[8378] | 1 | // License: GPL. For details, see LICENSE file.
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[283] | 2 | package org.openstreetmap.josm.gui;
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| 3 |
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[3705] | 4 | import java.awt.AlphaComposite;
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[283] | 5 | import java.awt.Color;
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[6019] | 6 | import java.awt.Dimension;
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[283] | 7 | import java.awt.Graphics;
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[635] | 8 | import java.awt.Graphics2D;
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[283] | 9 | import java.awt.Point;
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[2107] | 10 | import java.awt.Rectangle;
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[1750] | 11 | import java.awt.event.ComponentAdapter;
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| 12 | import java.awt.event.ComponentEvent;
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[5979] | 13 | import java.awt.event.KeyEvent;
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[6018] | 14 | import java.awt.event.MouseAdapter;
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[811] | 15 | import java.awt.event.MouseEvent;
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[6100] | 16 | import java.awt.event.MouseMotionListener;
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[2107] | 17 | import java.awt.geom.Area;
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[635] | 18 | import java.awt.image.BufferedImage;
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[1890] | 19 | import java.beans.PropertyChangeEvent;
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| 20 | import java.beans.PropertyChangeListener;
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[283] | 21 | import java.util.ArrayList;
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[8555] | 22 | import java.util.Arrays;
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[283] | 23 | import java.util.Collections;
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[10458] | 24 | import java.util.HashMap;
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[10809] | 25 | import java.util.IdentityHashMap;
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[8552] | 26 | import java.util.LinkedHashSet;
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[1895] | 27 | import java.util.List;
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[8552] | 28 | import java.util.Set;
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[10669] | 29 | import java.util.TreeSet;
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[2621] | 30 | import java.util.concurrent.CopyOnWriteArrayList;
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[11029] | 31 | import java.util.concurrent.atomic.AtomicBoolean;
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[283] | 32 |
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[1379] | 33 | import javax.swing.AbstractButton;
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[8552] | 34 | import javax.swing.JComponent;
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[3252] | 35 | import javax.swing.JPanel;
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[283] | 36 |
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| 37 | import org.openstreetmap.josm.Main;
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[1379] | 38 | import org.openstreetmap.josm.actions.mapmode.MapMode;
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[1823] | 39 | import org.openstreetmap.josm.data.Bounds;
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[3128] | 40 | import org.openstreetmap.josm.data.Preferences.PreferenceChangeEvent;
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| 41 | import org.openstreetmap.josm.data.Preferences.PreferenceChangedListener;
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[10432] | 42 | import org.openstreetmap.josm.data.ProjectionBounds;
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[7484] | 43 | import org.openstreetmap.josm.data.ViewportData;
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[6019] | 44 | import org.openstreetmap.josm.data.coor.EastNorth;
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[6654] | 45 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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[12099] | 46 | import org.openstreetmap.josm.data.osm.DataSelectionListener;
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| 47 | import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
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[2666] | 48 | import org.openstreetmap.josm.data.osm.visitor.paint.PaintColors;
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[8557] | 49 | import org.openstreetmap.josm.data.osm.visitor.paint.Rendering;
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[4623] | 50 | import org.openstreetmap.josm.data.osm.visitor.paint.relations.MultipolygonCache;
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[10458] | 51 | import org.openstreetmap.josm.gui.MapViewState.MapViewRectangle;
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[10604] | 52 | import org.openstreetmap.josm.gui.datatransfer.OsmTransferHandler;
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[2395] | 53 | import org.openstreetmap.josm.gui.layer.GpxLayer;
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[6565] | 54 | import org.openstreetmap.josm.gui.layer.ImageryLayer;
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[283] | 55 | import org.openstreetmap.josm.gui.layer.Layer;
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[10271] | 56 | import org.openstreetmap.josm.gui.layer.LayerManager;
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| 57 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerAddEvent;
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| 58 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerOrderChangeEvent;
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| 59 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerRemoveEvent;
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[10279] | 60 | import org.openstreetmap.josm.gui.layer.MainLayerManager;
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| 61 | import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeEvent;
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[10458] | 62 | import org.openstreetmap.josm.gui.layer.MapViewGraphics;
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[608] | 63 | import org.openstreetmap.josm.gui.layer.MapViewPaintable;
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[10458] | 64 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.LayerPainter;
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| 65 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.MapViewEvent;
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[10031] | 66 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.PaintableInvalidationEvent;
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| 67 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.PaintableInvalidationListener;
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[283] | 68 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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[6565] | 69 | import org.openstreetmap.josm.gui.layer.geoimage.GeoImageLayer;
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[572] | 70 | import org.openstreetmap.josm.gui.layer.markerlayer.PlayHeadMarker;
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[1685] | 71 | import org.openstreetmap.josm.tools.AudioPlayer;
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[11746] | 72 | import org.openstreetmap.josm.tools.JosmRuntimeException;
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[12030] | 73 | import org.openstreetmap.josm.tools.Logging;
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[5979] | 74 | import org.openstreetmap.josm.tools.Shortcut;
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[6565] | 75 | import org.openstreetmap.josm.tools.Utils;
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[10285] | 76 | import org.openstreetmap.josm.tools.bugreport.BugReport;
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[283] | 77 |
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| 78 | /**
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[5406] | 79 | * This is a component used in the {@link MapFrame} for browsing the map. It use is to
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[6830] | 80 | * provide the MapMode's enough capabilities to operate.<br><br>
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[283] | 81 | *
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[5406] | 82 | * {@code MapView} holds meta-data about the data set currently displayed, as scale level,
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[283] | 83 | * center point viewed, what scrolling mode or editing mode is selected or with
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[6830] | 84 | * what projection the map is viewed etc..<br><br>
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[283] | 85 | *
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[5406] | 86 | * {@code MapView} is able to administrate several layers.
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[283] | 87 | *
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| 88 | * @author imi
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| 89 | */
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[8509] | 90 | public class MapView extends NavigatableComponent
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[10340] | 91 | implements PropertyChangeListener, PreferenceChangedListener,
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[10279] | 92 | LayerManager.LayerChangeListener, MainLayerManager.ActiveLayerChangeListener {
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[6070] | 93 |
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[8551] | 94 | /**
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[10031] | 95 | * An invalidation listener that simply calls repaint() for now.
