1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.AlphaComposite;
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7 | import java.awt.Color;
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8 | import java.awt.Dimension;
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9 | import java.awt.Graphics;
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10 | import java.awt.Graphics2D;
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11 | import java.awt.Point;
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12 | import java.awt.Rectangle;
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13 | import java.awt.event.ComponentAdapter;
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14 | import java.awt.event.ComponentEvent;
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15 | import java.awt.event.KeyEvent;
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16 | import java.awt.event.MouseAdapter;
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17 | import java.awt.event.MouseEvent;
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18 | import java.awt.event.MouseMotionListener;
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19 | import java.awt.geom.Area;
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20 | import java.awt.geom.GeneralPath;
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21 | import java.awt.image.BufferedImage;
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22 | import java.beans.PropertyChangeEvent;
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23 | import java.beans.PropertyChangeListener;
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24 | import java.util.ArrayList;
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25 | import java.util.Collection;
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26 | import java.util.Collections;
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27 | import java.util.Comparator;
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28 | import java.util.LinkedHashSet;
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29 | import java.util.List;
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30 | import java.util.Set;
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31 | import java.util.concurrent.CopyOnWriteArrayList;
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32 | import java.util.concurrent.locks.ReentrantReadWriteLock;
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33 |
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34 | import javax.swing.AbstractButton;
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35 | import javax.swing.ActionMap;
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36 | import javax.swing.InputMap;
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37 | import javax.swing.JComponent;
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38 | import javax.swing.JFrame;
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39 | import javax.swing.JPanel;
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40 |
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41 | import org.openstreetmap.josm.Main;
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42 | import org.openstreetmap.josm.actions.mapmode.MapMode;
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43 | import org.openstreetmap.josm.data.Bounds;
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44 | import org.openstreetmap.josm.data.Preferences.PreferenceChangeEvent;
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45 | import org.openstreetmap.josm.data.Preferences.PreferenceChangedListener;
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46 | import org.openstreetmap.josm.data.SelectionChangedListener;
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47 | import org.openstreetmap.josm.data.ViewportData;
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48 | import org.openstreetmap.josm.data.coor.EastNorth;
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49 | import org.openstreetmap.josm.data.coor.LatLon;
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50 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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51 | import org.openstreetmap.josm.data.osm.DataSet;
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52 | import org.openstreetmap.josm.data.osm.OsmPrimitive;
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53 | import org.openstreetmap.josm.data.osm.visitor.paint.PaintColors;
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54 | import org.openstreetmap.josm.data.osm.visitor.paint.relations.MultipolygonCache;
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55 | import org.openstreetmap.josm.gui.layer.GpxLayer;
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56 | import org.openstreetmap.josm.gui.layer.ImageryLayer;
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57 | import org.openstreetmap.josm.gui.layer.Layer;
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58 | import org.openstreetmap.josm.gui.layer.MapViewPaintable;
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59 | import org.openstreetmap.josm.gui.layer.OsmDataLayer;
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60 | import org.openstreetmap.josm.gui.layer.geoimage.GeoImageLayer;
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61 | import org.openstreetmap.josm.gui.layer.markerlayer.MarkerLayer;
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62 | import org.openstreetmap.josm.gui.layer.markerlayer.PlayHeadMarker;
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63 | import org.openstreetmap.josm.gui.util.GuiHelper;
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64 | import org.openstreetmap.josm.tools.AudioPlayer;
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65 | import org.openstreetmap.josm.tools.BugReportExceptionHandler;
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66 | import org.openstreetmap.josm.tools.Shortcut;
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67 | import org.openstreetmap.josm.tools.Utils;
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68 |
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69 | /**
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70 | * This is a component used in the {@link MapFrame} for browsing the map. It use is to
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71 | * provide the MapMode's enough capabilities to operate.<br><br>
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72 | *
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73 | * {@code MapView} holds meta-data about the data set currently displayed, as scale level,
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74 | * center point viewed, what scrolling mode or editing mode is selected or with
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75 | * what projection the map is viewed etc..<br><br>
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76 | *
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77 | * {@code MapView} is able to administrate several layers.
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78 | *
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79 | * @author imi
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80 | */
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81 | public class MapView extends NavigatableComponent
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82 | implements PropertyChangeListener, PreferenceChangedListener, OsmDataLayer.LayerStateChangeListener {
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83 |
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84 | /**
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85 | * Interface to notify listeners of a layer change.
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86 | * @author imi
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87 | */
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88 | public interface LayerChangeListener {
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89 |
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90 | /**
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91 | * Notifies this listener that the active layer has changed.
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92 | * @param oldLayer The previous active layer
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93 | * @param newLayer The new activer layer
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94 | */
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95 | void activeLayerChange(Layer oldLayer, Layer newLayer);
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96 |
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97 | /**
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98 | * Notifies this listener that a layer has been added.
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99 | * @param newLayer The new added layer
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100 | */
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101 | void layerAdded(Layer newLayer);
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102 |
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103 | /**
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104 | * Notifies this listener that a layer has been removed.
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105 | * @param oldLayer The old removed layer
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106 | */
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107 | void layerRemoved(Layer oldLayer);
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108 | }
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109 |
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110 | /**
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111 | * An interface that needs to be implemented in order to listen for changes to the active edit layer.
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112 | */
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113 | public interface EditLayerChangeListener {
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114 |
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115 | /**
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116 | * Called after the active edit layer was changed.
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117 | * @param oldLayer The old edit layer
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118 | * @param newLayer The current (new) edit layer
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119 | */
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120 | void editLayerChanged(OsmDataLayer oldLayer, OsmDataLayer newLayer);
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121 | }
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122 |
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123 | public boolean viewportFollowing = false;
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124 |
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125 | /**
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126 | * the layer listeners
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127 | */
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128 | private static final CopyOnWriteArrayList<LayerChangeListener> layerChangeListeners = new CopyOnWriteArrayList<>();
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129 | private static final CopyOnWriteArrayList<EditLayerChangeListener> editLayerChangeListeners = new CopyOnWriteArrayList<>();
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130 |
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131 | /**
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132 | * Removes a layer change listener
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133 | *
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134 | * @param listener the listener. Ignored if null or already registered.
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135 | */
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136 | public static void removeLayerChangeListener(LayerChangeListener listener) {
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137 | layerChangeListeners.remove(listener);
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138 | }
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139 |
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140 | public static void removeEditLayerChangeListener(EditLayerChangeListener listener) {
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141 | editLayerChangeListeners.remove(listener);
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142 | }
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143 |
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144 | /**
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145 | * Adds a layer change listener
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146 | *
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147 | * @param listener the listener. Ignored if null or already registered.
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148 | */
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149 | public static void addLayerChangeListener(LayerChangeListener listener) {
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150 | if (listener != null) {
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151 | layerChangeListeners.addIfAbsent(listener);
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152 | }
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153 | }
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154 |
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155 | /**
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156 | * Adds a layer change listener
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157 | *
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158 | * @param listener the listener. Ignored if null or already registered.
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159 | * @param initialFire fire an active-layer-changed-event right after adding
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160 | * the listener in case there is a layer present (should be)
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161 | */
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162 | public static void addLayerChangeListener(LayerChangeListener listener, boolean initialFire) {
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163 | addLayerChangeListener(listener);
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164 | if (initialFire && Main.isDisplayingMapView()) {
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165 | listener.activeLayerChange(null, Main.map.mapView.getActiveLayer());
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166 | }
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167 | }
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168 |
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169 | /**
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170 | * Adds an edit layer change listener
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171 | *
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172 | * @param listener the listener. Ignored if null or already registered.
