and zoom level so that all map polygons are
|
---|
344 | * visible.
|
---|
345 | */
|
---|
346 | public void setDisplayToFitMapPolygons() {
|
---|
347 | setDisplayToFitMapElements(false, false, true);
|
---|
348 | }
|
---|
349 |
|
---|
350 | /**
|
---|
351 | * @return the center
|
---|
352 | */
|
---|
353 | public Point getCenter() {
|
---|
354 | return center;
|
---|
355 | }
|
---|
356 |
|
---|
357 | /**
|
---|
358 | * @param center the center to set
|
---|
359 | */
|
---|
360 | public void setCenter(Point center) {
|
---|
361 | this.center = center;
|
---|
362 | }
|
---|
363 |
|
---|
364 | /**
|
---|
365 | * Calculates the latitude/longitude coordinate of the center of the
|
---|
366 | * currently displayed map area.
|
---|
367 | *
|
---|
368 | * @return latitude / longitude
|
---|
369 | */
|
---|
370 | public Coordinate getPosition() {
|
---|
371 | double lon = OsmMercator.XToLon(center.x, zoom);
|
---|
372 | double lat = OsmMercator.YToLat(center.y, zoom);
|
---|
373 | return new Coordinate(lat, lon);
|
---|
374 | }
|
---|
375 |
|
---|
376 | /**
|
---|
377 | * Converts the relative pixel coordinate (regarding the top left corner of
|
---|
378 | * the displayed map) into a latitude / longitude coordinate
|
---|
379 | *
|
---|
380 | * @param mapPoint
|
---|
381 | * relative pixel coordinate regarding the top left corner of the
|
---|
382 | * displayed map
|
---|
383 | * @return latitude / longitude
|
---|
384 | */
|
---|
385 | public Coordinate getPosition(Point mapPoint) {
|
---|
386 | return getPosition(mapPoint.x, mapPoint.y);
|
---|
387 | }
|
---|
388 |
|
---|
389 | /**
|
---|
390 | * Converts the relative pixel coordinate (regarding the top left corner of
|
---|
391 | * the displayed map) into a latitude / longitude coordinate
|
---|
392 | *
|
---|
393 | * @param mapPointX
|
---|
394 | * @param mapPointY
|
---|
395 | * @return latitude / longitude
|
---|
396 | */
|
---|
397 | public Coordinate getPosition(int mapPointX, int mapPointY) {
|
---|
398 | int x = center.x + mapPointX - getWidth() / 2;
|
---|
399 | int y = center.y + mapPointY - getHeight() / 2;
|
---|
400 | double lon = OsmMercator.XToLon(x, zoom);
|
---|
401 | double lat = OsmMercator.YToLat(y, zoom);
|
---|
402 | return new Coordinate(lat, lon);
|
---|
403 | }
|
---|
404 |
|
---|
405 | /**
|
---|
406 | * Calculates the position on the map of a given coordinate
|
---|
407 | *
|
---|
408 | * @param lat
|
---|
409 | * @param lon
|
---|
410 | * @param checkOutside
|
---|
411 | * @return point on the map or <code>null</code> if the point is not visible
|
---|
412 | * and checkOutside set to <code>true</code>
|
---|
413 | */
|
---|
414 | public Point getMapPosition(double lat, double lon, boolean checkOutside) {
|
---|
415 | int x = OsmMercator.LonToX(lon, zoom);
|
---|
416 | int y = OsmMercator.LatToY(lat, zoom);
|
---|
417 | x -= center.x - getWidth() / 2;
|
---|
418 | y -= center.y - getHeight() / 2;
|
---|
419 | if (checkOutside) {
|
---|
420 | if (x < 0 || y < 0 || x > getWidth() || y > getHeight())
|
---|
421 | return null;
|
---|
422 | }
|
---|
423 | return new Point(x, y);
|
---|
424 | }
|
---|
425 |
|
---|
426 | /**
|
---|
427 | * Calculates the position on the map of a given coordinate
|
---|
428 | *
|
---|
429 | * @param lat Latitude
|
---|
430 | * @param offset Offset respect Latitude
|
---|
431 | * @param checkOutside
|
---|
432 | * @return Integer the radius in pixels
|
---|
433 | */
|
---|
434 | public Integer getLatOffset(double lat, double offset, boolean checkOutside) {
|
---|
435 | int y = OsmMercator.LatToY(lat+offset, zoom);
|
---|
436 | y -= center.y - getHeight() / 2;
|
---|
437 | if (checkOutside) {
|
---|
438 | if (y < 0 || y > getHeight())
|
---|
439 | return null;
|
---|
