[8378] | 1 | // License: GPL. For details, see LICENSE file.
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[3687] | 2 | package org.openstreetmap.josm.gui.bbox;
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| 3 |
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[4531] | 4 | import static org.openstreetmap.josm.tools.I18n.tr;
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| 5 |
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[3687] | 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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[12927] | 9 | import java.awt.Graphics2D;
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[3687] | 10 | import java.awt.Point;
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| 11 | import java.awt.Rectangle;
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[12927] | 12 | import java.awt.geom.Area;
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| 13 | import java.awt.geom.Path2D;
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[3687] | 14 | import java.util.ArrayList;
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| 15 | import java.util.Arrays;
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[3715] | 16 | import java.util.Collections;
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[8168] | 17 | import java.util.HashMap;
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[3715] | 18 | import java.util.HashSet;
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[3687] | 19 | import java.util.List;
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[8168] | 20 | import java.util.Map;
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[6316] | 21 | import java.util.Set;
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[3687] | 22 | import java.util.concurrent.CopyOnWriteArrayList;
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| 23 |
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[4531] | 24 | import javax.swing.JOptionPane;
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[6539] | 25 | import javax.swing.SpringLayout;
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[4531] | 26 |
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[3687] | 27 | import org.openstreetmap.gui.jmapviewer.Coordinate;
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| 28 | import org.openstreetmap.gui.jmapviewer.JMapViewer;
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| 29 | import org.openstreetmap.gui.jmapviewer.MapMarkerDot;
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| 30 | import org.openstreetmap.gui.jmapviewer.MemoryTileCache;
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| 31 | import org.openstreetmap.gui.jmapviewer.OsmTileLoader;
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[8526] | 32 | import org.openstreetmap.gui.jmapviewer.interfaces.ICoordinate;
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[3687] | 33 | import org.openstreetmap.gui.jmapviewer.interfaces.MapMarker;
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[8168] | 34 | import org.openstreetmap.gui.jmapviewer.interfaces.TileLoader;
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[3687] | 35 | import org.openstreetmap.gui.jmapviewer.interfaces.TileSource;
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[3915] | 36 | import org.openstreetmap.gui.jmapviewer.tilesources.OsmTileSource;
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[3687] | 37 | import org.openstreetmap.josm.Main;
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| 38 | import org.openstreetmap.josm.data.Bounds;
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[5898] | 39 | import org.openstreetmap.josm.data.Version;
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[3687] | 40 | import org.openstreetmap.josm.data.coor.LatLon;
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[3715] | 41 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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| 42 | import org.openstreetmap.josm.data.imagery.ImageryLayerInfo;
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[8598] | 43 | import org.openstreetmap.josm.data.imagery.TMSCachedTileLoader;
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[11188] | 44 | import org.openstreetmap.josm.data.imagery.TileLoaderFactory;
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[12339] | 45 | import org.openstreetmap.josm.data.osm.BBox;
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[3687] | 46 | import org.openstreetmap.josm.data.preferences.StringProperty;
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[12927] | 47 | import org.openstreetmap.josm.gui.MainApplication;
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[8598] | 48 | import org.openstreetmap.josm.gui.layer.AbstractCachedTileSourceLayer;
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[12927] | 49 | import org.openstreetmap.josm.gui.layer.MainLayerManager;
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| 50 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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[3715] | 51 | import org.openstreetmap.josm.gui.layer.TMSLayer;
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[12846] | 52 | import org.openstreetmap.josm.spi.preferences.Config;
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[12620] | 53 | import org.openstreetmap.josm.tools.Logging;
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[3687] | 54 |
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[12339] | 55 | /**
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| 56 | * This panel displays a map and lets the user chose a {@link BBox}.
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| 57 | */
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[12927] | 58 | public class SlippyMapBBoxChooser extends JMapViewer implements BBoxChooser, MainLayerManager.ActiveLayerChangeListener {
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[3687] | 59 |
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[12339] | 60 | /**
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| 61 | * A list of tile sources that can be used for displaying the map.
