[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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[12651] | 36 | import javax.swing.SwingUtilities;
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[283] | 37 |
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| 38 | import org.openstreetmap.josm.Main;
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[1379] | 39 | import org.openstreetmap.josm.actions.mapmode.MapMode;
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[1823] | 40 | import org.openstreetmap.josm.data.Bounds;
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[3128] | 41 | import org.openstreetmap.josm.data.Preferences.PreferenceChangeEvent;
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| 42 | import org.openstreetmap.josm.data.Preferences.PreferenceChangedListener;
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[10432] | 43 | import org.openstreetmap.josm.data.ProjectionBounds;
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[7484] | 44 | import org.openstreetmap.josm.data.ViewportData;
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[6019] | 45 | import org.openstreetmap.josm.data.coor.EastNorth;
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[6654] | 46 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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[12099] | 47 | import org.openstreetmap.josm.data.osm.DataSelectionListener;
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| 48 | import org.openstreetmap.josm.data.osm.event.SelectionEventManager;
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[2666] | 49 | import org.openstreetmap.josm.data.osm.visitor.paint.PaintColors;
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[8557] | 50 | import org.openstreetmap.josm.data.osm.visitor.paint.Rendering;
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[4623] | 51 | import org.openstreetmap.josm.data.osm.visitor.paint.relations.MultipolygonCache;
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[10458] | 52 | import org.openstreetmap.josm.gui.MapViewState.MapViewRectangle;
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[12400] | 53 | import org.openstreetmap.josm.gui.autofilter.AutoFilterManager;
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[10604] | 54 | import org.openstreetmap.josm.gui.datatransfer.OsmTransferHandler;
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[2395] | 55 | import org.openstreetmap.josm.gui.layer.GpxLayer;
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[6565] | 56 | import org.openstreetmap.josm.gui.layer.ImageryLayer;
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[283] | 57 | import org.openstreetmap.josm.gui.layer.Layer;
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[10271] | 58 | import org.openstreetmap.josm.gui.layer.LayerManager;
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| 59 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerAddEvent;
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| 60 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerOrderChangeEvent;
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| 61 | import org.openstreetmap.josm.gui.layer.LayerManager.LayerRemoveEvent;
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[10279] | 62 | import org.openstreetmap.josm.gui.layer.MainLayerManager;
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| 63 | import org.openstreetmap.josm.gui.layer.MainLayerManager.ActiveLayerChangeEvent;
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[10458] | 64 | import org.openstreetmap.josm.gui.layer.MapViewGraphics;
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[608] | 65 | import org.openstreetmap.josm.gui.layer.MapViewPaintable;
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[10458] | 66 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.LayerPainter;
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| 67 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.MapViewEvent;
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[10031] | 68 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.PaintableInvalidationEvent;
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| 69 | import org.openstreetmap.josm.gui.layer.MapViewPaintable.PaintableInvalidationListener;
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[283] | 70 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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[6565] | 71 | import org.openstreetmap.josm.gui.layer.geoimage.GeoImageLayer;
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[572] | 72 | import org.openstreetmap.josm.gui.layer.markerlayer.PlayHeadMarker;
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[12651] | 73 | import org.openstreetmap.josm.gui.mappaint.MapPaintStyles;
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| 74 | import org.openstreetmap.josm.gui.mappaint.MapPaintStyles.MapPaintSylesUpdateListener;
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[12326] | 75 | import org.openstreetmap.josm.io.audio.AudioPlayer;
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[11746] | 76 | import org.openstreetmap.josm.tools.JosmRuntimeException;
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[12030] | 77 | import org.openstreetmap.josm.tools.Logging;
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[5979] | 78 | import org.openstreetmap.josm.tools.Shortcut;
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[6565] | 79 | import org.openstreetmap.josm.tools.Utils;
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[10285] | 80 | import org.openstreetmap.josm.tools.bugreport.BugReport;
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[283] | 81 |
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| 82 | /**
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[5406] | 83 | * This is a component used in the {@link MapFrame} for browsing the map. It use is to
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[6830] | 84 | * provide the MapMode's enough capabilities to operate.<br><br>
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[283] | 85 | *
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[5406] | 86 | * {@code MapView} holds meta-data about the data set currently displayed, as scale level,
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[283] | 87 | * center point viewed, what scrolling mode or editing mode is selected or with
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[6830] | 88 | * what projection the map is viewed etc..<br><br>
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[283] | 89 | *
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[5406] | 90 | * {@code MapView} is able to administrate several layers.
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[283] | 91 | *
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| 92 | * @author imi
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| 93 | */
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[8509] | 94 | public class MapView extends NavigatableComponent
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[10340] | 95 | implements PropertyChangeListener, PreferenceChangedListener,
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[10279] | 96 | LayerManager.LayerChangeListener, MainLayerManager.ActiveLayerChangeListener {
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[6070] | 97 |
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[12651] | 98 | static {
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| 99 | MapPaintStyles.addMapPaintSylesUpdateListener(new MapPaintSylesUpdateListener() {
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| 100 | @Override
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| 101 | public void mapPaintStylesUpdated() {
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| 102 | SwingUtilities.invokeLater(() -> {
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| 103 | // Trigger a repaint of all data layers
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| 104 | MainApplication.getLayerManager().getLayers()
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| 105 | .stream()
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| 106 | .filter(layer -> layer instanceof OsmDataLayer)
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| 107 | .forEach(Layer::invalidate);
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| 108 | });
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| 109 | }
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| 110 |
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| 111 | @Override
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| 112 | public void mapPaintStyleEntryUpdated(int index) {
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| 113 | mapPaintStylesUpdated();
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| 114 | }
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| 115 | });
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| 116 | }
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| 117 |
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[8551] | 118 | /**
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[10031] | 119 | * An invalidation listener that simply calls repaint() for now.
