source: josm/trunk/src/org/openstreetmap/josm/gui/preferences/projection/CustomProjectionChoice.java@ 8056

Last change on this file since 8056 was 8056, checked in by bastiK, 9 years ago

fixed #11096 - png -> svg
  • Property svn:eol-style set to native
File size: 10.2 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.preferences.projection;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.BorderLayout;
7import java.awt.GridBagLayout;
8import java.awt.Insets;
9import java.awt.event.ActionEvent;
10import java.awt.event.ActionListener;
11import java.util.ArrayList;
12import java.util.Arrays;
13import java.util.Collection;
14import java.util.Collections;
15import java.util.LinkedList;
16import java.util.List;
17import java.util.Map;
18
19import javax.swing.JButton;
20import javax.swing.JComponent;
21import javax.swing.JLabel;
22import javax.swing.JPanel;
23import javax.swing.plaf.basic.BasicComboBoxEditor;
24
25import org.openstreetmap.josm.Main;
26import org.openstreetmap.josm.data.projection.CustomProjection;
27import org.openstreetmap.josm.data.projection.Projection;
28import org.openstreetmap.josm.data.projection.ProjectionConfigurationException;
29import org.openstreetmap.josm.data.projection.Projections;
30import org.openstreetmap.josm.gui.ExtendedDialog;
31import org.openstreetmap.josm.gui.tagging.ac.AutoCompletionListItem;
32import org.openstreetmap.josm.gui.widgets.AbstractTextComponentValidator;
33import org.openstreetmap.josm.gui.widgets.HistoryComboBox;
34import org.openstreetmap.josm.gui.widgets.HtmlPanel;
35import org.openstreetmap.josm.gui.widgets.JosmTextField;
36import org.openstreetmap.josm.tools.GBC;
37import org.openstreetmap.josm.tools.ImageProvider;
38import org.openstreetmap.josm.tools.Utils;
39
40public class CustomProjectionChoice extends AbstractProjectionChoice implements SubPrefsOptions {
41
42 private String pref;
43
44 /**
45 * Constructs a new {@code CustomProjectionChoice}.
46 */
47 public CustomProjectionChoice() {
48 super(tr("Custom Projection"), /* NO-ICON */ "core:custom");
49 }
50
51 private static class PreferencePanel extends JPanel {
52
53 public JosmTextField input;
54 private HistoryComboBox cbInput;
55
56 public PreferencePanel(String initialText, ActionListener listener) {
57 build(initialText, listener);
58 }
59
60 private final void build(String initialText, final ActionListener listener) {
61 input = new JosmTextField(30);
62 cbInput = new HistoryComboBox();
63 cbInput.setPrototypeDisplayValue(new AutoCompletionListItem("xxxx"));
64 cbInput.setEditor(new BasicComboBoxEditor() {
65 @Override
66 protected JosmTextField createEditorComponent() {
67 return input;
68 }
69 });
70 Collection<String> samples = Arrays.asList(
71 "+proj=lonlat +ellps=WGS84 +datum=WGS84 +bounds=-180,-90,180,90",
72 "+proj=tmerc +lat_0=0 +lon_0=9 +k_0=1 +x_0=3500000 +y_0=0 +ellps=bessel +nadgrids=BETA2007.gsb");
73 List<String> inputHistory = new LinkedList<>(Main.pref.getCollection("projection.custom.value.history", samples));
74 Collections.reverse(inputHistory);
75 cbInput.setPossibleItems(inputHistory);
76 cbInput.setText(initialText == null ? "" : initialText);
77
78 final HtmlPanel errorsPanel = new HtmlPanel();
79 errorsPanel.setVisible(false);
80 final JLabel valStatus = new JLabel();
81 valStatus.setVisible(false);
82
83 final AbstractTextComponentValidator val = new AbstractTextComponentValidator(input, false, false, false) {
84
85 private String error;
86
87 @Override
88 public void validate() {
89 if (!isValid()) {
90 feedbackInvalid(tr("Invalid projection configuration: {0}",error));
91 } else {
92 feedbackValid(tr("Projection configuration is valid."));
93 }
94 listener.actionPerformed(null);
95 }
96
97 @Override
98 public final boolean isValid() {
99 try {
100 CustomProjection test = new CustomProjection();
101 test.update(input.getText());
102 } catch (ProjectionConfigurationException ex) {
103 error = ex.getMessage();
104 valStatus.setIcon(ImageProvider.get("data", "error"));
105 valStatus.setVisible(true);
106 errorsPanel.setText(error);
107 errorsPanel.setVisible(true);
108 return false;
109 }
110 errorsPanel.setVisible(false);
111 valStatus.setIcon(ImageProvider.get("misc", "green_check"));
112 valStatus.setVisible(true);
113 return true;
114 }
115
116 };
117
118 JButton btnCheck = new JButton(tr("Validate"));
119 btnCheck.addActionListener(new ActionListener() {
120 @Override
121 public void actionPerformed(ActionEvent e) {
122 val.validate();
123 }
124 });
125 btnCheck.setLayout(new BorderLayout());
126 btnCheck.setMargin(new Insets(-1,0,-1,0));
127
128 JButton btnInfo = new JButton(tr("Parameter information..."));
129 btnInfo.addActionListener(new ActionListener() {
130 @Override
131 public void actionPerformed(ActionEvent e) {
132 CustomProjectionChoice.ParameterInfoDialog dlg = new CustomProjectionChoice.ParameterInfoDialog();
133 dlg.showDialog();
134 dlg.toFront();
135 }
136 });
137
138 this.setLayout(new GridBagLayout());
139 JPanel p2 = new JPanel(new GridBagLayout());
140 p2.add(cbInput, GBC.std().fill(GBC.HORIZONTAL).insets(0, 20, 5, 5));
141 p2.add(btnCheck, GBC.eol().insets(0, 20, 0, 5));
142 this.add(p2, GBC.eol().fill(GBC.HORIZONTAL));
143 p2 = new JPanel(new GridBagLayout());
144 p2.add(valStatus, GBC.std().anchor(GBC.WEST).weight(0.0001, 0));
145 p2.add(errorsPanel, GBC.eol().fill(GBC.HORIZONTAL));
146 this.add(p2, GBC.eol().fill(GBC.HORIZONTAL));
147 p2 = new JPanel(new GridBagLayout());
148 p2.add(btnInfo, GBC.std().insets(0, 20, 0, 0));
149 p2.add(GBC.glue(1, 0), GBC.eol().fill(GBC.HORIZONTAL));
150 this.add(p2, GBC.eol().fill(GBC.HORIZONTAL));
151 }
152
153 public void rememberHistory() {
154 cbInput.addCurrentItemToHistory();
155 Main.pref.putCollection("projection.custom.value.history", cbInput.getHistory());
156 }
157 }
158
159 public static class ParameterInfoDialog extends ExtendedDialog {
160
161 /**
162 * Constructs a new {@code ParameterInfoDialog}.
