source: josm/trunk/src/org/openstreetmap/josm/gui/layer/GeoImageLayer.java@ 1183

Last change on this file since 1183 was 1183, checked in by stoecker, 16 years ago

apply patch from #526, close #84
  • Property svn:eol-style set to native
File size: 22.3 KB
Line 
1//License: GPL. Copyright 2007 by Immanuel Scholz and others
2package org.openstreetmap.josm.gui.layer;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5import static org.openstreetmap.josm.tools.I18n.trn;
6
7import java.awt.BorderLayout;
8import java.awt.Color;
9import java.awt.Component;
10import java.awt.Cursor;
11import java.awt.Graphics;
12import java.awt.Graphics2D;
13import java.awt.GridBagLayout;
14import java.awt.Image;
15import java.awt.Insets;
16import java.awt.Point;
17import java.awt.Rectangle;
18import java.awt.Toolkit;
19import java.awt.event.ActionEvent;
20import java.awt.event.ActionListener;
21import java.awt.event.ComponentEvent;
22import java.awt.event.ComponentListener;
23import java.awt.event.KeyEvent;
24import java.awt.event.MouseAdapter;
25import java.awt.event.MouseEvent;
26import java.awt.image.BufferedImage;
27import java.io.File;
28import java.io.IOException;
29import java.text.ParseException;
30import java.text.SimpleDateFormat;
31import java.util.ArrayList;
32import java.util.Collection;
33import java.util.Collections;
34import java.util.Date;
35import java.util.LinkedList;
36
37import javax.swing.BorderFactory;
38import javax.swing.DefaultListCellRenderer;
39import javax.swing.Icon;
40import javax.swing.ImageIcon;
41import javax.swing.JButton;
42import javax.swing.JDialog;
43import javax.swing.JFileChooser;
44import javax.swing.JLabel;
45import javax.swing.JList;
46import javax.swing.JMenuItem;
47import javax.swing.JOptionPane;
48import javax.swing.JPanel;
49import javax.swing.JScrollPane;
50import javax.swing.JSeparator;
51import javax.swing.JTextField;
52import javax.swing.JToggleButton;
53import javax.swing.JViewport;
54import javax.swing.border.BevelBorder;
55import javax.swing.border.Border;
56import javax.swing.filechooser.FileFilter;
57
58import org.openstreetmap.josm.Main;
59import org.openstreetmap.josm.actions.RenameLayerAction;
60import org.openstreetmap.josm.data.coor.EastNorth;
61import org.openstreetmap.josm.data.coor.LatLon;
62import org.openstreetmap.josm.data.gpx.GpxTrack;
63import org.openstreetmap.josm.data.gpx.WayPoint;
64import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor;
65import org.openstreetmap.josm.gui.MapView;
66import org.openstreetmap.josm.gui.PleaseWaitRunnable;
67import org.openstreetmap.josm.gui.dialogs.LayerListDialog;
68import org.openstreetmap.josm.gui.dialogs.LayerListPopup;
69import org.openstreetmap.josm.tools.DateParser;
70import org.openstreetmap.josm.tools.ExifReader;
71import org.openstreetmap.josm.tools.GBC;
72import org.openstreetmap.josm.tools.ImageProvider;
73
74/**
75 * A layer which imports several photos from disk and read EXIF time information from them.