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| 120 | * @author Michael Zangl
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[10271] | 121 | * @since 10271
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[10031] | 122 | */
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| 123 | private class LayerInvalidatedListener implements PaintableInvalidationListener {
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| 124 | private boolean ignoreRepaint;
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[10809] | 125 |
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| 126 | private final Set<MapViewPaintable> invalidatedLayers = Collections.newSetFromMap(new IdentityHashMap<MapViewPaintable, Boolean>());
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| 127 |
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[10031] | 128 | @Override
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[10600] | 129 | public void paintableInvalidated(PaintableInvalidationEvent event) {
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[10809] | 130 | invalidate(event.getLayer());
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| 131 | }
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| 132 |
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[10940] | 133 | /**
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| 134 | * Invalidate contents and repaint map view
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| 135 | * @param mapViewPaintable invalidated layer
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| 136 | */
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[10809] | 137 | public synchronized void invalidate(MapViewPaintable mapViewPaintable) {
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[10031] | 138 | ignoreRepaint = true;
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[10809] | 139 | invalidatedLayers.add(mapViewPaintable);
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[10031] | 140 | repaint();
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| 141 | }
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| 142 |
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| 143 | /**
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| 144 | * Temporary until all {@link MapViewPaintable}s support this.
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| 145 | * @param p The paintable.
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| 146 | */
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[10809] | 147 | public synchronized void addTo(MapViewPaintable p) {
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[12107] | 148 | p.addInvalidationListener(this);
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[10031] | 149 | }
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[10041] | 150 |
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[10031] | 151 | /**
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| 152 | * Temporary until all {@link MapViewPaintable}s support this.
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| 153 | * @param p The paintable.
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| 154 | */
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[10809] | 155 | public synchronized void removeFrom(MapViewPaintable p) {
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[12107] | 156 | p.removeInvalidationListener(this);
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[10809] | 157 | invalidatedLayers.remove(p);
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[10031] | 158 | }
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| 159 |
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| 160 | /**
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| 161 | * 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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| 162 | */
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| 163 | protected synchronized void traceRandomRepaint() {
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| 164 | if (!ignoreRepaint) {
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| 165 | System.err.println("Repaint:");
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| 166 | Thread.dumpStack();
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| 167 | }
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| 168 | ignoreRepaint = false;
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| 169 | }
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[10809] | 170 |
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| 171 | /**
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| 172 | * Retrieves a set of all layers that have been marked as invalid since the last call to this method.
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| 173 | * @return The layers
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| 174 | */
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| 175 | protected synchronized Set<MapViewPaintable> collectInvalidatedLayers() {
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| 176 | Set<MapViewPaintable> layers = Collections.newSetFromMap(new IdentityHashMap<MapViewPaintable, Boolean>());
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| 177 | layers.addAll(invalidatedLayers);
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| 178 | invalidatedLayers.clear();
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| 179 | return layers;
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| 180 | }
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[10031] | 181 | }
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| 182 |
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[10271] | 183 | /**
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[10474] | 184 | * A layer painter that issues a warning when being called.
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| 185 | * @author Michael Zangl
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| 186 | * @since 10474
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| 187 | */
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| 188 | private static class WarningLayerPainter implements LayerPainter {
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[10755] | 189 | boolean warningPrinted;
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[10598] | 190 | private final Layer layer;
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[10474] | 191 |
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[10477] | 192 | WarningLayerPainter(Layer layer) {
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[10474] | 193 | this.layer = layer;
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| 194 | }
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| 195 |
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| 196 | @Override
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| 197 | public void paint(MapViewGraphics graphics) {
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| 198 | if (!warningPrinted) {
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[12620] | 199 | Logging.debug("A layer triggered a repaint while being added: " + layer);
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[10474] | 200 | warningPrinted = true;
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| 201 | }
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| 202 | }
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| 203 |
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| 204 | @Override
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| 205 | public void detachFromMapView(MapViewEvent event) {
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| 206 | // ignored
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| 207 | }
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| 208 | }
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| 209 |
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[12182] | 210 | /**
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[10271] | 211 | * 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] | 212 | */
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[10279] | 213 | private final MainLayerManager layerManager;
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[8551] | 214 |
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[1169] | 215 | /**
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| 216 | * The play head marker: there is only one of these so it isn't in any specific layer
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| 217 | */
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[8840] | 218 | public transient PlayHeadMarker playHeadMarker;
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[1750] | 219 |
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[1169] | 220 | /**
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| 221 | * The last event performed by mouse.
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| 222 | */
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[3451] | 223 | 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] | 224 |
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[8552] | 225 | /**
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| 226 | * Temporary layers (selection rectangle, etc.) that are never cached and
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| 227 | * drawn on top of regular layers.
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| 228 | * Access must be synchronized.
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| 229 | */
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| 230 | private final transient Set<MapViewPaintable> temporaryLayers = new LinkedHashSet<>();
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[1023] | 231 |
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[8308] | 232 | private transient BufferedImage nonChangedLayersBuffer;
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| 233 | private transient BufferedImage offscreenBuffer;
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[3116] | 234 | // Layers that wasn't changed since last paint
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[8308] | 235 | private final transient List<Layer> nonChangedLayers = new ArrayList<>();
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[3118] | 236 | private int lastViewID;
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[11048] | 237 | private final AtomicBoolean paintPreferencesChanged = new AtomicBoolean(true);
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[3144] | 238 | private Rectangle lastClipBounds = new Rectangle();
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[8308] | 239 | private transient MapMover mapMover;
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[1023] | 240 |
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[5406] | 241 | /**
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[10031] | 242 | * The listener that listens to invalidations of all layers.
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| 243 | */
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| 244 | private final LayerInvalidatedListener invalidatedListener = new LayerInvalidatedListener();
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| 245 |
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| 246 | /**
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[10458] | 247 | * This is a map of all Layers that have been added to this view.
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| 248 | */
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| 249 | private final HashMap<Layer, LayerPainter> registeredLayers = new HashMap<>();
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| 250 |
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| 251 | /**
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[5406] | 252 | * Constructs a new {@code MapView}.
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[10271] | 253 | * @param layerManager The layers to display.
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[10432] | 254 | * @param contentPane Ignored. Main content pane is used.
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[5670] | 255 | * @param viewportData the initial viewport of the map. Can be null, then
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| 256 | * the viewport is derived from the layer data.
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[10279] | 257 | * @since 10279
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[11713] | 258 | * @deprecated use {@link #MapView(MainLayerManager, ViewportData)} instead
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[5406] | 259 | */
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[11713] | 260 | @Deprecated
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[10279] | 261 | public MapView(MainLayerManager layerManager, final JPanel contentPane, final ViewportData viewportData) {
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[11713] | 262 | this(layerManager, viewportData);
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| 263 | }
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| 264 |
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| 265 | /**
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| 266 | * Constructs a new {@code MapView}.