440 | }
|
---|
441 | return y;
|
---|
442 | }
|
---|
443 |
|
---|
444 | /**
|
---|
445 | * Calculates the position on the map of a given coordinate
|
---|
446 | *
|
---|
447 | * @param lat
|
---|
448 | * @param lon
|
---|
449 | * @return point on the map or <code>null</code> if the point is not visible
|
---|
450 | */
|
---|
451 | public Point getMapPosition(double lat, double lon) {
|
---|
452 | return getMapPosition(lat, lon, true);
|
---|
453 | }
|
---|
454 |
|
---|
455 | /**
|
---|
456 | * Calculates the position on the map of a given coordinate
|
---|
457 | *
|
---|
458 | * @param marker MapMarker object that define the x,y coordinate
|
---|
459 | * @return Integer the radius in pixels
|
---|
460 | */
|
---|
461 | public Integer getRadius(MapMarker marker, Point p) {
|
---|
462 | if(marker.getMarkerStyle() == MapMarker.STYLE.FIXED)
|
---|
463 | return (int)marker.getRadius();
|
---|
464 | else if(p!=null){
|
---|
465 | Integer radius = getLatOffset(marker.getLat(), marker.getRadius(), false);
|
---|
466 | radius = radius==null?null:p.y-radius.intValue();
|
---|
467 | return radius;
|
---|
468 | }else return null;
|
---|
469 | }
|
---|
470 |
|
---|
471 | /**
|
---|
472 | * Calculates the position on the map of a given coordinate
|
---|
473 | *
|
---|
474 | * @param coord
|
---|
475 | * @return point on the map or <code>null</code> if the point is not visible
|
---|
476 | */
|
---|
477 | public Point getMapPosition(Coordinate coord) {
|
---|
478 | if (coord != null)
|
---|
479 | return getMapPosition(coord.getLat(), coord.getLon());
|
---|
480 | else
|
---|
481 | return null;
|
---|
482 | }
|
---|
483 |
|
---|
484 | /**
|
---|
485 | * Calculates the position on the map of a given coordinate
|
---|
486 | *
|
---|
487 | * @param coord
|
---|
488 | * @return point on the map or <code>null</code> if the point is not visible
|
---|
489 | * and checkOutside set to <code>true</code>
|
---|
490 | */
|
---|
491 | public Point getMapPosition(ICoordinate coord, boolean checkOutside) {
|
---|
492 | if (coord != null)
|
---|
493 | return getMapPosition(coord.getLat(), coord.getLon(), checkOutside);
|
---|
494 | else
|
---|
495 | return null;
|
---|
496 | }
|
---|
497 |
|
---|
498 | /**
|
---|
499 | * Gets the meter per pixel.
|
---|
500 | *
|
---|
501 | * @return the meter per pixel
|
---|
502 | * @author Jason Huntley
|
---|
503 | */
|
---|
504 | public double getMeterPerPixel() {
|
---|
505 | Point origin=new Point(5,5);
|
---|
506 | Point center=new Point(getWidth()/2, getHeight()/2);
|
---|
507 |
|
---|
508 | double pDistance=center.distance(origin);
|
---|
509 |
|
---|
510 | Coordinate originCoord=getPosition(origin);
|
---|
511 | Coordinate centerCoord=getPosition(center);
|
---|
512 |
|
---|
513 | double mDistance=OsmMercator.getDistance(originCoord.getLat(), originCoord.getLon(),
|
---|
514 | centerCoord.getLat(), centerCoord.getLon());
|
---|
515 |
|
---|
516 | return mDistance/pDistance;
|
---|
517 | }
|
---|
518 |
|
---|
519 | @Override
|
---|
520 | protected void paintComponent(Graphics g) {
|
---|
521 | super.paintComponent(g);
|
---|
522 |
|
---|
523 | int iMove = 0;
|
---|
524 |
|
---|
525 | int tilesize = tileSource.getTileSize();
|
---|
526 | int tilex = center.x / tilesize;
|
---|
527 | int tiley = center.y / tilesize;
|
---|
528 | int off_x = (center.x % tilesize);
|
---|
529 | int off_y = (center.y % tilesize);
|
---|
530 |
|
---|
531 | int w2 = getWidth() / 2;
|
---|
532 | int h2 = getHeight() / 2;
|
---|
533 | int posx = w2 - off_x;
|
---|
534 | int posy = h2 - off_y;
|
---|
535 |
|
---|
536 | int diff_left = off_x;
|
---|
537 | int diff_right = tilesize - off_x;
|
---|
538 | int diff_top = off_y;
|
---|
539 | int diff_bottom = tilesize - off_y;
|
---|
