[2575] | 1 | // License: GPL. Copyright 2007 by Immanuel Scholz and others
|
---|
| 2 | package org.openstreetmap.josm.actions;
|
---|
| 3 |
|
---|
| 4 | import static org.openstreetmap.josm.tools.I18n.tr;
|
---|
| 5 |
|
---|
| 6 | import java.awt.BorderLayout;
|
---|
| 7 | import java.awt.GridBagLayout;
|
---|
| 8 | import java.awt.event.ActionEvent;
|
---|
| 9 | import java.awt.event.KeyEvent;
|
---|
| 10 | import java.awt.event.MouseEvent;
|
---|
| 11 | import java.awt.event.MouseListener;
|
---|
| 12 |
|
---|
| 13 | import javax.swing.JLabel;
|
---|
| 14 | import javax.swing.JOptionPane;
|
---|
| 15 | import javax.swing.JPanel;
|
---|
| 16 | import javax.swing.JTextField;
|
---|
| 17 | import javax.swing.event.DocumentEvent;
|
---|
| 18 | import javax.swing.event.DocumentListener;
|
---|
| 19 |
|
---|
| 20 | import org.openstreetmap.josm.Main;
|
---|
| 21 | import org.openstreetmap.josm.actions.JosmAction;
|
---|
| 22 | import org.openstreetmap.josm.data.Bounds;
|
---|
| 23 | import org.openstreetmap.josm.data.coor.LatLon;
|
---|
| 24 | import org.openstreetmap.josm.gui.MapView;
|
---|
| 25 | import org.openstreetmap.josm.tools.GBC;
|
---|
| 26 | import org.openstreetmap.josm.tools.OsmUrlToBounds;
|
---|
| 27 | import org.openstreetmap.josm.tools.Shortcut;
|
---|
| 28 |
|
---|
| 29 | public class JumpToAction extends JosmAction implements MouseListener {
|
---|
| 30 | public JumpToAction() {
|
---|
| 31 | super(tr("Jump To Position"), null, tr("Opens a dialog that allows to jump to a specific location"), Shortcut.registerShortcut("tools:jumpto", tr("Tool: {0}", tr("Jump To Position")),
|
---|
| 32 | KeyEvent.VK_G, Shortcut.GROUP_HOTKEY), true);
|
---|
| 33 | }
|
---|
| 34 |
|
---|
| 35 | private JTextField url = new JTextField();
|
---|
| 36 | private JTextField lat = new JTextField();
|
---|
| 37 | private JTextField lon = new JTextField();
|
---|
| 38 | private JTextField zm = new JTextField();
|
---|
| 39 |
|
---|
| 40 | private double zoomFactor = 0;
|
---|
| 41 | public void showJumpToDialog() {
|
---|
| 42 | MapView mv = Main.map.mapView;
|
---|
| 43 | if(mv == null)
|
---|
| 44 | return;
|
---|
| 45 | LatLon curPos=mv.getProjection().eastNorth2latlon(mv.getCenter());
|
---|
| 46 | lat.setText(java.lang.Double.toString(curPos.lat()));
|
---|
| 47 | lon.setText(java.lang.Double.toString(curPos.lon()));
|
---|
| 48 |
|
---|
| 49 | double dist = mv.getDist100Pixel();
|
---|
| 50 | zoomFactor = 1/dist;
|
---|
| 51 |
|
---|
| 52 | zm.setText(java.lang.Long.toString(Math.round(dist*100)/100));
|
---|
| 53 | updateUrl(true);
|
---|
| 54 |
|
---|
| 55 | JPanel panel = new JPanel(new BorderLayout());
|
---|
| 56 | panel.add(new JLabel("<html>"
|
---|
| 57 | + tr("Enter Lat/Lon to jump to position.")