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173 | * @param initialFire fire an edit-layer-changed-event right after adding
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174 | * the listener in case there is an edit layer present
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175 | */
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176 | public static void addEditLayerChangeListener(EditLayerChangeListener listener, boolean initialFire) {
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177 | addEditLayerChangeListener(listener);
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178 | if (initialFire && Main.isDisplayingMapView() && Main.map.mapView.getEditLayer() != null) {
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179 | listener.editLayerChanged(null, Main.map.mapView.getEditLayer());
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180 | }
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181 | }
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182 |
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183 | /**
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184 | * Adds an edit layer change listener
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185 | *
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186 | * @param listener the listener. Ignored if null or already registered.
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187 | */
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188 | public static void addEditLayerChangeListener(EditLayerChangeListener listener) {
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189 | if (listener != null) {
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190 | editLayerChangeListeners.addIfAbsent(listener);
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191 | }
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192 | }
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193 |
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194 | /**
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195 | * Calls the {@link LayerChangeListener#activeLayerChange(Layer, Layer)} method of all listeners.
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196 | *
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197 | * @param oldLayer The old layer
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198 | * @param newLayer The new active layer.
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199 | */
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200 | protected void fireActiveLayerChanged(Layer oldLayer, Layer newLayer) {
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201 | checkLayerLockNotHeld();
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202 | for (LayerChangeListener l : layerChangeListeners) {
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203 | l.activeLayerChange(oldLayer, newLayer);
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204 | }
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205 | }
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206 |
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207 | protected void fireLayerAdded(Layer newLayer) {
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208 | checkLayerLockNotHeld();
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209 | for (MapView.LayerChangeListener l : MapView.layerChangeListeners) {
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210 | l.layerAdded(newLayer);
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211 | }
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212 | }
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213 |
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214 | protected void fireLayerRemoved(Layer layer) {
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215 | checkLayerLockNotHeld();
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216 | for (MapView.LayerChangeListener l : MapView.layerChangeListeners) {
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217 | l.layerRemoved(layer);
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218 | }
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219 | }
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220 |
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221 | protected void fireEditLayerChanged(OsmDataLayer oldLayer, OsmDataLayer newLayer) {
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222 | checkLayerLockNotHeld();
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223 | for (EditLayerChangeListener l : editLayerChangeListeners) {
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224 | l.editLayerChanged(oldLayer, newLayer);
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225 | }
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226 | }
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227 |
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228 | /**
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229 | * This is a simple invariant check that tests if the {@link #layerLock} is not write locked.
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230 | * This should be the case whenever a layer listener is invoked.
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231 | */
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232 | private void checkLayerLockNotHeld() {
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233 | if (layerLock.isWriteLockedByCurrentThread()) {
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234 | Main.warn("layerLock is write-held while a listener was called.");
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235 | }
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236 | }
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237 |
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238 | /**
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239 | * A list of all layers currently loaded. Locked by {@link #layerLock}.
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240 | */
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241 | private final transient List<Layer> layers = new ArrayList<>();
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242 |
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243 | /**
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244 | * This lock manages concurrent access to {@link #layers},
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245 | * {@link #editLayer} and {@link #activeLayer}.
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246 | * <p>
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247 | * The read lock is always held while those fields are read or while layer change listeners are fired.
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248 | */
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249 | private final ReentrantReadWriteLock layerLock = new ReentrantReadWriteLock();
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250 |
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251 | /**
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252 | * The play head marker: there is only one of these so it isn't in any specific layer
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253 | */
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254 | public transient PlayHeadMarker playHeadMarker = null;
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255 |
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256 | /**
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257 | * The layer from the layers list that is currently active. Locked by {@link #layerLock}.
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258 | */
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259 | private transient Layer activeLayer;
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260 |
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261 | /**
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262 | * The edit layer is the current active data layer. Locked by {@link #layerLock}.
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263 | */
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264 | private transient OsmDataLayer editLayer;
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265 |
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266 | /**
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267 | * The last event performed by mouse.
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268 | */
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269 | 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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270 |
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271 | /**
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272 | * Temporary layers (selection rectangle, etc.) that are never cached and
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273 | * drawn on top of regular layers.
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274 | * Access must be synchronized.
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275 | */
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276 | private final transient Set<MapViewPaintable> temporaryLayers = new LinkedHashSet<>();
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277 |
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278 | private transient BufferedImage nonChangedLayersBuffer;
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279 | private transient BufferedImage offscreenBuffer;
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280 | // Layers that wasn't changed since last paint
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281 | private final transient List<Layer> nonChangedLayers = new ArrayList<>();
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282 | private transient Layer changedLayer;
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283 | private int lastViewID;
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284 | private boolean paintPreferencesChanged = true;
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285 | private Rectangle lastClipBounds = new Rectangle();
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286 | private transient MapMover mapMover;
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287 |
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288 | /**
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289 | * Constructs a new {@code MapView}.
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290 | * @param contentPane The content pane used to register shortcuts in its
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291 | * {@link InputMap} and {@link ActionMap}
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292 | * @param viewportData the initial viewport of the map. Can be null, then
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293 | * the viewport is derived from the layer data.
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294 | */
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295 | public MapView(final JPanel contentPane, final ViewportData viewportData) {
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296 | initialViewport = viewportData;
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297 | Main.pref.addPreferenceChangeListener(this);
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298 | final boolean unregisterTab = Shortcut.findShortcut(KeyEvent.VK_TAB, 0) != null;
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299 |
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300 | addComponentListener(new ComponentAdapter() {
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301 | @Override public void componentResized(ComponentEvent e) {
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302 | removeComponentListener(this);
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303 |
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304 | MapSlider zoomSlider = new MapSlider(MapView.this);
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305 | add(zoomSlider);
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306 | zoomSlider.setBounds(3, 0, 114, 30);
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307 | zoomSlider.setFocusTraversalKeysEnabled(!unregisterTab);
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308 |
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309 | MapScaler scaler = new MapScaler(MapView.this);
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310 | add(scaler);
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311 | scaler.setLocation(10, 30);
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312 |
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313 | mapMover = new MapMover(MapView.this, contentPane);
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314 | }
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315 | });
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316 |
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317 | // listend to selection changes to redraw the map
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318 | DataSet.addSelectionListener(repaintSelectionChangedListener);
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319 |
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320 | //store the last mouse action
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321 | this.addMouseMotionListener(new MouseMotionListener() {
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322 | @Override
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323 | public void mouseDragged(MouseEvent e) {
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324 | mouseMoved(e);
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325 | }
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326 |
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327 | @Override
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328 | public void mouseMoved(MouseEvent e) {
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329 | lastMEvent = e;
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330 | }
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331 | });
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332 | this.addMouseListener(new MouseAdapter() {
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333 | @Override
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334 | public void mousePressed(MouseEvent me) {
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335 | // focus the MapView component when mouse is pressed inside it
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336 | requestFocus();
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337 | }
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338 | });
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339 |
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340 | if (Shortcut.findShortcut(KeyEvent.VK_TAB, 0) != null) {
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341 | setFocusTraversalKeysEnabled(false);
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342 | }
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343 | }
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344 |
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345 | // remebered geometry of the component
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346 | private Dimension oldSize = null;
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347 | private Point oldLoc = null;
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348 |
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349 | /*
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350 | * Call this method to keep map position on screen during next repaint
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351 | */
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352 | public void rememberLastPositionOnScreen() {
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353 | oldSize = getSize();
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354 | oldLoc = getLocationOnScreen();
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355 | }
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356 |
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357 | /**
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358 | * Adds a GPX layer. A GPX layer is added below the lowest data layer.
