001// License: GPL. For details, see LICENSE file. 002package org.openstreetmap.josm.actions; 003 004import static org.openstreetmap.josm.gui.help.HelpUtil.ht; 005import static org.openstreetmap.josm.tools.I18n.tr; 006 007import java.awt.BorderLayout; 008import java.awt.Component; 009import java.awt.GridLayout; 010import java.awt.Rectangle; 011import java.awt.event.ActionEvent; 012import java.awt.event.ActionListener; 013import java.awt.event.FocusEvent; 014import java.awt.event.FocusListener; 015import java.awt.event.KeyEvent; 016import java.util.ArrayList; 017import java.util.Collection; 018import java.util.Collections; 019import java.util.Deque; 020import java.util.LinkedList; 021import java.util.concurrent.Future; 022 023import javax.swing.AbstractAction; 024import javax.swing.Action; 025import javax.swing.ActionMap; 026import javax.swing.JButton; 027import javax.swing.JComponent; 028import javax.swing.JLabel; 029import javax.swing.JMenuItem; 030import javax.swing.JOptionPane; 031import javax.swing.JPanel; 032import javax.swing.JPopupMenu; 033import javax.swing.JScrollPane; 034import javax.swing.plaf.basic.BasicArrowButton; 035 036import org.openstreetmap.josm.Main; 037import org.openstreetmap.josm.actions.downloadtasks.DownloadOsmTask; 038import org.openstreetmap.josm.actions.downloadtasks.PostDownloadHandler; 039import org.openstreetmap.josm.data.Bounds; 040import org.openstreetmap.josm.data.preferences.CollectionProperty; 041import org.openstreetmap.josm.data.preferences.IntegerProperty; 042import org.openstreetmap.josm.gui.HelpAwareOptionPane; 043import org.openstreetmap.josm.gui.download.DownloadDialog; 044import org.openstreetmap.josm.gui.preferences.server.OverpassServerPreference; 045import org.openstreetmap.josm.gui.util.GuiHelper; 046import org.openstreetmap.josm.gui.widgets.HistoryComboBox; 047import org.openstreetmap.josm.gui.widgets.JosmTextArea; 048import org.openstreetmap.josm.io.OverpassDownloadReader; 049import org.openstreetmap.josm.tools.GBC; 050import org.openstreetmap.josm.tools.OverpassTurboQueryWizard; 051import org.openstreetmap.josm.tools.Shortcut; 052import org.openstreetmap.josm.tools.UncheckedParseException; 053import org.openstreetmap.josm.tools.Utils; 054 055/** 056 * Download map data from Overpass API server. 057 * @since 8684 058 */ 059public class OverpassDownloadAction extends JosmAction { 060 061 /** 062 * Constructs a new {@code OverpassDownloadAction}. 063 */ 064 public OverpassDownloadAction() { 065 super(tr("Download from Overpass API ..."), "download-overpass", tr("Download map data from Overpass API server."), 066 // CHECKSTYLE.OFF: LineLength 067 Shortcut.registerShortcut("file:download-overpass", tr("File: {0}", tr("Download from Overpass API ...")), KeyEvent.VK_DOWN, Shortcut.ALT_SHIFT), 068 // CHECKSTYLE.ON: LineLength 069 true, "overpassdownload/download", true); 070 putValue("help", ht("/Action/OverpassDownload")); 071 } 072 073 @Override 074 public void actionPerformed(ActionEvent e) { 075 OverpassDownloadDialog dialog = OverpassDownloadDialog.getInstance(); 076 dialog.restoreSettings(); 077 dialog.setVisible(true); 078 if (!dialog.isCanceled()) { 079 dialog.rememberSettings(); 080 Bounds area = dialog.getSelectedDownloadArea(); 081 DownloadOsmTask task = new DownloadOsmTask(); 082 Future<?