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