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359 | * <p>
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360 | * Does not call {@link #fireLayerAdded(Layer)}.
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361 | *
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362 | * @param layer the GPX layer
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363 | */
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364 | protected void addGpxLayer(GpxLayer layer) {
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365 | layerLock.writeLock().lock();
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366 | try {
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367 | if (layers.isEmpty()) {
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368 | layers.add(layer);
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369 | return;
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370 | }
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371 | for (int i = layers.size()-1; i >= 0; i--) {
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372 | if (layers.get(i) instanceof OsmDataLayer) {
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373 | if (i == layers.size()-1) {
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374 | layers.add(layer);
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375 | } else {
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376 | layers.add(i+1, layer);
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377 | }
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378 | return;
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379 | }
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380 | }
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381 | layers.add(0, layer);
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382 | } finally {
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383 | layerLock.writeLock().unlock();
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384 | }
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385 | }
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386 |
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387 | /**
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388 | * Add a layer to the current MapView. The layer will be added at topmost
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389 | * position.
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390 | * @param layer The layer to add
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391 | */
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392 | public void addLayer(Layer layer) {
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393 | boolean isOsmDataLayer = layer instanceof OsmDataLayer;
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394 | layerLock.writeLock().lock();
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395 | layerLock.readLock().lock();
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396 | boolean fireSetActiveLayer = false;
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397 | Layer oldActiveLayer = activeLayer;
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398 | try {
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399 | try {
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400 | if (layer instanceof MarkerLayer && playHeadMarker == null) {
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401 | playHeadMarker = PlayHeadMarker.create();
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402 | }
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403 |
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404 | if (layer instanceof GpxLayer) {
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405 | addGpxLayer((GpxLayer) layer);
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406 | } else if (layers.isEmpty()) {
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407 | layers.add(layer);
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408 | } else if (layer.isBackgroundLayer()) {
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409 | int i = 0;
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410 | for (; i < layers.size(); i++) {
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411 | if (layers.get(i).isBackgroundLayer()) {
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412 | break;
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413 | }
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414 | }
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415 | layers.add(i, layer);
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416 | } else {
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417 | layers.add(0, layer);
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418 | }
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419 |
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420 | if (isOsmDataLayer || oldActiveLayer == null) {
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421 | // autoselect the new layer
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422 | fireSetActiveLayer = setActiveLayer(layer, true);
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423 | }
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424 | } finally {
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425 | layerLock.writeLock().unlock();
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426 | }
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427 |
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428 | fireLayerAdded(layer);
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429 | if (isOsmDataLayer) {
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430 | ((OsmDataLayer) layer).addLayerStateChangeListener(this);
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431 | }
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432 | if (fireSetActiveLayer) {
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433 | onActiveLayerChanged(oldActiveLayer);
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434 | }
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435 | layer.addPropertyChangeListener(this);
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436 | Main.addProjectionChangeListener(layer);
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437 | AudioPlayer.reset();
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438 | } finally {
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439 | layerLock.readLock().unlock();
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440 | }
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441 | if (!fireSetActiveLayer) {
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442 | repaint();
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443 | }
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444 | }
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445 |
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446 | @Override
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447 | protected DataSet getCurrentDataSet() {
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448 | layerLock.readLock().lock();
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449 | try {
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450 | if (editLayer != null)
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451 | return editLayer.data;
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452 | else
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453 | return null;
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454 | } finally {
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455 | layerLock.readLock().unlock();
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456 | }
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457 | }
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458 |
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459 | /**
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460 | * Replies true if the active data layer (edit layer) is drawable.
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461 | *
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462 | * @return true if the active data layer (edit layer) is drawable, false otherwise
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463 | */
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464 | public boolean isActiveLayerDrawable() {
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465 | layerLock.readLock().lock();
|
---|
466 | try {
|
---|
467 | return editLayer != null;
|
---|
468 | } finally {
|
---|
469 | layerLock.readLock().unlock();
|
---|
470 | }
|
---|
471 | }
|
---|
472 |
|
---|
473 | /**
|
---|
474 | * Replies true if the active data layer (edit layer) is visible.
|
---|
475 | *
|
---|
476 | * @return true if the active data layer (edit layer) is visible, false otherwise
|
---|
477 | */
|
---|
478 | public boolean isActiveLayerVisible() {
|
---|
479 | layerLock.readLock().lock();
|
---|
480 | try {
|
---|
481 | return isActiveLayerDrawable() && editLayer.isVisible();
|
---|
482 | } finally {
|
---|
483 | layerLock.readLock().unlock();
|
---|
484 | }
|
---|
485 | }
|
---|
486 |
|
---|
487 | /**
|
---|
488 | * Determines the next active data layer according to the following
|
---|
489 | * rules:
|
---|
490 | * <ul>
|
---|
491 | * <li>if there is at least one {@link OsmDataLayer} the first one
|
---|
492 | * becomes active</li>
|
---|
493 | * <li>otherwise, the top most layer of any type becomes active</li>
|
---|
494 | * </ul>
|
---|
495 | *
|
---|
496 | * @return the next active data layer
|
---|
497 | */
|
---|
498 | protected Layer determineNextActiveLayer(List<Layer> layersList) {
|
---|
499 | // First look for data layer
|
---|
500 | for (Layer layer:layersList) {
|
---|
501 | if (layer instanceof OsmDataLayer)
|
---|
502 | return layer;
|
---|
503 | }
|
---|
504 |
|
---|
505 | // Then any layer
|
---|
506 | if (!layersList.isEmpty())
|
---|
507 | return layersList.get(0);
|
---|
508 |
|
---|
509 | // and then give up
|
---|
510 | return null;
|
---|
511 |
|
---|
512 | }
|
---|
513 |
|
---|
514 | /**
|
---|
515 | * Remove the layer from the mapview. If the layer was in the list before,
|
---|
516 | * an LayerChange event is fired.