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| 267 | * @param layerManager The layers to display.
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| 268 | * @param viewportData the initial viewport of the map. Can be null, then
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| 269 | * the viewport is derived from the layer data.
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| 270 | * @since 11713
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| 271 | */
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| 272 | public MapView(MainLayerManager layerManager, final ViewportData viewportData) {
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[10271] | 273 | this.layerManager = layerManager;
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[7816] | 274 | initialViewport = viewportData;
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[11905] | 275 | layerManager.addAndFireLayerChangeListener(this);
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[10332] | 276 | layerManager.addActiveLayerChangeListener(this);
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[3128] | 277 | Main.pref.addPreferenceChangeListener(this);
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[3327] | 278 |
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[8510] | 279 | addComponentListener(new ComponentAdapter() {
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[10078] | 280 | @Override
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| 281 | public void componentResized(ComponentEvent e) {
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[1169] | 282 | removeComponentListener(this);
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[11713] | 283 | mapMover = new MapMover(MapView.this);
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[1169] | 284 | }
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| 285 | });
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[283] | 286 |
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[11713] | 287 | // listens to selection changes to redraw the map
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[12099] | 288 | SelectionEventManager.getInstance().addSelectionListenerForEdt(repaintSelectionChangedListener);
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[811] | 289 |
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[1169] | 290 | //store the last mouse action
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[6100] | 291 | this.addMouseMotionListener(new MouseMotionListener() {
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[8510] | 292 | @Override
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| 293 | public void mouseDragged(MouseEvent e) {
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[1169] | 294 | mouseMoved(e);
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| 295 | }
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[8510] | 296 |
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| 297 | @Override
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| 298 | public void mouseMoved(MouseEvent e) {
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[1169] | 299 | lastMEvent = e;
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[6070] | 300 | }
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[6100] | 301 | });
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| 302 | this.addMouseListener(new MouseAdapter() {
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[6018] | 303 | @Override
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| 304 | public void mousePressed(MouseEvent me) {
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| 305 | // focus the MapView component when mouse is pressed inside it
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| 306 | requestFocus();
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[1169] | 307 | }
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| 308 | });
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[5979] | 309 |
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[11173] | 310 | setFocusTraversalKeysEnabled(!Shortcut.findShortcut(KeyEvent.VK_TAB, 0).isPresent());
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[10078] | 311 |
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[10634] | 312 | for (JComponent c : getMapNavigationComponents(this)) {
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[10078] | 313 | add(c);
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| 314 | }
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[12400] | 315 | if (AutoFilterManager.PROP_AUTO_FILTER_ENABLED.get()) {
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| 316 | AutoFilterManager.getInstance().enableAutoFilterRule(AutoFilterManager.PROP_AUTO_FILTER_RULE.get());
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| 317 | }
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[10604] | 318 | setTransferHandler(new OsmTransferHandler());
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[1169] | 319 | }
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[283] | 320 |
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[8555] | 321 | /**
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| 322 | * Adds the map navigation components to a
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| 323 | * @param forMapView The map view to get the components for.
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| 324 | * @return A list containing the correctly positioned map navigation components.
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| 325 | */
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| 326 | public static List<? extends JComponent> getMapNavigationComponents(MapView forMapView) {
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| 327 | MapSlider zoomSlider = new MapSlider(forMapView);
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[10078] | 328 | Dimension size = zoomSlider.getPreferredSize();
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| 329 | zoomSlider.setSize(size);
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| 330 | zoomSlider.setLocation(3, 0);
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[11173] | 331 | zoomSlider.setFocusTraversalKeysEnabled(!Shortcut.findShortcut(KeyEvent.VK_TAB, 0).isPresent());
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[8555] | 332 |
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| 333 | MapScaler scaler = new MapScaler(forMapView);
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[10078] | 334 | scaler.setPreferredLineLength(size.width - 10);
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| 335 | scaler.setSize(scaler.getPreferredSize());
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| 336 | scaler.setLocation(3, size.height);
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[8555] | 337 |
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| 338 | return Arrays.asList(zoomSlider, scaler);
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| 339 | }
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| 340 |
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[6019] | 341 | // remebered geometry of the component
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[8840] | 342 | private Dimension oldSize;
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| 343 | private Point oldLoc;
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[6070] | 344 |
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[8612] | 345 | /**
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[6019] | 346 | * Call this method to keep map position on screen during next repaint
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| 347 | */
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| 348 | public void rememberLastPositionOnScreen() {
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| 349 | oldSize = getSize();
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[10378] | 350 | oldLoc = getLocationOnScreen();
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[6019] | 351 | }
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[6070] | 352 |
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[10271] | 353 | @Override
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| 354 | public void layerAdded(LayerAddEvent e) {
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[10458] | 355 | try {
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| 356 | Layer layer = e.getAddedLayer();
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[10474] | 357 | registeredLayers.put(layer, new WarningLayerPainter(layer));
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| 358 | // Layers may trigger a redraw during this call if they open dialogs.
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[10476] | 359 | LayerPainter painter = layer.attachToMapView(new MapViewEvent(this, false));
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| 360 | if (!registeredLayers.containsKey(layer)) {
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| 361 | // The layer may have removed itself during attachToMapView()
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[12620] | 362 | Logging.warn("Layer was removed during attachToMapView()");
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[10476] | 363 | } else {
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| 364 | registeredLayers.put(layer, painter);
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[8646] | 365 |
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[11774] | 366 | if (e.isZoomRequired()) {
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| 367 | ProjectionBounds viewProjectionBounds = layer.getViewProjectionBounds();
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| 368 | if (viewProjectionBounds != null) {
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| 369 | scheduleZoomTo(new ViewportData(viewProjectionBounds));
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| 370 | }
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[10476] | 371 | }
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[10432] | 372 |
|
---|
[10476] | 373 | layer.addPropertyChangeListener(this);
|
---|
| 374 | Main.addProjectionChangeListener(layer);
|
---|
| 375 | invalidatedListener.addTo(layer);
|
---|
| 376 | AudioPlayer.reset();
|
---|
[10271] | 377 |
|
---|
[10476] | 378 | repaint();
|
---|
| 379 | }
|
---|
[11746] | 380 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException t) {
|
---|
[10458] | 381 | throw BugReport.intercept(t).put("layer", e.getAddedLayer());
|
---|
| 382 | }
|
---|
[10008] | 383 | }
|
---|
| 384 |
|
---|
| 385 | /**
|
---|
[8551] | 386 | * Replies true if the active data layer (edit layer) is drawable.