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| 96 | * @author Michael Zangl
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[10271] | 97 | * @since 10271
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[10031] | 98 | */
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| 99 | private class LayerInvalidatedListener implements PaintableInvalidationListener {
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| 100 | private boolean ignoreRepaint;
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[10809] | 101 |
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| 102 | private final Set<MapViewPaintable> invalidatedLayers = Collections.newSetFromMap(new IdentityHashMap<MapViewPaintable, Boolean>());
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| 103 |
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[10031] | 104 | @Override
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[10600] | 105 | public void paintableInvalidated(PaintableInvalidationEvent event) {
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[10809] | 106 | invalidate(event.getLayer());
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| 107 | }
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| 108 |
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[10940] | 109 | /**
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| 110 | * Invalidate contents and repaint map view
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| 111 | * @param mapViewPaintable invalidated layer
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| 112 | */
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[10809] | 113 | public synchronized void invalidate(MapViewPaintable mapViewPaintable) {
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[10031] | 114 | ignoreRepaint = true;
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[10809] | 115 | invalidatedLayers.add(mapViewPaintable);
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[10031] | 116 | repaint();
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| 117 | }
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| 118 |
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| 119 | /**
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| 120 | * Temporary until all {@link MapViewPaintable}s support this.
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| 121 | * @param p The paintable.
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| 122 | */
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[10809] | 123 | public synchronized void addTo(MapViewPaintable p) {
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[12107] | 124 | p.addInvalidationListener(this);
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[10031] | 125 | }
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[10041] | 126 |
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[10031] | 127 | /**
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| 128 | * Temporary until all {@link MapViewPaintable}s support this.
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| 129 | * @param p The paintable.
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| 130 | */
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[10809] | 131 | public synchronized void removeFrom(MapViewPaintable p) {
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[12107] | 132 | p.removeInvalidationListener(this);
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[10809] | 133 | invalidatedLayers.remove(p);
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[10031] | 134 | }
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| 135 |
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| 136 | /**
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| 137 | * Attempts to trace repaints that did not originate from this listener. Good to find missed {@link MapView#repaint()}s in code.
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| 138 | */
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| 139 | protected synchronized void traceRandomRepaint() {
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| 140 | if (!ignoreRepaint) {
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| 141 | System.err.println("Repaint:");
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| 142 | Thread.dumpStack();
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| 143 | }
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| 144 | ignoreRepaint = false;
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| 145 | }
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[10809] | 146 |
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| 147 | /**
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| 148 | * Retrieves a set of all layers that have been marked as invalid since the last call to this method.
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| 149 | * @return The layers
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| 150 | */
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| 151 | protected synchronized Set<MapViewPaintable> collectInvalidatedLayers() {
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| 152 | Set<MapViewPaintable> layers = Collections.newSetFromMap(new IdentityHashMap<MapViewPaintable, Boolean>());
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| 153 | layers.addAll(invalidatedLayers);
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| 154 | invalidatedLayers.clear();
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| 155 | return layers;
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| 156 | }
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[10031] | 157 | }
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| 158 |
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[10271] | 159 | /**
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[10474] | 160 | * A layer painter that issues a warning when being called.
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| 161 | * @author Michael Zangl
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| 162 | * @since 10474
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| 163 | */
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| 164 | private static class WarningLayerPainter implements LayerPainter {
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[10755] | 165 | boolean warningPrinted;
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[10598] | 166 | private final Layer layer;
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[10474] | 167 |
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[10477] | 168 | WarningLayerPainter(Layer layer) {
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[10474] | 169 | this.layer = layer;
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| 170 | }
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| 171 |
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| 172 | @Override
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| 173 | public void paint(MapViewGraphics graphics) {
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| 174 | if (!warningPrinted) {
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| 175 | Main.debug("A layer triggered a repaint while being added: " + layer);
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| 176 | warningPrinted = true;
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| 177 | }
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| 178 | }
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| 179 |
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| 180 | @Override
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| 181 | public void detachFromMapView(MapViewEvent event) {
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| 182 | // ignored
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| 183 | }
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| 184 | }
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| 185 |
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[10304] | 186 | public boolean viewportFollowing;
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[2621] | 187 |
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| 188 | /**
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[10271] | 189 | * A list of all layers currently loaded. If we support multiple map views, this list may be different for each of them.
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[8551] | 190 | */
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[10279] | 191 | private final MainLayerManager layerManager;
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[8551] | 192 |
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[1169] | 193 | /**
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| 194 | * The play head marker: there is only one of these so it isn't in any specific layer
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| 195 | */
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[8840] | 196 | public transient PlayHeadMarker playHeadMarker;
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[1750] | 197 |
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[1169] | 198 | /**
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| 199 | * The last event performed by mouse.
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| 200 | */
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[3451] | 201 | public MouseEvent lastMEvent = new MouseEvent(this, 0, 0, 0, 0, 0, 0, false); // In case somebody reads it before first mouse move
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[811] | 202 |
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[8552] | 203 | /**
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| 204 | * Temporary layers (selection rectangle, etc.) that are never cached and
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| 205 | * drawn on top of regular layers.
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| 206 | * Access must be synchronized.
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| 207 | */
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| 208 | private final transient Set<MapViewPaintable> temporaryLayers = new LinkedHashSet<>();
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[1023] | 209 |
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[8308] | 210 | private transient BufferedImage nonChangedLayersBuffer;
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| 211 | private transient BufferedImage offscreenBuffer;
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[3116] | 212 | // Layers that wasn't changed since last paint
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[8308] | 213 | private final transient List<Layer> nonChangedLayers = new ArrayList<>();
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[3118] | 214 | private int lastViewID;
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[11048] | 215 | private final AtomicBoolean paintPreferencesChanged = new AtomicBoolean(true);
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[3144] | 216 | private Rectangle lastClipBounds = new Rectangle();
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[8308] | 217 | private transient MapMover mapMover;
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[1023] | 218 |
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[5406] | 219 | /**
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[10031] | 220 | * The listener that listens to invalidations of all layers.
