source: josm/trunk/src/org/openstreetmap/josm/gui/layer/geoimage/ImageViewerDialog.java@ 8444

Last change on this file since 8444 was 8444, checked in by Don-vip, 9 years ago

remove extra whitespaces
  • Property svn:eol-style set to native
File size: 16.5 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.layer.geoimage;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.BorderLayout;
7import java.awt.Component;
8import java.awt.Dimension;
9import java.awt.GridBagConstraints;
10import java.awt.GridBagLayout;
11import java.awt.event.ActionEvent;
12import java.awt.event.KeyEvent;
13import java.awt.event.WindowEvent;
14import java.text.DateFormat;
15
16import javax.swing.AbstractAction;
17import javax.swing.Box;
18import javax.swing.ImageIcon;
19import javax.swing.JButton;
20import javax.swing.JComponent;
21import javax.swing.JPanel;
22import javax.swing.JToggleButton;
23
24import org.openstreetmap.josm.Main;
25import org.openstreetmap.josm.gui.MapView;
26import org.openstreetmap.josm.gui.MapView.LayerChangeListener;
27import org.openstreetmap.josm.gui.dialogs.DialogsPanel.Action;
28import org.openstreetmap.josm.gui.dialogs.ToggleDialog;
29import org.openstreetmap.josm.gui.layer.Layer;
30import org.openstreetmap.josm.tools.ImageProvider;
31import org.openstreetmap.josm.tools.Shortcut;
32import org.openstreetmap.josm.tools.date.DateUtils;
33
34public final class ImageViewerDialog extends ToggleDialog implements LayerChangeListener {
35
36 private static final String COMMAND_ZOOM = "zoom";
37 private static final String COMMAND_CENTERVIEW = "centre";
38 private static final String COMMAND_NEXT = "next";
39 private static final String COMMAND_REMOVE = "remove";
40 private static final String COMMAND_REMOVE_FROM_DISK = "removefromdisk";
41 private static final String COMMAND_PREVIOUS = "previous";
42 private static final String COMMAND_COLLAPSE = "collapse";
43 private static final String COMMAND_FIRST = "first";
44 private static final String COMMAND_LAST = "last";
45 private static final String COMMAND_COPY_PATH = "copypath";
46
47 private ImageDisplay imgDisplay = new ImageDisplay();
48 private boolean centerView = false;
49
50 // Only one instance of that class is present at one time
51 private static volatile ImageViewerDialog dialog;
52
53 private boolean collapseButtonClicked = false;
54
55 static void newInstance() {
56 dialog = new ImageViewerDialog();
57 }
58
59 /**
60 * Replies the unique instance of this dialog
61 * @return the unique instance
62 */
63 public static ImageViewerDialog getInstance() {
64 if (dialog == null)
65 throw new AssertionError("a new instance needs to be created first");
66 return dialog;
67 }
68
69 private JButton btnNext;
70 private JButton btnPrevious;
71 private JButton btnCollapse;
72
73 private ImageViewerDialog() {
74 super(tr("Geotagged Images"), "geoimage", tr("Display geotagged images"), Shortcut.registerShortcut("tools:geotagged",
75 tr("Tool: {0}", tr("Display geotagged images")), KeyEvent.VK_Y, Shortcut.DIRECT), 200);
76 build();
77 MapView.addLayerChangeListener(this);
78 }
79
80 protected void build() {
81 JPanel content = new JPanel();
82 content.setLayout(new BorderLayout());
83
84 content.add(imgDisplay, BorderLayout.CENTER);
85
86 Dimension buttonDim = new Dimension(26,26);
87
88 ImageAction prevAction = new ImageAction(COMMAND_PREVIOUS, ImageProvider.get("dialogs", "previous"), tr("Previous"));
89 btnPrevious = new JButton(prevAction);
90 btnPrevious.setPreferredSize(buttonDim);
91 Shortcut scPrev = Shortcut.registerShortcut(
92 "geoimage:previous", tr("Geoimage: {0}", tr("Show previous Image")), KeyEvent.VK_PAGE_UP, Shortcut.DIRECT);
93 final String APREVIOUS = "Previous Image";
94 Main.registerActionShortcut(prevAction, scPrev);