540 |
|
---|
541 | boolean start_left = diff_left < diff_right;
|
---|
542 | boolean start_top = diff_top < diff_bottom;
|
---|
543 |
|
---|
544 | if (start_top) {
|
---|
545 | if (start_left) {
|
---|
546 | iMove = 2;
|
---|
547 | } else {
|
---|
548 | iMove = 3;
|
---|
549 | }
|
---|
550 | } else {
|
---|
551 | if (start_left) {
|
---|
552 | iMove = 1;
|
---|
553 | } else {
|
---|
554 | iMove = 0;
|
---|
555 | }
|
---|
556 | } // calculate the visibility borders
|
---|
557 | int x_min = -tilesize;
|
---|
558 | int y_min = -tilesize;
|
---|
559 | int x_max = getWidth();
|
---|
560 | int y_max = getHeight();
|
---|
561 |
|
---|
562 | // calculate the length of the grid (number of squares per edge)
|
---|
563 | int gridLength = 1 << zoom;
|
---|
564 |
|
---|
565 | // paint the tiles in a spiral, starting from center of the map
|
---|
566 | boolean painted = true;
|
---|
567 | int x = 0;
|
---|
568 | while (painted) {
|
---|
569 | painted = false;
|
---|
570 | for (int i = 0; i < 4; i++) {
|
---|
571 | if (i % 2 == 0) {
|
---|
572 | x++;
|
---|
573 | }
|
---|
574 | for (int j = 0; j < x; j++) {
|
---|
575 | if (x_min <= posx && posx <= x_max && y_min <= posy && posy <= y_max) {
|
---|
576 | // tile is visible
|
---|
577 | Tile tile;
|
---|
578 | if (scrollWrapEnabled) {
|
---|
579 | // in case tilex is out of bounds, grab the tile to use for wrapping
|
---|
580 | int tilexWrap = (((tilex % gridLength) + gridLength) % gridLength);
|
---|
581 | tile = tileController.getTile(tilexWrap, tiley, zoom);
|
---|
582 | } else {
|
---|
583 | tile = tileController.getTile(tilex, tiley, zoom);
|
---|
584 | }
|
---|
585 | if (tile != null) {
|
---|
586 | tile.paint(g, posx, posy);
|
---|
587 | if (tileGridVisible) {
|
---|
588 | g.drawRect(posx, posy, tilesize, tilesize);
|
---|
589 | }
|
---|
590 | }
|
---|
591 | painted = true;
|
---|
592 | }
|
---|
593 | Point p = move[iMove];
|
---|
594 | posx += p.x * tilesize;
|
---|
595 | posy += p.y * tilesize;
|
---|
596 | tilex += p.x;
|
---|
597 | tiley += p.y;
|
---|
598 | }
|
---|
599 | iMove = (iMove + 1) % move.length;
|
---|
600 | }
|
---|
601 | }
|
---|
602 | // outer border of the map
|
---|
603 | int mapSize = tilesize << zoom;
|
---|
604 | if (scrollWrapEnabled) {
|
---|
605 | g.drawLine(0, h2 - center.y, getWidth(), h2 - center.y);
|
---|
606 | g.drawLine(0, h2 - center.y + mapSize, getWidth(), h2 - center.y + mapSize);
|
---|
607 | } else {
|
---|
608 | g.drawRect(w2 - center.x, h2 - center.y, mapSize, mapSize);
|
---|
609 | }
|
---|
610 |
|
---|
611 | // g.drawString("Tiles in cache: " + tileCache.getTileCount(), 50, 20);
|
---|
612 |
|
---|
613 | // keep x-coordinates from growing without bound if scroll-wrap is enabled
|
---|
614 | if (scrollWrapEnabled) {
|
---|
615 | center.x = center.x % mapSize;
|
---|
616 | }
|
---|
617 |
|
---|
618 | if (mapPolygonsVisible && mapPolygonList != null) {
|
---|
619 | for (MapPolygon polygon : mapPolygonList) {
|
---|
620 | if(polygon.isVisible()) paintPolygon(g, polygon);
|
---|
621 | }
|
---|
622 | }
|
---|
623 |
|
---|
624 | if (mapRectanglesVisible && mapRectangleList != null) {
|
---|
625 | for (MapRectangle rectangle : mapRectangleList) {
|
---|
626 | if(rectangle.isVisible()) paintRectangle(g, rectangle);
|
---|
627 | }
|
---|
628 | }
|
---|
629 |
|
---|
630 | if (mapMarkersVisible && mapMarkerList != null) {
|
---|
631 | for (MapMarker marker : mapMarkerList) {
|
---|
632 | if(marker.isVisible())paintMarker(g, marker);
|
---|
633 | }
|
---|
634 | }
|
---|
635 |
|
---|
636 | attribution.paintAttribution(g, getWidth(), getHeight(), getPosition(0, 0), getPosition(getWidth(), getHeight()), zoom, this);
|
---|
637 | }
|
---|
638 |
|
---|
639 | /**
|
---|
640 | * Paint a single marker.
