source: josm/trunk/src/org/openstreetmap/josm/actions/JumpToAction.java@ 12162

Last change on this file since 12162 was 11620, checked in by Don-vip, 7 years ago

checkstyle - enable CatchParameterName rule
  • Property svn:eol-style set to native
File size: 7.4 KB
RevLine 
[6380]1// License: GPL. For details, see LICENSE file.
[2575]2package org.openstreetmap.josm.actions;
3
[7812]4import static org.openstreetmap.josm.gui.help.HelpUtil.ht;
[2575]5import static org.openstreetmap.josm.tools.I18n.tr;
6
7import java.awt.BorderLayout;
8import java.awt.GridBagLayout;
9import java.awt.event.ActionEvent;
10import java.awt.event.KeyEvent;
[11301]11import java.util.Optional;
[6398]12
[2575]13import javax.swing.JLabel;
14import javax.swing.JOptionPane;
15import javax.swing.JPanel;
16import javax.swing.event.DocumentEvent;
17import javax.swing.event.DocumentListener;
18
19import org.openstreetmap.josm.Main;
20import org.openstreetmap.josm.data.Bounds;
21import org.openstreetmap.josm.data.coor.LatLon;
[11300]22import org.openstreetmap.josm.gui.ExtendedDialog;
[2575]23import org.openstreetmap.josm.gui.MapView;
[11301]24import org.openstreetmap.josm.gui.datatransfer.ClipboardUtils;
[6398]25import org.openstreetmap.josm.gui.widgets.JosmTextField;
[11300]26import org.openstreetmap.josm.gui.widgets.SelectAllOnFocusGainedDecorator;
[2575]27import org.openstreetmap.josm.tools.GBC;
[7693]28import org.openstreetmap.josm.tools.ImageProvider;
[2575]29import org.openstreetmap.josm.tools.OsmUrlToBounds;
30import org.openstreetmap.josm.tools.Shortcut;
31
[6394]32/**
33 * Allows to jump to a specific location.
34 * @since 2575
35 */
[5965]36public class JumpToAction extends JosmAction {
[7081]37
[11343]38 private final JosmTextField url = new JosmTextField();
39 private final JosmTextField lat = new JosmTextField();
40 private final JosmTextField lon = new JosmTextField();
41 private final JosmTextField zm = new JosmTextField();
42
[5886]43 /**
44 * Constructs a new {@code JumpToAction}.
45 */
[2575]46 public JumpToAction() {
[7693]47 super(tr("Jump To Position"), (ImageProvider) null, tr("Opens a dialog that allows to jump to a specific location"),
[6398]48 Shortcut.registerShortcut("tools:jumpto", tr("Tool: {0}", tr("Jump To Position")),
49 KeyEvent.VK_J, Shortcut.CTRL), true, "action/jumpto", true);
[7812]50 putValue("help", ht("/Action/JumpToPosition"));
[2575]51 }
52
[11343]53 static class JumpToPositionDialog extends ExtendedDialog {
54 JumpToPositionDialog(String[] buttons, JPanel panel) {
55 super(Main.parent, tr("Jump to Position"), buttons);
56 setContent(panel);
57 setCancelButton(2);
58 }
59 }
[2575]60
[7081]61 class OsmURLListener implements DocumentListener {
[8510]62 @Override
[8513]63 public void changedUpdate(DocumentEvent e) {
64 parseURL();
65 }
[8510]66
67 @Override
[8513]68 public void insertUpdate(DocumentEvent e) {
69 parseURL();
70 }
[8510]71
72 @Override
[8513]73 public void removeUpdate(DocumentEvent e) {
74 parseURL();
75 }
[7081]76 }
77
78 class OsmLonLatListener implements DocumentListener {
[8510]79 @Override
[8513]80 public void changedUpdate(DocumentEvent e) {
81 updateUrl(false);
82 }
[8510]83
84 @Override
[8513]85 public void insertUpdate(DocumentEvent e) {
86 updateUrl(false);
87 }
[8510]88
89 @Override
[8513]90 public void removeUpdate(DocumentEvent e) {
91 updateUrl(false);
92 }
[7081]93 }
94
[6394]95 /**
96 * Displays the "Jump to" dialog.
97 */
[2575]98 public void showJumpToDialog() {
[6394]99 if (!Main.isDisplayingMapView()) {
100 return;
101 }
[2575]102 MapView mv = Main.map.mapView;
103
[11301]104 final Optional<Bounds> boundsFromClipboard = Optional
105 .ofNullable(ClipboardUtils.getClipboardStringContent())
106 .map(OsmUrlToBounds::parse);
107 if (boundsFromClipboard.isPresent()) {
108 setBounds(boundsFromClipboard.get());
109 } else {
110 setBounds(mv.getState().getViewArea().getCornerBounds());
111 }
[2575]112 updateUrl(true);
113
114 JPanel panel = new JPanel(new BorderLayout());
115 panel.add(new JLabel("<html>"
116 + tr("Enter Lat/Lon to jump to position.")
