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 | import static org.openstreetmap.josm.tools.I18n.trc;
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6 |
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7 | import java.awt.Component;
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8 | import java.awt.Toolkit;
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9 | import java.awt.event.ActionEvent;
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10 | import java.util.HashSet;
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11 | import java.util.Iterator;
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12 | import java.util.List;
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13 | import java.util.Set;
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14 |
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15 | import javax.swing.Action;
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16 | import javax.swing.JComponent;
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17 | import javax.swing.JMenu;
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18 | import javax.swing.JMenuItem;
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19 | import javax.swing.JPopupMenu;
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20 | import javax.swing.MenuElement;
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21 | import javax.swing.event.MenuEvent;
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22 | import javax.swing.event.MenuListener;
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23 |
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24 | import org.openstreetmap.josm.Main;
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25 | import org.openstreetmap.josm.actions.AddImageryLayerAction;
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26 | import org.openstreetmap.josm.actions.JosmAction;
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27 | import org.openstreetmap.josm.actions.Map_Rectifier_WMSmenuAction;
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28 | import org.openstreetmap.josm.data.coor.LatLon;
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29 | import org.openstreetmap.josm.data.imagery.ImageryInfo;
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30 | import org.openstreetmap.josm.data.imagery.ImageryLayerInfo;
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31 | import org.openstreetmap.josm.data.imagery.Shape;
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32 | import org.openstreetmap.josm.gui.layer.ImageryLayer;
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33 | import org.openstreetmap.josm.gui.layer.Layer;
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34 | import org.openstreetmap.josm.tools.ImageProvider;
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35 |
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36 | public class ImageryMenu extends JMenu implements MapView.LayerChangeListener {
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37 |
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38 | private Action offsetAction = new JosmAction(
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39 | tr("Imagery offset"), "mapmode/adjustimg", tr("Adjust imagery offset"), null, false, false) {
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40 | {
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41 | putValue("toolbar", "imagery-offset");
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42 | Main.toolbar.register(this);
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43 | }
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44 | @Override
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45 | public void actionPerformed(ActionEvent e) {
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46 | List<ImageryLayer> layers = Main.map.mapView.getLayersOfType(ImageryLayer.class);
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47 | if (layers.isEmpty()) {
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48 | setEnabled(false);
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49 | return;
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50 | }
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51 | Component source = null;
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52 | if (e.getSource() instanceof Component) {
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53 | source = (Component)e.getSource();
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54 | }
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55 | JPopupMenu popup = new JPopupMenu();
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56 | if (layers.size() == 1) {
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57 | JComponent c = layers.get(0).getOffsetMenuItem(popup);
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58 | if (c instanceof JMenuItem) {
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59 | ((JMenuItem) c).getAction().actionPerformed(e);
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60 | } else {
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61 | if (source == null) return;
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62 | popup.show(source, source.getWidth()/2, source.getHeight()/2);
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63 | }
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64 | return;
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65 | }
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66 | if (source == null) return;
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67 | for (ImageryLayer layer : layers) {
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68 | JMenuItem layerMenu = layer.getOffsetMenuItem();
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69 | layerMenu.setText(layer.getName());
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70 | layerMenu.setIcon(layer.getIcon());
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71 | popup.add(layerMenu);
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72 | }
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73 | popup.show(source, source.getWidth()/2, source.getHeight()/2);
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74 | }
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75 | };
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76 |
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77 | private JMenuItem singleOffset = new JMenuItem(offsetAction);
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78 | private JMenuItem offsetMenuItem = singleOffset;
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79 | private Map_Rectifier_WMSmenuAction rectaction = new Map_Rectifier_WMSmenuAction();
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80 |
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81 | public ImageryMenu() {
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82 | super(tr("Imagery"));
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83 | setupMenuScroller();
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84 | MapView.addLayerChangeListener(this);
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85 | // build dynamically
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86 | addMenuListener(new MenuListener() {
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87 | @Override
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88 | public void menuSelected(MenuEvent e) {
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89 | refreshImageryMenu();
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90 | }
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91 |
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92 | @Override
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93 | public void menuDeselected(MenuEvent e) {
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94 | }
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95 |
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96 | @Override
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97 | public void menuCanceled(MenuEvent e) {
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98 | }
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99 | });
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100 | }
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101 |
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102 | private void setupMenuScroller() {
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103 | int screenHeight = Toolkit.getDefaultToolkit().getScreenSize().height;
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104 | int menuItemHeight = singleOffset.getPreferredSize().height;
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105 | MenuScroller.setScrollerFor(this, (screenHeight / menuItemHeight)-1);
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106 | }
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107 |
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108 | protected void refreshImageryMenu() {
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109 | removeAll();
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110 |
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111 | // for each configured ImageryInfo, add a menu entry.