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| 221 | */
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| 222 | private final LayerInvalidatedListener invalidatedListener = new LayerInvalidatedListener();
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| 223 |
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| 224 | /**
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[10458] | 225 | * This is a map of all Layers that have been added to this view.
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| 226 | */
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| 227 | private final HashMap<Layer, LayerPainter> registeredLayers = new HashMap<>();
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| 228 |
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| 229 | /**
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[5406] | 230 | * Constructs a new {@code MapView}.
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[10271] | 231 | * @param layerManager The layers to display.
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[10432] | 232 | * @param contentPane Ignored. Main content pane is used.
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[5670] | 233 | * @param viewportData the initial viewport of the map. Can be null, then
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| 234 | * the viewport is derived from the layer data.
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[10279] | 235 | * @since 10279
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[11713] | 236 | * @deprecated use {@link #MapView(MainLayerManager, ViewportData)} instead
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[5406] | 237 | */
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[11713] | 238 | @Deprecated
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[10279] | 239 | public MapView(MainLayerManager layerManager, final JPanel contentPane, final ViewportData viewportData) {
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[11713] | 240 | this(layerManager, viewportData);
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| 241 | }
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| 242 |
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| 243 | /**
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| 244 | * Constructs a new {@code MapView}.
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| 245 | * @param layerManager The layers to display.
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| 246 | * @param viewportData the initial viewport of the map. Can be null, then
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| 247 | * the viewport is derived from the layer data.
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| 248 | * @since 11713
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| 249 | */
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| 250 | public MapView(MainLayerManager layerManager, final ViewportData viewportData) {
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[10271] | 251 | this.layerManager = layerManager;
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[7816] | 252 | initialViewport = viewportData;
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[11905] | 253 | layerManager.addAndFireLayerChangeListener(this);
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[10332] | 254 | layerManager.addActiveLayerChangeListener(this);
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[3128] | 255 | Main.pref.addPreferenceChangeListener(this);
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[3327] | 256 |
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[8510] | 257 | addComponentListener(new ComponentAdapter() {
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[10078] | 258 | @Override
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| 259 | public void componentResized(ComponentEvent e) {
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[1169] | 260 | removeComponentListener(this);
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[11713] | 261 | mapMover = new MapMover(MapView.this);
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[1169] | 262 | }
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| 263 | });
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[283] | 264 |
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[11713] | 265 | // listens to selection changes to redraw the map
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[12099] | 266 | SelectionEventManager.getInstance().addSelectionListenerForEdt(repaintSelectionChangedListener);
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[811] | 267 |
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[1169] | 268 | //store the last mouse action
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[6100] | 269 | this.addMouseMotionListener(new MouseMotionListener() {
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[8510] | 270 | @Override
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| 271 | public void mouseDragged(MouseEvent e) {
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[1169] | 272 | mouseMoved(e);
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| 273 | }
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[8510] | 274 |
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| 275 | @Override
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| 276 | public void mouseMoved(MouseEvent e) {
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[1169] | 277 | lastMEvent = e;
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[6070] | 278 | }
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[6100] | 279 | });
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| 280 | this.addMouseListener(new MouseAdapter() {
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[6018] | 281 | @Override
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| 282 | public void mousePressed(MouseEvent me) {
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| 283 | // focus the MapView component when mouse is pressed inside it
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| 284 | requestFocus();
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[1169] | 285 | }
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| 286 | });
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[5979] | 287 |
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[11173] | 288 | setFocusTraversalKeysEnabled(!Shortcut.findShortcut(KeyEvent.VK_TAB, 0).isPresent());
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[10078] | 289 |
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[10634] | 290 | for (JComponent c : getMapNavigationComponents(this)) {
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[10078] | 291 | add(c);
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| 292 | }
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[10604] | 293 | setTransferHandler(new OsmTransferHandler());
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[1169] | 294 | }
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[283] | 295 |
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[8555] | 296 | /**
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| 297 | * Adds the map navigation components to a
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| 298 | * @param forMapView The map view to get the components for.
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| 299 | * @return A list containing the correctly positioned map navigation components.
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| 300 | */
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| 301 | public static List<? extends JComponent> getMapNavigationComponents(MapView forMapView) {
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| 302 | MapSlider zoomSlider = new MapSlider(forMapView);
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[10078] | 303 | Dimension size = zoomSlider.getPreferredSize();
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| 304 | zoomSlider.setSize(size);
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| 305 | zoomSlider.setLocation(3, 0);
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[11173] | 306 | zoomSlider.setFocusTraversalKeysEnabled(!Shortcut.findShortcut(KeyEvent.VK_TAB, 0).isPresent());
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[8555] | 307 |
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| 308 | MapScaler scaler = new MapScaler(forMapView);
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[10078] | 309 | scaler.setPreferredLineLength(size.width - 10);
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| 310 | scaler.setSize(scaler.getPreferredSize());
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| 311 | scaler.setLocation(3, size.height);
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[8555] | 312 |
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| 313 | return Arrays.asList(zoomSlider, scaler);
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| 314 | }
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| 315 |
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[6019] | 316 | // remebered geometry of the component
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[8840] | 317 | private Dimension oldSize;
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| 318 | private Point oldLoc;
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[6070] | 319 |
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[8612] | 320 | /**
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[6019] | 321 | * Call this method to keep map position on screen during next repaint
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| 322 | */
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| 323 | public void rememberLastPositionOnScreen() {
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| 324 | oldSize = getSize();
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[10378] | 325 | oldLoc = getLocationOnScreen();
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[6019] | 326 | }
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[6070] | 327 |
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[10271] | 328 | @Override
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| 329 | public void layerAdded(LayerAddEvent e) {
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[10458] | 330 | try {
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| 331 | Layer layer = e.getAddedLayer();
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[10474] | 332 | registeredLayers.put(layer, new WarningLayerPainter(layer));
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| 333 | // Layers may trigger a redraw during this call if they open dialogs.