> future = task.download( 083 new OverpassDownloadReader(area, OverpassServerPreference.getOverpassServer(), dialog.getOverpassQuery()), 084 dialog.isNewLayerRequired(), area, null); 085 Main.worker.submit(new PostDownloadHandler(task, future)); 086 } 087 } 088 089 private static final class DisableActionsFocusListener implements FocusListener { 090 091 private final ActionMap actionMap; 092 093 private DisableActionsFocusListener(ActionMap actionMap) { 094 this.actionMap = actionMap; 095 } 096 097 @Override 098 public void focusGained(FocusEvent e) { 099 enableActions(false); 100 } 101 102 @Override 103 public void focusLost(FocusEvent e) { 104 enableActions(true); 105 } 106 107 private void enableActions(boolean enabled) { 108 for (Object key : actionMap.allKeys()) { 109 Action action = actionMap.get(key); 110 if (action != null) { 111 action.setEnabled(enabled); 112 } 113 } 114 } 115 } 116 117 private static final class OverpassDownloadDialog extends DownloadDialog { 118 119 private HistoryComboBox overpassWizard; 120 private JosmTextArea overpassQuery; 121 private static OverpassDownloadDialog instance; 122 private static final CollectionProperty OVERPASS_WIZARD_HISTORY = new CollectionProperty("download.overpass.wizard", 123 new ArrayList<String>()); 124 125 private OverpassDownloadDialog(Component parent) { 126 super(parent, ht("/Action/OverpassDownload")); 127 cbDownloadOsmData.setEnabled(false); 128 cbDownloadOsmData.setSelected(false); 129 cbDownloadGpxData.setVisible(false); 130 cbDownloadNotes.setVisible(false); 131 cbStartup.setVisible(false); 132 } 133 134 public static OverpassDownloadDialog getInstance() { 135 if (instance == null) { 136 instance = new OverpassDownloadDialog(Main.parent); 137 } 138 return instance; 139 } 140 141 @Override 142 protected void buildMainPanelAboveDownloadSelections(JPanel pnl) { 143 144 DisableActionsFocusListener disableActionsFocusListener = 145 new DisableActionsFocusListener(slippyMapChooser.getNavigationComponentActionMap()); 146 147 pnl.add(new JLabel(), GBC.eol()); // needed for the invisible checkboxes cbDownloadGpxData, cbDownloadNotes 148 149 final String tooltip = tr("Builds an Overpass query using the Overpass Turbo query wizard"); 150 overpassWizard = new HistoryComboBox(); 151 overpassWizard.setToolTipText(tooltip); 152 overpassWizard.getEditorComponent().addFocusListener(disableActionsFocusListener); 153 final JButton buildQuery = new JButton(tr("Build query")); 154 buildQuery.addActionListener(new AbstractAction() { 155 @Override 156 public void actionPerformed(ActionEvent e) { 157 final String overpassWizardText = overpassWizard.getText(); 158 try { 159 overpassQuery.setText(OverpassTurboQueryWizard.getInstance().constructQuery(overpassWizardText)); 160 } catch (UncheckedParseException ex) { 161 HelpAwareOptionPane.showOptionDialog( 162 Main.parent, 163 tr("<html>The Overpass wizard could not parse the following query:" 164 + Utils.joinAsHtmlUnorderedList(Collections.singleton(overpassWizardText))), 165 tr("Parse error"), 166 JOptionPane.ERROR_MESSAGE, 167 null 168 ); 169 } 170 } 171 }); 172 buildQuery.setToolTipText(tooltip); 173 pnl.add(buildQuery, GBC.std().insets(5, 5, 5, 5)); 174 pnl.add(overpassWizard, GBC.eol().fill(GBC.HORIZONTAL)); 175 176 overpassQuery = new JosmTextArea("", 8, 80); 177 