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112 | for (final ImageryInfo u : ImageryLayerInfo.instance.getLayers()) {
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113 | add(new AddImageryLayerAction(u));
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114 | }
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115 |
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116 | // list all imagery entries where the current map location
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117 | // is within the imagery bounds
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118 | if (Main.isDisplayingMapView()) {
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119 | MapView mv = Main.map.mapView;
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120 | LatLon pos = mv.getProjection().eastNorth2latlon(mv.getCenter());
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121 | final Set<ImageryInfo> inViewLayers = new HashSet<ImageryInfo>();
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122 |
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123 | for (ImageryInfo i : ImageryLayerInfo.instance.getDefaultLayers()) {
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124 | if (i.getBounds() != null && i.getBounds().contains(pos)) {
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125 | inViewLayers.add(i);
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126 | }
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127 | }
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128 | // Do not suggest layers already in use
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129 | inViewLayers.removeAll(ImageryLayerInfo.instance.getLayers());
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130 | // For layers containing complex shapes, check that center is in one
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131 | // of its shapes (fix #7910)
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132 | for (Iterator<ImageryInfo> iti = inViewLayers.iterator(); iti.hasNext(); ) {
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133 | List<Shape> shapes = iti.next().getBounds().getShapes();
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134 | if (shapes != null && !shapes.isEmpty()) {
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135 | boolean found = false;
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136 | for (Iterator<Shape> its = shapes.iterator(); its.hasNext() && !found; ) {
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137 | found = its.next().contains(pos);
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138 | }
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139 | if (!found) {
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140 | iti.remove();
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141 | }
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142 | }
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143 | }
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144 | if (!inViewLayers.isEmpty()) {
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145 | addSeparator();
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146 | for (ImageryInfo i : inViewLayers) {
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147 | add(new AddImageryLayerAction(i));
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148 | }
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149 | }
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150 | }
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151 |
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152 | addSeparator();
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153 | add(new JMenuItem(rectaction));
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154 |
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155 | addSeparator();
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156 | add(offsetMenuItem);
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157 | }
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158 |
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159 | private JMenuItem getNewOffsetMenu(){
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160 | if (Main.map == null || Main.map.mapView == null) {
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161 | offsetAction.setEnabled(false);
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162 | return singleOffset;
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163 | }
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164 | List<ImageryLayer> layers = Main.map.mapView.getLayersOfType(ImageryLayer.class);
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165 | if (layers.isEmpty()) {
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166 | offsetAction.setEnabled(false);
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167 | return singleOffset;
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168 | }
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169 | offsetAction.setEnabled(true);
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170 | JMenu newMenu = new JMenu(trc("layer","Offset")) {
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171 | // Hack to prevent ToolbarPreference from tracing this menu
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172 | // TODO: Modify ToolbarPreference to not to trace such dynamic submenus?
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173 | @Override
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174 | public MenuElement[] getSubElements() {
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175 | return new MenuElement[0];
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176 | }
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177 | };
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178 | newMenu.setIcon(ImageProvider.get("mapmode", "adjustimg"));
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179 | newMenu.setAction(offsetAction);
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180 | if (layers.size() == 1)
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181 | return (JMenuItem)layers.get(0).getOffsetMenuItem(newMenu);
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182 | for (ImageryLayer layer : layers) {
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183 | JMenuItem layerMenu = layer.getOffsetMenuItem();
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184 | layerMenu.setText(layer.getName());
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185 | layerMenu.setIcon(layer.getIcon());
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186 | newMenu.add(layerMenu);
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187 | }
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188 | return newMenu;
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189 | }
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190 |
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191 | public void refreshOffsetMenu() {
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192 | offsetMenuItem = getNewOffsetMenu();
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193 | }
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194 |
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195 | @Override
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196 | public void activeLayerChange(Layer oldLayer, Layer newLayer) {
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197 | }
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198 |
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199 | @Override
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200 | public void layerAdded(Layer newLayer) {
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201 | if (newLayer instanceof ImageryLayer) {
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202 | refreshOffsetMenu();
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203 | }
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204 | }
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205 |
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206 | @Override
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207 | public void layerRemoved(Layer oldLayer) {
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208 | if (oldLayer instanceof ImageryLayer) {
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209 | refreshOffsetMenu();
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210 | }
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211 | }
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212 | }
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