|
---|
517 | * @param layer The layer to remove
|
---|
518 | */
|
---|
519 | public void removeLayer(Layer layer) {
|
---|
520 | boolean fireEditLayerChanged;
|
---|
521 | boolean fireSetActiveLayer = false;
|
---|
522 | layerLock.writeLock().lock();
|
---|
523 | layerLock.readLock().lock();
|
---|
524 |
|
---|
525 | OsmDataLayer oldEditLayer = editLayer;
|
---|
526 | Layer oldActiveLayer = activeLayer;
|
---|
527 |
|
---|
528 | try {
|
---|
529 | try {
|
---|
530 | List<Layer> layersList = new ArrayList<>(layers);
|
---|
531 |
|
---|
532 | if (!layersList.remove(layer))
|
---|
533 | return;
|
---|
534 |
|
---|
535 | fireEditLayerChanged = setEditLayer(layersList);
|
---|
536 |
|
---|
537 | if (layer == activeLayer) {
|
---|
538 | fireSetActiveLayer = setActiveLayer(determineNextActiveLayer(layersList), false);
|
---|
539 | }
|
---|
540 |
|
---|
541 | if (layer instanceof OsmDataLayer) {
|
---|
542 | ((OsmDataLayer) layer).removeLayerPropertyChangeListener(this);
|
---|
543 | }
|
---|
544 |
|
---|
545 | layers.remove(layer);
|
---|
546 | Main.removeProjectionChangeListener(layer);
|
---|
547 |
|
---|
548 | } finally {
|
---|
549 | layerLock.writeLock().unlock();
|
---|
550 | }
|
---|
551 | if (fireEditLayerChanged) {
|
---|
552 | onEditLayerChanged(oldEditLayer);
|
---|
553 | }
|
---|
554 | if (fireSetActiveLayer) {
|
---|
555 | onActiveLayerChanged(oldActiveLayer);
|
---|
556 | }
|
---|
557 | fireLayerRemoved(layer);
|
---|
558 | layer.removePropertyChangeListener(this);
|
---|
559 | layer.destroy();
|
---|
560 | AudioPlayer.reset();
|
---|
561 | } finally {
|
---|
562 | layerLock.readLock().unlock();
|
---|
563 | }
|
---|
564 | repaint();
|
---|
565 | }
|
---|
566 |
|
---|
567 | private void onEditLayerChanged(OsmDataLayer oldEditLayer) {
|
---|
568 | fireEditLayerChanged(oldEditLayer, editLayer);
|
---|
569 | refreshTitle();
|
---|
570 | }
|
---|
571 |
|
---|
572 | private boolean virtualNodesEnabled = false;
|
---|
573 |
|
---|
574 | public void setVirtualNodesEnabled(boolean enabled) {
|
---|
575 | if (virtualNodesEnabled != enabled) {
|
---|
576 | virtualNodesEnabled = enabled;
|
---|
577 | repaint();
|
---|
578 | }
|
---|
579 | }
|
---|
580 |
|
---|
581 | /**
|
---|
582 | * Checks if virtual nodes should be drawn. Default is <code>false</code>
|
---|
583 | * @return The virtual nodes property.
|
---|
584 | * @see Rendering#render(DataSet, boolean, Bounds)
|
---|
585 | */
|
---|
586 | public boolean isVirtualNodesEnabled() {
|
---|
587 | return virtualNodesEnabled;
|
---|
588 | }
|
---|
589 |
|
---|
590 | /**
|
---|
591 | * Moves the layer to the given new position. No event is fired, but repaints
|
---|
592 | * according to the new Z-Order of the layers.
|
---|
593 | *
|
---|
594 | * @param layer The layer to move
|
---|
595 | * @param pos The new position of the layer
|
---|
596 | */
|
---|
597 | public void moveLayer(Layer layer, int pos) {
|
---|
598 | layerLock.writeLock().lock();
|
---|
599 | layerLock.readLock().lock();
|
---|
600 | boolean fireEditLayerChanged;
|
---|
601 | OsmDataLayer oldEditLayer = editLayer;
|
---|
602 | try {
|
---|
603 | try {
|
---|
604 | int curLayerPos = layers.indexOf(layer);
|
---|
605 | if (curLayerPos == -1)
|
---|
606 | throw new IllegalArgumentException(tr("Layer not in list."));
|
---|
607 | if (pos == curLayerPos)
|
---|
608 | return; // already in place.
|
---|
609 | layers.remove(curLayerPos);
|
---|
610 | if (pos >= layers.size()) {
|
---|
611 | layers.add(layer);
|
---|
612 | } else {
|
---|
613 | layers.add(pos, layer);
|
---|
614 | }
|
---|
615 | fireEditLayerChanged = setEditLayer(layers);
|
---|
616 | } finally {
|
---|
617 | layerLock.writeLock().unlock();
|
---|
618 | }
|
---|
619 | if (fireEditLayerChanged) {
|
---|
620 | onEditLayerChanged(editLayer);
|
---|
621 | }
|
---|
622 | AudioPlayer.reset();
|
---|
623 | } finally {
|
---|
624 | layerLock.readLock().unlock();
|
---|
625 | }
|
---|
626 | repaint();
|
---|
627 | }
|
---|
628 |
|
---|
629 | /**
|
---|
630 | * Gets the index of the layer in the layer list.
|
---|
631 | * @param layer The layer to search for.
|
---|
632 | * @return The index in the list.
|
---|
633 | * @throws IllegalArgumentException if that layer does not belong to this view.
|
---|
634 | */
|
---|
635 | public int getLayerPos(Layer layer) {
|
---|
636 | int curLayerPos;
|
---|
637 | layerLock.readLock().lock();
|
---|
638 | try {
|
---|
639 | curLayerPos = layers.indexOf(layer);
|
---|
640 | } finally {
|
---|
641 | layerLock.readLock().unlock();
|
---|
642 | }
|
---|
643 | if (curLayerPos == -1)
|
---|
644 | throw new IllegalArgumentException(tr("Layer not in list."));
|
---|
645 | return curLayerPos;
|
---|
646 | }
|
---|
647 |
|
---|
648 | /**
|
---|
649 | * Creates a list of the visible layers in Z-Order, the layer with the lowest Z-Order
|
---|
650 | * first, layer with the highest Z-Order last.
|
---|
651 | *
|
---|
652 | * @return a list of the visible in Z-Order, the layer with the lowest Z-Order
|
---|
653 | * first, layer with the highest Z-Order last.
|
---|
654 | */
|
---|
655 | public List<Layer> getVisibleLayersInZOrder() {
|
---|
656 | layerLock.readLock().lock();
|
---|
657 | try {
|
---|
658 | List<Layer> ret = new ArrayList<>();
|
---|
659 | for (Layer l: layers) {
|
---|
660 | if (l.isVisible()) {
|
---|
661 | ret.add(l);
|
---|
662 | }
|
---|
663 | }
|
---|
664 | // sort according to position in the list of layers, with one exception:
|
---|
665 | // an active data layer always becomes a higher Z-Order than all other data layers
|
---|
666 | Collections.sort(
|
---|
667 | ret,
|
---|
668 | new Comparator<Layer>() {
|
---|
669 | @Override
|
---|
670 | public int compare(Layer l1, Layer l2) {
|
---|
671 | if (l1 instanceof OsmDataLayer && l2 instanceof OsmDataLayer) {
|
---|
672 | if (l1 == getActiveLayer()) return -1;
|
---|
673 | if (l2 == getActiveLayer()) return 1;
|
---|
674 | return Integer.compare(layers.indexOf(l1), layers.indexOf(l2));
|
---|
675 | } else
|
---|
676 | return Integer.compare(layers.indexOf(l1), layers.indexOf(l2));
|
---|
677 | }
|
---|
678 | }
|
---|
679 | );
|
---|
680 | Collections.reverse(ret);
|
---|
681 | return ret;
|
---|
682 | } finally {
|
---|
683 | layerLock.readLock().unlock();
|
---|
684 | }
|
---|
685 | }
|
---|
686 |
|
---|
687 | private void paintLayer(Layer layer, Graphics2D g, Bounds box) {
|
---|
688 | if (layer.getOpacity() < 1) {
|
---|
689 | g.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, (float) layer.getOpacity()));
|
---|
690 | }
|
---|
691 | layer.paint(g, this, box);
|
---|
692 | g.setPaintMode();
|
---|
693 | }
|
---|
694 |
|
---|
695 | /**
|
---|
696 | * Draw the component.