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[10476] | 334 | LayerPainter painter = layer.attachToMapView(new MapViewEvent(this, false));
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| 335 | if (!registeredLayers.containsKey(layer)) {
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| 336 | // The layer may have removed itself during attachToMapView()
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| 337 | Main.warn("Layer was removed during attachToMapView()");
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| 338 | } else {
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| 339 | registeredLayers.put(layer, painter);
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[8646] | 340 |
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[11774] | 341 | if (e.isZoomRequired()) {
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| 342 | ProjectionBounds viewProjectionBounds = layer.getViewProjectionBounds();
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| 343 | if (viewProjectionBounds != null) {
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| 344 | scheduleZoomTo(new ViewportData(viewProjectionBounds));
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| 345 | }
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[10476] | 346 | }
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[10432] | 347 |
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[10476] | 348 | layer.addPropertyChangeListener(this);
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| 349 | Main.addProjectionChangeListener(layer);
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| 350 | invalidatedListener.addTo(layer);
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| 351 | AudioPlayer.reset();
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[10271] | 352 |
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[10476] | 353 | repaint();
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| 354 | }
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[11746] | 355 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException t) {
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[10458] | 356 | throw BugReport.intercept(t).put("layer", e.getAddedLayer());
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| 357 | }
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[10008] | 358 | }
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| 359 |
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| 360 | /**
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[8551] | 361 | * Replies true if the active data layer (edit layer) is drawable.
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[2512] | 362 | *
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[8551] | 363 | * @return true if the active data layer (edit layer) is drawable, false otherwise
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[1750] | 364 | */
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| 365 | public boolean isActiveLayerDrawable() {
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[10742] | 366 | return layerManager.getEditLayer() != null;
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[1169] | 367 | }
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[1677] | 368 |
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[1750] | 369 | /**
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[8551] | 370 | * Replies true if the active data layer (edit layer) is visible.
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[2512] | 371 | *
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[8551] | 372 | * @return true if the active data layer (edit layer) is visible, false otherwise
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[1750] | 373 | */
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| 374 | public boolean isActiveLayerVisible() {
|
---|
[10742] | 375 | OsmDataLayer e = layerManager.getEditLayer();
|
---|
[10271] | 376 | return e != null && e.isVisible();
|
---|
[1418] | 377 | }
|
---|
[845] | 378 |
|
---|
[10271] | 379 | @Override
|
---|
| 380 | public void layerRemoving(LayerRemoveEvent e) {
|
---|
| 381 | Layer layer = e.getRemovedLayer();
|
---|
[2860] | 382 |
|
---|
[10458] | 383 | LayerPainter painter = registeredLayers.remove(layer);
|
---|
| 384 | if (painter == null) {
|
---|
[10496] | 385 | Main.error("The painter for layer " + layer + " was not registered.");
|
---|
| 386 | return;
|
---|
[10458] | 387 | }
|
---|
| 388 | painter.detachFromMapView(new MapViewEvent(this, false));
|
---|
[10271] | 389 | Main.removeProjectionChangeListener(layer);
|
---|
| 390 | layer.removePropertyChangeListener(this);
|
---|
| 391 | invalidatedListener.removeFrom(layer);
|
---|
| 392 | layer.destroy();
|
---|
| 393 | AudioPlayer.reset();
|
---|
[6070] | 394 |
|
---|
[1895] | 395 | repaint();
|
---|
[1169] | 396 | }
|
---|
[283] | 397 |
|
---|
[8840] | 398 | private boolean virtualNodesEnabled;
|
---|
[2621] | 399 |
|
---|
[1750] | 400 | public void setVirtualNodesEnabled(boolean enabled) {
|
---|
[8510] | 401 | if (virtualNodesEnabled != enabled) {
|
---|
[1750] | 402 | virtualNodesEnabled = enabled;
|
---|
[1169] | 403 | repaint();
|
---|
| 404 | }
|
---|
| 405 | }
|
---|
[8510] | 406 |
|
---|
[8553] | 407 | /**
|
---|
| 408 | * Checks if virtual nodes should be drawn. Default is <code>false</code>
|
---|
| 409 | * @return The virtual nodes property.
|
---|
| 410 | * @see Rendering#render(DataSet, boolean, Bounds)
|
---|
| 411 | */
|
---|
[1750] | 412 | public boolean isVirtualNodesEnabled() {
|
---|
| 413 | return virtualNodesEnabled;
|
---|
[1169] | 414 | }
|
---|
[805] | 415 |
|
---|
[1169] | 416 | /**
|
---|
[1943] | 417 | * Moves the layer to the given new position. No event is fired, but repaints
|
---|
| 418 | * according to the new Z-Order of the layers.
|
---|
[2512] | 419 | *
|
---|
[1169] | 420 | * @param layer The layer to move
|
---|
| 421 | * @param pos The new position of the layer
|
---|
| 422 | */
|
---|
| 423 | public void moveLayer(Layer layer, int pos) {
|
---|
[10271] | 424 | layerManager.moveLayer(layer, pos);
|
---|
| 425 | }
|
---|
[8631] | 426 |
|
---|
[10271] | 427 | @Override
|
---|
| 428 | public void layerOrderChanged(LayerOrderChangeEvent e) {
|
---|
| 429 | AudioPlayer.reset();
|
---|
[1943] | 430 | repaint();
|
---|
[1169] | 431 | }
|
---|
[283] | 432 |
|
---|
[11226] | 433 | /**
|
---|
| 434 | * Paints the given layer to the graphics object, using the current state of this map view.
|
---|
| 435 | * @param layer The layer to draw.
|
---|
| 436 | * @param g A graphics object. It should have the width and height of this component
|
---|
| 437 | * @throws IllegalArgumentException If the layer is not part of this map view.
|
---|
| 438 | * @since 11226
|
---|
| 439 | */
|
---|
| 440 | public void paintLayer(Layer layer, Graphics2D g) {
|
---|
[10285] | 441 | try {
|
---|
[10458] | 442 | LayerPainter painter = registeredLayers.get(layer);
|
---|
| 443 | if (painter == null) {
|
---|
[12030] | 444 | Logging.warn("Cannot paint layer, it is not registered: {0}", layer);
|
---|
| 445 | return;
|
---|
[10458] | 446 | }
|
---|
| 447 | MapViewRectangle clipBounds = getState().getViewArea(g.getClipBounds());
|
---|
| 448 | MapViewGraphics paintGraphics = new MapViewGraphics(this, g, clipBounds);
|
---|
| 449 |
|
---|
[10285] | 450 | if (layer.getOpacity() < 1) {
|
---|
| 451 | g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) layer.getOpacity()));
|
---|
| 452 | }
|
---|
[10458] | 453 | painter.paint(paintGraphics);
|
---|
[10285] | 454 | g.setPaintMode();
|
---|
[11746] | 455 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException t) {
|
---|
[11226] | 456 | BugReport.intercept(t).put("layer", layer).warn();
|
---|
[3705] | 457 | }
|
---|
| 458 | }
|
---|
| 459 |
|
---|
[1943] | 460 | /**
|
---|
[1169] | 461 | * Draw the component.