|
---|
641 | */
|
---|
642 | protected void paintMarker(Graphics g, MapMarker marker) {
|
---|
643 | Point p = getMapPosition(marker.getLat(), marker.getLon(), marker.getMarkerStyle()==MapMarker.STYLE.FIXED);
|
---|
644 | Integer radius = getRadius(marker, p);
|
---|
645 | if (scrollWrapEnabled) {
|
---|
646 | int tilesize = tileSource.getTileSize();
|
---|
647 | int mapSize = tilesize << zoom;
|
---|
648 | if (p == null) {
|
---|
649 | p = getMapPosition(marker.getLat(), marker.getLon(), false);
|
---|
650 | radius = getRadius(marker, p);
|
---|
651 | }
|
---|
652 | marker.paint(g, p, radius);
|
---|
653 | int xSave = p.x;
|
---|
654 | int xWrap = xSave;
|
---|
655 | // overscan of 15 allows up to 30-pixel markers to gracefully scroll off the edge of the panel
|
---|
656 | while ((xWrap -= mapSize) >= -15) {
|
---|
657 | p.x = xWrap;
|
---|
658 | marker.paint(g, p, radius);
|
---|
659 | }
|
---|
660 | xWrap = xSave;
|
---|
661 | while ((xWrap += mapSize) <= getWidth() + 15) {
|
---|
662 | p.x = xWrap;
|
---|
663 | marker.paint(g, p, radius);
|
---|
664 | }
|
---|
665 | } else {
|
---|
666 | if (p != null) {
|
---|
667 | marker.paint(g, p, radius);
|
---|
668 | }
|
---|
669 | }
|
---|
670 | }
|
---|
671 |
|
---|
672 | /**
|
---|
673 | * Paint a single rectangle.
|
---|
674 | */
|
---|
675 | protected void paintRectangle(Graphics g, MapRectangle rectangle) {
|
---|
676 | Coordinate topLeft = rectangle.getTopLeft();
|
---|
677 | Coordinate bottomRight = rectangle.getBottomRight();
|
---|
678 | if (topLeft != null && bottomRight != null) {
|
---|
679 | Point pTopLeft = getMapPosition(topLeft, false);
|
---|
680 | Point pBottomRight = getMapPosition(bottomRight, false);
|
---|
681 | if (pTopLeft != null && pBottomRight != null) {
|
---|
682 | rectangle.paint(g, pTopLeft, pBottomRight);
|
---|
683 | if (scrollWrapEnabled) {
|
---|
684 | int tilesize = tileSource.getTileSize();
|
---|
685 | int mapSize = tilesize << zoom;
|
---|
686 | int xTopLeftSave = pTopLeft.x;
|
---|
687 | int xTopLeftWrap = xTopLeftSave;
|
---|
688 | int xBottomRightSave = pBottomRight.x;
|
---|
689 | int xBottomRightWrap = xBottomRightSave;
|
---|
690 | while ((xBottomRightWrap -= mapSize) >= 0) {
|
---|
691 | xTopLeftWrap -= mapSize;
|
---|
692 | pTopLeft.x = xTopLeftWrap;
|
---|
693 | pBottomRight.x = xBottomRightWrap;
|
---|
694 | rectangle.paint(g, pTopLeft, pBottomRight);
|
---|
695 | }
|
---|
696 | xTopLeftWrap = xTopLeftSave;
|
---|
697 | xBottomRightWrap = xBottomRightSave;
|
---|
698 | while ((xTopLeftWrap += mapSize) <= getWidth()) {
|
---|
699 | xBottomRightWrap += mapSize;
|
---|
700 | pTopLeft.x = xTopLeftWrap;
|
---|
701 | pBottomRight.x = xBottomRightWrap;
|
---|
702 | rectangle.paint(g, pTopLeft, pBottomRight);
|
---|
703 | }
|
---|
704 |
|
---|
705 | }
|
---|
706 | }
|
---|
707 | }
|
---|
708 | }
|
---|
709 |
|
---|
710 | /**
|
---|
711 | * Paint a single polygon.