|
---|
697 | */
|
---|
698 | @Override
|
---|
699 | public void paint(Graphics g) {
|
---|
700 | if (!prepareToDraw()) {
|
---|
701 | return;
|
---|
702 | }
|
---|
703 |
|
---|
704 | List<Layer> visibleLayers = getVisibleLayersInZOrder();
|
---|
705 |
|
---|
706 | int nonChangedLayersCount = 0;
|
---|
707 | for (Layer l: visibleLayers) {
|
---|
708 | if (l.isChanged() || l == changedLayer) {
|
---|
709 | break;
|
---|
710 | } else {
|
---|
711 | nonChangedLayersCount++;
|
---|
712 | }
|
---|
713 | }
|
---|
714 |
|
---|
715 | boolean canUseBuffer;
|
---|
716 |
|
---|
717 | synchronized (this) {
|
---|
718 | canUseBuffer = !paintPreferencesChanged;
|
---|
719 | paintPreferencesChanged = false;
|
---|
720 | }
|
---|
721 | canUseBuffer = canUseBuffer && nonChangedLayers.size() <= nonChangedLayersCount &&
|
---|
722 | lastViewID == getViewID() && lastClipBounds.contains(g.getClipBounds());
|
---|
723 | if (canUseBuffer) {
|
---|
724 | for (int i = 0; i < nonChangedLayers.size(); i++) {
|
---|
725 | if (visibleLayers.get(i) != nonChangedLayers.get(i)) {
|
---|
726 | canUseBuffer = false;
|
---|
727 | break;
|
---|
728 | }
|
---|
729 | }
|
---|
730 | }
|
---|
731 |
|
---|
732 | if (null == offscreenBuffer || offscreenBuffer.getWidth() != getWidth() || offscreenBuffer.getHeight() != getHeight()) {
|
---|
733 | offscreenBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
734 | }
|
---|
735 |
|
---|
736 | Graphics2D tempG = offscreenBuffer.createGraphics();
|
---|
737 | tempG.setClip(g.getClip());
|
---|
738 | Bounds box = getLatLonBounds(g.getClipBounds());
|
---|
739 |
|
---|
740 | if (!canUseBuffer || nonChangedLayersBuffer == null) {
|
---|
741 | if (null == nonChangedLayersBuffer
|
---|
742 | || nonChangedLayersBuffer.getWidth() != getWidth() || nonChangedLayersBuffer.getHeight() != getHeight()) {
|
---|
743 | nonChangedLayersBuffer = new BufferedImage(getWidth(), getHeight(), BufferedImage.TYPE_3BYTE_BGR);
|
---|
744 | }
|
---|
745 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
746 | g2.setClip(g.getClip());
|
---|
747 | g2.setColor(PaintColors.getBackgroundColor());
|
---|
748 | g2.fillRect(0, 0, getWidth(), getHeight());
|
---|
749 |
|
---|
750 | for (int i = 0; i < nonChangedLayersCount; i++) {
|
---|
751 | paintLayer(visibleLayers.get(i), g2, box);
|
---|
752 | }
|
---|
753 | } else {
|
---|
754 | // Maybe there were more unchanged layers then last time - draw them to buffer
|
---|
755 | if (nonChangedLayers.size() != nonChangedLayersCount) {
|
---|
756 | Graphics2D g2 = nonChangedLayersBuffer.createGraphics();
|
---|
757 | g2.setClip(g.getClip());
|
---|
758 | for (int i = nonChangedLayers.size(); i < nonChangedLayersCount; i++) {
|
---|
759 | paintLayer(visibleLayers.get(i), g2, box);
|
---|
760 | }
|
---|
761 | }
|
---|
762 | }
|
---|
763 |
|
---|
764 | nonChangedLayers.clear();
|
---|
765 | changedLayer = null;
|
---|
766 | for (int i = 0; i < nonChangedLayersCount; i++) {
|
---|
767 | nonChangedLayers.add(visibleLayers.get(i));
|
---|
768 | }
|
---|
769 | lastViewID = getViewID();
|
---|
770 | lastClipBounds = g.getClipBounds();
|
---|
771 |
|
---|
772 | tempG.drawImage(nonChangedLayersBuffer, 0, 0, null);
|
---|
773 |
|
---|
774 | for (int i = nonChangedLayersCount; i < visibleLayers.size(); i++) {
|
---|
775 | paintLayer(visibleLayers.get(i), tempG, box);
|
---|
776 | }
|
---|
777 |
|
---|
778 | synchronized (temporaryLayers) {
|
---|
779 | for (MapViewPaintable mvp : temporaryLayers) {
|
---|
780 | mvp.paint(tempG, this, box);
|
---|
781 | }
|
---|
782 | }
|
---|
783 |
|
---|
784 | // draw world borders
|
---|
785 | tempG.setColor(Color.WHITE);
|
---|
786 | Bounds b = getProjection().getWorldBoundsLatLon();
|
---|
787 | double lat = b.getMinLat();
|
---|
788 | double lon = b.getMinLon();
|
---|
789 |
|
---|
790 | Point p = getPoint(b.getMin());
|
---|
791 |
|
---|
792 | GeneralPath path = new GeneralPath();
|
---|
793 |
|
---|
794 | path.moveTo(p.x, p.y);
|
---|
795 | double max = b.getMax().lat();
|
---|
796 | for (; lat <= max; lat += 1.0) {
|
---|
797 | p = getPoint(new LatLon(lat >= max ? max : lat, lon));
|
---|
798 | path.lineTo(p.x, p.y);
|
---|
799 | }
|
---|
800 | lat = max; max = b.getMax().lon();
|
---|
801 | for (; lon <= max; lon += 1.0) {
|
---|
802 | p = getPoint(new LatLon(lat, lon >= max ? max : lon));
|
---|
803 | path.lineTo(p.x, p.y);
|
---|
804 | }
|
---|
805 | lon = max; max = b.getMinLat();
|
---|
806 | for (; lat >= max; lat -= 1.0) {
|
---|
807 | p = getPoint(new LatLon(lat <= max ? max : lat, lon));
|
---|
808 | path.lineTo(p.x, p.y);
|
---|
809 | }
|
---|
810 | lat = max; max = b.getMinLon();
|
---|
811 | for (; lon >= max; lon -= 1.0) {
|
---|
812 | p = getPoint(new LatLon(lat, lon <= max ? max : lon));
|
---|
813 | path.lineTo(p.x, p.y);
|
---|
814 | }
|
---|
815 |
|
---|
816 | int w = getWidth();
|
---|
817 | int h = getHeight();
|
---|
818 |
|
---|
819 | // Work around OpenJDK having problems when drawing out of bounds
|
---|
820 | final Area border = new Area(path);
|
---|
821 | // Make the viewport 1px larger in every direction to prevent an
|
---|
822 | // additional 1px border when zooming in
|
---|
823 | final Area viewport = new Area(new Rectangle(-1, -1, w + 2, h + 2));
|
---|
824 | border.intersect(viewport);
|
---|
825 | tempG.draw(border);
|
---|
826 |
|
---|
827 | if (Main.isDisplayingMapView() && Main.map.filterDialog != null) {
|
---|
828 | Main.map.filterDialog.drawOSDText(tempG);
|
---|
829 | }
|
---|
830 |
|
---|
831 | if (playHeadMarker != null) {
|
---|
832 | playHeadMarker.paint(tempG, this);
|
---|
833 | }
|
---|
834 |
|
---|
835 | g.drawImage(offscreenBuffer, 0, 0, null);
|
---|
836 | super.paint(g);
|
---|
837 | }
|
---|
838 |
|
---|
839 | /**
|
---|
840 | * Sets up the viewport to prepare for drawing the view.