95 btnPrevious.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(scPrev.getKeyStroke(), APREVIOUS);
96 btnPrevious.getActionMap().put(APREVIOUS, prevAction);
97 btnPrevious.setEnabled(false);
98
99 final String DELETE_TEXT = tr("Remove photo from layer");
100 ImageAction delAction = new ImageAction(COMMAND_REMOVE, ImageProvider.get("dialogs", "delete"), DELETE_TEXT);
101 JButton btnDelete = new JButton(delAction);
102 btnDelete.setPreferredSize(buttonDim);
103 Shortcut scDelete = Shortcut.registerShortcut(
104 "geoimage:deleteimagefromlayer", tr("Geoimage: {0}", tr("Remove photo from layer")), KeyEvent.VK_DELETE, Shortcut.SHIFT);
105 Main.registerActionShortcut(delAction, scDelete);
106 btnDelete.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(scDelete.getKeyStroke(), DELETE_TEXT);
107 btnDelete.getActionMap().put(DELETE_TEXT, delAction);
108
109 ImageAction delFromDiskAction = new ImageAction(COMMAND_REMOVE_FROM_DISK, ImageProvider.get("dialogs", "geoimage/deletefromdisk"), tr("Delete image file from disk"));
110 JButton btnDeleteFromDisk = new JButton(delFromDiskAction);
111 btnDeleteFromDisk.setPreferredSize(buttonDim);
112 Shortcut scDeleteFromDisk = Shortcut.registerShortcut(
113 "geoimage:deletefilefromdisk", tr("Geoimage: {0}", tr("Delete File from disk")), KeyEvent.VK_DELETE, Shortcut.CTRL_SHIFT);
114 final String ADELFROMDISK = "Delete image file from disk";
115 Main.registerActionShortcut(delFromDiskAction, scDeleteFromDisk);
116 btnDeleteFromDisk.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(scDeleteFromDisk.getKeyStroke(), ADELFROMDISK);
117 btnDeleteFromDisk.getActionMap().put(ADELFROMDISK, delFromDiskAction);
118
119 ImageAction copyPathAction = new ImageAction(COMMAND_COPY_PATH, ImageProvider.get("copy"), tr("Copy image path"));
120 JButton btnCopyPath = new JButton(copyPathAction);
121 btnCopyPath.setPreferredSize(buttonDim);
122 Shortcut scCopyPath = Shortcut.registerShortcut(
123 "geoimage:copypath", tr("Geoimage: {0}", tr("Copy image path")), KeyEvent.VK_C, Shortcut.ALT_CTRL_SHIFT);
124 final String ACOPYPATH = "Copy image path";
125 Main.registerActionShortcut(copyPathAction, scCopyPath);
126 btnCopyPath.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(scCopyPath.getKeyStroke(), ACOPYPATH);
127 btnCopyPath.getActionMap().put(ACOPYPATH, copyPathAction);
128
129 ImageAction nextAction = new ImageAction(COMMAND_NEXT, ImageProvider.get("dialogs", "next"), tr("Next"));
130 btnNext = new JButton(nextAction);
131 btnNext.setPreferredSize(buttonDim);
132 Shortcut scNext = Shortcut.registerShortcut(
133 "geoimage:next", tr("Geoimage: {0}", tr("Show next Image")), KeyEvent.VK_PAGE_DOWN, Shortcut.DIRECT);
134 final String ANEXT = "Next Image";
135 Main.registerActionShortcut(nextAction, scNext);
136 btnNext.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(scNext.getKeyStroke(), ANEXT);
137 btnNext.getActionMap().put(ANEXT, nextAction);
138 btnNext.setEnabled(false);
139
140 Main.registerActionShortcut(
141 new ImageAction(COMMAND_FIRST, null, null),
142 Shortcut.registerShortcut(
143 "geoimage:first", tr("Geoimage: {0}", tr("Show first Image")), KeyEvent.VK_HOME, Shortcut.DIRECT)
144 );
145 Main.registerActionShortcut(
146 new ImageAction(COMMAND_LAST, null, null),
147 Shortcut.registerShortcut(
148 "geoimage:last", tr("Geoimage: {0}", tr("Show last Image")), KeyEvent.VK_END, Shortcut.DIRECT)
149 );
150
151 JToggleButton tbCentre = new JToggleButton(new ImageAction(COMMAND_CENTERVIEW, ImageProvider.get("dialogs", "centreview"), tr("Center view")));
152 tbCentre.setPreferredSize(buttonDim);
153
154 JButton btnZoomBestFit = new JButton(new ImageAction(COMMAND_ZOOM, ImageProvider.get("dialogs", "zoom-best-fit"), tr("Zoom best fit and 1:1")));