|
---|
712 | */
|
---|
713 | protected void paintPolygon(Graphics g, MapPolygon polygon) {
|
---|
714 | List<? extends ICoordinate> coords = polygon.getPoints();
|
---|
715 | if (coords != null && coords.size() >= 3) {
|
---|
716 | List<Point> points = new LinkedList<Point>();
|
---|
717 | for (ICoordinate c : coords) {
|
---|
718 | Point p = getMapPosition(c, false);
|
---|
719 | if (p == null) {
|
---|
720 | return;
|
---|
721 | }
|
---|
722 | points.add(p);
|
---|
723 | }
|
---|
724 | polygon.paint(g, points);
|
---|
725 | if (scrollWrapEnabled) {
|
---|
726 | int tilesize = tileSource.getTileSize();
|
---|
727 | int mapSize = tilesize << zoom;
|
---|
728 | List<Point> pointsWrapped = new LinkedList<Point>(points);
|
---|
729 | boolean keepWrapping = true;
|
---|
730 | while (keepWrapping) {
|
---|
731 | for (Point p : pointsWrapped) {
|
---|
732 | p.x -= mapSize;
|
---|
733 | if (p.x < 0) {
|
---|
734 | keepWrapping = false;
|
---|
735 | }
|
---|
736 | }
|
---|
737 | polygon.paint(g, pointsWrapped);
|
---|
738 | }
|
---|
739 | pointsWrapped = new LinkedList<Point>(points);
|
---|
740 | keepWrapping = true;
|
---|
741 | while (keepWrapping) {
|
---|
742 | for (Point p : pointsWrapped) {
|
---|
743 | p.x += mapSize;
|
---|
744 | if (p.x > getWidth()) {
|
---|
745 | keepWrapping = false;
|
---|
746 | }
|
---|
747 | }
|
---|
748 | polygon.paint(g, pointsWrapped);
|
---|
749 | }
|
---|
750 | }
|
---|
751 | }
|
---|
752 | }
|
---|
753 |
|
---|
754 | /**
|
---|
755 | * Moves the visible map pane.
|
---|
756 | *
|
---|
757 | * @param x
|
---|
758 | * horizontal movement in pixel.
|
---|
759 | * @param y
|
---|
760 | * vertical movement in pixel
|
---|
761 | */
|
---|
762 | public void moveMap(int x, int y) {
|
---|
763 | tileController.cancelOutstandingJobs(); // Clear outstanding load
|
---|
764 | center.x += x;
|
---|
765 | center.y += y;
|
---|
766 | repaint();
|
---|
767 | this.fireJMVEvent(new JMVCommandEvent(COMMAND.MOVE, this));
|
---|
768 | }
|
---|
769 |
|
---|
770 | /**
|
---|
771 | * @return the current zoom level
|
---|
772 | */
|
---|
773 | public int getZoom() {
|
---|
774 | return zoom;
|
---|
775 | }
|
---|
776 |
|
---|
777 | /**
|
---|
778 | * Increases the current zoom level by one
|
---|
779 | */
|
---|
780 | public void zoomIn() {
|
---|
781 | setZoom(zoom + 1);
|
---|
782 | }
|
---|
783 |
|
---|
784 | /**
|
---|
785 | * Increases the current zoom level by one
|
---|
786 | */
|
---|
787 | public void zoomIn(Point mapPoint) {
|
---|
788 | setZoom(zoom + 1, mapPoint);
|
---|
789 | }
|
---|
790 |
|
---|
791 | /**
|
---|
792 | * Decreases the current zoom level by one
|
---|
793 | */
|
---|
794 | public void zoomOut() {
|
---|
795 | setZoom(zoom - 1);
|
---|
796 | }
|
---|
797 |
|
---|
798 | /**
|
---|
799 | * Decreases the current zoom level by one
|
---|
800 | *
|
---|
801 | * @param mapPoint point to choose as center for new zoom level
|
---|
802 | */
|
---|
803 | public void zoomOut(Point mapPoint) {
|
---|
804 | setZoom(zoom - 1, mapPoint);
|
---|
805 | }
|
---|
806 |
|
---|
807 | /**
|
---|
808 | * Set the zoom level and center point for display
|
---|
809 | *
|
---|
810 | * @param zoom new zoom level
|
---|
811 | * @param mapPoint point to choose as center for new zoom level
|
---|
812 | */
|
---|
813 | public void setZoom(int zoom, Point mapPoint) {
|
---|
814 | if (zoom > tileController.getTileSource().getMaxZoom() || zoom < tileController.getTileSource().getMinZoom()
|
---|
815 | || zoom == this.zoom)
|
---|
816 | return;
|
---|
817 | Coordinate zoomPos = getPosition(mapPoint);
|
---|
818 | tileController.cancelOutstandingJobs(); // Clearing outstanding load
|
---|
819 | // requests
|
---|
820 | setDisplayPosition(mapPoint, zoomPos, zoom);
|
---|
821 |
|
---|
822 | this.fireJMVEvent(new JMVCommandEvent(COMMAND.ZOOM, this));
|
---|
823 | }
|
---|
824 |
|
---|
825 | /**
|
---|
826 | * Set the zoom level
|
---|
827 | *
|
---|
828 | * @param zoom new zoom level
|
---|
829 | */
|
---|
830 | public void setZoom(int zoom) {
|
---|
831 | setZoom(zoom, new Point(getWidth() / 2, getHeight() / 2));
|
---|
832 | }
|
---|
833 |
|
---|
834 | /**
|
---|
835 | * Every time the zoom level changes this method is called. Override it in
|
---|
836 | * derived implementations for adapting zoom dependent values. The new zoom
|
---|
837 | * level can be obtained via {@link #getZoom()}.