117 + "<br>"
118 + tr("You can also paste an URL from www.openstreetmap.org")
119 + "<br>"
120 + "</html>"),
121 BorderLayout.NORTH);
122
[6246]123 OsmLonLatListener x = new OsmLonLatListener();
[2575]124 lat.getDocument().addDocumentListener(x);
125 lon.getDocument().addDocumentListener(x);
126 zm.getDocument().addDocumentListener(x);
[6246]127 url.getDocument().addDocumentListener(new OsmURLListener());
[2575]128
[11300]129 SelectAllOnFocusGainedDecorator.decorate(lat);
130 SelectAllOnFocusGainedDecorator.decorate(lon);
131 SelectAllOnFocusGainedDecorator.decorate(zm);
132 SelectAllOnFocusGainedDecorator.decorate(url);
133
[2575]134 JPanel p = new JPanel(new GridBagLayout());
135 panel.add(p, BorderLayout.NORTH);
136
137 p.add(new JLabel(tr("Latitude")), GBC.eol());
138 p.add(lat, GBC.eol().fill(GBC.HORIZONTAL));
139
140 p.add(new JLabel(tr("Longitude")), GBC.eol());
141 p.add(lon, GBC.eol().fill(GBC.HORIZONTAL));
142
143 p.add(new JLabel(tr("Zoom (in metres)")), GBC.eol());
144 p.add(zm, GBC.eol().fill(GBC.HORIZONTAL));
145
146 p.add(new JLabel(tr("URL")), GBC.eol());
147 p.add(url, GBC.eol().fill(GBC.HORIZONTAL));
148
[11300]149 String[] buttons = {tr("Jump there"), tr("Cancel")};
[2575]150 LatLon ll = null;
151 double zoomLvl = 100;
[8510]152 while (ll == null) {
[11343]153 final int option = new JumpToPositionDialog(buttons, panel).showDialog().getValue();
[2575]154
[11300]155 if (option != 1) return;
[2575]156 try {
157 zoomLvl = Double.parseDouble(zm.getText());
158 ll = new LatLon(Double.parseDouble(lat.getText()), Double.parseDouble(lon.getText()));
[5780]159 } catch (NumberFormatException ex) {
[8670]160 try {
[11045]161 ll = LatLon.parse(lat.getText() + "; " + lon.getText());
[8670]162 } catch (IllegalArgumentException ex2) {
163 JOptionPane.showMessageDialog(Main.parent,
164 tr("Could not parse Latitude, Longitude or Zoom. Please check."),
165 tr("Unable to parse Lon/Lat"), JOptionPane.ERROR_MESSAGE);
166 }
[2575]167 }
168 }
169
[11301]170 double zoomFactor = 1/ mv.getDist100Pixel();
[2575]171 mv.zoomToFactor(mv.getProjection().latlon2eastNorth(ll), zoomFactor * zoomLvl);
172 }
173
174 private void parseURL() {
[6394]175 if (!url.hasFocus()) return;
176 String urlText = url.getText();
177 Bounds b = OsmUrlToBounds.parse(urlText);
[11301]178 setBounds(b);
179 }
180
181 private void setBounds(Bounds b) {
[2575]182 if (b != null) {
[11301]183 final LatLon center = b.getCenter();
184 lat.setText(Double.toString(center.lat()));
185 lon.setText(Double.toString(center.lon()));
186 zm.setText(Double.toString(OsmUrlToBounds.getZoom(b)));
[2575]187 }
188 }
189
190 private void updateUrl(boolean force) {
[8510]191 if (!lat.hasFocus() && !lon.hasFocus() && !zm.hasFocus() && !force) return;
[2575]192 try {
193 double dlat = Double.parseDouble(lat.getText());
194 double dlon = Double.parseDouble(lon.getText());
[11301]195 double zoomLvl = Double.parseDouble(zm.getText());
196 url.setText(OsmUrlToBounds.getURL(dlat, dlon, (int) zoomLvl));
[11620]197 } catch (NumberFormatException e) {
198 Main.debug(e.getMessage());
[6453]199 }
[2575]200 }
201
[5966]202 @Override
[2575]203 public void actionPerformed(ActionEvent e) {
204 showJumpToDialog();
205 }
[6398]206
207 @Override
208 protected void updateEnabledState() {
209 setEnabled(Main.isDisplayingMapView());
210 }
211
212 @Override
213 protected void installAdapters() {
214 super.installAdapters();
215 // make this action listen to mapframe change events
[10601]216 Main.addMapFrameListener((o, n) -> updateEnabledState());
[6398]217 }
[2575]218}
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