76 *
77 * @author Imi
78 */
79public class GeoImageLayer extends Layer {
80
81 private static final class ImageEntry implements Comparable<ImageEntry> {
82 File image;
83 Date time;
84 LatLon coor;
85 EastNorth pos;
86 Icon icon;
87 public int compareTo(ImageEntry image) {
88 return time.compareTo(image.time);
89 }
90 }
91
92 private static final class Loader extends PleaseWaitRunnable {
93 boolean cancelled = false;
94 private GeoImageLayer layer;
95 private final Collection<File> files;
96 private final GpxLayer gpxLayer;
97 public Loader(Collection<File> files, GpxLayer gpxLayer) {
98 super(tr("Images for {0}", gpxLayer.name));
99 this.files = files;
100 this.gpxLayer = gpxLayer;
101 }
102 @Override protected void realRun() throws IOException {
103 Main.pleaseWaitDlg.currentAction.setText(tr("Read GPX..."));
104 LinkedList<TimedPoint> gps = new LinkedList<TimedPoint>();
105
106 // Extract dates and locations from GPX input
107
108 for (GpxTrack trk : gpxLayer.data.tracks) {
109 for (Collection<WayPoint> segment : trk.trackSegs) {
110 for (WayPoint p : segment) {
111 if (!p.attr.containsKey("time"))
112 throw new IOException(tr("No time for point {0} x {1}",p.latlon.lat(),p.latlon.lon()));
113 Date d = null;
114 try {
115 d = DateParser.parse((String) p.attr.get("time"));
116 } catch (ParseException e) {
117 throw new IOException(tr("Cannot read time \"{0}\" from point {1} x {2}",p.attr.get("time"),p.latlon.lat(),p.latlon.lon()));
118 }
119 gps.add(new TimedPoint(d, p.eastNorth));
120 }
121 }
122 }
123
124 if (gps.isEmpty()) {
125 errorMessage = tr("No images with readable timestamps found.");
126 return;
127 }
128
129 // read the image files
130 ArrayList<ImageEntry> data = new ArrayList<ImageEntry>(files.size());
131 int i = 0;
132 Main.pleaseWaitDlg.progress.setMaximum(files.size());
133 for (File f : files) {
134 if (cancelled)
135 break;
136 Main.pleaseWaitDlg.currentAction.setText(tr("Reading {0}...",f.getName()));
137 Main.pleaseWaitDlg.progress.setValue(i++);
138
139 ImageEntry e = new ImageEntry();
140 try {
141 e.time = ExifReader.readTime(f);
142 } catch (ParseException e1) {
143 continue;
144 }
145 if (e.time == null)
146 continue;
147 e.image = f;
148 e.icon = loadScaledImage(f, 16);
149
150 data.add(e);
151 }
152 layer = new GeoImageLayer(data, gps);
153 layer.calculatePosition();
154 }
155 @Override protected void finish() {
156 if (layer != null)
157 Main.main.addLayer(layer);
158 }
159 @Override protected void cancel() {cancelled = true;}
160 }
161
162 public ArrayList<ImageEntry> data;
163 private LinkedList<TimedPoint> gps = new LinkedList<TimedPoint>();
164
165 /**
166 * The delta added to all timestamps in files from the camera
167 * to match to the timestamp from the gps receivers tracklog.
168 */
169 private long delta = Long.parseLong(Main.pref.get("tagimages.delta", "0"));
170 private long gpstimezone = Long.parseLong(Main.pref.get("tagimages.gpstimezone", "0"))*60*60*1000;
171 private boolean mousePressed = false;
172 private static final SimpleDateFormat dateFormat = new SimpleDateFormat("MM/dd/yyyy HH:mm:ss");
173 private MouseAdapter mouseAdapter;
174 private int currentImage;
175
176 public static final class GpsTimeIncorrect extends Exception {
177 public GpsTimeIncorrect(String message, Throwable cause) {
178 super(message, cause);
179 }
180 public GpsTimeIncorrect(String message) {
181 super(message);