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| 62 | */
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[10600] | 63 | @FunctionalInterface
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[3687] | 64 | public interface TileSourceProvider {
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[12339] | 65 | /**
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| 66 | * Gets the tile sources that can be displayed
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| 67 | * @return The tile sources
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| 68 | */
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[3687] | 69 | List<TileSource> getTileSources();
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| 70 | }
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| 71 |
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| 72 | /**
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[3715] | 73 | * TMS TileSource provider for the slippymap chooser
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| 74 | */
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| 75 | public static class TMSTileSourceProvider implements TileSourceProvider {
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[8285] | 76 | private static final Set<String> existingSlippyMapUrls = new HashSet<>();
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[3715] | 77 | static {
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| 78 | // Urls that already exist in the slippymap chooser and shouldn't be copied from TMS layer list
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[6917] | 79 | existingSlippyMapUrls.add("https://{switch:a,b,c}.tile.openstreetmap.org/{zoom}/{x}/{y}.png"); // Mapnik
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[3715] | 80 | }
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| 81 |
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| 82 | @Override
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| 83 | public List<TileSource> getTileSources() {
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| 84 | if (!TMSLayer.PROP_ADD_TO_SLIPPYMAP_CHOOSER.get()) return Collections.<TileSource>emptyList();
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[7005] | 85 | List<TileSource> sources = new ArrayList<>();
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[3715] | 86 | for (ImageryInfo info : ImageryLayerInfo.instance.getLayers()) {
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[3826] | 87 | if (existingSlippyMapUrls.contains(info.getUrl())) {
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[3715] | 88 | continue;
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| 89 | }
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[4531] | 90 | try {
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[8526] | 91 | TileSource source = TMSLayer.getTileSourceStatic(info);
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[4531] | 92 | if (source != null) {
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| 93 | sources.add(source);
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| 94 | }
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| 95 | } catch (IllegalArgumentException ex) {
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[12620] | 96 | Logging.warn(ex);
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[4531] | 97 | if (ex.getMessage() != null && !ex.getMessage().isEmpty()) {
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| 98 | JOptionPane.showMessageDialog(Main.parent,
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| 99 | ex.getMessage(), tr("Warning"),
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| 100 | JOptionPane.WARNING_MESSAGE);
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| 101 | }
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[3715] | 102 | }
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| 103 | }
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| 104 | return sources;
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| 105 | }
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| 106 | }
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| 107 |
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| 108 | /**
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[3687] | 109 | * Plugins that wish to add custom tile sources to slippy map choose should call this method
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[8470] | 110 | * @param tileSourceProvider new tile source provider
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[3687] | 111 | */
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| 112 | public static void addTileSourceProvider(TileSourceProvider tileSourceProvider) {
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| 113 | providers.addIfAbsent(tileSourceProvider);
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| 114 | }
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| 115 |
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[7005] | 116 | private static CopyOnWriteArrayList<TileSourceProvider> providers = new CopyOnWriteArrayList<>();
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[3687] | 117 | static {
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[12203] | 118 | addTileSourceProvider(() -> Arrays.<TileSource>asList(new OsmTileSource.Mapnik()));
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[3715] | 119 | addTileSourceProvider(new TMSTileSourceProvider());
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[3687] | 120 | }
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| 121 |
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| 122 | private static final StringProperty PROP_MAPSTYLE = new StringProperty("slippy_map_chooser.mapstyle", "Mapnik");
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[12339] | 123 | /**
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| 124 | * The property name used for the resize button.
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| 125 | * @see #addPropertyChangeListener(java.beans.PropertyChangeListener)
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| 126 | */
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[4336] | 127 | public static final String RESIZE_PROP = SlippyMapBBoxChooser.class.getName() + ".resize";
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[3687] | 128 |
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[9078] | 129 | private final transient TileLoader cachedLoader;
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| 130 | private final transient OsmTileLoader uncachedLoader;
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[3687] | 131 |
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[6539] | 132 | private final SizeButton iSizeButton;
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[3687] | 133 | private final SourceButton iSourceButton;
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[8308] | 134 | private transient Bounds bbox;
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[3687] | 135 |
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[6364] | 136 | // upper left and lower right corners of the selection rectangle (x/y on ZOOM_MAX)
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[9623] | 137 | private transient ICoordinate iSelectionRectStart;
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| 138 | private transient ICoordinate iSelectionRectEnd;
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[3687] | 139 |
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[6364] | 140 | /**
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| 141 | * Constructs a new {@code SlippyMapBBoxChooser}.