|
---|
| 58 | + "<br>"
|
---|
| 59 | + tr("You can also paste an URL from www.openstreetmap.org")
|
---|
| 60 | + "<br>"
|
---|
| 61 | + "</html>"),
|
---|
| 62 | BorderLayout.NORTH);
|
---|
| 63 |
|
---|
| 64 | class osmURLListener implements DocumentListener {
|
---|
| 65 | public void changedUpdate(DocumentEvent e) { parseURL(); }
|
---|
| 66 | public void insertUpdate(DocumentEvent e) { parseURL(); }
|
---|
| 67 | public void removeUpdate(DocumentEvent e) { parseURL(); }
|
---|
| 68 | }
|
---|
| 69 |
|
---|
| 70 | class osmLonLatListener implements DocumentListener {
|
---|
| 71 | public void changedUpdate(DocumentEvent e) { updateUrl(false); }
|
---|
| 72 | public void insertUpdate(DocumentEvent e) { updateUrl(false); }
|
---|
| 73 | public void removeUpdate(DocumentEvent e) { updateUrl(false); }
|
---|
| 74 | }
|
---|
| 75 |
|
---|
| 76 | osmLonLatListener x=new osmLonLatListener();
|
---|
| 77 | lat.getDocument().addDocumentListener(x);
|
---|
| 78 | lon.getDocument().addDocumentListener(x);
|
---|
| 79 | zm.getDocument().addDocumentListener(x);
|
---|
| 80 | url.getDocument().addDocumentListener(new osmURLListener());
|
---|
| 81 |
|
---|
| 82 | JPanel p = new JPanel(new GridBagLayout());
|
---|
| 83 | panel.add(p, BorderLayout.NORTH);
|
---|
| 84 |
|
---|
| 85 | p.add(new JLabel(tr("Latitude")), GBC.eol());
|
---|
| 86 | p.add(lat, GBC.eol().fill(GBC.HORIZONTAL));
|
---|
| 87 |
|
---|
| 88 | p.add(new JLabel(tr("Longitude")), GBC.eol());
|
---|
| 89 | p.add(lon, GBC.eol().fill(GBC.HORIZONTAL));
|
---|
| 90 |
|
---|
| 91 | p.add(new JLabel(tr("Zoom (in metres)")), GBC.eol());
|
---|
| 92 | p.add(zm, GBC.eol().fill(GBC.HORIZONTAL));
|
---|
| 93 |
|
---|
| 94 | p.add(new JLabel(tr("URL")), GBC.eol());
|
---|
| 95 | p.add(url, GBC.eol().fill(GBC.HORIZONTAL));
|
---|
| 96 |
|
---|
| 97 | Object[] buttons = { tr("Jump there"), tr("Cancel") };
|
---|
| 98 | LatLon ll = null;
|
---|
| 99 | double zoomLvl = 100;
|
---|
| 100 | while(ll == null) {
|
---|
| 101 | int option = JOptionPane.showOptionDialog(
|
---|
| 102 | Main.parent,
|
---|
| 103 | panel,
|
---|
| 104 | tr("Jump to Position"),
|
---|
| 105 | JOptionPane.OK_CANCEL_OPTION,
|
---|
| 106 | JOptionPane.PLAIN_MESSAGE,
|
---|
| 107 | null,
|
---|
| 108 | buttons,
|
---|
| 109 | buttons[0]);
|
---|
| 110 |
|
---|
| 111 | if (option != JOptionPane.OK_OPTION) return;
|
---|
| 112 | try {
|
---|
| 113 | zoomLvl = Double.parseDouble(zm.getText());
|
---|
| 114 | ll = new LatLon(Double.parseDouble(lat.getText()), Double.parseDouble(lon.getText()));
|
---|
| 115 | } catch (Exception ex) {
|
---|
| 116 | JOptionPane.showMessageDialog(Main.parent, tr("Could not parse Latitude, Longitude or Zoom. Please check."), tr("Unable to parse Lon/Lat"), JOptionPane.ERROR_MESSAGE);
|
---|
| 117 | }
|
---|
| 118 | }
|
---|
| 119 |
