1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.layer.gpx;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.GraphicsEnvironment;
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7 | import java.awt.event.ActionEvent;
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8 | import java.io.IOException;
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9 | import java.util.ArrayList;
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10 | import java.util.List;
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11 |
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12 | import javax.swing.AbstractAction;
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13 | import javax.swing.JOptionPane;
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14 |
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15 | import org.openstreetmap.gui.jmapviewer.tilesources.AbstractTMSTileSource;
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16 | import org.openstreetmap.josm.Main;
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17 | import org.openstreetmap.josm.actions.AbstractMergeAction;
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18 | import org.openstreetmap.josm.data.coor.LatLon;
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19 | import org.openstreetmap.josm.data.gpx.GpxData;
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20 | import org.openstreetmap.josm.data.gpx.GpxTrack;
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21 | import org.openstreetmap.josm.data.gpx.GpxTrackSegment;
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22 | import org.openstreetmap.josm.data.gpx.WayPoint;
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23 | import org.openstreetmap.josm.gui.PleaseWaitRunnable;
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24 | import org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer;
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25 | import org.openstreetmap.josm.gui.progress.ProgressTaskId;
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26 | import org.openstreetmap.josm.gui.progress.ProgressTaskIds;
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27 | import org.openstreetmap.josm.io.OsmTransferException;
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28 | import org.openstreetmap.josm.tools.ImageProvider;
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29 | import org.openstreetmap.josm.tools.Logging;
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30 | import org.xml.sax.SAXException;
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31 |
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32 | /**
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33 | * Class downloading WMS and TMS along the GPX track.
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34 | * @since 5715
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35 | */
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36 | public class DownloadWmsAlongTrackAction extends AbstractAction {
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37 |
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38 | private final transient GpxData data;
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39 |
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40 | /**
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41 | * @param data that represents GPX track, along which data should be downloaded
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42 | */
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43 | public DownloadWmsAlongTrackAction(final GpxData data) {
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44 | super(tr("Precache imagery tiles along this track"), ImageProvider.get("downloadalongtrack"));
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45 | this.data = data;
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46 | }
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47 |
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48 | static class PrecacheWmsTask extends PleaseWaitRunnable {
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49 |
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50 | private final AbstractTileSourceLayer<? extends AbstractTMSTileSource> layer;
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51 | private final List<LatLon> points;
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52 | private AbstractTileSourceLayer<? extends AbstractTMSTileSource>.PrecacheTask precacheTask;
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53 |
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54 | protected PrecacheWmsTask(AbstractTileSourceLayer<? extends AbstractTMSTileSource> layer, List<LatLon> points) {
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55 | super(tr("Precaching WMS"));
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56 | this.layer = layer;
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57 | this.points = points;
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58 | }
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59 |
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60 | @Override
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61 | protected void realRun() throws SAXException, IOException, OsmTransferException {
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62 | precacheTask = layer.downloadAreaToCache(progressMonitor, points, 0, 0);
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63 | synchronized (this) {
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64 | try {
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65 | while (!precacheTask.isFinished() && !progressMonitor.isCanceled()) {
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66 | wait(200);
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67 | }
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68 | } catch (InterruptedException ex) {
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69 | Logging.warn("InterruptedException in "+getClass().getSimpleName()+" while precaching WMS");
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70 | Thread.currentThread().interrupt();
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71 | }
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72 | }
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73 | }
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74 |
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75 | @Override
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76 | protected void finish() {
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77 | // Do nothing
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78 | }
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79 |
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80 | @Override
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81 | protected void cancel() {
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82 | precacheTask.cancel();
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83 | }
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84 |
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85 | @Override
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86 | public ProgressTaskId canRunInBackground() {
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87 | return ProgressTaskIds.PRECACHE_WMS;
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88 | }
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89 | }
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90 |
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91 | PrecacheWmsTask createTask() {
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92 | List<LatLon> points = new ArrayList<>();
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93 | for (GpxTrack trk : data.tracks) {
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94 | for (GpxTrackSegment segment : trk.getSegments()) {
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95 | for (WayPoint p : segment.getWayPoints()) {
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96 | points.add(p.getCoor());
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97 | }
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98 | }
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99 | }
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100 | for (WayPoint p : data.waypoints) {
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101 | points.add(p.getCoor());
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102 | }
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103 | AbstractTileSourceLayer<? extends AbstractTMSTileSource> layer = askedLayer();
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104 | return layer != null ? new PrecacheWmsTask(layer, points) : null;
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105 | }
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106 |
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107 | @Override
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108 | public void actionPerformed(ActionEvent e) {
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109 | PrecacheWmsTask task = createTask();
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110 | if (task != null) {
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111 | Main.worker.execute(task);
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112 | }
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113 | }
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114 |
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115 | @SuppressWarnings({ "rawtypes", "unchecked" })
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116 | protected AbstractTileSourceLayer<? extends AbstractTMSTileSource> askedLayer() {
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117 | List<AbstractTileSourceLayer> targetLayers = Main.getLayerManager().getLayersOfType(AbstractTileSourceLayer.class);
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118 | if (targetLayers.isEmpty()) {
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119 | if (!GraphicsEnvironment.isHeadless()) {
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120 | warnNoImageryLayers();
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121 | }
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122 | return null;
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123 | }
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124 | return AbstractMergeAction.askTargetLayer(targetLayers.toArray(new AbstractTileSourceLayer[targetLayers.size()]),
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125 | tr("Please select the imagery layer."),
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126 | tr("Select imagery layer"),
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127 | tr("Download"), "dialogs/down");
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128 | }
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129 |
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130 | protected void warnNoImageryLayers() {
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131 | JOptionPane.showMessageDialog(Main.parent, tr("There are no imagery layers."), tr("No imagery layers"), JOptionPane.WARNING_MESSAGE);
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132 | }
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133 | }
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