1 | // License: GPL. See LICENSE file for details.
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2 | package org.openstreetmap.josm.gui.bbox;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.Color;
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7 | import java.awt.Dimension;
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8 | import java.awt.Graphics;
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9 | import java.awt.Image;
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10 | import java.awt.Point;
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11 | import java.awt.Rectangle;
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12 | import java.io.IOException;
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13 | import java.util.ArrayList;
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14 | import java.util.Arrays;
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15 | import java.util.Collections;
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16 | import java.util.HashSet;
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17 | import java.util.List;
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18 | import java.util.Set;
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19 | import java.util.concurrent.CopyOnWriteArrayList;
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20 |
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21 | import javax.swing.JOptionPane;
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22 | import javax.swing.SpringLayout;
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23 |
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24 | import org.openstreetmap.gui.jmapviewer.Coordinate;
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25 | import org.openstreetmap.gui.jmapviewer.JMapViewer;
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26 | import org.openstreetmap.gui.jmapviewer.MapMarkerDot;
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27 | import org.openstreetmap.gui.jmapviewer.MemoryTileCache;
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28 | import org.openstreetmap.gui.jmapviewer.OsmTileLoader;
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29 | import org.openstreetmap.gui.jmapviewer.interfaces.MapMarker;
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30 | import org.openstreetmap.gui.jmapviewer.interfaces.TileSource;
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31 | import org.openstreetmap.gui.jmapviewer.tilesources.MapQuestOpenAerialTileSource;
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32 | import org.openstreetmap.gui.jmapviewer.tilesources.MapQuestOsmTileSource;
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33 | import org.openstreetmap.gui.jmapviewer.tilesources.OsmTileSource;
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34 | import org.openstreetmap.josm.Main;
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35 | import org.openstreetmap.josm.data.Bounds;
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36 | import org.openstreetmap.josm.data.Version;
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37 | import org.openstreetmap.josm.data.coor.LatLon;
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38 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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39 | import org.openstreetmap.josm.data.imagery.ImageryLayerInfo;
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40 | import org.openstreetmap.josm.data.preferences.StringProperty;
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41 | import org.openstreetmap.josm.gui.layer.TMSLayer;
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42 |
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43 | public class SlippyMapBBoxChooser extends JMapViewer implements BBoxChooser {
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44 |
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45 | public interface TileSourceProvider {
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46 | List<TileSource> getTileSources();
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47 | }
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48 |
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49 | /**
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50 | * TMS TileSource provider for the slippymap chooser
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51 | */
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52 | public static class TMSTileSourceProvider implements TileSourceProvider {
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53 | static final Set<String> existingSlippyMapUrls = new HashSet<String>();
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54 | static {
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55 | // Urls that already exist in the slippymap chooser and shouldn't be copied from TMS layer list
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56 | existingSlippyMapUrls.add("http://tile.openstreetmap.org/{zoom}/{x}/{y}.png"); // Mapnik
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57 | existingSlippyMapUrls.add("http://tile.opencyclemap.org/cycle/{zoom}/{x}/{y}.png"); // Cyclemap
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58 | existingSlippyMapUrls.add("http://otile{switch:1,2,3,4}.mqcdn.com/tiles/1.0.0/osm/{zoom}/{x}/{y}.png"); // MapQuest-OSM
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59 | existingSlippyMapUrls.add("http://oatile{switch:1,2,3,4}.mqcdn.com/tiles/1.0.0/sat/{zoom}/{x}/{y}.png"); // MapQuest Open Aerial
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60 | }
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61 |
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62 | @Override
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63 | public List<TileSource> getTileSources() {
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64 | if (!TMSLayer.PROP_ADD_TO_SLIPPYMAP_CHOOSER.get()) return Collections.<TileSource>emptyList();
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65 | List<TileSource> sources = new ArrayList<TileSource>();
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66 | for (ImageryInfo info : ImageryLayerInfo.instance.getLayers()) {
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67 | if (existingSlippyMapUrls.contains(info.getUrl())) {
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68 | continue;
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69 | }
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70 | try {
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71 | TileSource source = TMSLayer.getTileSource(info);
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72 | if (source != null) {
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73 | sources.add(source);
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74 | }
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75 | } catch (IllegalArgumentException ex) {
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76 | if (ex.getMessage() != null && !ex.getMessage().isEmpty()) {
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77 | JOptionPane.showMessageDialog(Main.parent,
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78 | ex.getMessage(), tr("Warning"),
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79 | JOptionPane.WARNING_MESSAGE);
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80 | }
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81 | }
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82 | }
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83 | return sources;
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84 | }
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85 |
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86 | public static void addExistingSlippyMapUrl(String url) {
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87 | existingSlippyMapUrls.add(url);
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88 | }
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89 | }
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90 |
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91 | /**
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92 | * Plugins that wish to add custom tile sources to slippy map choose should call this method
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93 | * @param tileSourceProvider
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94 | */
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95 | public static void addTileSourceProvider(TileSourceProvider tileSourceProvider) {
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96 | providers.addIfAbsent(tileSourceProvider);
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97 | }
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98 |