|
---|
| 120 | mv.zoomToFactor(mv.getProjection().latlon2eastNorth(ll), zoomFactor * zoomLvl);
|
---|
| 121 | }
|
---|
| 122 |
|
---|
| 123 | private void parseURL() {
|
---|
| 124 | if(!url.hasFocus()) return;
|
---|
| 125 | Bounds b = OsmUrlToBounds.parse(url.getText());
|
---|
| 126 | if (b != null) {
|
---|
| 127 | lat.setText(Double.toString((b.getMin().lat() + b.getMax().lat())/2));
|
---|
| 128 | lon.setText(Double.toString((b.getMin().lon() + b.getMax().lon())/2));
|
---|
| 129 |
|
---|
| 130 | int zoomLvl = 16;
|
---|
| 131 | String[] args = url.getText().substring(url.getText().indexOf('?')+1).split("&");
|
---|
| 132 | for (String arg : args) {
|
---|
| 133 | int eq = arg.indexOf('=');
|
---|
| 134 | if (eq == -1 || !arg.substring(0, eq).equalsIgnoreCase("zoom")) continue;
|
---|
| 135 |
|
---|
| 136 | zoomLvl = Integer.parseInt(arg.substring(eq + 1));
|
---|
| 137 | break;
|
---|
| 138 | }
|
---|
| 139 |
|
---|
| 140 | // 10 000 000 = 10 000 * 1000 = World * (km -> m)
|
---|
| 141 | zm.setText(Double.toString(Math.round(10000000 * Math.pow(2, (-1) * zoomLvl))));
|
---|
| 142 | }
|
---|
| 143 | }
|
---|
| 144 |
|
---|
| 145 | private void updateUrl(boolean force) {
|
---|
| 146 | if(!lat.hasFocus() && !lon.hasFocus() && !zm.hasFocus() && !force) return;
|
---|
| 147 | try {
|
---|
| 148 | double dlat = Double.parseDouble(lat.getText());
|
---|
| 149 | double dlon = Double.parseDouble(lon.getText());
|
---|
| 150 | double m = Double.parseDouble(zm.getText());
|
---|
| 151 | // Inverse function to the one above. 18 is the current maximum zoom
|
---|
| 152 | // available on standard renderers, so choose this is in case m
|
---|
| 153 | // should be zero
|
---|
| 154 | int zoomLvl = 18;
|
---|
| 155 | if(m > 0)
|
---|
| 156 | zoomLvl = (int)Math.round((-1) * Math.log(m/10000000)/Math.log(2));
|
---|
| 157 |
|
---|
| 158 | int decimals = (int) Math.pow(10, (zoomLvl / 3));
|
---|
| 159 | dlat = Math.round(dlat * decimals);
|
---|
| 160 | dlat /= decimals;
|
---|
| 161 | dlon = Math.round(dlon * decimals);
|
---|
| 162 | dlon /= decimals;
|
---|
| 163 | url.setText("http://www.openstreetmap.org/?lat="+dlat+"&lon="+dlon+"&zoom="+zoomLvl);
|
---|
| 164 | } catch (NumberFormatException x) {}
|
---|
| 165 | }
|
---|
| 166 |
|
---|
| 167 | public void actionPerformed(ActionEvent e) {
|
---|
| 168 | showJumpToDialog();
|
---|
| 169 | }
|
---|
| 170 |
|
---|
| 171 | public void mousePressed(MouseEvent e) {}
|
---|
| 172 |
|
---|
| 173 | public void mouseReleased(MouseEvent e) {}
|
---|
| 174 |
|
---|
| 175 | public void mouseEntered(MouseEvent e) {}
|
---|
| 176 |
|
---|
| 177 | public void mouseExited(MouseEvent e) {}
|
---|
| 178 |
|
---|
| 179 | public void mouseClicked(MouseEvent e) {
|
---|
| 180 | showJumpToDialog();
|
---|
| 181 | }
|
---|
| 182 | }
|
---|