|
---|
841 | * @return <code>true</code> if the view can be drawn, <code>false</code> otherwise.
|
---|
842 | */
|
---|
843 | public boolean prepareToDraw() {
|
---|
844 | if (initialViewport != null) {
|
---|
845 | zoomTo(initialViewport);
|
---|
846 | initialViewport = null;
|
---|
847 | }
|
---|
848 | if (BugReportExceptionHandler.exceptionHandlingInProgress())
|
---|
849 | return false;
|
---|
850 |
|
---|
851 | if (getCenter() == null)
|
---|
852 | return false; // no data loaded yet.
|
---|
853 |
|
---|
854 | // if the position was remembered, we need to adjust center once before repainting
|
---|
855 | if (oldLoc != null && oldSize != null) {
|
---|
856 | Point l1 = getLocationOnScreen();
|
---|
857 | final EastNorth newCenter = new EastNorth(
|
---|
858 | getCenter().getX()+ (l1.x-oldLoc.x - (oldSize.width-getWidth())/2.0)*getScale(),
|
---|
859 | getCenter().getY()+ (oldLoc.y-l1.y + (oldSize.height-getHeight())/2.0)*getScale()
|
---|
860 | );
|
---|
861 | oldLoc = null; oldSize = null;
|
---|
862 | zoomTo(newCenter);
|
---|
863 | }
|
---|
864 |
|
---|
865 | return true;
|
---|
866 | }
|
---|
867 |
|
---|
868 | /**
|
---|
869 | * @return An unmodifiable collection of all layers
|
---|
870 | */
|
---|
871 | public Collection<Layer> getAllLayers() {
|
---|
872 | layerLock.readLock().lock();
|
---|
873 | try {
|
---|
874 | return Collections.unmodifiableCollection(new ArrayList<>(layers));
|
---|
875 | } finally {
|
---|
876 | layerLock.readLock().unlock();
|
---|
877 | }
|
---|
878 | }
|
---|
879 |
|
---|
880 | /**
|
---|
881 | * @return An unmodifiable ordered list of all layers
|
---|
882 | */
|
---|
883 | public List<Layer> getAllLayersAsList() {
|
---|
884 | layerLock.readLock().lock();
|
---|
885 | try {
|
---|
886 | return Collections.unmodifiableList(new ArrayList<>(layers));
|
---|
887 | } finally {
|
---|
888 | layerLock.readLock().unlock();
|
---|
889 | }
|
---|
890 | }
|
---|
891 |
|
---|
892 | /**
|
---|
893 | * Replies an unmodifiable list of layers of a certain type.
|
---|
894 | *
|
---|
895 | * Example:
|
---|
896 | * <pre>
|
---|
897 | * List<WMSLayer> wmsLayers = getLayersOfType(WMSLayer.class);
|
---|
898 | * </pre>
|
---|
899 | *
|
---|
900 | * @param ofType The layer type.
|
---|
901 | * @return an unmodifiable list of layers of a certain type.
|
---|
902 | */
|
---|
903 | public <T extends Layer> List<T> getLayersOfType(Class<T> ofType) {
|
---|
904 | return new ArrayList<>(Utils.filteredCollection(getAllLayers(), ofType));
|
---|
905 | }
|
---|
906 |
|
---|
907 | /**
|
---|
908 | * Replies the number of layers managed by this map view
|
---|
909 | *
|
---|
910 | * @return the number of layers managed by this map view
|
---|
911 | */
|
---|
912 | public int getNumLayers() {
|
---|
913 | layerLock.readLock().lock();
|
---|
914 | try {
|
---|
915 | return layers.size();
|
---|
916 | } finally {
|
---|
917 | layerLock.readLock().unlock();
|
---|
918 | }
|
---|
919 | }
|
---|
920 |
|
---|
921 | /**
|
---|
922 | * Replies true if there is at least one layer in this map view
|
---|
923 | *
|
---|
924 | * @return true if there is at least one layer in this map view
|
---|
925 | */
|
---|
926 | public boolean hasLayers() {
|
---|
927 | return getNumLayers() > 0;
|
---|
928 | }
|
---|
929 |
|
---|
930 | /**
|
---|
931 | * Sets the active edit layer.
|
---|
932 | * <p>
|
---|
933 | * You must own a write {@link #layerLock} when calling this method.
|
---|
934 | * @param layersList A list to select that layer from.
|
---|
935 | * @return <code>true</code> if the edit layer was really changed and the listeners should be informed.
|
---|
936 | */
|
---|
937 | private boolean setEditLayer(List<Layer> layersList) {
|
---|
938 | final OsmDataLayer newEditLayer = findNewEditLayer(layersList);
|
---|
939 |
|
---|
940 | // Set new edit layer
|
---|
941 | if (newEditLayer != editLayer) {
|
---|
942 | if (newEditLayer == null) {
|
---|
943 | // Note: Unsafe to call while layer write lock is held.
|
---|
944 | getCurrentDataSet().setSelected();
|
---|
945 | }
|
---|
946 |
|
---|
947 | editLayer = newEditLayer;
|
---|
948 | return true;
|
---|
949 | } else {
|
---|
950 | return false;
|
---|
951 | }
|
---|
952 |
|
---|
953 | }
|
---|
954 |
|
---|
955 | private OsmDataLayer findNewEditLayer(List<Layer> layersList) {
|
---|
956 | OsmDataLayer newEditLayer = layersList.contains(editLayer)?editLayer:null;
|
---|
957 | // Find new edit layer
|
---|
958 | if (activeLayer != editLayer || !layersList.contains(editLayer)) {
|
---|
959 | if (activeLayer instanceof OsmDataLayer && layersList.contains(activeLayer)) {
|
---|
960 | newEditLayer = (OsmDataLayer) activeLayer;
|
---|
961 | } else {
|
---|
962 | for (Layer layer:layersList) {
|
---|
963 | if (layer instanceof OsmDataLayer) {
|
---|
964 | newEditLayer = (OsmDataLayer) layer;
|
---|
965 | break;
|
---|
966 | }
|
---|
967 | }
|
---|
968 | }
|
---|
969 | }
|
---|
970 | return newEditLayer;
|
---|
971 | }
|
---|
972 |
|
---|
973 | /**
|
---|
974 | * Sets the active layer to <code>layer</code>. If <code>layer</code> is an instance
|
---|
975 | * of {@link OsmDataLayer} also sets {@link #editLayer} to <code>layer</code>.