|
---|
[2512] | 387 | *
|
---|
[8551] | 388 | * @return true if the active data layer (edit layer) is drawable, false otherwise
|
---|
[1750] | 389 | */
|
---|
| 390 | public boolean isActiveLayerDrawable() {
|
---|
[10742] | 391 | return layerManager.getEditLayer() != null;
|
---|
[1169] | 392 | }
|
---|
[1677] | 393 |
|
---|
[1750] | 394 | /**
|
---|
[8551] | 395 | * Replies true if the active data layer (edit layer) is visible.
|
---|
[2512] | 396 | *
|
---|
[8551] | 397 | * @return true if the active data layer (edit layer) is visible, false otherwise
|
---|
[1750] | 398 | */
|
---|
| 399 | public boolean isActiveLayerVisible() {
|
---|
[10742] | 400 | OsmDataLayer e = layerManager.getEditLayer();
|
---|
[10271] | 401 | return e != null && e.isVisible();
|
---|
[1418] | 402 | }
|
---|
[845] | 403 |
|
---|
[10271] | 404 | @Override
|
---|
| 405 | public void layerRemoving(LayerRemoveEvent e) {
|
---|
| 406 | Layer layer = e.getRemovedLayer();
|
---|
[2860] | 407 |
|
---|
[10458] | 408 | LayerPainter painter = registeredLayers.remove(layer);
|
---|
| 409 | if (painter == null) {
|
---|
[12620] | 410 | Logging.error("The painter for layer " + layer + " was not registered.");
|
---|
[10496] | 411 | return;
|
---|
[10458] | 412 | }
|
---|
| 413 | painter.detachFromMapView(new MapViewEvent(this, false));
|
---|
[10271] | 414 | Main.removeProjectionChangeListener(layer);
|
---|
| 415 | layer.removePropertyChangeListener(this);
|
---|
| 416 | invalidatedListener.removeFrom(layer);
|
---|
| 417 | layer.destroy();
|
---|
| 418 | AudioPlayer.reset();
|
---|
[6070] | 419 |
|
---|
[1895] | 420 | repaint();
|
---|
[1169] | 421 | }
|
---|
[283] | 422 |
|
---|
[8840] | 423 | private boolean virtualNodesEnabled;
|
---|
[2621] | 424 |
|
---|
[12391] | 425 | /**
|
---|
| 426 | * Enables or disables drawing of the virtual nodes.
|
---|
| 427 | * @param enabled if virtual nodes are enabled
|
---|
| 428 | */
|
---|
[1750] | 429 | public void setVirtualNodesEnabled(boolean enabled) {
|
---|
[8510] | 430 | if (virtualNodesEnabled != enabled) {
|
---|
[1750] | 431 | virtualNodesEnabled = enabled;
|
---|
[1169] | 432 | repaint();
|
---|
| 433 | }
|
---|
| 434 | }
|
---|
[8510] | 435 |
|
---|
[8553] | 436 | /**
|
---|
| 437 | * Checks if virtual nodes should be drawn. Default is <code>false</code>
|
---|
| 438 | * @return The virtual nodes property.
|
---|
[12620] | 439 | * @see Rendering#render
|
---|
[8553] | 440 | */
|
---|
[1750] | 441 | public boolean isVirtualNodesEnabled() {
|
---|
| 442 | return virtualNodesEnabled;
|
---|
[1169] | 443 | }
|
---|
[805] | 444 |
|
---|
[1169] | 445 | /**
|
---|
[1943] | 446 | * Moves the layer to the given new position. No event is fired, but repaints
|
---|
| 447 | * according to the new Z-Order of the layers.
|
---|
[2512] | 448 | *
|
---|
[1169] | 449 | * @param layer The layer to move
|
---|
| 450 | * @param pos The new position of the layer
|
---|
| 451 | */
|
---|
| 452 | public void moveLayer(Layer layer, int pos) {
|
---|
[10271] | 453 | layerManager.moveLayer(layer, pos);
|
---|
| 454 | }
|
---|
[8631] | 455 |
|
---|
[10271] | 456 | @Override
|
---|
| 457 | public void layerOrderChanged(LayerOrderChangeEvent e) {
|
---|
| 458 | AudioPlayer.reset();
|
---|
[1943] | 459 | repaint();
|
---|
[1169] | 460 | }
|
---|
[283] | 461 |
|
---|
[11226] | 462 | /**
|
---|
| 463 | * Paints the given layer to the graphics object, using the current state of this map view.
|
---|
| 464 | * @param layer The layer to draw.
|
---|
| 465 | * @param g A graphics object. It should have the width and height of this component
|
---|
| 466 | * @throws IllegalArgumentException If the layer is not part of this map view.
|
---|
| 467 | * @since 11226
|
---|
| 468 | */
|
---|
| 469 | public void paintLayer(Layer layer, Graphics2D g) {
|
---|
[10285] | 470 | try {
|
---|
[10458] | 471 | LayerPainter painter = registeredLayers.get(layer);
|
---|
| 472 | if (painter == null) {
|
---|
[12030] | 473 | Logging.warn("Cannot paint layer, it is not registered: {0}", layer);
|
---|
| 474 | return;
|
---|
[10458] | 475 | }
|
---|
| 476 | MapViewRectangle clipBounds = getState().getViewArea(g.getClipBounds());
|
---|
| 477 | MapViewGraphics paintGraphics = new MapViewGraphics(this, g, clipBounds);
|
---|
| 478 |
|
---|
[10285] | 479 | if (layer.getOpacity() < 1) {
|
---|
| 480 | g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) layer.getOpacity()));
|
---|
| 481 | }
|
---|
[10458] | 482 | painter.paint(paintGraphics);
|
---|
[10285] | 483 | g.setPaintMode();
|
---|
[11746] | 484 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException t) {
|
---|
[11226] | 485 | BugReport.intercept(t).put("layer", layer).warn();
|
---|
[3705] | 486 | }
|
---|
| 487 | }
|
---|
| 488 |
|
---|
[1943] | 489 | /**
|
---|
[1169] | 490 | * Draw the component.
