Changeset 6054 in josm for trunk/src/org/openstreetmap

Timestamp:

2013-07-06T21:15:51+02:00 (11 years ago)

Author:

Don-vip

Message:

see #2283 - download GPX data along a track + code refactorization to simplify download_along plugin as well

Location:

trunk/src/org/openstreetmap/josm

Files:

• actions/DownloadAlongAction.java (added)
• data/Preferences.java (modified) (1 diff)
• gui/layer/gpx/DownloadAlongPanel.java (added)
• gui/layer/gpx/DownloadAlongTrackAction.java (modified) (7 diffs)

trunk/src/org/openstreetmap/josm/data/Preferences.java

@@ -1633 +1633 @@
     public void removeObsolete() {
         String[] obsolete = {
-                "color.Imagery fade",              // 08/2012 - wrong property caused by #6723, can be removed mid-2013
+                "downloadAlong.downloadAlongTrack.distance",   // 07/2013 - can be removed mid-2014. Replaced by downloadAlongWay.distance
+                "downloadAlong.downloadAlongTrack.area",       // 07/2013 - can be removed mid-2014. Replaced by downloadAlongWay.area
+                "gpxLayer.downloadAlongTrack.distance",        // 07/2013 - can be removed mid-2014. Replaced by downloadAlongTrack.distance
+                "gpxLayer.downloadAlongTrack.area",            // 07/2013 - can be removed mid-2014. Replaced by downloadAlongTrack.area
+                "gpxLayer.downloadAlongTrack.near",            // 07/2013 - can be removed mid-2014. Replaced by downloadAlongTrack.near
         };
         for (String key : obsolete) {

trunk/src/org/openstreetmap/josm/gui/layer/gpx/DownloadAlongTrackAction.java

@@ -4 +4 @@
 import static org.openstreetmap.josm.tools.I18n.tr;
 
-import java.awt.GridBagLayout;
 import java.awt.event.ActionEvent;
 import java.awt.geom.Area;
 import java.awt.geom.Rectangle2D;
-import java.util.ArrayList;
-import java.util.Collection;
-import java.util.List;
-import java.util.concurrent.Future;
-
-import javax.swing.AbstractAction;
-import javax.swing.JLabel;
-import javax.swing.JList;
-import javax.swing.JOptionPane;
-import javax.swing.JPanel;
 
 import org.openstreetmap.josm.Main;
-import org.openstreetmap.josm.actions.downloadtasks.DownloadTaskList;
+import org.openstreetmap.josm.actions.DownloadAlongAction;
 import org.openstreetmap.josm.data.coor.LatLon;
 import org.openstreetmap.josm.data.gpx.GpxData;
@@ -27 +16 @@
 import org.openstreetmap.josm.data.gpx.WayPoint;
 import org.openstreetmap.josm.gui.PleaseWaitRunnable;
+import org.openstreetmap.josm.gui.help.HelpUtil;
 import org.openstreetmap.josm.gui.progress.NullProgressMonitor;
-import org.openstreetmap.josm.gui.progress.PleaseWaitProgressMonitor;
-import org.openstreetmap.josm.gui.progress.ProgressMonitor;
-import org.openstreetmap.josm.tools.GBC;
-import org.openstreetmap.josm.tools.ImageProvider;
 
 /**
@@ -38 +24 @@
  * @author fred
  */
-public class DownloadAlongTrackAction extends AbstractAction {
+public class DownloadAlongTrackAction extends DownloadAlongAction {
+    
     static final int NEAR_TRACK = 0;
     static final int NEAR_WAYPOINTS = 1;
     static final int NEAR_BOTH = 2;
-    
-    private static final String PREF_DOWNLOAD_ALONG_TRACK_DISTANCE = "gpxLayer.downloadAlongTrack.distance";
-    private static final String PREF_DOWNLOAD_ALONG_TRACK_AREA = "gpxLayer.downloadAlongTrack.area";
-    private static final String PREF_DOWNLOAD_ALONG_TRACK_NEAR = "gpxLayer.downloadAlongTrack.near";
 