|
---|
838 | *
|
---|
839 | * @param oldZoom
|
---|
840 | * the previous zoom level
|
---|
841 | */
|
---|
842 | protected void zoomChanged(int oldZoom) {
|
---|
843 | zoomSlider.setToolTipText("Zoom level " + zoom);
|
---|
844 | zoomInButton.setToolTipText("Zoom to level " + (zoom + 1));
|
---|
845 | zoomOutButton.setToolTipText("Zoom to level " + (zoom - 1));
|
---|
846 | zoomOutButton.setEnabled(zoom > tileController.getTileSource().getMinZoom());
|
---|
847 | zoomInButton.setEnabled(zoom < tileController.getTileSource().getMaxZoom());
|
---|
848 | }
|
---|
849 |
|
---|
850 | public boolean isTileGridVisible() {
|
---|
851 | return tileGridVisible;
|
---|
852 | }
|
---|
853 |
|
---|
854 | public void setTileGridVisible(boolean tileGridVisible) {
|
---|
855 | this.tileGridVisible = tileGridVisible;
|
---|
856 | repaint();
|
---|
857 | }
|
---|
858 |
|
---|
859 | public boolean getMapMarkersVisible() {
|
---|
860 | return mapMarkersVisible;
|
---|
861 | }
|
---|
862 |
|
---|
863 | /**
|
---|
864 | * Enables or disables painting of the {@link MapMarker}
|
---|
865 | *
|
---|
866 | * @param mapMarkersVisible
|
---|
867 | * @see #addMapMarker(MapMarker)
|
---|
868 | * @see #getMapMarkerList()
|
---|
869 | */
|
---|
870 | public void setMapMarkerVisible(boolean mapMarkersVisible) {
|
---|
871 | this.mapMarkersVisible = mapMarkersVisible;
|
---|
872 | repaint();
|
---|
873 | }
|
---|
874 |
|
---|
875 | public void setMapMarkerList(List<MapMarker> mapMarkerList) {
|
---|
876 | this.mapMarkerList = mapMarkerList;
|
---|
877 | repaint();
|
---|
878 | }
|
---|
879 |
|
---|
880 | public List<MapMarker> getMapMarkerList() {
|
---|
881 | return mapMarkerList;
|
---|
882 | }
|
---|
883 |
|
---|
884 | public void setMapRectangleList(List<MapRectangle> mapRectangleList) {
|
---|
885 | this.mapRectangleList = mapRectangleList;
|
---|
886 | repaint();
|
---|
887 | }
|
---|
888 |
|
---|
889 | public List<MapRectangle> getMapRectangleList() {
|
---|
890 | return mapRectangleList;
|
---|
891 | }
|
---|
892 |
|
---|
893 | public void setMapPolygonList(List<MapPolygon> mapPolygonList) {
|
---|
894 | this.mapPolygonList = mapPolygonList;
|
---|
895 | repaint();
|
---|
896 | }
|
---|
897 |
|
---|
898 | public List<MapPolygon> getMapPolygonList() {
|
---|
899 | return mapPolygonList;
|
---|
900 | }
|
---|
901 |
|
---|
902 | public void addMapMarker(MapMarker marker) {
|
---|
903 | mapMarkerList.add(marker);
|
---|
904 | repaint();
|
---|
905 | }
|
---|
906 |
|
---|
907 | public void removeMapMarker(MapMarker marker) {
|
---|
908 | mapMarkerList.remove(marker);
|
---|
909 | repaint();
|
---|
910 | }
|
---|
911 |
|
---|
912 | public void removeAllMapMarkers() {
|
---|
913 | mapMarkerList.clear();
|
---|
914 | repaint();
|
---|
915 | }
|
---|
916 |
|
---|
917 | public void addMapRectangle(MapRectangle rectangle) {
|
---|
918 | mapRectangleList.add(rectangle);
|
---|
919 | repaint();
|
---|
920 | }
|
---|
921 |
|
---|
922 | public void removeMapRectangle(MapRectangle rectangle) {
|
---|
923 | mapRectangleList.remove(rectangle);
|
---|
924 | repaint();
|
---|
925 | }
|
---|
926 |
|
---|
927 | public void removeAllMapRectangles() {