|
---|
| 491 | */
|
---|
[8365] | 492 | @Override
|
---|
| 493 | public void paint(Graphics g) {
|
---|
[10819] | 494 | try {
|
---|
| 495 | if (!prepareToDraw()) {
|
---|
| 496 | return;
|
---|
| 497 | }
|
---|
[11746] | 498 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10941] | 499 | BugReport.intercept(e).put("center", this::getCenter).warn();
|
---|
[3478] | 500 | return;
|
---|
[6019] | 501 | }
|
---|
[6070] | 502 |
|
---|
[11765] | 503 | try {
|
---|
| 504 | drawMapContent(g);
|
---|
[11807] | 505 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[11765] | 506 | throw BugReport.intercept(e).put("visibleLayers", layerManager::getVisibleLayersInZOrder)
|
---|
| 507 | .put("temporaryLayers", temporaryLayers);
|
---|
| 508 | }
|
---|
| 509 | super.paint(g);
|
---|
| 510 | }
|
---|
| 511 |
|
---|
| 512 | private void drawMapContent(Graphics g) {
|
---|
[10271] | 513 | List<Layer> visibleLayers = layerManager.getVisibleLayersInZOrder();
|
---|
[3116] | 514 |
|
---|
| 515 | int nonChangedLayersCount = 0;
|
---|
[10809] | 516 | Set<MapViewPaintable> invalidated = invalidatedListener.collectInvalidatedLayers();
|
---|
[3116] | 517 | for (Layer l: visibleLayers) {
|
---|
[12170] | 518 | if (invalidated.contains(l)) {
|
---|
[3116] | 519 | break;
|
---|
| 520 | } else {
|
---|
| 521 | nonChangedLayersCount++;
|
---|
| 522 | }
|
---|
[1750] | 523 | }
|
---|
[775] | 524 |
|
---|
[11029] | 525 | boolean canUseBuffer = !paintPreferencesChanged.getAndSet(false)
|
---|
[11028] | 526 | && nonChangedLayers.size() <= nonChangedLayersCount
|
---|
| 527 | && lastViewID == getViewID()
|
---|
| 528 | && lastClipBounds.contains(g.getClipBounds())
|
---|
| 529 | && nonChangedLayers.equals(visibleLayers.subList(0, nonChangedLayers.size()));
|
---|
[283] | 530 |
|
---|
[3136] | 531 | if (null == offscreenBuffer || offscreenBuffer.getWidth() != getWidth() || offscreenBuffer.getHeight() != getHeight()) {
|
---|
| 532 | offscreenBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
| 533 | }
|
---|
| 534 |
|
---|
| 535 | Graphics2D tempG = offscreenBuffer.createGraphics();
|
---|
| 536 | tempG.setClip(g.getClip());
|
---|
[2450] | 537 |
|
---|
[3136] | 538 | if (!canUseBuffer || nonChangedLayersBuffer == null) {
|
---|
[8509] | 539 | if (null == nonChangedLayersBuffer
|
---|
| 540 | || nonChangedLayersBuffer.getWidth() != getWidth() || nonChangedLayersBuffer.getHeight() != getHeight()) {
|
---|
[3136] | 541 | nonChangedLayersBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
[3116] | 542 | }
|
---|
[3136] | 543 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
[3125] | 544 | g2.setClip(g.getClip());
|
---|
[3896] | 545 | g2.setColor(PaintColors.getBackgroundColor());
|
---|
[3116] | 546 | g2.fillRect(0, 0, getWidth(), getHeight());
|
---|
| 547 |
|
---|
[8510] | 548 | for (int i = 0; i < nonChangedLayersCount; i++) {
|
---|
[11226] | 549 | paintLayer(visibleLayers.get(i), g2);
|
---|
[3116] | 550 | }
|
---|
| 551 | } else {
|
---|
| 552 | // Maybe there were more unchanged layers then last time - draw them to buffer
|
---|
| 553 | if (nonChangedLayers.size() != nonChangedLayersCount) {
|
---|
[3136] | 554 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
[3125] | 555 | g2.setClip(g.getClip());
|
---|
[8510] | 556 | for (int i = nonChangedLayers.size(); i < nonChangedLayersCount; i++) {
|
---|
[11226] | 557 | paintLayer(visibleLayers.get(i), g2);
|
---|
[3116] | 558 | }
|
---|
| 559 | }
|
---|
[1169] | 560 | }
|
---|
[3116] | 561 |
|
---|
| 562 | nonChangedLayers.clear();
|
---|
[11028] | 563 | nonChangedLayers.addAll(visibleLayers.subList(0, nonChangedLayersCount));
|
---|
[3118] | 564 | lastViewID = getViewID();
|
---|
[3144] | 565 | lastClipBounds = g.getClipBounds();
|
---|
[3116] | 566 |
|
---|
[3136] | 567 | tempG.drawImage(nonChangedLayersBuffer, 0, 0, null);
|
---|
[3116] | 568 |
|
---|
[8510] | 569 | for (int i = nonChangedLayersCount; i < visibleLayers.size(); i++) {
|
---|
[11226] | 570 | paintLayer(visibleLayers.get(i), tempG);
|
---|
[3116] | 571 | }
|
---|
| 572 |
|
---|
[10819] | 573 | try {
|
---|
[11226] | 574 | drawTemporaryLayers(tempG, getLatLonBounds(g.getClipBounds()));
|
---|
[11746] | 575 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 576 | BugReport.intercept(e).put("temporaryLayers", temporaryLayers).warn();
|
---|
[1169] | 577 | }
|
---|
[1023] | 578 |
|
---|
[1169] | 579 | // draw world borders
|
---|
[10586] | 580 | try {
|
---|
| 581 | drawWorldBorders(tempG);
|
---|
[11746] | 582 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 583 | // getProjection() needs to be inside lambda to catch errors.