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99 | private static CopyOnWriteArrayList<TileSourceProvider> providers = new CopyOnWriteArrayList<TileSourceProvider>();
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100 |
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101 | static {
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102 | addTileSourceProvider(new TileSourceProvider() {
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103 | @Override
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104 | public List<TileSource> getTileSources() {
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105 | return Arrays.<TileSource>asList(
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106 | new OsmTileSource.Mapnik(),
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107 | new OsmTileSource.CycleMap(),
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108 | new MapQuestOsmTileSource(),
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109 | new MapQuestOpenAerialTileSource());
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110 | }
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111 | });
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112 | addTileSourceProvider(new TMSTileSourceProvider());
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113 | }
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114 |
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115 | private static final StringProperty PROP_MAPSTYLE = new StringProperty("slippy_map_chooser.mapstyle", "Mapnik");
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116 | public static final String RESIZE_PROP = SlippyMapBBoxChooser.class.getName() + ".resize";
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117 |
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118 | private OsmTileLoader cachedLoader;
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119 | private OsmTileLoader uncachedLoader;
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120 |
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121 | private final SizeButton iSizeButton;
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122 | private final SourceButton iSourceButton;
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123 | private Bounds bbox;
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124 |
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125 | // upper left and lower right corners of the selection rectangle (x/y on ZOOM_MAX)
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126 | Point iSelectionRectStart;
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127 | Point iSelectionRectEnd;
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128 |
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129 | /**
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130 | * Constructs a new {@code SlippyMapBBoxChooser}.
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131 | */
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132 | public SlippyMapBBoxChooser() {
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133 | SpringLayout springLayout = new SpringLayout();
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134 | setLayout(springLayout);
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135 | TMSLayer.setMaxWorkers();
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136 | cachedLoader = TMSLayer.loaderFactory.makeTileLoader(this);
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137 |
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138 | uncachedLoader = new OsmTileLoader(this);
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139 | uncachedLoader.headers.put("User-Agent", Version.getInstance().getFullAgentString());
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140 | setZoomContolsVisible(Main.pref.getBoolean("slippy_map_chooser.zoomcontrols",false));
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141 | setMapMarkerVisible(false);
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142 | setMinimumSize(new Dimension(350, 350 / 2));
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143 | // We need to set an initial size - this prevents a wrong zoom selection
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144 | // for the area before the component has been displayed the first time
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145 | setBounds(new Rectangle(getMinimumSize()));
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146 | if (cachedLoader == null) {
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147 | setFileCacheEnabled(false);
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148 | } else {
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149 | setFileCacheEnabled(Main.pref.getBoolean("slippy_map_chooser.file_cache", true));
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150 | }
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151 | setMaxTilesInMemory(Main.pref.getInteger("slippy_map_chooser.max_tiles", 1000));
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152 |
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153 | List<TileSource> tileSources = getAllTileSources();
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154 |
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155 | iSourceButton = new SourceButton(this, tileSources);
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156 | add(iSourceButton);
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157 | springLayout.putConstraint(SpringLayout.EAST, iSourceButton, 0, SpringLayout.EAST, this);
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158 | springLayout.putConstraint(SpringLayout.NORTH, iSourceButton, 30, SpringLayout.NORTH, this);
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159 |
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160 | iSizeButton = new SizeButton(this);
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161 | add(iSizeButton);
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162 |
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163 | String mapStyle = PROP_MAPSTYLE.get();
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164 | boolean foundSource = false;
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165 | for (TileSource source: tileSources) {
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166 | if (source.getName().equals(mapStyle)) {
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167 | this.setTileSource(source);
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168 | iSourceButton.setCurrentMap(source);
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169 | foundSource = true;
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170 | break;
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171 | }
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172 | }
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173 | if (!foundSource) {
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174 | setTileSource(tileSources.get(0));
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175 | iSourceButton.setCurrentMap(tileSources.get(0));
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176 | }
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177 |
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178 | new SlippyMapControler(this, this);
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179 | }
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180 |
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181 | private List<TileSource> getAllTileSources() {
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182 | List<TileSource> tileSources = new ArrayList<TileSource>();
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183 | for (TileSourceProvider provider: providers) {
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184 | tileSources.addAll(provider.getTileSources());
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185 | }
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186 | return tileSources;
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187 | }
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188 |
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189 | public boolean handleAttribution(Point p, boolean click) {
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190 | return attribution.handleAttribution(p, click);
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191 | }
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192 |
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193 | protected Point getTopLeftCoordinates() {
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194 | return new Point(center.x - (getWidth() / 2), center.y - (getHeight() / 2));
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195 | }
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196 |
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197 | /**
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198 | * Draw the map.