|
---|
928 | mapRectangleList.clear();
|
---|
929 | repaint();
|
---|
930 | }
|
---|
931 |
|
---|
932 | public void addMapPolygon(MapPolygon polygon) {
|
---|
933 | mapPolygonList.add(polygon);
|
---|
934 | repaint();
|
---|
935 | }
|
---|
936 |
|
---|
937 | public void removeMapPolygon(MapPolygon polygon) {
|
---|
938 | mapPolygonList.remove(polygon);
|
---|
939 | repaint();
|
---|
940 | }
|
---|
941 |
|
---|
942 | public void removeAllMapPolygons() {
|
---|
943 | mapPolygonList.clear();
|
---|
944 | repaint();
|
---|
945 | }
|
---|
946 |
|
---|
947 | public void setZoomContolsVisible(boolean visible) {
|
---|
948 | zoomSlider.setVisible(visible);
|
---|
949 | zoomInButton.setVisible(visible);
|
---|
950 | zoomOutButton.setVisible(visible);
|
---|
951 | }
|
---|
952 |
|
---|
953 | public boolean getZoomContolsVisible() {
|
---|
954 | return zoomSlider.isVisible();
|
---|
955 | }
|
---|
956 |
|
---|
957 | public void setTileSource(TileSource tileSource) {
|
---|
958 | if (tileSource.getMaxZoom() > MAX_ZOOM)
|
---|
959 | throw new RuntimeException("Maximum zoom level too high");
|
---|
960 | if (tileSource.getMinZoom() < MIN_ZOOM)
|
---|
961 | throw new RuntimeException("Minumim zoom level too low");
|
---|
962 | this.tileSource = tileSource;
|
---|
963 | tileController.setTileSource(tileSource);
|
---|
964 | zoomSlider.setMinimum(tileSource.getMinZoom());
|
---|
965 | zoomSlider.setMaximum(tileSource.getMaxZoom());
|
---|
966 | tileController.cancelOutstandingJobs();
|
---|
967 | if (zoom > tileSource.getMaxZoom()) {
|
---|
968 | setZoom(tileSource.getMaxZoom());
|
---|
969 | }
|
---|
970 |
|
---|
971 | attribution.initialize(tileSource);
|
---|
972 | repaint();
|
---|
973 | }
|
---|
974 |
|
---|
975 | public void tileLoadingFinished(Tile tile, boolean success) {
|
---|
976 | repaint();
|
---|
977 | }
|
---|
978 |
|
---|
979 | public boolean isMapRectanglesVisible() {
|
---|
980 | return mapRectanglesVisible;
|
---|
981 | }
|
---|
982 |
|
---|
983 | /**
|
---|
984 | * Enables or disables painting of the {@link MapRectangle}
|
---|
985 | *
|
---|
986 | * @param mapRectanglesVisible
|
---|
987 | * @see #addMapRectangle(MapRectangle)
|
---|
988 | * @see #getMapRectangleList()
|
---|
989 | */
|
---|
990 | public void setMapRectanglesVisible(boolean mapRectanglesVisible) {
|
---|
991 | this.mapRectanglesVisible = mapRectanglesVisible;
|
---|
992 | repaint();
|
---|
993 | }
|
---|
994 |
|
---|
995 | public boolean isMapPolygonsVisible() {
|
---|
996 | return mapPolygonsVisible;
|
---|
997 | }
|
---|
998 |
|
---|
999 | /**
|
---|
1000 | * Enables or disables painting of the {@link MapPolygon}
|
---|
1001 | *
|
---|
1002 | * @param mapPolygonsVisible
|
---|
1003 | * @see #addMapPolygon(MapPolygon)
|
---|
1004 | * @see #getMapPolygonList()
|
---|
1005 | */
|
---|
1006 | public void setMapPolygonsVisible(boolean mapPolygonsVisible) {
|
---|
1007 | this.mapPolygonsVisible = mapPolygonsVisible;
|
---|
1008 | repaint();
|
---|
1009 | }
|
---|
1010 |
|
---|
1011 | public boolean isScrollWrapEnabled() {
|
---|
1012 | return scrollWrapEnabled;
|
---|
1013 | }
|
---|
1014 |
|
---|