|
---|
| 462 | */
|
---|
[8365] | 463 | @Override
|
---|
| 464 | public void paint(Graphics g) {
|
---|
[10819] | 465 | try {
|
---|
| 466 | if (!prepareToDraw()) {
|
---|
| 467 | return;
|
---|
| 468 | }
|
---|
[11746] | 469 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10941] | 470 | BugReport.intercept(e).put("center", this::getCenter).warn();
|
---|
[3478] | 471 | return;
|
---|
[6019] | 472 | }
|
---|
[6070] | 473 |
|
---|
[11765] | 474 | try {
|
---|
| 475 | drawMapContent(g);
|
---|
[11807] | 476 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[11765] | 477 | throw BugReport.intercept(e).put("visibleLayers", layerManager::getVisibleLayersInZOrder)
|
---|
| 478 | .put("temporaryLayers", temporaryLayers);
|
---|
| 479 | }
|
---|
| 480 | super.paint(g);
|
---|
| 481 | }
|
---|
| 482 |
|
---|
| 483 | private void drawMapContent(Graphics g) {
|
---|
[10271] | 484 | List<Layer> visibleLayers = layerManager.getVisibleLayersInZOrder();
|
---|
[3116] | 485 |
|
---|
| 486 | int nonChangedLayersCount = 0;
|
---|
[10809] | 487 | Set<MapViewPaintable> invalidated = invalidatedListener.collectInvalidatedLayers();
|
---|
[3116] | 488 | for (Layer l: visibleLayers) {
|
---|
[12170] | 489 | if (invalidated.contains(l)) {
|
---|
[3116] | 490 | break;
|
---|
| 491 | } else {
|
---|
| 492 | nonChangedLayersCount++;
|
---|
| 493 | }
|
---|
[1750] | 494 | }
|
---|
[775] | 495 |
|
---|
[11029] | 496 | boolean canUseBuffer = !paintPreferencesChanged.getAndSet(false)
|
---|
[11028] | 497 | && nonChangedLayers.size() <= nonChangedLayersCount
|
---|
| 498 | && lastViewID == getViewID()
|
---|
| 499 | && lastClipBounds.contains(g.getClipBounds())
|
---|
| 500 | && nonChangedLayers.equals(visibleLayers.subList(0, nonChangedLayers.size()));
|
---|
[283] | 501 |
|
---|
[3136] | 502 | if (null == offscreenBuffer || offscreenBuffer.getWidth() != getWidth() || offscreenBuffer.getHeight() != getHeight()) {
|
---|
| 503 | offscreenBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
| 504 | }
|
---|
| 505 |
|
---|
| 506 | Graphics2D tempG = offscreenBuffer.createGraphics();
|
---|
| 507 | tempG.setClip(g.getClip());
|
---|
[2450] | 508 |
|
---|
[3136] | 509 | if (!canUseBuffer || nonChangedLayersBuffer == null) {
|
---|
[8509] | 510 | if (null == nonChangedLayersBuffer
|
---|
| 511 | || nonChangedLayersBuffer.getWidth() != getWidth() || nonChangedLayersBuffer.getHeight() != getHeight()) {
|
---|
[3136] | 512 | nonChangedLayersBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
[3116] | 513 | }
|
---|
[3136] | 514 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
[3125] | 515 | g2.setClip(g.getClip());
|
---|
[3896] | 516 | g2.setColor(PaintColors.getBackgroundColor());
|
---|
[3116] | 517 | g2.fillRect(0, 0, getWidth(), getHeight());
|
---|
| 518 |
|
---|
[8510] | 519 | for (int i = 0; i < nonChangedLayersCount; i++) {
|
---|
[11226] | 520 | paintLayer(visibleLayers.get(i), g2);
|
---|
[3116] | 521 | }
|
---|
| 522 | } else {
|
---|
| 523 | // Maybe there were more unchanged layers then last time - draw them to buffer
|
---|
| 524 | if (nonChangedLayers.size() != nonChangedLayersCount) {
|
---|
[3136] | 525 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
[3125] | 526 | g2.setClip(g.getClip());
|
---|
[8510] | 527 | for (int i = nonChangedLayers.size(); i < nonChangedLayersCount; i++) {
|
---|
[11226] | 528 | paintLayer(visibleLayers.get(i), g2);
|
---|
[3116] | 529 | }
|
---|
| 530 | }
|
---|
[1169] | 531 | }
|
---|
[3116] | 532 |
|
---|
| 533 | nonChangedLayers.clear();
|
---|
[11028] | 534 | nonChangedLayers.addAll(visibleLayers.subList(0, nonChangedLayersCount));
|
---|
[3118] | 535 | lastViewID = getViewID();
|
---|
[3144] | 536 | lastClipBounds = g.getClipBounds();
|
---|
[3116] | 537 |
|
---|
[3136] | 538 | tempG.drawImage(nonChangedLayersBuffer, 0, 0, null);
|
---|
[3116] | 539 |
|
---|
[8510] | 540 | for (int i = nonChangedLayersCount; i < visibleLayers.size(); i++) {
|
---|
[11226] | 541 | paintLayer(visibleLayers.get(i), tempG);
|
---|
[3116] | 542 | }
|
---|
| 543 |
|
---|
[10819] | 544 | try {
|
---|
[11226] | 545 | drawTemporaryLayers(tempG, getLatLonBounds(g.getClipBounds()));
|
---|
[11746] | 546 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 547 | BugReport.intercept(e).put("temporaryLayers", temporaryLayers).warn();
|
---|
[1169] | 548 | }
|
---|
[1023] | 549 |
|
---|
[1169] | 550 | // draw world borders
|
---|
[10586] | 551 | try {
|
---|
| 552 | drawWorldBorders(tempG);
|
---|
[11746] | 553 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 554 | // getProjection() needs to be inside lambda to catch errors.