|
---|
| 584 | BugReport.intercept(e).put("bounds", () -> getProjection().getWorldBoundsLatLon()).warn();
|
---|
[10586] | 585 | }
|
---|
| 586 |
|
---|
[12630] | 587 | MapFrame map = MainApplication.getMap();
|
---|
[12400] | 588 | if (AutoFilterManager.getInstance().getCurrentAutoFilter() != null) {
|
---|
| 589 | AutoFilterManager.getInstance().drawOSDText(tempG);
|
---|
[12630] | 590 | } else if (MainApplication.isDisplayingMapView() && map.filterDialog != null) {
|
---|
| 591 | map.filterDialog.drawOSDText(tempG);
|
---|
[10586] | 592 | }
|
---|
| 593 |
|
---|
| 594 | if (playHeadMarker != null) {
|
---|
| 595 | playHeadMarker.paint(tempG, this);
|
---|
| 596 | }
|
---|
| 597 |
|
---|
| 598 | try {
|
---|
| 599 | g.drawImage(offscreenBuffer, 0, 0, null);
|
---|
| 600 | } catch (ClassCastException e) {
|
---|
| 601 | // See #11002 and duplicate tickets. On Linux with Java >= 8 Many users face this error here:
|
---|
| 602 | //
|
---|
| 603 | // java.lang.ClassCastException: sun.awt.image.BufImgSurfaceData cannot be cast to sun.java2d.xr.XRSurfaceData
|
---|
| 604 | // at sun.java2d.xr.XRPMBlitLoops.cacheToTmpSurface(XRPMBlitLoops.java:145)
|
---|
| 605 | // at sun.java2d.xr.XrSwToPMBlit.Blit(XRPMBlitLoops.java:353)
|
---|
| 606 | // at sun.java2d.pipe.DrawImage.blitSurfaceData(DrawImage.java:959)
|
---|
| 607 | // at sun.java2d.pipe.DrawImage.renderImageCopy(DrawImage.java:577)
|
---|
| 608 | // at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:67)
|
---|
| 609 | // at sun.java2d.pipe.DrawImage.copyImage(DrawImage.java:1014)
|
---|
| 610 | // at sun.java2d.pipe.ValidatePipe.copyImage(ValidatePipe.java:186)
|
---|
| 611 | // at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3318)
|
---|
| 612 | // at sun.java2d.SunGraphics2D.drawImage(SunGraphics2D.java:3296)
|
---|
| 613 | // at org.openstreetmap.josm.gui.MapView.paint(MapView.java:834)
|
---|
| 614 | //
|
---|
| 615 | // It seems to be this JDK bug, but Oracle does not seem to be fixing it:
|
---|
| 616 | // https://bugs.openjdk.java.net/browse/JDK-7172749
|
---|
| 617 | //
|
---|
| 618 | // According to bug reports it can happen for a variety of reasons such as:
|
---|
| 619 | // - long period of time
|
---|
| 620 | // - change of screen resolution
|
---|
| 621 | // - addition/removal of a secondary monitor
|
---|
| 622 | //
|
---|
| 623 | // But the application seems to work fine after, so let's just log the error
|
---|
[12620] | 624 | Logging.error(e);
|
---|
[10586] | 625 | }
|
---|
| 626 | }
|
---|
| 627 |
|
---|
[10819] | 628 | private void drawTemporaryLayers(Graphics2D tempG, Bounds box) {
|
---|
| 629 | synchronized (temporaryLayers) {
|
---|
| 630 | for (MapViewPaintable mvp : temporaryLayers) {
|
---|
| 631 | try {
|
---|
| 632 | mvp.paint(tempG, this, box);
|
---|
[11746] | 633 | } catch (JosmRuntimeException | IllegalArgumentException | IllegalStateException e) {
|
---|
[10819] | 634 | throw BugReport.intercept(e).put("mvp", mvp);
|
---|
| 635 | }
|
---|
| 636 | }
|
---|
| 637 | }
|
---|
| 638 | }
|
---|
| 639 |
|
---|
[10586] | 640 | private void drawWorldBorders(Graphics2D tempG) {
|
---|
[1169] | 641 | tempG.setColor(Color.WHITE);
|
---|
[1823] | 642 | Bounds b = getProjection().getWorldBoundsLatLon();
|
---|
| 643 |
|
---|
[3116] | 644 | int w = getWidth();
|
---|
| 645 | int h = getHeight();
|
---|
[2107] | 646 |
|
---|
| 647 | // Work around OpenJDK having problems when drawing out of bounds
|
---|
[10806] | 648 | final Area border = getState().getArea(b);
|
---|
[2107] | 649 | // Make the viewport 1px larger in every direction to prevent an
|
---|
| 650 | // additional 1px border when zooming in
|
---|
| 651 | final Area viewport = new Area(new Rectangle(-1, -1, w + 2, h + 2));
|
---|
| 652 | border.intersect(viewport);
|
---|
| 653 | tempG.draw(border);
|
---|
[1169] | 654 | }
|
---|
[283] | 655 |
|
---|
[1169] | 656 | /**
|
---|
[8553] | 657 | * Sets up the viewport to prepare for drawing the view.
|
---|
| 658 | * @return <code>true</code> if the view can be drawn, <code>false</code> otherwise.
|
---|
| 659 | */
|
---|
| 660 | public boolean prepareToDraw() {
|
---|
[10375] | 661 | updateLocationState();
|
---|
[8553] | 662 | if (initialViewport != null) {
|
---|
| 663 | zoomTo(initialViewport);
|
---|
| 664 | initialViewport = null;
|
---|
| 665 | }
|
---|
| 666 |
|
---|
| 667 | if (getCenter() == null)
|
---|
| 668 | return false; // no data loaded yet.
|
---|
| 669 |
|
---|
| 670 | // if the position was remembered, we need to adjust center once before repainting
|
---|
| 671 | if (oldLoc != null && oldSize != null) {
|
---|
[10378] | 672 | Point l1 = getLocationOnScreen();
|
---|
[8553] | 673 | final EastNorth newCenter = new EastNorth(
|
---|
| 674 | getCenter().getX()+ (l1.x-oldLoc.x - (oldSize.width-getWidth())/2.0)*getScale(),
|
---|
| 675 | getCenter().getY()+ (oldLoc.y-l1.y + (oldSize.height-getHeight())/2.0)*getScale()
|
---|
| 676 | );
|
---|
| 677 | oldLoc = null; oldSize = null;
|
---|
| 678 | zoomTo(newCenter);
|
---|
| 679 | }
|
---|
| 680 |
|
---|
| 681 | return true;
|
---|
| 682 | }
|
---|
| 683 |
|
---|
[10271] | 684 | @Override
|
---|
| 685 | public void activeOrEditLayerChanged(ActiveLayerChangeEvent e) {
|
---|
[12630] | 686 | MapFrame map = MainApplication.getMap();
|
---|
| 687 | if (map != null) {
|
---|
[10458] | 688 | /* This only makes the buttons look disabled. Disabling the actions as well requires
|
---|
| 689 | * the user to re-select the tool after i.e. moving a layer. While testing I found
|
---|
| 690 | * that I switch layers and actions at the same time and it was annoying to mind the
|
---|
| 691 | * order. This way it works as visual clue for new users */
|
---|
| 692 | // FIXME: This does not belong here.