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| 142 | */
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[3687] | 143 | public SlippyMapBBoxChooser() {
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[12620] | 144 | debug = Logging.isDebugEnabled();
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[6539] | 145 | SpringLayout springLayout = new SpringLayout();
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| 146 | setLayout(springLayout);
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[3777] | 147 |
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[8168] | 148 | Map<String, String> headers = new HashMap<>();
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| 149 | headers.put("User-Agent", Version.getInstance().getFullAgentString());
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| 150 |
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[11188] | 151 | TileLoaderFactory cachedLoaderFactory = AbstractCachedTileSourceLayer.getTileLoaderFactory("TMS", TMSCachedTileLoader.class);
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| 152 | if (cachedLoaderFactory != null) {
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| 153 | cachedLoader = cachedLoaderFactory.makeTileLoader(this, headers);
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| 154 | } else {
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| 155 | cachedLoader = null;
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| 156 | }
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[8168] | 157 |
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[3687] | 158 | uncachedLoader = new OsmTileLoader(this);
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[8168] | 159 | uncachedLoader.headers.putAll(headers);
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[12846] | 160 | setZoomContolsVisible(Config.getPref().getBoolean("slippy_map_chooser.zoomcontrols", false));
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[3687] | 161 | setMapMarkerVisible(false);
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| 162 | setMinimumSize(new Dimension(350, 350 / 2));
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| 163 | // We need to set an initial size - this prevents a wrong zoom selection
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[6364] | 164 | // for the area before the component has been displayed the first time
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[3687] | 165 | setBounds(new Rectangle(getMinimumSize()));
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| 166 | if (cachedLoader == null) {
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| 167 | setFileCacheEnabled(false);
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| 168 | } else {
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[12846] | 169 | setFileCacheEnabled(Config.getPref().getBoolean("slippy_map_chooser.file_cache", true));
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[3687] | 170 | }
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[12846] | 171 | setMaxTilesInMemory(Config.getPref().getInt("slippy_map_chooser.max_tiles", 1000));
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[3687] | 172 |
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[6378] | 173 | List<TileSource> tileSources = getAllTileSources();
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[3687] | 174 |
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[6539] | 175 | iSourceButton = new SourceButton(this, tileSources);
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| 176 | add(iSourceButton);
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| 177 | springLayout.putConstraint(SpringLayout.EAST, iSourceButton, 0, SpringLayout.EAST, this);
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| 178 | springLayout.putConstraint(SpringLayout.NORTH, iSourceButton, 30, SpringLayout.NORTH, this);
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[3687] | 179 |
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[6539] | 180 | iSizeButton = new SizeButton(this);
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| 181 | add(iSizeButton);
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| 182 |
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[3687] | 183 | String mapStyle = PROP_MAPSTYLE.get();
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| 184 | boolean foundSource = false;
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| 185 | for (TileSource source: tileSources) {
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| 186 | if (source.getName().equals(mapStyle)) {
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| 187 | this.setTileSource(source);
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| 188 | iSourceButton.setCurrentMap(source);
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| 189 | foundSource = true;
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| 190 | break;
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| 191 | }
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| 192 | }
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| 193 | if (!foundSource) {
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| 194 | setTileSource(tileSources.get(0));
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| 195 | iSourceButton.setCurrentMap(tileSources.get(0));
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| 196 | }
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| 197 |
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[12927] | 198 | MainApplication.getLayerManager().addActiveLayerChangeListener(this);
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| 199 |
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[6539] | 200 | new SlippyMapControler(this, this);
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[3687] | 201 | }
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[6539] | 202 |
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[10755] | 203 | private static List<TileSource> getAllTileSources() {
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[7005] | 204 | List<TileSource> tileSources = new ArrayList<>();
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[6364] | 205 | for (TileSourceProvider provider: providers) {
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| 206 | tileSources.addAll(provider.getTileSources());
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| 207 | }
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| 208 | return tileSources;
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| 209 | }
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[3687] | 210 |
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[12339] | 211 | /**
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| 212 | * Handles a click/move on the attribution
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| 213 | * @param p The point in the view
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| 214 | * @param click true if it was a click, false for hover
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| 215 | * @return if the attribution handled the event
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| 216 | */
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[4195] | 217 | public boolean handleAttribution(Point p, boolean click) {
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[4489] | 218 | return attribution.handleAttribution(p, click);
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[4195] | 219 | }
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| 220 |
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[3687] | 221 | /**
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| 222 | * Draw the map.