182 }
183 }
184
185 private static final class TimedPoint implements Comparable<TimedPoint> {
186 Date time;
187 EastNorth pos;
188 public TimedPoint(Date time, EastNorth pos) {
189 this.time = time;
190 this.pos = pos;
191 }
192 public int compareTo(TimedPoint point) {
193 return time.compareTo(point.time);
194 }
195 }
196
197 public static void create(Collection<File> files, GpxLayer gpxLayer) {
198 Loader loader = new Loader(files, gpxLayer);
199 Main.worker.execute(loader);
200 }
201
202 private GeoImageLayer(final ArrayList<ImageEntry> data, LinkedList<TimedPoint> gps) {
203 super(tr("Geotagged Images"));
204 Collections.sort(data);
205 Collections.sort(gps);
206 this.data = data;
207 this.gps = gps;
208 mouseAdapter = new MouseAdapter(){
209 @Override public void mousePressed(MouseEvent e) {
210 if (e.getButton() != MouseEvent.BUTTON1)
211 return;
212 mousePressed = true;
213 if (visible)
214 Main.map.mapView.repaint();
215 }
216 @Override public void mouseReleased(MouseEvent ev) {
217 if (ev.getButton() != MouseEvent.BUTTON1)
218 return;
219 mousePressed = false;
220 if (!visible)
221 return;
222 for (int i = data.size(); i > 0; --i) {
223 ImageEntry e = data.get(i-1);
224 if (e.pos == null)
225 continue;
226 Point p = Main.map.mapView.getPoint(e.pos);
227 Rectangle r = new Rectangle(p.x-e.icon.getIconWidth()/2, p.y-e.icon.getIconHeight()/2, e.icon.getIconWidth(), e.icon.getIconHeight());
228 if (r.contains(ev.getPoint())) {
229 showImage(i-1);
230 break;
231 }
232 }
233 Main.map.mapView.repaint();
234 }
235 };
236 Main.map.mapView.addMouseListener(mouseAdapter);
237 Layer.listeners.add(new LayerChangeListener(){
238 public void activeLayerChange(Layer oldLayer, Layer newLayer) {}
239 public void layerAdded(Layer newLayer) {}
240 public void layerRemoved(Layer oldLayer) {
241 Main.map.mapView.removeMouseListener(mouseAdapter);
242 }
243 });
244 }
245
246 private void showImage(int i) {
247 currentImage = i;
248 final JPanel p = new JPanel(new BorderLayout());
249 final ImageEntry e = data.get(currentImage);
250 final JScrollPane scroll = new JScrollPane(new JLabel(loadScaledImage(e.image, 580)));
251 final JViewport vp = scroll.getViewport();
252 p.add(scroll, BorderLayout.CENTER);
253
254 final JToggleButton scale = new JToggleButton(ImageProvider.get("dialogs", "zoom-best-fit"));
255 final JButton next = new JButton(ImageProvider.get("dialogs", "next"));
256 final JButton prev = new JButton(ImageProvider.get("dialogs", "previous"));
257 final JToggleButton cent = new JToggleButton(ImageProvider.get("dialogs", "centreview"));
258
259 JPanel p2 = new JPanel();
260 p2.add(prev);
261 p2.add(scale);
262 p2.add(cent);
263 p2.add(next);
264 prev.setEnabled(currentImage>0?true:false);
265 next.setEnabled(currentImage<data.size()-1?true:false);
266 p.add(p2, BorderLayout.SOUTH);
267 final JOptionPane pane = new JOptionPane(p, JOptionPane.PLAIN_MESSAGE);
268 final JDialog dlg = pane.createDialog(Main.parent, e.image+" ("+e.coor.toDisplayString()+")");
269 scale.addActionListener(new ActionListener(){
270 public void actionPerformed(ActionEvent ev) {
271 p.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
272 if (scale.getModel().isSelected())
273 ((JLabel)vp.getView()).setIcon(loadScaledImage(e.image, Math.max(vp.getWidth(), vp.getHeight())));
274 else
275 ((JLabel)vp.getView()).setIcon(new ImageIcon(e.image.getPath()));