|
---|
976 | *
|
---|
977 | * @param layer the layer to be activate; must be one of the layers in the list of layers
|
---|
978 | * @throws IllegalArgumentException if layer is not in the lis of layers
|
---|
979 | */
|
---|
980 | public void setActiveLayer(Layer layer) {
|
---|
981 | layerLock.writeLock().lock();
|
---|
982 | layerLock.readLock().lock();
|
---|
983 | Layer oldActiveLayer = activeLayer;
|
---|
984 | try {
|
---|
985 | boolean fireSetActiveLayer;
|
---|
986 | try {
|
---|
987 | fireSetActiveLayer = setActiveLayer(layer, true);
|
---|
988 | } finally {
|
---|
989 | layerLock.writeLock().unlock();
|
---|
990 | }
|
---|
991 | if (fireSetActiveLayer) {
|
---|
992 | onActiveLayerChanged(oldActiveLayer);
|
---|
993 | }
|
---|
994 | } finally {
|
---|
995 | layerLock.readLock().unlock();
|
---|
996 | }
|
---|
997 | repaint();
|
---|
998 | }
|
---|
999 |
|
---|
1000 | /**
|
---|
1001 | * Sets the active layer. Propagates this change to all map buttons.
|
---|
1002 | * @param layer The layer to be active.
|
---|
1003 | * @param setEditLayer if this is <code>true</code>, the edit layer is also set.
|
---|
1004 | * @return
|
---|
1005 | */
|
---|
1006 | private boolean setActiveLayer(final Layer layer, boolean setEditLayer) {
|
---|
1007 | if (layer != null && !layers.contains(layer))
|
---|
1008 | throw new IllegalArgumentException(tr("Layer ''{0}'' must be in list of layers", layer.toString()));
|
---|
1009 |
|
---|
1010 | if (layer == activeLayer)
|
---|
1011 | return false;
|
---|
1012 |
|
---|
1013 | Layer old = activeLayer;
|
---|
1014 | activeLayer = layer;
|
---|
1015 | if (setEditLayer) {
|
---|
1016 | setEditLayer(layers);
|
---|
1017 | }
|
---|
1018 |
|
---|
1019 | return true;
|
---|
1020 | }
|
---|
1021 |
|
---|
1022 | /**
|
---|
1023 | * Replies the currently active layer
|
---|
1024 | *
|
---|
1025 | * @return the currently active layer (may be null)
|
---|
1026 | */
|
---|
1027 | public Layer getActiveLayer() {
|
---|
1028 | layerLock.readLock().lock();
|
---|
1029 | try {
|
---|
1030 | return activeLayer;
|
---|
1031 | } finally {
|
---|
1032 | layerLock.readLock().unlock();
|
---|
1033 | }
|
---|
1034 | }
|
---|
1035 |
|
---|
1036 | private void onActiveLayerChanged(final Layer old) {
|
---|
1037 | fireActiveLayerChanged(old, activeLayer);
|
---|
1038 |
|
---|
1039 | /* This only makes the buttons look disabled. Disabling the actions as well requires
|
---|
1040 | * the user to re-select the tool after i.e. moving a layer. While testing I found
|
---|
1041 | * that I switch layers and actions at the same time and it was annoying to mind the
|
---|
1042 | * order. This way it works as visual clue for new users */
|
---|
1043 | for (final AbstractButton b: Main.map.allMapModeButtons) {
|
---|
1044 | MapMode mode = (MapMode)b.getAction();
|
---|
1045 | final boolean activeLayerSupported = mode.layerIsSupported(activeLayer);
|
---|
1046 | if (activeLayerSupported) {
|
---|
1047 | Main.registerActionShortcut(mode, mode.getShortcut()); //fix #6876
|
---|
1048 | } else {
|
---|
1049 | Main.unregisterShortcut(mode.getShortcut());
|
---|
1050 | }
|
---|
1051 | GuiHelper.runInEDTAndWait(new Runnable() {
|
---|
1052 | @Override public void run() {
|
---|
1053 | b.setEnabled(activeLayerSupported);
|
---|
1054 | }
|
---|
1055 | });
|
---|
1056 | }
|
---|
1057 | AudioPlayer.reset();
|
---|
1058 | repaint();
|
---|
1059 | }
|
---|
1060 |
|
---|
1061 | /**
|
---|
1062 | * Replies the current edit layer, if any
|
---|
1063 | *
|
---|
1064 | * @return the current edit layer. May be null.
|
---|
1065 | */
|
---|
1066 | public OsmDataLayer getEditLayer() {
|
---|
1067 | layerLock.readLock().lock();
|
---|
1068 | try {
|
---|
1069 | return editLayer;
|
---|
1070 | } finally {
|
---|
1071 | layerLock.readLock().unlock();
|
---|
1072 | }
|
---|
1073 | }
|
---|
1074 |
|
---|
1075 | /**
|
---|
1076 | * replies true if the list of layers managed by this map view contain layer
|
---|
1077 | *
|
---|
1078 | * @param layer the layer
|
---|
1079 | * @return true if the list of layers managed by this map view contain layer
|
---|
1080 | */
|
---|
1081 | public boolean hasLayer(Layer layer) {
|
---|
1082 | layerLock.readLock().lock();
|
---|
1083 | try {
|
---|
1084 | return layers.contains(layer);
|
---|
1085 | } finally {
|
---|
1086 | layerLock.readLock().unlock();
|
---|
1087 | }
|
---|
1088 | }
|
---|
1089 |
|
---|
1090 | /**
|
---|
1091 | * Adds a new temporary layer.
|
---|
1092 | * <p>
|
---|
1093 | * A temporary layer is a layer that is painted above all normal layers. Layers are painted in the order they are added.
|
---|
1094 | *
|
---|
1095 | * @param mvp The layer to paint.
|
---|
1096 | * @return <code>true</code> if the layer was added.
|
---|
1097 | */
|
---|
1098 | public boolean addTemporaryLayer(MapViewPaintable mvp) {
|
---|
1099 | synchronized (temporaryLayers) {
|
---|
1100 | return temporaryLayers.add(mvp);
|
---|
1101 | }
|
---|
1102 | }
|
---|
1103 |
|
---|
1104 | /**
|
---|
1105 | * Removes a layer previously added as temporary layer.
|
---|
1106 | * @param mvp The layer to remove.
|
---|
1107 | * @return <code>true</code> if that layer was removed.
|
---|
1108 | */
|
---|
1109 | public boolean removeTemporaryLayer(MapViewPaintable mvp) {
|
---|
1110 | synchronized (temporaryLayers) {
|
---|
1111 | return temporaryLayers.remove(mvp);
|
---|
1112 | }
|
---|
1113 | }
|
---|
1114 |
|
---|
1115 | /**
|
---|
1116 | * Gets a list of temporary layers.
|
---|
1117 | * @return The layers in the order they are added.