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| 223 | */
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| 224 | @Override
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[12927] | 225 | public void paintComponent(Graphics g) {
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| 226 | super.paintComponent(g);
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| 227 | Graphics2D g2d = (Graphics2D)g;
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[3687] | 228 |
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[12927] | 229 | // draw shaded area for non-downloaded region of current "edit layer", but only if there *is* a current "edit layer",
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| 230 | // and it has defined bounds. Routine is analogous to that in OsmDataLayer's paint routine (but just different
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| 231 | // enough to make sharing code impractical)
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| 232 | final OsmDataLayer editLayer = MainApplication.getLayerManager().getEditLayer();
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| 233 | if (editLayer != null && Config.getPref().getBoolean("draw.data.downloaded_area", true) && !editLayer.data.getDataSources().isEmpty()) {
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| 234 | // initialize area with current viewport
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| 235 | Rectangle b = this.getBounds();
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| 236 | // ensure we comfortably cover full area
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| 237 | b.grow(100, 100);
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| 238 | Path2D p = new Path2D.Float();
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| 239 |
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| 240 | // combine successively downloaded areas after converting to screen-space
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| 241 | for (Bounds bounds : editLayer.data.getDataSourceBounds()) {
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| 242 | if (bounds.isCollapsed()) {
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| 243 | continue;
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| 244 | }
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| 245 | Rectangle r = new Rectangle(this.getMapPosition(bounds.getMinLat(), bounds.getMinLon(), false));
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| 246 | r.add(this.getMapPosition(bounds.getMaxLat(), bounds.getMaxLon(), false));
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| 247 | p.append(r, false);
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| 248 | }
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| 249 | // subtract combined areas
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| 250 | Area a = new Area(b);
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| 251 | a.subtract(new Area(p));
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| 252 |
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| 253 | // paint remainder
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| 254 | g2d.setPaint(new Color(0, 0, 0, 32));
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| 255 | g2d.fill(a);
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| 256 | }
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| 257 |
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[10212] | 258 | // draw selection rectangle
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| 259 | if (iSelectionRectStart != null && iSelectionRectEnd != null) {
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| 260 | Rectangle box = new Rectangle(getMapPosition(iSelectionRectStart, false));
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| 261 | box.add(getMapPosition(iSelectionRectEnd, false));
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[3687] | 262 |
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[10212] | 263 | g.setColor(new Color(0.9f, 0.7f, 0.7f, 0.6f));
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| 264 | g.fillRect(box.x, box.y, box.width, box.height);
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[3687] | 265 |
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[10212] | 266 | g.setColor(Color.BLACK);
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| 267 | g.drawRect(box.x, box.y, box.width, box.height);
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[3687] | 268 | }
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| 269 | }
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| 270 |
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[12927] | 271 | @Override
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| 272 | public void activeOrEditLayerChanged(MainLayerManager.ActiveLayerChangeEvent e) {
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| 273 | this.repaint();
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| 274 | }
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| 275 |
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[12339] | 276 | /**
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| 277 | * Enables the disk tile cache.
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| 278 | * @param enabled true to enable, false to disable
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| 279 | */
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[6890] | 280 | public final void setFileCacheEnabled(boolean enabled) {
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[11188] | 281 | if (enabled && cachedLoader != null) {
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[3687] | 282 | setTileLoader(cachedLoader);
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| 283 | } else {
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| 284 | setTileLoader(uncachedLoader);
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| 285 | }
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| 286 | }
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| 287 |
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[12339] | 288 | /**
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| 289 | * Sets the maximum number of tiles that may be held in memory
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| 290 | * @param tiles The maximum number of tiles.
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| 291 | */
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[6890] | 292 | public final void setMaxTilesInMemory(int tiles) {
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[3687] | 293 | ((MemoryTileCache) getTileCache()).setCacheSize(tiles);
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| 294 | }
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| 295 |
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| 296 | /**
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[8470] | 297 | * Callback for the OsmMapControl. (Re-)Sets the start and end point of the selection rectangle.
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[3687] | 298 | *
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[8470] | 299 | * @param aStart selection start
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| 300 | * @param aEnd selection end
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[3687] | 301 | */
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| 302 | public void setSelection(Point aStart, Point aEnd) {
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| 303 | if (aStart == null || aEnd == null || aStart.x == aEnd.x || aStart.y == aEnd.y)
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| 304 | return;
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| 305 |
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[10001] | 306 | Point pMax = new Point(Math.max(aEnd.x, aStart.x), Math.max(aEnd.y, aStart.y));
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| 307 | Point pMin = new Point(Math.min(aEnd.x, aStart.x), Math.min(aEnd.y, aStart.y));
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[3687] | 308 |
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[10001] | 309 | iSelectionRectStart = getPosition(pMin);
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[10378] | 310 | iSelectionRectEnd = getPosition(pMax);
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[3687] | 311 |
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| 312 | Bounds b = new Bounds(
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| 313 | new LatLon(
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[8349] | 314 | Math.min(iSelectionRectStart.getLat(), iSelectionRectEnd.getLat()),
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| 315 | LatLon.toIntervalLon(Math.min(iSelectionRectStart.getLon(), iSelectionRectEnd.getLon()))
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[4868] | 316 | ),
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| 317 | new LatLon(
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[8349] | 318 | Math.max(iSelectionRectStart.getLat(), iSelectionRectEnd.getLat()),
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| 319 | LatLon.toIntervalLon(Math.max(iSelectionRectStart.getLon(), iSelectionRectEnd.getLon())))
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[4868] | 320 | );
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[3687] | 321 | Bounds oldValue = this.bbox;
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| 322 | this.bbox = b;
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[4336] | 323 | repaint();
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[3687] | 324 | firePropertyChange(BBOX_PROP, oldValue, this.bbox);
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| 325 | }
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| 326 |
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| 327 | /**
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| 328 | * Performs resizing of the DownloadDialog in order to enlarge or shrink the
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| 329 | * map.
