package UtilsPlugin; import static org.openstreetmap.josm.tools.I18n.tr; import java.awt.BorderLayout; import java.awt.Component; import java.awt.event.ActionEvent; import java.awt.event.InputEvent; import java.awt.event.KeyEvent; import java.awt.event.MouseListener; import java.awt.event.MouseEvent; import java.awt.GridBagLayout; import java.awt.GridLayout; import java.awt.Toolkit; import javax.swing.Box; import javax.swing.event.DocumentListener; import javax.swing.event.DocumentEvent; import javax.swing.JComponent; import javax.swing.JDialog; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.KeyStroke; import org.openstreetmap.josm.Main; import org.openstreetmap.josm.actions.JosmAction; import org.openstreetmap.josm.data.Bounds; import org.openstreetmap.josm.data.coor.EastNorth; import org.openstreetmap.josm.data.coor.LatLon; import org.openstreetmap.josm.gui.dialogs.ToggleDialog; import org.openstreetmap.josm.data.osm.visitor.BoundingXYVisitor; import org.openstreetmap.josm.tools.GBC; import org.openstreetmap.josm.tools.OsmUrlToBounds; import org.openstreetmap.josm.tools.Shortcut; public class JumpToAction extends JosmAction implements MouseListener { public JumpToAction() { 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")), KeyEvent.VK_G, Shortcut.GROUP_HOTKEY), true); } private JTextField url = new JTextField(); private JTextField lat = new JTextField(); private JTextField lon = new JTextField(); private JTextField zm = new JTextField(); private double zoomFactor = 0; public void showJumpToDialog() { LatLon curPos=Main.proj.eastNorth2latlon(Main.map.mapView.getCenter()); lat.setText(java.lang.Double.toString(curPos.lat())); lon.setText(java.lang.Double.toString(curPos.lon())); LatLon ll1 = Main.map.mapView.getLatLon(0,0); LatLon ll2 = Main.map.mapView.getLatLon(100,0); double dist = ll1.greatCircleDistance(ll2); zoomFactor = Main.map.mapView.getScale()/dist; zm.setText(java.lang.Long.toString(Math.round(dist*100)/100)); updateUrl(true); JPanel panel = new JPanel(new BorderLayout()); panel.add(new JLabel("" + tr("Enter Lat/Lon to jump to position.") + "
" + tr("You can also paste an URL from www.openstreetmap.org") + "
" + ""), BorderLayout.NORTH); class osmURLListener implements DocumentListener { public void changedUpdate(DocumentEvent e) { parseURL(); } public void insertUpdate(DocumentEvent e) { parseURL(); } public void removeUpdate(DocumentEvent e) { parseURL(); } } class osmLonLatListener implements DocumentListener { public void changedUpdate(DocumentEvent e) { updateUrl(false); } public void insertUpdate(DocumentEvent e) { updateUrl(false); } public void removeUpdate(DocumentEvent e) { updateUrl(false); } } osmLonLatListener x=new osmLonLatListener(); lat.getDocument().addDocumentListener(x); lon.getDocument().addDocumentListener(x); zm.getDocument().addDocumentListener(x); url.getDocument().addDocumentListener(new osmURLListener()); JPanel p = new JPanel(new GridBagLayout()); panel.add(p, BorderLayout.NORTH); p.add(new JLabel(tr("Latitude")), GBC.eol()); p.add(lat, GBC.eol().fill(GBC.HORIZONTAL)); p.add(new JLabel(tr("Longitude")), GBC.eol()); p.add(lon, GBC.eol().fill(GBC.HORIZONTAL)); p.add(new JLabel(tr("Zoom (in metres)")), GBC.eol()); p.add(zm, GBC.eol().fill(GBC.HORIZONTAL)); p.add(new JLabel(tr("URL")), GBC.eol()); p.add(url, GBC.eol().fill(GBC.HORIZONTAL)); Object[] buttons = { tr("Jump there"), tr("Cancel") }; LatLon ll = null; double zoomLvl = 100; while(ll == null) { int option = JOptionPane.showOptionDialog( Main.parent, panel, tr("Jump to Position"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE, null, buttons, buttons[0]); if (option != JOptionPane.OK_OPTION) return; try { zoomLvl = Double.parseDouble(zm.getText()); ll = new LatLon(Double.parseDouble(lat.getText()), Double.parseDouble(lon.getText())); } catch (Exception ex) { JOptionPane.showMessageDialog(Main.parent, tr("Could not parse Latitude, Longitude or Zoom. Please check."), tr("Unable to parse Lon/Lat"), JOptionPane.ERROR_MESSAGE); } } Main.map.mapView.zoomTo(Main.proj.latlon2eastNorth(ll), zoomFactor * zoomLvl); } private void parseURL() { if(!url.hasFocus()) return; Bounds b = OsmUrlToBounds.parse(url.getText()); if (b != null) { lat.setText(Double.toString((b.min.lat() + b.max.lat())/2)); lon.setText(Double.toString((b.min.lon() + b.max.lon())/2)); int zoomLvl = 16; String[] args = url.getText().substring(url.getText().indexOf('?')+1).split("&"); for (String arg : args) { int eq = arg.indexOf('='); if (eq == -1 || !arg.substring(0, eq).equalsIgnoreCase("zoom")) continue; zoomLvl = Integer.parseInt(arg.substring(eq + 1)); break; } // 10000000 = 10 000 * 1000 = World * (km -> m) zm.setText(Double.toString(Math.round(10000000 * Math.pow(2, (-1) * zoomLvl)))); } } private void updateUrl(boolean force) { if(!lat.hasFocus() && !lon.hasFocus() && !zm.hasFocus() && !force) return; try { double dlat = Double.parseDouble(lat.getText()); double dlon = Double.parseDouble(lon.getText()); int zoomLvl = getZoom(zoomFactor * Double.parseDouble(zm.getText())); int decimals = (int) Math.pow(10, (zoomLvl / 3)); dlat = Math.round(dlat * decimals); dlat /= decimals; dlon = Math.round(dlon * decimals); dlon /= decimals; url.setText("http://www.openstreetmap.org/?lat="+dlat+"&lon="+dlon+"&zoom="+zoomLvl); } catch (NumberFormatException x) {} } public void actionPerformed(ActionEvent e) { showJumpToDialog(); } /** * Converts a given scale into OSM-Style zoom factors * @param double scale */ public int getZoom(double scale) { double sizex = scale * Main.map.mapView.getWidth(); double sizey = scale * Main.map.mapView.getHeight(); for (int zoom = 0; zoom <= 32; zoom++, sizex *= 2, sizey *= 2) if (sizex > Main.map.mapView.world.east() || sizey > Main.map.mapView.world.north()) return zoom; return 32; } public void mousePressed(MouseEvent e) {} public void mouseReleased(MouseEvent e) {} public void mouseEntered(MouseEvent e) {} public void mouseExited(MouseEvent e) {} public void mouseClicked(MouseEvent e) { showJumpToDialog(); } }