overpassQuery.setFont(GuiHelper.getMonospacedFont(overpassQuery)); 178 overpassQuery.addFocusListener(disableActionsFocusListener); 179 JScrollPane scrollPane = new JScrollPane(overpassQuery); 180 final JPanel pane = new JPanel(new BorderLayout()); 181 final BasicArrowButton arrowButton = new BasicArrowButton(BasicArrowButton.SOUTH); 182 arrowButton.addActionListener(new AbstractAction() { 183 @Override 184 public void actionPerformed(ActionEvent e) { 185 OverpassQueryHistoryPopup.show(arrowButton, OverpassDownloadDialog.this); 186 } 187 }); 188 pane.add(scrollPane, BorderLayout.CENTER); 189 pane.add(arrowButton, BorderLayout.EAST); 190 pnl.add(new JLabel(tr("Overpass query: ")), GBC.std().insets(5, 5, 5, 5)); 191 GBC gbc = GBC.eol().fill(GBC.HORIZONTAL); 192 gbc.ipady = 200; 193 pnl.add(pane, gbc); 194 195 } 196 197 public String getOverpassQuery() { 198 return overpassQuery.getText(); 199 } 200 201 public void setOverpassQuery(String text) { 202 overpassQuery.setText(text); 203 } 204 205 @Override 206 public void restoreSettings() { 207 super.restoreSettings(); 208 overpassWizard.setPossibleItems(OVERPASS_WIZARD_HISTORY.get()); 209 } 210 211 @Override 212 public void rememberSettings() { 213 super.rememberSettings(); 214 overpassWizard.addCurrentItemToHistory(); 215 OVERPASS_WIZARD_HISTORY.put(overpassWizard.getHistory()); 216 OverpassQueryHistoryPopup.addToHistory(getOverpassQuery()); 217 } 218 219 } 220 221 static class OverpassQueryHistoryPopup extends JPopupMenu { 222 223 static final CollectionProperty OVERPASS_QUERY_HISTORY = new CollectionProperty("download.overpass.query", new ArrayList<String>()); 224 static final IntegerProperty OVERPASS_QUERY_HISTORY_SIZE = new IntegerProperty("download.overpass.query.size", 12); 225 226 OverpassQueryHistoryPopup(final OverpassDownloadDialog dialog) { 227 final Collection<String> history = OVERPASS_QUERY_HISTORY.get(); 228 setLayout(new GridLayout((int) Math.ceil(history.size() / 2.), 2)); 229 for (final String i : history) { 230 add(new OverpassQueryHistoryItem(i, dialog)); 231 } 232 } 233 234 static void show(final JComponent parent, final OverpassDownloadDialog dialog) { 235 final OverpassQueryHistoryPopup menu = new OverpassQueryHistoryPopup(dialog); 236 final Rectangle r = parent.getBounds(); 237 menu.show(parent.getParent(), r.x + r.width - (int) menu.getPreferredSize().getWidth(), r.y + r.height); 238 } 239 240 static void addToHistory(final String query) { 241 final Deque<String> history = new LinkedList<>(OVERPASS_QUERY_HISTORY.get()); 242 if (!history.contains(query)) { 243 history.add(query); 244 } 245 while (history.size() > OVERPASS_QUERY_HISTORY_SIZE.get()) { 246 history.removeFirst(); 247 } 248 OVERPASS_QUERY_HISTORY.put(history); 249 } 250 } 251 252 static class OverpassQueryHistoryItem extends JMenuItem implements ActionListener { 253 254 final String query; 255 final OverpassDownloadDialog dialog; 256 257 OverpassQueryHistoryItem(final String query, final OverpassDownloadDialog dialog) { 258 this.query = query; 259 this.dialog = dialog; 260 setText("<html><pre style='width:300px;'>" + 261 Utils.escapeReservedCharactersHTML(Utils.restrictStringLines(query, 7))); 262 addActionListener(this); 263 } 264 265 @Override 266 public void actionPerformed(ActionEvent e) { 267 dialog.setOverpassQuery(query); 268 } 269 } 270 271}