155 btnZoomBestFit.setPreferredSize(buttonDim);
156
157 btnCollapse = new JButton(new ImageAction(COMMAND_COLLAPSE, ImageProvider.get("dialogs", "collapse"), tr("Move dialog to the side pane")));
158 btnCollapse.setPreferredSize(new Dimension(20,20));
159 btnCollapse.setAlignmentY(Component.TOP_ALIGNMENT);
160
161 JPanel buttons = new JPanel();
162 buttons.add(btnPrevious);
163 buttons.add(btnNext);
164 buttons.add(Box.createRigidArea(new Dimension(7, 0)));
165 buttons.add(tbCentre);
166 buttons.add(btnZoomBestFit);
167 buttons.add(Box.createRigidArea(new Dimension(7, 0)));
168 buttons.add(btnDelete);
169 buttons.add(btnDeleteFromDisk);
170 buttons.add(Box.createRigidArea(new Dimension(7, 0)));
171 buttons.add(btnCopyPath);
172
173 JPanel bottomPane = new JPanel();
174 bottomPane.setLayout(new GridBagLayout());
175 GridBagConstraints gc = new GridBagConstraints();
176 gc.gridx = 0;
177 gc.gridy = 0;
178 gc.anchor = GridBagConstraints.CENTER;
179 gc.weightx = 1;
180 bottomPane.add(buttons, gc);
181
182 gc.gridx = 1;
183 gc.gridy = 0;
184 gc.anchor = GridBagConstraints.PAGE_END;
185 gc.weightx = 0;
186 bottomPane.add(btnCollapse, gc);
187
188 content.add(bottomPane, BorderLayout.SOUTH);
189
190 createLayout(content, false, null);
191 }
192
193 @Override
194 public void destroy() {
195 MapView.removeLayerChangeListener(this);
196 super.destroy();
197 }
198
199 class ImageAction extends AbstractAction {
200 private final String action;
201 public ImageAction(String action, ImageIcon icon, String toolTipText) {
202 this.action = action;
203 putValue(SHORT_DESCRIPTION, toolTipText);
204 putValue(SMALL_ICON, icon);
205 }
206
207 @Override
208 public void actionPerformed(ActionEvent e) {
209 if (COMMAND_NEXT.equals(action)) {
210 if (currentLayer != null) {
211 currentLayer.showNextPhoto();
212 }
213 } else if (COMMAND_PREVIOUS.equals(action)) {
214 if (currentLayer != null) {
215 currentLayer.showPreviousPhoto();
216 }
217 } else if (COMMAND_FIRST.equals(action) && currentLayer != null) {
218 currentLayer.showFirstPhoto();
219 } else if (COMMAND_LAST.equals(action) && currentLayer != null) {
220 currentLayer.showLastPhoto();
221
222 } else if (COMMAND_CENTERVIEW.equals(action)) {
223 centerView = ((JToggleButton) e.getSource()).isSelected();
224 if (centerView && currentEntry != null && currentEntry.getPos() != null) {
225 Main.map.mapView.zoomTo(currentEntry.getPos());
226 }
227
228 } else if (COMMAND_ZOOM.equals(action)) {
229 imgDisplay.zoomBestFitOrOne();
230
231 } else if (COMMAND_REMOVE.equals(action)) {
232 if (currentLayer != null) {
233 currentLayer.removeCurrentPhoto();
234 }
235 } else if (COMMAND_REMOVE_FROM_DISK.equals(action)) {
236 if (currentLayer != null) {
237 currentLayer.removeCurrentPhotoFromDisk();
238 }
239 } else if (COMMAND_COPY_PATH.equals(action)) {
240 if (currentLayer != null) {
241 currentLayer.copyCurrentPhotoPath();
242 }
243 } else if (COMMAND_COLLAPSE.equals(action)) {
244 collapseButtonClicked = true;
245 detachedDialog.getToolkit().getSystemEventQueue().postEvent(new WindowEvent(detachedDialog, WindowEvent.WINDOW_CLOSING));
246 }
247 }
248 }
249
250 public static void showImage(GeoImageLayer layer, ImageEntry entry) {
251 getInstance().displayImage(layer, entry);
252 if (layer != null) {
253 layer.checkPreviousNextButtons();
254 } else {
255 setPreviousEnabled(false);
256 setNextEnabled(false);
257 }
258 }
259
260 /**
261 * Enables (or disables) the "Previous" button.
262 * @param value {@code true} to enable the button, {@code false} otherwise
263 */
264 public static void setPreviousEnabled(boolean value) {
265 getInstance().btnPrevious.setEnabled(value);
266 }
267
268 /**
269 * Enables (or disables) the "Next" button.