|
---|
| 555 | BugReport.intercept(e).put("bounds", () -> getProjection().getWorldBoundsLatLon()).warn();
|
---|
[10586] | 556 | }
|
---|
| 557 |
|
---|
| 558 | if (Main.isDisplayingMapView() && Main.map.filterDialog != null) {
|
---|
| 559 | Main.map.filterDialog.drawOSDText(tempG);
|
---|
| 560 | }
|
---|
| 561 |
|
---|
| 562 | if (playHeadMarker != null) {
|
---|
| 563 | playHeadMarker.paint(tempG, this);
|
---|
| 564 | }
|
---|
| 565 |
|
---|
| 566 | try {
|
---|
| 567 | g.drawImage(offscreenBuffer, 0, 0, null);
|
---|
| 568 | } catch (ClassCastException e) {
|
---|
| 569 | // See #11002 and duplicate tickets. On Linux with Java >= 8 Many users face this error here:
|
---|
| 570 | //
|
---|
| 571 | // java.lang.ClassCastException: sun.awt.image.BufImgSurfaceData cannot be cast to sun.java2d.xr.XRSurfaceData
|
---|
| 572 | // at sun.java2d.xr.XRPMBlitLoops.cacheToTmpSurface(XRPMBlitLoops.java:145)
|
---|
| 573 | // at sun.java2d.xr.XrSwToPMBlit.Blit(XRPMBlitLoops.java:353)
|
---|
| 574 | // at sun.java2d.pipe.DrawImage.blitSurfaceData(DrawImage.java:959)
|
---|
| 575 | // at sun.java2d.pipe.DrawImage.renderImageCopy(DrawImage.java:577)
|
---|
| 576 | // at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:67)
|
---|
| 577 | // at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:1014)
|
---|
| 578 | // at sun.java2d.pipe.ValidatePipe.copyImage(ValidatePipe.java:186)
|
---|
| 579 | // at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3318)
|
---|
| 580 | // at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3296)
|
---|
| 581 | // at org.openstreetmap.josm.gui.MapView.paint(MapView.java:834)
|
---|
| 582 | //
|
---|
| 583 | // It seems to be this JDK bug, but Oracle does not seem to be fixing it:
|
---|
| 584 | // https://bugs.openjdk.java.net/browse/JDK-7172749
|
---|
| 585 | //
|
---|
| 586 | // According to bug reports it can happen for a variety of reasons such as:
|
---|
| 587 | // - long period of time
|
---|
| 588 | // - change of screen resolution
|
---|
| 589 | // - addition/removal of a secondary monitor
|
---|
| 590 | //
|
---|
| 591 | // But the application seems to work fine after, so let's just log the error
|
---|
| 592 | Main.error(e);
|
---|
| 593 | }
|
---|
| 594 | }
|
---|
| 595 |
|
---|
[10819] | 596 | private void drawTemporaryLayers(Graphics2D tempG, Bounds box) {
|
---|
| 597 | synchronized (temporaryLayers) {
|
---|
| 598 | for (MapViewPaintable mvp : temporaryLayers) {
|
---|
| 599 | try {
|
---|
| 600 | mvp.paint(tempG, this, box);
|
---|
[11746] | 601 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 602 | throw BugReport.intercept(e).put("mvp", mvp);
|
---|
| 603 | }
|
---|
| 604 | }
|
---|
| 605 | }
|
---|
| 606 | }
|
---|
| 607 |
|
---|
[10586] | 608 | private void drawWorldBorders(Graphics2D tempG) {
|
---|
[1169] | 609 | tempG.setColor(Color.WHITE);
|
---|
[1823] | 610 | Bounds b = getProjection().getWorldBoundsLatLon();
|
---|
| 611 |
|
---|
[3116] | 612 | int w = getWidth();
|
---|
| 613 | int h = getHeight();
|
---|
[2107] | 614 |
|
---|
| 615 | // Work around OpenJDK having problems when drawing out of bounds
|
---|
[10806] | 616 | final Area border = getState().getArea(b);
|
---|
[2107] | 617 | // Make the viewport 1px larger in every direction to prevent an
|
---|
| 618 | // additional 1px border when zooming in
|
---|
| 619 | final Area viewport = new Area(new Rectangle(-1, -1, w + 2, h + 2));
|
---|
| 620 | border.intersect(viewport);
|
---|
| 621 | tempG.draw(border);
|
---|
[1169] | 622 | }
|
---|
[283] | 623 |
|
---|
[1169] | 624 | /**
|
---|
[8553] | 625 | * Sets up the viewport to prepare for drawing the view.
|
---|
| 626 | * @return <code>true</code> if the view can be drawn, <code>false</code> otherwise.
|
---|
| 627 | */
|
---|
| 628 | public boolean prepareToDraw() {
|
---|
[10375] | 629 | updateLocationState();
|
---|
[8553] | 630 | if (initialViewport != null) {
|
---|
| 631 | zoomTo(initialViewport);
|
---|
| 632 | initialViewport = null;
|
---|
| 633 | }
|
---|
| 634 |
|
---|
| 635 | if (getCenter() == null)
|
---|
| 636 | return false; // no data loaded yet.