276 p.setCursor(Cursor.getDefaultCursor());
277 }
278 });
279 scale.setSelected(true);
280 cent.addActionListener(new ActionListener(){
281 public void actionPerformed(ActionEvent ev) {
282 final ImageEntry e = data.get(currentImage);
283 if (cent.getModel().isSelected())
284 Main.map.mapView.zoomTo(e.pos, Main.map.mapView.getScale());
285 }
286 });
287
288 ActionListener nextprevAction = new ActionListener(){
289 public void actionPerformed(ActionEvent ev) {
290 p.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
291 if (ev.getActionCommand().equals("Next")) {
292 currentImage++;
293 if(currentImage>=data.size()-1) next.setEnabled(false);
294 prev.setEnabled(true);
295 } else {
296 currentImage--;
297 if(currentImage<=0) prev.setEnabled(false);
298 next.setEnabled(true);
299 }
300
301 final ImageEntry e = data.get(currentImage);
302 if (scale.getModel().isSelected())
303 ((JLabel)vp.getView()).setIcon(loadScaledImage(e.image, Math.max(vp.getWidth(), vp.getHeight())));
304 else
305 ((JLabel)vp.getView()).setIcon(new ImageIcon(e.image.getPath()));
306 dlg.setTitle(e.image+" ("+e.coor.toDisplayString()+")");
307 if (cent.getModel().isSelected())
308 Main.map.mapView.zoomTo(e.pos, Main.map.mapView.getScale());
309 p.setCursor(Cursor.getDefaultCursor());
310 }
311 };
312 next.setActionCommand("Next");
313 prev.setActionCommand("Previous");
314 next.setMnemonic(KeyEvent.VK_RIGHT);
315 prev.setMnemonic(KeyEvent.VK_LEFT);
316 scale.setMnemonic(KeyEvent.VK_F);
317 cent.setMnemonic(KeyEvent.VK_C);
318 next.setToolTipText("Show next image");
319 prev.setToolTipText("Show previous image");
320 cent.setToolTipText("Centre image location in main display");
321 scale.setToolTipText("Scale image to fit");
322
323 prev.addActionListener(nextprevAction);
324 next.addActionListener(nextprevAction);
325 cent.setSelected(false);
326
327 dlg.addComponentListener(new ComponentListener() {
328 boolean ignoreEvent = true;
329 public void componentHidden(ComponentEvent e) {}
330 public void componentMoved(ComponentEvent e) {}
331 public void componentResized(ComponentEvent ev) {
332 // we ignore the first resize event, as the picture is scaled already on load:
333 if (scale.getModel().isSelected() && !ignoreEvent) {
334 ((JLabel)vp.getView()).setIcon(loadScaledImage(e.image, Math.max(vp.getWidth(), vp.getHeight())));
335 }
336 ignoreEvent = false;
337 }
338 public void componentShown(ComponentEvent e) {}
339
340 });
341 dlg.setModal(false);
342 dlg.setVisible(true);
343 dlg.setResizable(true);
344 }
345
346 @Override public Icon getIcon() {
347 return ImageProvider.get("layer", "tagimages_small");
348 }
349
350 @Override public Object getInfoComponent() {
351 JPanel p = new JPanel(new GridBagLayout());
352 p.add(new JLabel(getToolTipText()), GBC.eop());
353
354 p.add(new JLabel(tr("GPS start: {0}",dateFormat.format(gps.getFirst().time))), GBC.eol());
355 p.add(new JLabel(tr("GPS end: {0}",dateFormat.format(gps.getLast().time))), GBC.eop());
356
357 p.add(new JLabel(tr("current delta: {0}s",(delta/1000.0))), GBC.eol());
358 p.add(new JLabel(tr("timezone difference: ")+(gpstimezone>0?"+":"")+(gpstimezone/1000/60/60)), GBC.eop());
359
360 JList img = new JList(data.toArray());
361 img.setCellRenderer(new DefaultListCellRenderer(){
362 @Override public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
363 super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