-    
-    private final Integer[] dist = {5000, 500, 50};
-    private final Integer[] area = {20, 10, 5, 1};
+    private static final String PREF_DOWNLOAD_ALONG_TRACK_OSM = "downloadAlongTrack.download.osm";
+    private static final String PREF_DOWNLOAD_ALONG_TRACK_GPS = "downloadAlongTrack.download.gps";
+
+    private static final String PREF_DOWNLOAD_ALONG_TRACK_DISTANCE = "downloadAlongTrack.distance";
+    private static final String PREF_DOWNLOAD_ALONG_TRACK_AREA = "downloadAlongTrack.area";
+    private static final String PREF_DOWNLOAD_ALONG_TRACK_NEAR = "downloadAlongTrack.near";
     
     private final GpxData data;
 
+    /**
+     * Constructs a new {@code DownloadAlongTrackAction}
+     * @param data The GPX data used to download along
+     */
     public DownloadAlongTrackAction(GpxData data) {
-        super(tr("Download from OSM along this track"), ImageProvider.get("downloadalongtrack"));
+        super(tr("Download from OSM along this track"), "downloadalongtrack", null, null, true);
         this.data = data;
     }
@@ -60 +50 @@
     @Override
     public void actionPerformed(ActionEvent e) {
-        /*
-         * build selection dialog
-         */
-        JPanel msg = new JPanel(new GridBagLayout());
-        msg.add(new JLabel(tr("Download everything within:")), GBC.eol());
-        String[] s = new String[dist.length];
-        for (int i = 0; i < dist.length; ++i) {
-            s[i] = tr("{0} meters", dist[i]);
+        
+        final DownloadAlongPanel panel = new DownloadAlongPanel(
+                PREF_DOWNLOAD_ALONG_TRACK_OSM, PREF_DOWNLOAD_ALONG_TRACK_GPS,
+                PREF_DOWNLOAD_ALONG_TRACK_DISTANCE, PREF_DOWNLOAD_ALONG_TRACK_AREA, PREF_DOWNLOAD_ALONG_TRACK_NEAR);
+
+        if (0 != panel.showInDownloadDialog(tr("Download from OSM along this track"), HelpUtil.ht("/Action/DownloadAlongTrack"))) {
+            return;
         }
-        JList buffer = new JList(s);
-        buffer.setSelectedIndex(Main.pref.getInteger(PREF_DOWNLOAD_ALONG_TRACK_DISTANCE, 0));
-        msg.add(buffer, GBC.eol());
-        msg.add(new JLabel(tr("Maximum area per request:")), GBC.eol());
-        s = new String[area.length];
-        for (int i = 0; i < area.length; ++i) {
-            s[i] = tr("{0} sq km", area[i]);
-        }
-        JList maxRect = new JList(s);
-        maxRect.setSelectedIndex(Main.pref.getInteger(PREF_DOWNLOAD_ALONG_TRACK_AREA, 0));
-        msg.add(maxRect, GBC.eol());
-        msg.add(new JLabel(tr("Download near:")), GBC.eol());
-        JList downloadNear = new JList(new String[]{tr("track only"), tr("waypoints only"), tr("track and waypoints")});
-        downloadNear.setSelectedIndex(Main.pref.getInteger(PREF_DOWNLOAD_ALONG_TRACK_NEAR, 0));
-        msg.add(downloadNear, GBC.eol());
-        int ret = JOptionPane.showConfirmDialog(Main.parent, msg, tr("Download from OSM along this track"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE);
-        switch (ret) {
-            case JOptionPane.CANCEL_OPTION:
-            case JOptionPane.CLOSED_OPTION:
-                return;
-            default:
-        // continue
-        }
-        Main.pref.putInteger(PREF_DOWNLOAD_ALONG_TRACK_DISTANCE, buffer.getSelectedIndex());
-        Main.pref.putInteger(PREF_DOWNLOAD_ALONG_TRACK_AREA, maxRect.getSelectedIndex());
-        final int near = downloadNear.getSelectedIndex();
-        Main.pref.putInteger(PREF_DOWNLOAD_ALONG_TRACK_NEAR, near);
+        
+        final int near = panel.getNear();
+
         /*
          * Find the average latitude for the data we're contemplating, so we can know how many
@@ -126 +91 @@
          * and then stop because it has more than 50k nodes.
          */
-        Integer i = buffer.getSelectedIndex();
-        final int buffer_dist = dist[i < 0 ? 0 : i];
-        i = maxRect.getSelectedIndex();
-        final double max_area = area[i < 0 ? 0 : i] / 10000.0 / scale;
+        final double buffer_dist = panel.getDistance();
+        final double max_area = panel.getArea() / 10000.0 / scale;
         final double buffer_y = buffer_dist / 100000.0;
         final double buffer_x = buffer_y / scale;
@@ -161 +124 @@
                     return;
                 }
-                confirmAndDownloadAreas(a, max_area, progressMonitor);
+                confirmAndDownloadAreas(a, max_area, panel.isDownloadOsmData(), panel.isDownloadGpxData(), 
+                        tr("Download from OSM along this track"), progressMonitor);
             }
 