|
---|
1118 | */
|
---|
1119 | public List<MapViewPaintable> getTemporaryLayers() {
|
---|
1120 | synchronized (temporaryLayers) {
|
---|
1121 | return Collections.unmodifiableList(new ArrayList<>(temporaryLayers));
|
---|
1122 | }
|
---|
1123 | }
|
---|
1124 |
|
---|
1125 | @Override
|
---|
1126 | public void propertyChange(PropertyChangeEvent evt) {
|
---|
1127 | if (evt.getPropertyName().equals(Layer.VISIBLE_PROP)) {
|
---|
1128 | repaint();
|
---|
1129 | } else if (evt.getPropertyName().equals(Layer.OPACITY_PROP)) {
|
---|
1130 | Layer l = (Layer) evt.getSource();
|
---|
1131 | if (l.isVisible()) {
|
---|
1132 | changedLayer = l;
|
---|
1133 | repaint();
|
---|
1134 | }
|
---|
1135 | } else if (evt.getPropertyName().equals(OsmDataLayer.REQUIRES_SAVE_TO_DISK_PROP)
|
---|
1136 | || evt.getPropertyName().equals(OsmDataLayer.REQUIRES_UPLOAD_TO_SERVER_PROP)) {
|
---|
1137 | OsmDataLayer layer = (OsmDataLayer) evt.getSource();
|
---|
1138 | if (layer == getEditLayer()) {
|
---|
1139 | refreshTitle();
|
---|
1140 | }
|
---|
1141 | }
|
---|
1142 | }
|
---|
1143 |
|
---|
1144 | /**
|
---|
1145 | * Sets the title of the JOSM main window, adding a star if there are dirty layers.
|
---|
1146 | * @see Main#parent
|
---|
1147 | */
|
---|
1148 | protected void refreshTitle() {
|
---|
1149 | if (Main.parent != null) {
|
---|
1150 | layerLock.readLock().lock();
|
---|
1151 | try {
|
---|
1152 | boolean dirty = editLayer != null &&
|
---|
1153 | (editLayer.requiresSaveToFile() || (editLayer.requiresUploadToServer() && !editLayer.isUploadDiscouraged()));
|
---|
1154 | ((JFrame) Main.parent).setTitle((dirty ? "* " : "") + tr("Java OpenStreetMap Editor"));
|
---|
1155 | ((JFrame) Main.parent).getRootPane().putClientProperty("Window.documentModified", dirty);
|
---|
1156 | } finally {
|
---|
1157 | layerLock.readLock().unlock();
|
---|
1158 | }
|
---|
1159 | }
|
---|
1160 | }
|
---|
1161 |
|
---|
1162 | @Override
|
---|
1163 | public void preferenceChanged(PreferenceChangeEvent e) {
|
---|
1164 | synchronized (this) {
|
---|
1165 | paintPreferencesChanged = true;
|
---|
1166 | }
|
---|
1167 | }
|
---|
1168 |
|
---|
1169 | private transient SelectionChangedListener repaintSelectionChangedListener = new SelectionChangedListener() {
|
---|
1170 | @Override
|
---|
1171 | public void selectionChanged(Collection<? extends OsmPrimitive> newSelection) {
|
---|
1172 | repaint();
|
---|
1173 | }
|
---|
1174 | };
|
---|
1175 |
|
---|
1176 | public void destroy() {
|
---|
1177 | Main.pref.removePreferenceChangeListener(this);
|
---|
1178 | DataSet.removeSelectionListener(repaintSelectionChangedListener);
|
---|
1179 | MultipolygonCache.getInstance().clear(this);
|
---|
1180 | if (mapMover != null) {
|
---|
1181 | mapMover.destroy();
|
---|
1182 | }
|
---|
1183 | layerLock.writeLock().lock();
|
---|
1184 | try {
|
---|
1185 | activeLayer = null;
|
---|
1186 | changedLayer = null;
|
---|
1187 | editLayer = null;
|
---|
1188 | layers.clear();
|
---|
1189 | } finally {
|
---|
1190 | layerLock.writeLock().unlock();
|
---|
1191 | }
|
---|
1192 | nonChangedLayers.clear();
|
---|
1193 | synchronized (temporaryLayers) {
|
---|
1194 | temporaryLayers.clear();
|
---|
1195 | }
|
---|
1196 | }
|
---|
1197 |
|
---|
1198 | @Override
|
---|
1199 | public void uploadDiscouragedChanged(OsmDataLayer layer, boolean newValue) {
|
---|
1200 | if (layer == getEditLayer()) {
|
---|
1201 | refreshTitle();
|
---|
1202 | }
|
---|
1203 | }
|
---|
1204 |
|
---|
1205 | /**
|
---|
1206 | * Get a string representation of all layers suitable for the {@code source} changeset tag.
|
---|
1207 | * @return A String of sources separated by ';'
|
---|
1208 | */
|
---|
1209 | public String getLayerInformationForSourceTag() {
|
---|
1210 | final Collection<String> layerInfo = new ArrayList<>();
|
---|
1211 | if (!getLayersOfType(GpxLayer.class).isEmpty()) {
|
---|
1212 | // no i18n for international values
|
---|
1213 | layerInfo.add("survey");
|
---|
1214 | }
|
---|
1215 | for (final GeoImageLayer i : getLayersOfType(GeoImageLayer.class)) {
|
---|
1216 | layerInfo.add(i.getName());
|
---|
1217 | }
|
---|
1218 | for (final ImageryLayer i : getLayersOfType(ImageryLayer.class)) {
|
---|
1219 | layerInfo.add(ImageryInfo.ImageryType.BING.equals(i.getInfo().getImageryType()) ? "Bing" : i.getName());
|
---|
1220 | }
|
---|
1221 | return Utils.join("; ", layerInfo);
|
---|
1222 | }
|
---|
1223 |
|
---|
1224 | /**
|
---|
1225 | * This is a listener that gets informed whenever repaint is called for this MapView.
|
---|
1226 | * <p>
|
---|
1227 | * This is the only safe method to find changes to the map view, since many components call MapView.repaint() directly.
|
---|
1228 | * @author Michael Zangl
|
---|
1229 | */
|
---|
1230 | public interface RepaintListener {
|
---|
1231 | /**
|
---|
1232 | * Called when any repaint method is called (using default arguments if required).
|
---|
1233 | * @param tm see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
1234 | * @param x see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
1235 | * @param y see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
1236 | * @param width see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
1237 | * @param height see {@link JComponent#repaint(long, int, int, int, int)}
|
---|
1238 | */
|
---|
1239 | void repaint(long tm, int x, int y, int width, int height);
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 | private final CopyOnWriteArrayList<RepaintListener> repaintListeners = new CopyOnWriteArrayList<>();
|
---|
1243 |
|
---|
1244 | /**
|
---|
1245 | * Adds a listener that gets informed whenever repaint() is called for this class.
|
---|
1246 | * @param l The listener.
|
---|
1247 | */
|
---|
1248 | public void addRepaintListener(RepaintListener l) {
|
---|
1249 | repaintListeners.add(l);
|
---|
1250 | }
|
---|
1251 |
|
---|
1252 | /**
|
---|
1253 | * Removes a registered repaint listener.
|
---|
1254 | * @param l The listener.
|
---|
1255 | */
|
---|
1256 | public void removeRepaintListener(RepaintListener l) {
|
---|
1257 | repaintListeners.remove(l);
|
---|
1258 | }
|
---|
1259 |
|
---|
1260 | @Override
|
---|
1261 | public void repaint(long tm, int x, int y, int width, int height) {
|
---|
1262 | // This is the main repaint method, all other methods are convenience methods and simply call this method. This is just an observation, not a must, but seems to be true for all implementations I found so far.
|
---|
1263 | if (repaintListeners != null) {
|
---|
1264 | // Might get called early in super constructor
|
---|
1265 | for (RepaintListener l : repaintListeners) {
|
---|
1266 | l.repaint(tm, x, y, width, height);
|
---|
1267 | }
|
---|
1268 | }
|
---|
1269 | super.repaint(tm, x, y, width, height);
|
---|
1270 | }
|
---|
1271 | }
|
---|