364 ImageEntry e = (ImageEntry)value;
365 setIcon(e.icon);
366 setText(e.image.getName()+" ("+dateFormat.format(new Date(e.time.getTime()+(delta+gpstimezone)))+")");
367 if (e.pos == null)
368 setForeground(Color.red);
369 return this;
370 }
371 });
372 img.setVisibleRowCount(5);
373 p.add(new JScrollPane(img), GBC.eop().fill(GBC.BOTH));
374 return p;
375 }
376
377 @Override public String getToolTipText() {
378 int i = 0;
379 for (ImageEntry e : data)
380 if (e.pos != null)
381 i++;
382 return data.size()+" "+trn("image","images",data.size())+". "+tr("{0} within the track.",i);
383 }
384
385 @Override public boolean isMergable(Layer other) {
386 return other instanceof GeoImageLayer;
387 }
388
389 @Override public void mergeFrom(Layer from) {
390 GeoImageLayer l = (GeoImageLayer)from;
391 data.addAll(l.data);
392 }
393
394 @Override public void paint(Graphics g, MapView mv) {
395 boolean clickedFound = false;
396 for (ImageEntry e : data) {
397 if (e.pos != null) {
398 Point p = mv.getPoint(e.pos);
399 Rectangle r = new Rectangle(p.x-e.icon.getIconWidth()/2, p.y-e.icon.getIconHeight()/2, e.icon.getIconWidth(), e.icon.getIconHeight());
400 e.icon.paintIcon(mv, g, r.x, r.y);
401 Border b = null;
402 Point mousePosition = mv.getMousePosition();
403 if (mousePosition == null)
404 continue; // mouse outside the whole window
405 if (!clickedFound && mousePressed && r.contains(mousePosition)) {
406 b = BorderFactory.createBevelBorder(BevelBorder.LOWERED);
407 clickedFound = true;
408 } else
409 b = BorderFactory.createBevelBorder(BevelBorder.RAISED);
410 Insets inset = b.getBorderInsets(mv);
411 r.grow((inset.top+inset.bottom)/2, (inset.left+inset.right)/2);
412 b.paintBorder(mv, g, r.x, r.y, r.width, r.height);
413 }
414 }
415 }
416
417 @Override public void visitBoundingBox(BoundingXYVisitor v) {
418 for (ImageEntry e : data)
419 v.visit(e.pos);
420 }
421
422 @Override public Component[] getMenuEntries() {
423 JMenuItem sync = new JMenuItem(tr("Sync clock"), ImageProvider.get("clock"));
424 sync.addActionListener(new ActionListener(){
425 public void actionPerformed(ActionEvent e) {
426 JFileChooser fc = new JFileChooser(Main.pref.get("tagimages.lastdirectory"));
427 fc.setFileSelectionMode(JFileChooser.FILES_ONLY);
428 fc.setAcceptAllFileFilterUsed(false);
429 fc.setFileFilter(new FileFilter(){
430 @Override public boolean accept(File f) {
431 return f.isDirectory() || f.getName().toLowerCase().endsWith(".jpg");
432 }
433 @Override public String getDescription() {
434 return tr("JPEG images (*.jpg)");
435 }
436 });
437 fc.showOpenDialog(Main.parent);
438 File sel = fc.getSelectedFile();
439 if (sel == null)
440 return;
441 Main.pref.put("tagimages.lastdirectory", sel.getPath());
442 sync(sel);
443 Main.map.repaint();
444 }
445 });
446 return new Component[]{
447 new JMenuItem(new LayerListDialog.ShowHideLayerAction(this)),
448 new JMenuItem(new LayerListDialog.DeleteLayerAction(this)),
449 new JSeparator(),
450 sync,
451 new JSeparator(),
452 new JMenuItem(new RenameLayerAction(null, this)),
453 new JSeparator(),
454 new JMenuItem(new LayerListPopup.InfoAction(this))};
455 }
456
457 private void calculatePosition() {
458 for (ImageEntry e : data) {
459 TimedPoint lastTP = null;
460 for (TimedPoint tp : gps) {
461 Date time = new Date(tp.time.getTime() - (delta+gpstimezone));
462 if (time.after(e.time) && lastTP != null) {