|
---|
[12630] | 693 | for (final AbstractButton b: map.allMapModeButtons) {
|
---|
[10458] | 694 | MapMode mode = (MapMode) b.getAction();
|
---|
| 695 | final boolean activeLayerSupported = mode.layerIsSupported(layerManager.getActiveLayer());
|
---|
| 696 | if (activeLayerSupported) {
|
---|
[12639] | 697 | MainApplication.registerActionShortcut(mode, mode.getShortcut()); //fix #6876
|
---|
[10458] | 698 | } else {
|
---|
[12639] | 699 | MainApplication.unregisterShortcut(mode.getShortcut());
|
---|
[10458] | 700 | }
|
---|
| 701 | b.setEnabled(activeLayerSupported);
|
---|
[4480] | 702 | }
|
---|
[1379] | 703 | }
|
---|
[12174] | 704 | // invalidate repaint cache. The layer order may have changed by this, so we invalidate every layer
|
---|
| 705 | getLayerManager().getLayers().forEach(invalidatedListener::invalidate);
|
---|
[1685] | 706 | AudioPlayer.reset();
|
---|
[1169] | 707 | }
|
---|
[283] | 708 |
|
---|
[1169] | 709 | /**
|
---|
[8552] | 710 | * Adds a new temporary layer.
|
---|
| 711 | * <p>
|
---|
| 712 | * A temporary layer is a layer that is painted above all normal layers. Layers are painted in the order they are added.
|
---|
| 713 | *
|
---|
| 714 | * @param mvp The layer to paint.
|
---|
| 715 | * @return <code>true</code> if the layer was added.
|
---|
| 716 | */
|
---|
[1169] | 717 | public boolean addTemporaryLayer(MapViewPaintable mvp) {
|
---|
[8552] | 718 | synchronized (temporaryLayers) {
|
---|
[10031] | 719 | boolean added = temporaryLayers.add(mvp);
|
---|
| 720 | if (added) {
|
---|
| 721 | invalidatedListener.addTo(mvp);
|
---|
| 722 | }
|
---|
[12103] | 723 | repaint();
|
---|
[10031] | 724 | return added;
|
---|
[8552] | 725 | }
|
---|
[1169] | 726 | }
|
---|
[1023] | 727 |
|
---|
[8552] | 728 | /**
|
---|
| 729 | * Removes a layer previously added as temporary layer.
|
---|
| 730 | * @param mvp The layer to remove.
|
---|
| 731 | * @return <code>true</code> if that layer was removed.
|
---|
| 732 | */
|
---|
[1169] | 733 | public boolean removeTemporaryLayer(MapViewPaintable mvp) {
|
---|
[8552] | 734 | synchronized (temporaryLayers) {
|
---|
[10031] | 735 | boolean removed = temporaryLayers.remove(mvp);
|
---|
| 736 | if (removed) {
|
---|
| 737 | invalidatedListener.removeFrom(mvp);
|
---|
| 738 | }
|
---|
[12103] | 739 | repaint();
|
---|
[10031] | 740 | return removed;
|
---|
[8552] | 741 | }
|
---|
[1169] | 742 | }
|
---|
[1890] | 743 |
|
---|
[8552] | 744 | /**
|
---|
| 745 | * Gets a list of temporary layers.
|
---|
| 746 | * @return The layers in the order they are added.
|
---|
| 747 | */
|
---|
| 748 | public List<MapViewPaintable> getTemporaryLayers() {
|
---|
| 749 | synchronized (temporaryLayers) {
|
---|
| 750 | return Collections.unmodifiableList(new ArrayList<>(temporaryLayers));
|
---|
| 751 | }
|
---|
| 752 | }
|
---|
| 753 |
|
---|
[5965] | 754 | @Override
|
---|
[1890] | 755 | public void propertyChange(PropertyChangeEvent evt) {
|
---|
| 756 | if (evt.getPropertyName().equals(Layer.VISIBLE_PROP)) {
|
---|
| 757 | repaint();
|
---|
[8625] | 758 | } else if (evt.getPropertyName().equals(Layer.OPACITY_PROP) ||
|
---|
| 759 | evt.getPropertyName().equals(Layer.FILTER_STATE_PROP)) {
|
---|
[8510] | 760 | Layer l = (Layer) evt.getSource();
|
---|
[3705] | 761 | if (l.isVisible()) {
|
---|
[10809] | 762 | invalidatedListener.invalidate(l);
|
---|
[3705] | 763 | }
|
---|
[1890] | 764 | }
|
---|
| 765 | }
|
---|
[2025] | 766 |
|
---|
[5406] | 767 | @Override
|
---|
| 768 | public void preferenceChanged(PreferenceChangeEvent e) {
|
---|
[11029] | 769 | paintPreferencesChanged.set(true);
|
---|
[3128] | 770 | }
|
---|
| 771 |
|
---|
[12099] | 772 | private final transient DataSelectionListener repaintSelectionChangedListener = event -> repaint();
|
---|
[3443] | 773 |
|
---|
[10374] | 774 | /**
|
---|
| 775 | * Destroy this map view panel. Should be called once when it is not needed any more.
