1 | package org.openstreetmap.josm.actions;
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2 |
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3 | import static org.openstreetmap.josm.tools.I18n.tr;
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4 |
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5 | import java.awt.event.ActionEvent;
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6 | import java.awt.event.InputEvent;
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7 | import java.awt.event.KeyEvent;
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8 | import java.io.File;
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9 | import java.io.FileInputStream;
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10 | import java.io.FileReader;
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11 | import java.io.IOException;
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12 | import java.util.Collection;
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13 | import java.util.LinkedList;
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14 |
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15 | import javax.swing.JFileChooser;
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16 | import javax.swing.JOptionPane;
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17 | import javax.swing.KeyStroke;
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18 |
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19 | import org.openstreetmap.josm.Main;
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20 | import org.openstreetmap.josm.data.osm.DataSet;
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21 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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22 | import org.openstreetmap.josm.gui.layer.RawGpsLayer;
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23 | import org.openstreetmap.josm.gui.layer.RawGpsLayer.GpsPoint;
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24 | import org.openstreetmap.josm.io.OsmReader;
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25 | import org.openstreetmap.josm.io.RawCsvReader;
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26 | import org.openstreetmap.josm.io.RawGpsReader;
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27 | import org.xml.sax.SAXException;
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28 |
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29 | /**
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30 | * Open a file chooser dialog and select an file to import. Than call the gpx-import
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31 | * driver. Finally open an internal frame into the main window with the gpx data shown.
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32 | *
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33 | * @author imi
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34 | */
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35 | public class OpenAction extends DiskAccessAction {
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36 |
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37 | /**
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38 | * Create an open action. The name is "Open a file".
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39 | */
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40 | public OpenAction() {
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41 | super(tr("Open"), "open", tr("Open a file."), tr("Ctrl-O"), KeyStroke.getKeyStroke(KeyEvent.VK_O, InputEvent.CTRL_DOWN_MASK));
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42 | }
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43 |
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44 | public void actionPerformed(ActionEvent e) {
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45 | JFileChooser fc = createAndOpenFileChooser(true, true);
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46 | if (fc == null)
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47 | return;
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48 | File[] files = fc.getSelectedFiles();
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49 | for (int i = files.length; i > 0; --i)
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50 | openFile(files[i-1]);
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51 | }
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52 |
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53 | /**
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54 | * Open the given file.
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55 | */
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56 | public void openFile(File filename) {
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57 | String fn = filename.getName();
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58 | try {
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59 | if (asRawData(fn)) {
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60 | Collection<Collection<GpsPoint>> data;
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61 | if (ExtensionFileFilter.filters[ExtensionFileFilter.GPX].acceptName(fn)) {
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62 | data = RawGpsReader.parse(new FileInputStream(filename));
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63 | } else if (ExtensionFileFilter.filters[ExtensionFileFilter.CSV].acceptName(fn)) {
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64 | data = new LinkedList<Collection<GpsPoint>>();
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65 | data.add(new RawCsvReader(new FileReader(filename)).parse());
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66 | } else
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67 | throw new IllegalStateException();
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68 | Main.main.addLayer(new RawGpsLayer(data, filename.getName()));
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69 | } else {
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70 | DataSet dataSet;
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71 | if (ExtensionFileFilter.filters[ExtensionFileFilter.OSM].acceptName(fn)) {
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72 | dataSet = OsmReader.parseDataSet(new FileInputStream(filename), null, null);
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73 | } else if (ExtensionFileFilter.filters[ExtensionFileFilter.CSV].acceptName(fn)) {
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74 | JOptionPane.showMessageDialog(Main.parent, fn+": "+tr("CSV Data import for non-GPS data is not implemented yet."));
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75 | return;
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76 | } else {
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77 | JOptionPane.showMessageDialog(Main.parent, fn+": "+tr("Unknown file extension: {0}", fn.substring(filename.getName().lastIndexOf('.')+1)));
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78 | return;
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79 | }
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80 | Main.main.addLayer(new OsmDataLayer(dataSet, tr("Data Layer"), true));
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81 | }
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82 | } catch (SAXException x) {
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83 | x.printStackTrace();
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84 | JOptionPane.showMessageDialog(Main.parent, tr("Error while parsing {0}",fn)+": "+x.getMessage());
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85 | } catch (IOException x) {
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86 | x.printStackTrace();
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87 | JOptionPane.showMessageDialog(Main.parent, tr("Could not read '{0}'",fn)+"\n"+x.getMessage());
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88 | }
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89 | }
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90 |
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91 | /**
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92 | * @return Return whether the file should be opened as raw gps data. May ask the
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93 | * user, if unsure.
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94 | */
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95 | private boolean asRawData(String fn) {
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96 | if (ExtensionFileFilter.filters[ExtensionFileFilter.CSV].acceptName(fn))
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97 | return true;
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98 | if (!ExtensionFileFilter.filters[ExtensionFileFilter.GPX].acceptName(fn))
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99 | return false;
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100 | return true;
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101 | }
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102 | }
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