463 double x = (lastTP.pos.east()+tp.pos.east())/2;
464 double y = (lastTP.pos.north()+tp.pos.north())/2;
465 e.pos = new EastNorth(x,y);
466 break;
467 }
468 lastTP = tp;
469 }
470 if (e.pos != null)
471 e.coor = Main.proj.eastNorth2latlon(e.pos);
472 }
473 }
474
475 private void sync(File f) {
476 Date exifDate;
477 try {
478 exifDate = ExifReader.readTime(f);
479 } catch (ParseException e) {
480 JOptionPane.showMessageDialog(Main.parent, tr("The date in file \"{0}\" could not be parsed.", f.getName()));
481 return;
482 }
483 if (exifDate == null) {
484 JOptionPane.showMessageDialog(Main.parent, tr("There is no EXIF time within the file \"{0}\".", f.getName()));
485 return;
486 }
487 JPanel p = new JPanel(new GridBagLayout());
488 p.add(new JLabel(tr("Image")), GBC.eol());
489 p.add(new JLabel(loadScaledImage(f, 300)), GBC.eop());
490 p.add(new JLabel(tr("Enter shown date (mm/dd/yyyy HH:MM:SS)")), GBC.eol());
491 JTextField gpsText = new JTextField(dateFormat.format(new Date(exifDate.getTime()+delta)));
492 p.add(gpsText, GBC.eol().fill(GBC.HORIZONTAL));
493 p.add(new JLabel(tr("GPS unit timezone (difference to photo)")), GBC.eol());
494 String t = Main.pref.get("tagimages.gpstimezone", "0");
495 if (t.charAt(0) != '-')
496 t = "+"+t;
497 JTextField gpsTimezone = new JTextField(t);
498 p.add(gpsTimezone, GBC.eol().fill(GBC.HORIZONTAL));
499
500 while (true) {
501 int answer = JOptionPane.showConfirmDialog(Main.parent, p, tr("Syncronize Time with GPS Unit"), JOptionPane.OK_CANCEL_OPTION);
502 if (answer != JOptionPane.OK_OPTION || gpsText.getText().equals(""))
503 return;
504 try {
505 delta = DateParser.parse(gpsText.getText()).getTime() - exifDate.getTime();
506 String time = gpsTimezone.getText();
507 if (!time.equals("") && time.charAt(0) == '+')
508 time = time.substring(1);
509 if (time.equals(""))
510 time = "0";
511 gpstimezone = Long.valueOf(time)*60*60*1000;
512 Main.pref.put("tagimages.delta", ""+delta);
513 Main.pref.put("tagimages.gpstimezone", time);
514 calculatePosition();
515 return;
516 } catch (NumberFormatException x) {
517 JOptionPane.showMessageDialog(Main.parent, tr("Time entered could not be parsed."));
518 } catch (ParseException x) {
519 JOptionPane.showMessageDialog(Main.parent, tr("Time entered could not be parsed."));
520 }
521 }
522 }
523
524 private static Icon loadScaledImage(File f, int maxSize) {
525 Image img = Toolkit.getDefaultToolkit().createImage(f.getPath());
526 while (img.getWidth(null) < 0 || img.getHeight(null) < 0) {
527 try {
528 Thread.sleep(10);
529 } catch(InterruptedException ie) {}
530 }
531 int w = img.getWidth(null);
532 int h = img.getHeight(null);
533 if (w>h) {
534 h = Math.round(maxSize*((float)h/w));
535 w = maxSize;
536 } else {
537 w = Math.round(maxSize*((float)w/h));
538 h = maxSize;
539 }
540 return new ImageIcon(createResizedCopy(img, w, h));
541 }
542
543 private static BufferedImage createResizedCopy(Image originalImage,
544 int scaledWidth, int scaledHeight)
545 {
546 BufferedImage scaledBI = new BufferedImage(scaledWidth, scaledHeight, BufferedImage.TYPE_INT_RGB);
547 Graphics2D g = scaledBI.createGraphics();
548 while (!g.drawImage(originalImage, 0, 0, scaledWidth, scaledHeight, null))
549 {
550 try {
551 Thread.sleep(10);
552 } catch(InterruptedException ie) {}
553 }
554 g.dispose();
555 return scaledBI;
556 }
557}
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