1015 | public void setScrollWrapEnabled(boolean scrollWrapEnabled) {
|
---|
1016 | this.scrollWrapEnabled = scrollWrapEnabled;
|
---|
1017 | repaint();
|
---|
1018 | }
|
---|
1019 |
|
---|
1020 | public ZOOM_BUTTON_STYLE getZoomButtonStyle() {
|
---|
1021 | return zoomButtonStyle;
|
---|
1022 | }
|
---|
1023 |
|
---|
1024 | public void setZoomButtonStyle(ZOOM_BUTTON_STYLE style) {
|
---|
1025 | zoomButtonStyle = style;
|
---|
1026 | if (zoomSlider == null || zoomInButton == null || zoomOutButton == null) {
|
---|
1027 | return;
|
---|
1028 | }
|
---|
1029 | switch (style) {
|
---|
1030 | case HORIZONTAL:
|
---|
1031 | zoomSlider.setBounds(10, 10, 30, 150);
|
---|
1032 | zoomInButton.setBounds(4, 155, 18, 18);
|
---|
1033 | zoomOutButton.setBounds(26, 155, 18, 18);
|
---|
1034 | break;
|
---|
1035 | case VERTICAL:
|
---|
1036 | zoomSlider.setBounds(10, 27, 30, 150);
|
---|
1037 | zoomInButton.setBounds(14, 8, 20, 20);
|
---|
1038 | zoomOutButton.setBounds(14, 176, 20, 20);
|
---|
1039 | break;
|
---|
1040 | default:
|
---|
1041 | zoomSlider.setBounds(10, 10, 30, 150);
|
---|
1042 | zoomInButton.setBounds(4, 155, 18, 18);
|
---|
1043 | zoomOutButton.setBounds(26, 155, 18, 18);
|
---|
1044 | break;
|
---|
1045 | }
|
---|
1046 | repaint();
|
---|
1047 | }
|
---|
1048 |
|
---|
1049 | public TileController getTileController() {
|
---|
1050 | return tileController;
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | /**
|
---|
1054 | * Return tile information caching class
|
---|
1055 | * @see TileLoaderListener#getTileCache()
|
---|
1056 | */
|
---|
1057 | public TileCache getTileCache() {
|
---|
1058 | return tileController.getTileCache();
|
---|
1059 | }
|
---|
1060 |
|
---|
1061 | public void setTileLoader(TileLoader loader) {
|
---|
1062 | tileController.setTileLoader(loader);
|
---|
1063 | }
|
---|
1064 |
|
---|
1065 | public AttributionSupport getAttribution() {
|
---|
1066 | return attribution;
|
---|
1067 | }
|
---|
1068 |
|
---|
1069 | protected EventListenerList listenerList = new EventListenerList();
|
---|
1070 |
|
---|
1071 | /**
|
---|
1072 | * @param listener listener to set
|
---|
1073 | */
|
---|
1074 | public void addJMVListener(JMapViewerEventListener listener) {
|
---|
1075 | listenerList.add(JMapViewerEventListener.class, listener);
|
---|
1076 | }
|
---|
1077 |
|
---|
1078 | /**
|
---|
1079 | * @param listener listener to remove
|
---|
1080 | */
|
---|
1081 | public void removeJMVListener(JMapViewerEventListener listener) {
|
---|
1082 | listenerList.remove(JMapViewerEventListener.class, listener);
|
---|
1083 | }
|
---|
1084 |
|
---|
1085 | /**
|
---|
1086 | * Send an update to all objects registered with viewer
|
---|
1087 | *
|
---|
1088 | * @param evt event to dispatch
|
---|
1089 | */
|
---|
1090 | void fireJMVEvent(JMVCommandEvent evt) {
|
---|
1091 | Object[] listeners = listenerList.getListenerList();
|
---|
1092 | for (int i=0; i<listeners.length; i+=2) {
|
---|
1093 | if (listeners[i]==JMapViewerEventListener.class) {
|
---|
1094 | ((JMapViewerEventListener)listeners[i+1]).processCommand(evt);
|
---|
1095 | }
|
---|
1096 | }
|
---|
1097 | }
|
---|
1098 | }
|
---|