1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.actions;
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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.event.KeyEvent;
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7 | import java.awt.geom.Path2D;
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8 | import java.util.Collection;
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9 |
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10 | import javax.swing.JOptionPane;
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11 |
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12 | import org.openstreetmap.josm.data.osm.Node;
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13 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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14 | import org.openstreetmap.josm.data.osm.Way;
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15 | import org.openstreetmap.josm.gui.MainApplication;
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16 | import org.openstreetmap.josm.gui.PleaseWaitRunnable;
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17 | import org.openstreetmap.josm.gui.help.HelpUtil;
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18 | import org.openstreetmap.josm.gui.layer.gpx.DownloadAlongPanel;
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19 | import org.openstreetmap.josm.tools.Shortcut;
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20 |
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21 | /**
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22 | * Calculate area around selected ways and split it into reasonable parts so
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23 | * that they can be downloaded.
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24 | *
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25 | */
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26 | public class DownloadAlongWayAction extends DownloadAlongAction {
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27 |
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28 | private static final String PREF_DOWNLOAD_ALONG_WAY_DISTANCE = "downloadAlongWay.distance";
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29 | private static final String PREF_DOWNLOAD_ALONG_WAY_AREA = "downloadAlongWay.area";
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30 |
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31 | private static final String PREF_DOWNLOAD_ALONG_WAY_OSM = "downloadAlongWay.download.osm";
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32 | private static final String PREF_DOWNLOAD_ALONG_WAY_GPS = "downloadAlongWay.download.gps";
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33 |
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34 | /**
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35 | * Create new {@link DownloadAlongWayAction}.
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36 | */
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37 | public DownloadAlongWayAction() {
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38 | super(tr("Download along..."), "download_along_way", tr("Download OSM data along the selected ways."),
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39 | Shortcut.registerShortcut("file:download_along", tr("File: {0}", tr("Download Along")),
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40 | KeyEvent.VK_D, Shortcut.ALT_SHIFT), true);
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41 | }
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42 |
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43 | @Override
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44 | protected PleaseWaitRunnable createTask() {
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45 | Collection<Way> selectedWays = getLayerManager().getEditDataSet().getSelectedWays();
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46 |
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47 | if (selectedWays.isEmpty()) {
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48 | JOptionPane.showMessageDialog(MainApplication.getMainFrame(), tr("Please select 1 or more ways to download along"));
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49 | return null;
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50 | }
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51 |
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52 | final DownloadAlongPanel panel = new DownloadAlongPanel(
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53 | PREF_DOWNLOAD_ALONG_WAY_OSM, PREF_DOWNLOAD_ALONG_WAY_GPS,
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54 | PREF_DOWNLOAD_ALONG_WAY_DISTANCE, PREF_DOWNLOAD_ALONG_WAY_AREA, null);
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55 |
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56 | int ret = panel.showInDownloadDialog(tr("Download from OSM along selected ways"), HelpUtil.ht("/Tools/DownloadAlong"));
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57 | if (0 != ret && 1 != ret) {
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58 | return null;
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59 | }
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60 |
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61 | // Convert OSM ways to Path2D
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62 | Path2D alongPath = new Path2D.Double();
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63 | for (Way way : selectedWays) {
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64 | boolean first = true;
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65 | for (Node p : way.getNodes()) {
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66 | if (first) {
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67 | alongPath.moveTo(p.lon(), p.lat());
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68 | first = false;
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69 | } else {
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70 | alongPath.lineTo(p.lon(), p.lat());
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71 | }
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72 | }
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73 | }
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74 | return createCalcTask(alongPath, panel, tr("Download from OSM along selected ways"), 1 == ret);
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75 | }
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76 |
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77 | @Override
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78 | protected void updateEnabledState() {
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79 | if (getLayerManager().getEditDataSet() == null) {
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80 | setEnabled(false);
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81 | } else {
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82 | updateEnabledState(getLayerManager().getEditDataSet().getSelected());
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83 | }
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84 | }
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85 |
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86 | @Override
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87 | protected void updateEnabledState(Collection<? extends OsmPrimitive> selection) {
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88 | setEnabled(selection.stream().anyMatch(Way.class::isInstance));
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89 | }
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90 | }
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