1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.data.imagery;
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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.util.ArrayList;
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7 | import java.util.Collection;
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8 | import java.util.Collections;
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9 | import java.util.LinkedList;
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10 | import java.util.List;
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11 | import java.util.ListIterator;
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12 |
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13 | import org.openstreetmap.josm.Main;
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14 | import org.openstreetmap.josm.data.coor.LatLon;
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15 | import org.openstreetmap.josm.gui.layer.AbstractTileSourceLayer;
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16 | import org.openstreetmap.josm.gui.layer.ImageryLayer;
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17 |
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18 | public class OffsetBookmark {
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19 | public static final List<OffsetBookmark> allBookmarks = new ArrayList<>();
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20 |
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21 | public String projectionCode;
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22 | public String layerName;
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23 | public String name;
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24 | public double dx, dy;
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25 | public double centerX, centerY;
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26 |
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27 | public boolean isUsable(ImageryLayer layer) {
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28 | if (projectionCode == null) return false;
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29 | if (!Main.getProjection().toCode().equals(projectionCode)) return false;
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30 | return layer.getInfo().getName().equals(layerName);
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31 | }
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32 |
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33 | public OffsetBookmark(String projectionCode, String layerName, String name, double dx, double dy) {
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34 | this(projectionCode, layerName, name, dx, dy, 0, 0);
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35 | }
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36 |
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37 | public OffsetBookmark(String projectionCode, String layerName, String name, double dx, double dy, double centerX, double centerY) {
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38 | this.projectionCode = projectionCode;
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39 | this.layerName = layerName;
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40 | this.name = name;
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41 | this.dx = dx;
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42 | this.dy = dy;
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43 | this.centerX = centerX;
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44 | this.centerY = centerY;
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45 | }
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46 |
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47 | public OffsetBookmark(Collection<String> list) {
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48 | List<String> array = new ArrayList<>(list);
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49 | this.projectionCode = array.get(0);
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50 | this.layerName = array.get(1);
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51 | this.name = array.get(2);
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52 | this.dx = Double.parseDouble(array.get(3));
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53 | this.dy = Double.parseDouble(array.get(4));
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54 | if (array.size() >= 7) {
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55 | this.centerX = Double.parseDouble(array.get(5));
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56 | this.centerY = Double.parseDouble(array.get(6));
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57 | }
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58 | if (projectionCode == null) {
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59 | Main.error(tr("Projection ''{0}'' is not found, bookmark ''{1}'' is not usable", projectionCode, name));
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60 | }
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61 | }
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62 |
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63 | public List<String> getInfoArray() {
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64 | List<String> res = new ArrayList<>(7);
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65 | if (projectionCode != null) {
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66 | res.add(projectionCode);
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67 | } else {
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68 | res.add("");
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69 | }
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70 | res.add(layerName);
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71 | res.add(name);
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72 | res.add(String.valueOf(dx));
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73 | res.add(String.valueOf(dy));
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74 | if (centerX != 0 || centerY != 0) {
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75 | res.add(String.valueOf(centerX));
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76 | res.add(String.valueOf(centerY));
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77 | }
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78 | return res;
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79 | }
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80 |
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81 | public static void loadBookmarks() {
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82 | for (Collection<String> c : Main.pref.getArray("imagery.offsets",
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83 | Collections.<Collection<String>>emptySet())) {
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84 | allBookmarks.add(new OffsetBookmark(c));
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85 | }
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86 | }
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87 |
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88 | public static void saveBookmarks() {
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89 | List<Collection<String>> coll = new LinkedList<>();
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90 | for (OffsetBookmark b : allBookmarks) {
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91 | coll.add(b.getInfoArray());
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92 | }
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93 | Main.pref.putArray("imagery.offsets", coll);
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94 | }
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95 |
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96 | public static OffsetBookmark getBookmarkByName(ImageryLayer layer, String name) {
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97 | for (OffsetBookmark b : allBookmarks) {
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98 | if (b.isUsable(layer) && name.equals(b.name))
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99 | return b;
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100 | }
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101 | return null;
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102 | }
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103 |
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104 | public static void bookmarkOffset(String name, AbstractTileSourceLayer layer) {
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105 | LatLon center;
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106 | if (Main.isDisplayingMapView()) {
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107 | center = Main.getProjection().eastNorth2latlon(Main.map.mapView.getCenter());
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108 | } else {
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109 | center = LatLon.ZERO;
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110 | }
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111 | OffsetBookmark nb = new OffsetBookmark(
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112 | Main.getProjection().toCode(), layer.getInfo().getName(),
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113 | name, layer.getDisplaySettings().getDx(), layer.getDisplaySettings().getDy(), center.lon(), center.lat());
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114 | for (ListIterator<OffsetBookmark> it = allBookmarks.listIterator(); it.hasNext();) {
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115 | OffsetBookmark b = it.next();
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116 | if (b.isUsable(layer) && name.equals(b.name)) {
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117 | it.set(nb);
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118 | saveBookmarks();
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119 | return;
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120 | }
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121 | }
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122 | allBookmarks.add(nb);
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123 | saveBookmarks();
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124 | }
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125 | }
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