|
---|
| 776 | */
|
---|
[3443] | 777 | public void destroy() {
|
---|
[11905] | 778 | layerManager.removeAndFireLayerChangeListener(this);
|
---|
[10271] | 779 | layerManager.removeActiveLayerChangeListener(this);
|
---|
[3443] | 780 | Main.pref.removePreferenceChangeListener(this);
|
---|
[12099] | 781 | SelectionEventManager.getInstance().removeSelectionListener(repaintSelectionChangedListener);
|
---|
[11779] | 782 | MultipolygonCache.getInstance().clear();
|
---|
[5472] | 783 | if (mapMover != null) {
|
---|
| 784 | mapMover.destroy();
|
---|
| 785 | }
|
---|
[10271] | 786 | nonChangedLayers.clear();
|
---|
[8552] | 787 | synchronized (temporaryLayers) {
|
---|
| 788 | temporaryLayers.clear();
|
---|
| 789 | }
|
---|
[10374] | 790 | nonChangedLayersBuffer = null;
|
---|
[10898] | 791 | offscreenBuffer = null;
|
---|
[3443] | 792 | }
|
---|
| 793 |
|
---|
[6565] | 794 | /**
|
---|
| 795 | * Get a string representation of all layers suitable for the {@code source} changeset tag.
|
---|
[8551] | 796 | * @return A String of sources separated by ';'
|
---|
[6565] | 797 | */
|
---|
| 798 | public String getLayerInformationForSourceTag() {
|
---|
[10669] | 799 | final Set<String> layerInfo = new TreeSet<>();
|
---|
| 800 | if (!layerManager.getLayersOfType(GpxLayer.class).isEmpty()) {
|
---|
[6565] | 801 | // no i18n for international values
|
---|
| 802 | layerInfo.add("survey");
|
---|
| 803 | }
|
---|
[10669] | 804 | for (final GeoImageLayer i : layerManager.getLayersOfType(GeoImageLayer.class)) {
|
---|
[9198] | 805 | if (i.isVisible()) {
|
---|
| 806 | layerInfo.add(i.getName());
|
---|
| 807 | }
|
---|
[6565] | 808 | }
|
---|
[10669] | 809 | for (final ImageryLayer i : layerManager.getLayersOfType(ImageryLayer.class)) {
|
---|
[9198] | 810 | if (i.isVisible()) {
|
---|
| 811 | layerInfo.add(ImageryInfo.ImageryType.BING.equals(i.getInfo().getImageryType()) ? "Bing" : i.getName());
|
---|
| 812 | }
|
---|
[6565] | 813 | }
|
---|
| 814 | return Utils.join("; ", layerInfo);
|
---|
| 815 | }
|
---|
[8548] | 816 |
|
---|
| 817 | /**
|
---|
| 818 | * This is a listener that gets informed whenever repaint is called for this MapView.
|
---|
| 819 | * <p>
|
---|
| 820 | * This is the only safe method to find changes to the map view, since many components call MapView.repaint() directly.
|
---|
| 821 | * @author Michael Zangl
|
---|
[10600] | 822 | * @since 10600 (functional interface)
|
---|
[8548] | 823 | */
|
---|
[10600] | 824 | @FunctionalInterface
|
---|
[8548] | 825 | public interface RepaintListener {
|
---|
| 826 | /**
|
---|
| 827 | * Called when any repaint method is called (using default arguments if required).
|
---|
| 828 | * @param tm see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 829 | * @param x see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 830 | * @param y see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 831 | * @param width see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 832 | * @param height see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
| 833 | */
|
---|
| 834 | void repaint(long tm, int x, int y, int width, int height);
|
---|
| 835 | }
|
---|
| 836 |
|
---|
[9623] | 837 | private final transient CopyOnWriteArrayList<RepaintListener> repaintListeners = new CopyOnWriteArrayList<>();
|
---|
[8548] | 838 |
|
---|
| 839 | /**
|
---|
| 840 | * Adds a listener that gets informed whenever repaint() is called for this class.
|
---|
| 841 | * @param l The listener.
|
---|
| 842 | */
|
---|
| 843 | public void addRepaintListener(RepaintListener l) {
|
---|
| 844 | repaintListeners.add(l);
|
---|
| 845 | }
|
---|
| 846 |
|
---|
| 847 | /**
|
---|
| 848 | * Removes a registered repaint listener.
|
---|
| 849 | * @param l The listener.
|
---|
| 850 | */
|
---|
| 851 | public void removeRepaintListener(RepaintListener l) {
|
---|
| 852 | repaintListeners.remove(l);
|
---|
| 853 | }
|
---|
| 854 |
|
---|
| 855 | @Override
|
---|
| 856 | public void repaint(long tm, int x, int y, int width, int height) {
|
---|
[8557] | 857 | // This is the main repaint method, all other methods are convenience methods and simply call this method.
|
---|
| 858 | // This is just an observation, not a must, but seems to be true for all implementations I found so far.
|
---|
[8548] | 859 | if (repaintListeners != null) {
|
---|
| 860 | // Might get called early in super constructor
|
---|
| 861 | for (RepaintListener l : repaintListeners) {
|
---|
| 862 | l.repaint(tm, x, y, width, height);
|
---|
| 863 | }
|
---|
| 864 | }
|
---|
| 865 | super.repaint(tm, x, y, width, height);
|
---|
| 866 | }
|
---|
[10031] | 867 |
|
---|
| 868 | @Override
|
---|
| 869 | public void repaint() {
|
---|
[12620] | 870 | if (Logging.isTraceEnabled()) {
|
---|
[10031] | 871 | invalidatedListener.traceRandomRepaint();
|
---|
| 872 | }
|
---|
| 873 | super.repaint();
|
---|
| 874 | }
|
---|
[10282] | 875 |
|
---|
| 876 | /**
|
---|
| 877 | * Returns the layer manager.
|
---|
| 878 | * @return the layer manager
|
---|
| 879 | * @since 10282
|
---|
| 880 | */
|
---|
| 881 | public final MainLayerManager getLayerManager() {
|
---|
| 882 | return layerManager;
|
---|
| 883 | }
|
---|
[10394] | 884 |
|
---|
| 885 | /**
|
---|
| 886 | * Schedule a zoom to the given position on the next redraw.
|
---|
| 887 | * Temporary, may be removed without warning.
|
---|
[10395] | 888 | * @param viewportData the viewport to zoom to
|
---|
| 889 | * @since 10394
|
---|
[10394] | 890 | */
|
---|
| 891 | public void scheduleZoomTo(ViewportData viewportData) {
|
---|
| 892 | initialViewport = viewportData;
|
---|
| 893 | }
|
---|
[283] | 894 | }
|
---|