|
---|
| 637 |
|
---|
| 638 | // if the position was remembered, we need to adjust center once before repainting
|
---|
| 639 | if (oldLoc != null && oldSize != null) {
|
---|
[10378] | 640 | Point l1 = getLocationOnScreen();
|
---|
[8553] | 641 | final EastNorth newCenter = new EastNorth(
|
---|
| 642 | getCenter().getX()+ (l1.x-oldLoc.x - (oldSize.width-getWidth())/2.0)*getScale(),
|
---|
| 643 | getCenter().getY()+ (oldLoc.y-l1.y + (oldSize.height-getHeight())/2.0)*getScale()
|
---|
| 644 | );
|
---|
| 645 | oldLoc = null; oldSize = null;
|
---|
| 646 | zoomTo(newCenter);
|
---|
| 647 | }
|
---|
| 648 |
|
---|
| 649 | return true;
|
---|
| 650 | }
|
---|
| 651 |
|
---|
[10271] | 652 | @Override
|
---|
| 653 | public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
|
---|
[10458] | 654 | if (Main.map != null) {
|
---|
| 655 | /* This only makes the buttons look disabled. Disabling the actions as well requires
|
---|
| 656 | * the user to re-select the tool after i.e. moving a layer. While testing I found
|
---|
| 657 | * that I switch layers and actions at the same time and it was annoying to mind the
|
---|
| 658 | * order. This way it works as visual clue for new users */
|
---|
| 659 | // FIXME: This does not belong here.
|
---|
| 660 | for (final AbstractButton b: Main.map.allMapModeButtons) {
|
---|
| 661 | MapMode mode = (MapMode) b.getAction();
|
---|
| 662 | final boolean activeLayerSupported = mode.layerIsSupported(layerManager.getActiveLayer());
|
---|
| 663 | if (activeLayerSupported) {
|
---|
| 664 | Main.registerActionShortcut(mode, mode.getShortcut()); //fix #6876
|
---|
| 665 | } else {
|
---|
| 666 | Main.unregisterShortcut(mode.getShortcut());
|
---|
| 667 | }
|
---|
| 668 | b.setEnabled(activeLayerSupported);
|
---|
[4480] | 669 | }
|
---|
[1379] | 670 | }
|
---|
[1685] | 671 | AudioPlayer.reset();
|
---|
[1169] | 672 | repaint();
|
---|
| 673 | }
|
---|
[283] | 674 |
|
---|
[1169] | 675 | /**
|
---|
[8552] | 676 | * Adds a new temporary layer.
|
---|
| 677 | * <p>
|
---|
| 678 | * A temporary layer is a layer that is painted above all normal layers. Layers are painted in the order they are added.
|
---|
| 679 | *
|
---|
| 680 | * @param mvp The layer to paint.
|
---|
| 681 | * @return <code>true</code> if the layer was added.
|
---|
| 682 | */
|
---|
[1169] | 683 | public boolean addTemporaryLayer(MapViewPaintable mvp) {
|
---|
[8552] | 684 | synchronized (temporaryLayers) {
|
---|
[10031] | 685 | boolean added = temporaryLayers.add(mvp);
|
---|
| 686 | if (added) {
|
---|
| 687 | invalidatedListener.addTo(mvp);
|
---|
| 688 | }
|
---|
[12103] | 689 | repaint();
|
---|
[10031] | 690 | return added;
|
---|
[8552] | 691 | }
|
---|
[1169] | 692 | }
|
---|
[1023] | 693 |
|
---|
[8552] | 694 | /**
|
---|
| 695 | * Removes a layer previously added as temporary layer.
|
---|
| 696 | * @param mvp The layer to remove.
|
---|
| 697 | * @return <code>true</code> if that layer was removed.
|
---|
| 698 | */
|
---|
[1169] | 699 | public boolean removeTemporaryLayer(MapViewPaintable mvp) {
|
---|
[8552] | 700 | synchronized (temporaryLayers) {
|
---|
[10031] | 701 | boolean removed = temporaryLayers.remove(mvp);
|
---|
| 702 | if (removed) {
|
---|
| 703 | invalidatedListener.removeFrom(mvp);
|
---|
| 704 | }
|
---|
[12103] | 705 | repaint();
|
---|
[10031] | 706 | return removed;
|
---|
[8552] | 707 | }
|
---|
[1169] | 708 | }
|
---|
[1890] | 709 |
|
---|
[8552] | 710 | /**
|
---|
| 711 | * Gets a list of temporary layers.
|
---|
| 712 | * @return The layers in the order they are added.
|
---|
| 713 | */
|
---|
| 714 | public List<MapViewPaintable> getTemporaryLayers() {
|
---|
| 715 | synchronized (temporaryLayers) {
|
---|
| 716 | return Collections.unmodifiableList(new ArrayList<>(temporaryLayers));
|
---|
| 717 | }
|
---|
| 718 | }
|
---|
| 719 |
|
---|
[5965] | 720 | @Override
|
---|
[1890] | 721 | public void propertyChange(PropertyChangeEvent evt) {
|
---|
| 722 | if (evt.getPropertyName().equals(Layer.VISIBLE_PROP)) {
|
---|
| 723 | repaint();
|
---|
[8625] | 724 | } else if (evt.getPropertyName().equals(Layer.OPACITY_PROP) ||
|
---|
| 725 | evt.getPropertyName().equals(Layer.FILTER_STATE_PROP)) {
|
---|
[8510] | 726 | Layer l = (Layer) evt.getSource();
|
---|
[3705] | 727 | if (l.isVisible()) {
|
---|
[10809] | 728 | invalidatedListener.invalidate(l);
|
---|
[3705] | 729 | }
|
---|
[1890] | 730 | }
|
---|
| 731 | }
|
---|
[2025] | 732 |
|
---|
[5406] | 733 | @Override
|
---|
| 734 | public void preferenceChanged(PreferenceChangeEvent e) {
|
---|
[11029] | 735 | paintPreferencesChanged.set(true);
|
---|
[3128] | 736 | }
|
---|
| 737 |
|
---|
[12099] | 738 | private final transient DataSelectionListener repaintSelectionChangedListener = event -> repaint();
|
---|
[3443] | 739 |
|
---|
[10374] | 740 | /**
|
---|
| 741 | * Destroy this map view panel. Should be called once when it is not needed any more.