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199 | */
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200 | @Override
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201 | public void paint(Graphics g) {
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202 | try {
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203 | super.paint(g);
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204 |
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205 | // draw selection rectangle
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206 | if (iSelectionRectStart != null && iSelectionRectEnd != null) {
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207 |
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208 | int zoomDiff = MAX_ZOOM - zoom;
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209 | Point tlc = getTopLeftCoordinates();
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210 | int x_min = (iSelectionRectStart.x >> zoomDiff) - tlc.x;
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211 | int y_min = (iSelectionRectStart.y >> zoomDiff) - tlc.y;
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212 | int x_max = (iSelectionRectEnd.x >> zoomDiff) - tlc.x;
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213 | int y_max = (iSelectionRectEnd.y >> zoomDiff) - tlc.y;
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214 |
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215 | int w = x_max - x_min;
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216 | int h = y_max - y_min;
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217 | g.setColor(new Color(0.9f, 0.7f, 0.7f, 0.6f));
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218 | g.fillRect(x_min, y_min, w, h);
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219 |
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220 | g.setColor(Color.BLACK);
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221 | g.drawRect(x_min, y_min, w, h);
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222 | }
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223 | } catch (Exception e) {
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224 | Main.error(e);
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225 | }
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226 | }
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227 |
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228 | public void setFileCacheEnabled(boolean enabled) {
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229 | if (enabled) {
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230 | setTileLoader(cachedLoader);
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231 | } else {
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232 | setTileLoader(uncachedLoader);
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233 | }
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234 | }
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235 |
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236 | public void setMaxTilesInMemory(int tiles) {
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237 | ((MemoryTileCache) getTileCache()).setCacheSize(tiles);
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238 | }
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239 |
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240 |
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241 | /**
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242 | * Callback for the OsmMapControl. (Re-)Sets the start and end point of the
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243 | * selection rectangle.
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244 | *
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245 | * @param aStart
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246 | * @param aEnd
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247 | */
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248 | public void setSelection(Point aStart, Point aEnd) {
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249 | if (aStart == null || aEnd == null || aStart.x == aEnd.x || aStart.y == aEnd.y)
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250 | return;
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251 |
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252 | Point p_max = new Point(Math.max(aEnd.x, aStart.x), Math.max(aEnd.y, aStart.y));
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253 | Point p_min = new Point(Math.min(aEnd.x, aStart.x), Math.min(aEnd.y, aStart.y));
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254 |
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255 | Point tlc = getTopLeftCoordinates();
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256 | int zoomDiff = MAX_ZOOM - zoom;
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257 | Point pEnd = new Point(p_max.x + tlc.x, p_max.y + tlc.y);
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258 | Point pStart = new Point(p_min.x + tlc.x, p_min.y + tlc.y);
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259 |
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260 | pEnd.x <<= zoomDiff;
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261 | pEnd.y <<= zoomDiff;
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262 | pStart.x <<= zoomDiff;
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263 | pStart.y <<= zoomDiff;
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264 |
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265 | iSelectionRectStart = pStart;
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266 | iSelectionRectEnd = pEnd;
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267 |
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268 | Coordinate l1 = getPosition(p_max); // lon may be outside [-180,180]
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269 | Coordinate l2 = getPosition(p_min); // lon may be outside [-180,180]
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270 | Bounds b = new Bounds(
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271 | new LatLon(
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272 | Math.min(l2.getLat(), l1.getLat()),
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273 | LatLon.toIntervalLon(Math.min(l1.getLon(), l2.getLon()))
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274 | ),
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275 | new LatLon(
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276 | Math.max(l2.getLat(), l1.getLat()),
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277 | LatLon.toIntervalLon(Math.max(l1.getLon(), l2.getLon())))
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278 | );
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279 | Bounds oldValue = this.bbox;
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280 | this.bbox = b;
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281 | repaint();
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282 | firePropertyChange(BBOX_PROP, oldValue, this.bbox);
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283 | }
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284 |
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285 | /**
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286 | * Performs resizing of the DownloadDialog in order to enlarge or shrink the
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287 | * map.