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| 330 | */
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| 331 | public void resizeSlippyMap() {
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[4336] | 332 | boolean large = iSizeButton.isEnlarged();
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| 333 | firePropertyChange(RESIZE_PROP, !large, large);
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[3687] | 334 | }
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| 335 |
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[12339] | 336 | /**
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| 337 | * Sets the active tile source
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| 338 | * @param tileSource The active tile source
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| 339 | */
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[3687] | 340 | public void toggleMapSource(TileSource tileSource) {
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| 341 | this.tileController.setTileCache(new MemoryTileCache());
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| 342 | this.setTileSource(tileSource);
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| 343 | PROP_MAPSTYLE.put(tileSource.getName()); // TODO Is name really unique?
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| 344 | }
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| 345 |
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[6084] | 346 | @Override
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[3687] | 347 | public Bounds getBoundingBox() {
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| 348 | return bbox;
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| 349 | }
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| 350 |
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| 351 | /**
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| 352 | * Sets the current bounding box in this bbox chooser without
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| 353 | * emiting a property change event.
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| 354 | *
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| 355 | * @param bbox the bounding box. null to reset the bounding box
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| 356 | */
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[6084] | 357 | @Override
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[3687] | 358 | public void setBoundingBox(Bounds bbox) {
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[8393] | 359 | if (bbox == null || (bbox.getMinLat() == 0 && bbox.getMinLon() == 0
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| 360 | && bbox.getMaxLat() == 0 && bbox.getMaxLon() == 0)) {
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[3687] | 361 | this.bbox = null;
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[4336] | 362 | iSelectionRectStart = null;
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| 363 | iSelectionRectEnd = null;
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| 364 | repaint();
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[3687] | 365 | return;
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| 366 | }
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| 367 |
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[4336] | 368 | this.bbox = bbox;
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[8349] | 369 | iSelectionRectStart = new Coordinate(bbox.getMinLat(), bbox.getMinLon());
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| 370 | iSelectionRectEnd = new Coordinate(bbox.getMaxLat(), bbox.getMaxLon());
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[4868] | 371 |
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[3687] | 372 | // calc the screen coordinates for the new selection rectangle
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[8387] | 373 | MapMarkerDot min = new MapMarkerDot(bbox.getMinLat(), bbox.getMinLon());
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| 374 | MapMarkerDot max = new MapMarkerDot(bbox.getMaxLat(), bbox.getMaxLon());
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[3687] | 375 |
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[7005] | 376 | List<MapMarker> marker = new ArrayList<>(2);
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[8387] | 377 | marker.add(min);
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| 378 | marker.add(max);
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[3687] | 379 | setMapMarkerList(marker);
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| 380 | setDisplayToFitMapMarkers();
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| 381 | zoomOut();
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[4552] | 382 | repaint();
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[3687] | 383 | }
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[6539] | 384 |
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[6364] | 385 | /**
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[8732] | 386 | * Enables or disables painting of the shrink/enlarge button
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| 387 | *
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| 388 | * @param visible {@code true} to enable painting of the shrink/enlarge button
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| 389 | */
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| 390 | public void setSizeButtonVisible(boolean visible) {
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| 391 | iSizeButton.setVisible(visible);
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| 392 | }
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| 393 |
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| 394 | /**
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[6364] | 395 | * Refreshes the tile sources
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| 396 | * @since 6364
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| 397 | */
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| 398 | public final void refreshTileSources() {
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[6378] | 399 | iSourceButton.setSources(getAllTileSources());
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[6364] | 400 | }
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[3687] | 401 | }
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