163 */
164 public ParameterInfoDialog() {
165 super(null, tr("Parameter information"), new String[] { tr("Close") }, false);
166 setContent(build());
167 }
168
169 private JComponent build() {
170 StringBuilder s = new StringBuilder();
171 s.append("<b>+proj=...</b> - <i>"+tr("Projection name")+"</i><br>");
172 s.append("&nbsp;&nbsp;&nbsp;&nbsp;"+tr("Supported values:")+" ");
173 s.append(listKeys(Projections.projs)+"<br>");
174 s.append("<b>+lat_0=..., +lat_1=..., +lat_2=...</b> - <i>"+tr("Projection parameters")+"</i><br>");
175 s.append("<b>+x_0=..., +y_0=...</b> - <i>"+tr("False easting and false northing")+"</i><br>");
176 s.append("<b>+lon_0=...</b> - <i>"+tr("Central meridian")+"</i><br>");
177 s.append("<b>+k_0=...</b> - <i>"+tr("Scaling factor")+"</i><br>");
178 s.append("<b>+ellps=...</b> - <i>"+tr("Ellipsoid name")+"</i><br>");
179 s.append("&nbsp;&nbsp;&nbsp;&nbsp;"+tr("Supported values:")+" ");
180 s.append(listKeys(Projections.ellipsoids)+"<br>");
181 s.append("<b>+a=..., +b=..., +rf=..., +f=..., +es=...</b> - <i>"+tr("Ellipsoid parameters")+"</i><br>");
182 s.append("<b>+datum=...</b> - <i>"+tr("Datum name")+"</i><br>");
183 s.append("&nbsp;&nbsp;&nbsp;&nbsp;"+tr("Supported values:")+" ");
184 s.append(listKeys(Projections.datums)+"<br>");
185 s.append("<b>+towgs84=...</b> - <i>"+tr("3 or 7 term datum transform parameters")+"</i><br>");
186 s.append("<b>+nadgrids=...</b> - <i>"+tr("NTv2 grid file")+"</i><br>");
187 s.append("&nbsp;&nbsp;&nbsp;&nbsp;"+tr("Built-in:")+" ");
188 s.append(listKeys(Projections.nadgrids)+"<br>");
189 s.append("<b>+bounds=</b>minlon,minlat,maxlon,maxlat - <i>"+tr("Projection bounds (in degrees)")+"</i><br>");
190 s.append("<b>+wmssrs=</b>EPSG:123456 - <i>"+tr("Sets the SRS=... parameter in the WMS request")+"</i><br>");
191
192 return new HtmlPanel(s.toString());
193 }
194
195 private String listKeys(Map<String, ?> map) {
196 List<String> keys = new ArrayList<>(map.keySet());
197 Collections.sort(keys);
198 return Utils.join(", ", keys);
199 }
200 }
201
202 @Override
203 public void setPreferences(Collection<String> args) {
204 if (args != null && !args.isEmpty()) {
205 pref = args.iterator().next();
206 }
207 }
208
209 @Override
210 public Projection getProjection() {
211 return new CustomProjection(pref);
212 }
213
214 @Override
215 public String getCurrentCode() {
216 // not needed - getProjection() is overridden
217 throw new UnsupportedOperationException();
218 }
219
220 @Override
221 public String getProjectionName() {
222 // not needed - getProjection() is overridden
223 throw new UnsupportedOperationException();
224 }
225
226 @Override
227 public JPanel getPreferencePanel(ActionListener listener) {
228 return new PreferencePanel(pref, listener);
229 }
230
231 @Override
232 public Collection<String> getPreferences(JPanel panel) {
233 if (!(panel instanceof PreferencePanel)) {
234 throw new IllegalArgumentException("Unsupported panel: "+panel);
235 }
236 PreferencePanel prefPanel = (PreferencePanel) panel;
237 String pref = prefPanel.input.getText();
238 prefPanel.rememberHistory();
239 return Collections.singleton(pref);
240 }
241
242 @Override
243 public String[] allCodes() {
244 return new String[0];
245 }
246
247 @Override
248 public Collection<String> getPreferencesFromCode(String code) {
249 return null;
250 }
251
252 @Override
253 public boolean showProjectionCode() {
254 return false;
255 }
256
257 @Override
258 public boolean showProjectionName() {
259 return false;
260 }
261}
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