270 * @param value {@code true} to enable the button, {@code false} otherwise
271 */
272 public static void setNextEnabled(boolean value) {
273 getInstance().btnNext.setEnabled(value);
274 }
275
276 private transient GeoImageLayer currentLayer = null;
277 private transient ImageEntry currentEntry = null;
278
279 public void displayImage(GeoImageLayer layer, ImageEntry entry) {
280 boolean imageChanged;
281
282 synchronized(this) {
283 // TODO: pop up image dialog but don't load image again
284
285 imageChanged = currentEntry != entry;
286
287 if (centerView && Main.isDisplayingMapView() && entry != null && entry.getPos() != null) {
288 Main.map.mapView.zoomTo(entry.getPos());
289 }
290
291 currentLayer = layer;
292 currentEntry = entry;
293 }
294
295 if (entry != null) {
296 if (imageChanged) {
297 // Set only if the image is new to preserve zoom and position if the same image is redisplayed
298 // (e.g. to update the OSD).
299 imgDisplay.setImage(entry.getFile(), entry.getExifOrientation());
300 }
301 setTitle(tr("Geotagged Images") + (entry.getFile() != null ? " - " + entry.getFile().getName() : ""));
302 StringBuilder osd = new StringBuilder(entry.getFile() != null ? entry.getFile().getName() : "");
303 if (entry.getElevation() != null) {
304 osd.append(tr("\nAltitude: {0} m", entry.getElevation().longValue()));
305 }
306 if (entry.getSpeed() != null) {
307 osd.append(tr("\nSpeed: {0} km/h", Math.round(entry.getSpeed())));
308 }
309 if (entry.getExifImgDir() != null) {
310 osd.append(tr("\nDirection {0}\u00b0", Math.round(entry.getExifImgDir())));
311 }
312 DateFormat dtf = DateUtils.getDateTimeFormat(DateFormat.SHORT, DateFormat.MEDIUM);
313 if (entry.hasExifTime()) {
314 osd.append(tr("\nEXIF time: {0}", dtf.format(entry.getExifTime())));
315 }
316 if (entry.hasGpsTime()) {
317 osd.append(tr("\nGPS time: {0}", dtf.format(entry.getGpsTime())));
318 }
319
320 imgDisplay.setOsdText(osd.toString());
321 } else {
322 // if this method is called to reinitialize dialog content with a blank image,
323 // do not actually show the dialog again with a blank image if currently hidden (fix #10672)
324 setTitle(tr("Geotagged Images"));
325 imgDisplay.setImage(null, null);
326 imgDisplay.setOsdText("");
327 return;
328 }
329 if (!isDialogShowing()) {
330 setIsDocked(false); // always open a detached window when an image is clicked and dialog is closed
331 showDialog();
332 } else {
333 if (isDocked && isCollapsed) {
334 expand();
335 dialogsPanel.reconstruct(Action.COLLAPSED_TO_DEFAULT, this);
336 }
337 }
338 }
339
340 /**
341 * When an image is closed, really close it and do not pop
342 * up the side dialog.
343 */
344 @Override
345 protected boolean dockWhenClosingDetachedDlg() {
346 if (collapseButtonClicked) {
347 collapseButtonClicked = false;
348 return true;
349 }
350 return false;
351 }
352
353 @Override
354 protected void stateChanged() {
355 super.stateChanged();
356 if (btnCollapse != null) {
357 btnCollapse.setVisible(!isDocked);
358 }
359 }
360
361 /**
362 * Returns whether an image is currently displayed
363 * @return If image is currently displayed
364 */
365 public boolean hasImage() {
366 return currentEntry != null;
367 }
368
369 /**
370 * Returns the currently displayed image.
371 * @return Currently displayed image or {@code null}
372 * @since 6392
373 */
374 public static ImageEntry getCurrentImage() {
375 return getInstance().currentEntry;
376 }
377
378 /**
379 * Returns the layer associated with the image.
380 * @return Layer associated with the image
381 * @since 6392
382 */
383 public static GeoImageLayer getCurrentLayer() {
384 return getInstance().currentLayer;
385 }
386
387 @Override
388 public void activeLayerChange(Layer oldLayer, Layer newLayer) {
389 if (currentLayer == null && newLayer instanceof GeoImageLayer) {
390 ((GeoImageLayer)newLayer).showFirstPhoto();
391 }
392 }
393
394 @Override
395 public void layerAdded(Layer newLayer) {
396 if (currentLayer == null && newLayer instanceof GeoImageLayer) {
397 ((GeoImageLayer)newLayer).showFirstPhoto();
398 }
399 }
400
401 @Override
402 public void layerRemoved(Layer oldLayer) {
403 // Clear current image and layer if current layer is deleted
404 if (currentLayer != null && currentLayer.equals(oldLayer)) {
405 showImage(null, null);
406 }
407 // Check buttons state in case of layer merging
408 if (currentLayer != null && oldLayer instanceof GeoImageLayer) {
409 currentLayer.checkPreviousNextButtons();
410 }
411 }
412}
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