@@ -223 +187 @@
         Main.worker.submit(new CalculateDownloadArea());
     }
-
-    /**
-     * Area "a" contains the hull that we would like to download data for. however we
-     * can only download rectangles, so the following is an attempt at finding a number of
-     * rectangles to download.
-     *
-     * The idea is simply: Start out with the full bounding box. If it is too large, then
-     * split it in half and repeat recursively for each half until you arrive at something
-     * small enough to download. The algorithm is improved by always using the intersection
-     * between the rectangle and the actual desired area. For example, if you have a track
-     * that goes like this: +----+ | /| | / | | / | |/ | +----+ then we would first look at
-     * downloading the whole rectangle (assume it's too big), after that we split it in half
-     * (upper and lower half), but we donot request the full upper and lower rectangle, only
-     * the part of the upper/lower rectangle that actually has something in it.
-     *
-     * This functions calculates the rectangles, asks the user to continue and downloads
-     * the areas if applicable.
-     */
-    private void confirmAndDownloadAreas(Area a, double max_area, ProgressMonitor progressMonitor) {
-        List<Rectangle2D> toDownload = new ArrayList<Rectangle2D>();
-        addToDownload(a, a.getBounds(), toDownload, max_area);
-        if (toDownload.isEmpty()) {
-            return;
-        }
-        JPanel msg = new JPanel(new GridBagLayout());
-        msg.add(new JLabel(tr("<html>This action will require {0} individual<br>" + "download requests. Do you wish<br>to continue?</html>", toDownload.size())), GBC.eol());
-        if (toDownload.size() > 1) {
-            int ret = JOptionPane.showConfirmDialog(Main.parent, msg, tr("Download from OSM along this track"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);
-            switch (ret) {
-                case JOptionPane.CANCEL_OPTION:
-                case JOptionPane.CLOSED_OPTION:
-                    return;
-                default:
-            // continue
-            }
-        }
-        final PleaseWaitProgressMonitor monitor = new PleaseWaitProgressMonitor(tr("Download data"));
-        final Future<?> future = new DownloadTaskList().download(false, toDownload, true, false, monitor);
-        Main.worker.submit(new Runnable() {
-            @Override
-            public void run() {
-                try {
-                    future.get();
-                } catch (Exception e) {
-                    e.printStackTrace();
-                    return;
-                }
-                monitor.close();
-            }
-        });
-    }
-    
-     private static void addToDownload(Area a, Rectangle2D r, Collection<Rectangle2D> results, double max_area) {
-        Area tmp = new Area(r);
-        // intersect with sought-after area
-        tmp.intersect(a);
-        if (tmp.isEmpty()) {
-             return;
-         }
-        Rectangle2D bounds = tmp.getBounds2D();
-        if (bounds.getWidth() * bounds.getHeight() > max_area) {
-            // the rectangle gets too large; split it and make recursive call.
-            Rectangle2D r1;
-            Rectangle2D r2;
-            if (bounds.getWidth() > bounds.getHeight()) {
-                // rectangles that are wider than high are split into a left and right half,
-                r1 = new Rectangle2D.Double(bounds.getX(), bounds.getY(), bounds.getWidth() / 2, bounds.getHeight());
-                r2 = new Rectangle2D.Double(bounds.getX() + bounds.getWidth() / 2, bounds.getY(),
-                        bounds.getWidth() / 2, bounds.getHeight());
-            } else {
-                // others into a top and bottom half.
-                r1 = new Rectangle2D.Double(bounds.getX(), bounds.getY(), bounds.getWidth(), bounds.getHeight() / 2);
-                r2 = new Rectangle2D.Double(bounds.getX(), bounds.getY() + bounds.getHeight() / 2, bounds.getWidth(),
-                        bounds.getHeight() / 2);
-            }
-            addToDownload(a, r1, results, max_area);
-            addToDownload(a, r2, results, max_area);
-        } else {
-            results.add(bounds);
-        }
-    }
-    
 }