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288 | */
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289 | public void resizeSlippyMap() {
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290 | boolean large = iSizeButton.isEnlarged();
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291 | firePropertyChange(RESIZE_PROP, !large, large);
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292 | }
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293 |
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294 | public void toggleMapSource(TileSource tileSource) {
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295 | this.tileController.setTileCache(new MemoryTileCache());
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296 | this.setTileSource(tileSource);
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297 | PROP_MAPSTYLE.put(tileSource.getName()); // TODO Is name really unique?
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298 | }
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299 |
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300 | @Override
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301 | public Bounds getBoundingBox() {
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302 | return bbox;
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303 | }
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304 |
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305 | /**
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306 | * Sets the current bounding box in this bbox chooser without
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307 | * emiting a property change event.
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308 | *
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309 | * @param bbox the bounding box. null to reset the bounding box
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310 | */
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311 | @Override
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312 | public void setBoundingBox(Bounds bbox) {
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313 | if (bbox == null || (bbox.getMinLat() == 0.0 && bbox.getMinLon() == 0.0
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314 | && bbox.getMaxLat() == 0.0 && bbox.getMaxLon() == 0.0)) {
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315 | this.bbox = null;
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316 | iSelectionRectStart = null;
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317 | iSelectionRectEnd = null;
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318 | repaint();
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319 | return;
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320 | }
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321 |
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322 | this.bbox = bbox;
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323 | double minLon = bbox.getMinLon();
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324 | double maxLon = bbox.getMaxLon();
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325 |
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326 | if (bbox.crosses180thMeridian()) {
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327 | minLon -= 360.0;
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328 | }
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329 |
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330 | int y1 = tileSource.LatToY(bbox.getMinLat(), MAX_ZOOM);
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331 | int y2 = tileSource.LatToY(bbox.getMaxLat(), MAX_ZOOM);
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332 | int x1 = tileSource.LonToX(minLon, MAX_ZOOM);
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333 | int x2 = tileSource.LonToX(maxLon, MAX_ZOOM);
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334 |
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335 | iSelectionRectStart = new Point(Math.min(x1, x2), Math.min(y1, y2));
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336 | iSelectionRectEnd = new Point(Math.max(x1, x2), Math.max(y1, y2));
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337 |
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338 | // calc the screen coordinates for the new selection rectangle
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339 | MapMarkerDot xmin_ymin = new MapMarkerDot(bbox.getMinLat(), bbox.getMinLon());
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340 | MapMarkerDot xmax_ymax = new MapMarkerDot(bbox.getMaxLat(), bbox.getMaxLon());
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341 |
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342 | List<MapMarker> marker = new ArrayList<MapMarker>(2);
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343 | marker.add(xmin_ymin);
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344 | marker.add(xmax_ymax);
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345 | setMapMarkerList(marker);
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346 | setDisplayToFitMapMarkers();
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347 | zoomOut();
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348 | repaint();
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349 | }
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350 |
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351 | /**
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352 | * Refreshes the tile sources
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353 | * @since 6364
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354 | */
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355 | public final void refreshTileSources() {
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356 | iSourceButton.setSources(getAllTileSources());
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357 | }
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358 | }
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