|
---|
| 742 | */
|
---|
[3443] | 743 | public void destroy() {
|
---|
[11905] | 744 | layerManager.removeAndFireLayerChangeListener(this);
|
---|
[10271] | 745 | layerManager.removeActiveLayerChangeListener(this);
|
---|
[3443] | 746 | Main.pref.removePreferenceChangeListener(this);
|
---|
[12099] | 747 | SelectionEventManager.getInstance().removeSelectionListener(repaintSelectionChangedListener);
|
---|
[11779] | 748 | MultipolygonCache.getInstance().clear();
|
---|
[5472] | 749 | if (mapMover != null) {
|
---|
| 750 | mapMover.destroy();
|
---|
| 751 | }
|
---|
[10271] | 752 | nonChangedLayers.clear();
|
---|
[8552] | 753 | synchronized (temporaryLayers) {
|
---|
| 754 | temporaryLayers.clear();
|
---|
| 755 | }
|
---|
[10374] | 756 | nonChangedLayersBuffer = null;
|
---|
[10898] | 757 | offscreenBuffer = null;
|
---|
[3443] | 758 | }
|
---|
| 759 |
|
---|
[6565] | 760 | /**
|
---|
| 761 | * Get a string representation of all layers suitable for the {@code source} changeset tag.
|
---|
[8551] | 762 | * @return A String of sources separated by ';'
|
---|
[6565] | 763 | */
|
---|
| 764 | public String getLayerInformationForSourceTag() {
|
---|
[10669] | 765 | final Set<String> layerInfo = new TreeSet<>();
|
---|
| 766 | if (!layerManager.getLayersOfType(GpxLayer.class).isEmpty()) {
|
---|
[6565] | 767 | // no i18n for international values
|
---|
| 768 | layerInfo.add("survey");
|
---|
| 769 | }
|
---|
[10669] | 770 | for (final GeoImageLayer i : layerManager.getLayersOfType(GeoImageLayer.class)) {
|
---|
[9198] | 771 | if (i.isVisible()) {
|
---|
| 772 | layerInfo.add(i.getName());
|
---|
| 773 | }
|
---|
[6565] | 774 | }
|
---|
[10669] | 775 | for (final ImageryLayer i : layerManager.getLayersOfType(ImageryLayer.class)) {
|
---|
[9198] | 776 | if (i.isVisible()) {
|
---|
| 777 | layerInfo.add(ImageryInfo.ImageryType.BING.equals(i.getInfo().getImageryType()) ? "Bing" : i.getName());
|
---|
| 778 | }
|
---|
[6565] | 779 | }
|
---|
| 780 | return Utils.join("; ", layerInfo);
|
---|
| 781 | }
|
---|
[8548] | 782 |
|
---|
| 783 | /**
|
---|
| 784 | * This is a listener that gets informed whenever repaint is called for this MapView.
|
---|
| 785 | * <p>
|
---|
| 786 | * This is the only safe method to find changes to the map view, since many components call MapView.repaint() directly.
|
---|
| 787 | * @author Michael Zangl
|
---|
[10600] | 788 | * @since 10600 (functional interface)
|
---|
[8548] | 789 | */
|
---|
[10600] | 790 | @FunctionalInterface
|
---|
[8548] | 791 | public interface RepaintListener {
|
---|
| 792 | /**
|
---|
| 793 | * Called when any repaint method is called (using default arguments if required).
|
---|
| 794 | * @param tm see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 795 | * @param x see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 796 | * @param y see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 797 | * @param width see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 798 | * @param height see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 799 | */
|
---|
| 800 | void repaint(long tm, int x, int y, int width, int height);
|
---|
| 801 | }
|
---|
| 802 |
|
---|
[9623] | 803 | private final transient CopyOnWriteArrayList<RepaintListener> repaintListeners = new CopyOnWriteArrayList<>();
|
---|
[8548] | 804 |
|
---|
| 805 | /**
|
---|
| 806 | * Adds a listener that gets informed whenever repaint() is called for this class.
|
---|
| 807 | * @param l The listener.
|
---|
| 808 | */
|
---|
| 809 | public void addRepaintListener(RepaintListener l) {
|
---|
| 810 | repaintListeners.add(l);
|
---|
| 811 | }
|
---|
| 812 |
|
---|
| 813 | /**
|
---|
| 814 | * Removes a registered repaint listener.
|
---|
| 815 | * @param l The listener.
|
---|
| 816 | */
|
---|
| 817 | public void removeRepaintListener(RepaintListener l) {
|
---|
| 818 | repaintListeners.remove(l);
|
---|
| 819 | }
|
---|
| 820 |
|
---|
| 821 | @Override
|
---|
| 822 | public void repaint(long tm, int x, int y, int width, int height) {
|
---|
[8557] | 823 | // This is the main repaint method, all other methods are convenience methods and simply call this method.
|
---|
| 824 | // This is just an observation, not a must, but seems to be true for all implementations I found so far.
|
---|
[8548] | 825 | if (repaintListeners != null) {
|
---|
| 826 | // Might get called early in super constructor
|
---|
| 827 | for (RepaintListener l : repaintListeners) {
|
---|
| 828 | l.repaint(tm, x, y, width, height);
|
---|
| 829 | }
|
---|
| 830 | }
|
---|
| 831 | super.repaint(tm, x, y, width, height);
|
---|
| 832 | }
|
---|
[10031] | 833 |
|
---|
| 834 | @Override
|
---|
| 835 | public void repaint() {
|
---|
| 836 | if (Main.isTraceEnabled()) {
|
---|
| 837 | invalidatedListener.traceRandomRepaint();
|
---|
| 838 | }
|
---|
| 839 | super.repaint();
|
---|
| 840 | }
|
---|
[10282] | 841 |
|
---|
| 842 | /**
|
---|
| 843 | * Returns the layer manager.
|
---|
| 844 | * @return the layer manager
|
---|
| 845 | * @since 10282
|
---|
| 846 | */
|
---|
| 847 | public final MainLayerManager getLayerManager() {
|
---|
| 848 | return layerManager;
|
---|
| 849 | }
|
---|
[10394] | 850 |
|
---|
| 851 | /**
|
---|
| 852 | * Schedule a zoom to the given position on the next redraw.
|
---|
| 853 | * Temporary, may be removed without warning.
|
---|
[10395] | 854 | * @param viewportData the viewport to zoom to
|
---|
| 855 | * @since 10394
|
---|
[10394] | 856 | */
|
---|
| 857 | public void scheduleZoomTo(ViewportData viewportData) {
|
---|
| 858 | initialViewport = viewportData;
|
---|
| 859 | }
|
---|
[283] | 860 | }
|
---|