[32710] | 1 | var prevOverlays = [];
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[32722] | 2 | var presentOverlays = [];
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| 3 | var undoneOverlays = [];
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[32732] | 4 | var cycleComplete = true;
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[32710] | 5 |
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[32721] | 6 | function undo() {
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[32732] | 7 |
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[32710] | 8 | for (var i = 0; i < overlays.length; i++) {
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| 9 | overlays[i].setMap(null);
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| 10 | }
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[32722] | 11 | if (prevOverlays.length != 0) {
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| 12 | selectedShapes = [];
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[32721] | 13 | overlays = [];
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[32722] | 14 | undoneOverlaysPush();
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[32721] | 15 | var prev_overlay = prevOverlays.pop();
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[32732] | 16 |
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| 17 | if (prev_overlay.length > 0) {
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[32722] | 18 | for (var i = 0; i < prev_overlay.length; i++) {
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[32732] | 19 | overlays[i] = prev_overlay[i];
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| 20 | overlays[i].setMap(map);
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| 21 | overlays[i].draggable = draggableState;
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[32722] | 22 | }
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[32721] | 23 | }
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| 24 | }
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[32722] | 25 | }
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| 26 |
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| 27 | function redo() {
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[32732] | 28 |
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[32722] | 29 | if (undoneOverlays.length != 0) {
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| 30 | selectedShapes = [];
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| 31 | for (var i = 0; i < overlays.length; i++) {
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| 32 | overlays[i].setMap(null);
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| 33 | }
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[32732] | 34 |
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[32722] | 35 | overlays = [];
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| 36 | var lastEntry = undoneOverlays[undoneOverlays.length - 1];
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| 37 | for (var i = 0; i < lastEntry.length; i++) {
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| 38 | overlays[i] = lastEntry[i];
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| 39 | overlays[i].setMap(map);
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[32732] | 40 | overlays[i].draggable = draggableState;
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[32722] | 41 | }
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[32732] | 42 |
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| 43 | var conditionPrevious = presentOverlays[0];
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| 44 | if (conditionPrevious !== undefined) {
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| 45 | if (conditionPrevious.length == 0) {
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| 46 | prevOverlays.push(presentOverlays[0]);
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| 47 | } else {
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| 48 | var overlays_copy = [];
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| 49 | for (var i = 0; i < presentOverlays[0].length; i++) {
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| 50 | var clone_shape = cloneShape(presentOverlays[0][i]);
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| 51 | if (overlayItemIsShape(clone_shape)) {
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| 52 | addShapeListeners(clone_shape, null);
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| 53 | } else {
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| 54 | addMarkerListeners(clone_shape, null);
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| 55 | }
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| 56 | overlays_copy[i] = clone_shape;
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| 57 | }
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| 58 | prevOverlays.push(overlays_copy);
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| 59 | }
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[32722] | 60 | }
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| 61 | presentOverlays = [];
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| 62 | presentOverlays.push(undoneOverlays[undoneOverlays.length - 1]);
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| 63 | undoneOverlays.pop();
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[32721] | 64 | }
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[32710] | 65 | }
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| 66 |
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[32722] | 67 | function clonePath(path) {
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[32710] | 68 | var clone_path = [];
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[32722] | 69 |
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[32710] | 70 | for (var i = 0; i < path.length; i++) {
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| 71 | var lati = path.getAt(i).lat();
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| 72 | var lngi = path.getAt(i).lng();
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| 73 | clone_lat_lng = {
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| 74 | lat: lati,
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| 75 | lng: lngi
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| 76 | };
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| 77 | clone_path.push(clone_lat_lng);
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| 78 | }
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[32722] | 79 |
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[32710] | 80 | return clone_path;
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| 81 | }
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| 82 |
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[32722] | 83 | function clonePolyline(polyline) {
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| 84 | var path = polyline.getPath();
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| 85 | var geodesic = polyline.geodesic;
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| 86 | var strokeColor = polyline.strokeColor;
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[32710] | 87 | var strokeOpacity = polyline.strokeOpacity;
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[32722] | 88 | var strokeWeight = polyline.strokeWeight;
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| 89 | var clone_path = clonePath(path);
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[32721] | 90 | //var editable = rect.editable;
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[32722] | 91 |
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[32710] | 92 | var clone_polyline = new google.maps.Polyline({
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[32722] | 93 | geodesic: geodesic,
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| 94 | strokeColor: strokeColor,
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| 95 | strokeOpacity: strokeOpacity,
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| 96 | strokeWeight: strokeWeight,
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| 97 | path: clone_path,
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[32732] | 98 | draggable: draggableState,
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[32722] | 99 | editable: false
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| 100 | });
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| 101 |
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[32710] | 102 | clone_polyline.type = google.maps.drawing.OverlayType.POLYLINE;
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[32722] | 103 |
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[32710] | 104 | return clone_polyline;
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| 105 | }
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| 106 |
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[32722] | 107 | function clonePolygon(polygon) {
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| 108 | var path = polygon.getPath();
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| 109 | var geodesic = polygon.geodesic;
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| 110 | var strokeColor = polygon.strokeColor;
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[32710] | 111 | var strokeOpacity = polygon.strokeOpacity;
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[32722] | 112 | var strokeWeight = polygon.strokeWeight;
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| 113 | var fillColor = polygon.fillColor;
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| 114 | var fillOpacity = polygon.fillOpacity;
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| 115 | var clone_path = clonePath(path);
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[32721] | 116 | //var editable = rect.editable;
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[32722] | 117 |
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[32710] | 118 | var clone_polygon = new google.maps.Polygon({
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[32722] | 119 | geodesic: geodesic,
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| 120 | strokeColor: strokeColor,
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| 121 | strokeOpacity: strokeOpacity,
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| 122 | strokeWeight: strokeWeight,
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| 123 | fillColor: fillColor,
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| 124 | fillOpacity: fillOpacity,
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| 125 | path: clone_path,
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[32732] | 126 | draggable: draggableState,
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[32722] | 127 | editable: false
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| 128 | });
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| 129 |
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[32710] | 130 | clone_polygon.type = google.maps.drawing.OverlayType.POLYGON;
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[32722] | 131 |
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[32710] | 132 | return clone_polygon;
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| 133 | }
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| 134 |
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[32722] | 135 | function cloneRectangle(rect) {
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| 136 | var strokeColor = rect.strokeColor;
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[32710] | 137 | var strokeOpacity = rect.strokeOpacity;
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[32722] | 138 | var strokeWeight = rect.strokeWeight;
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| 139 | var fillColor = rect.fillColor;
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| 140 | var fillOpacity = rect.fillOpacity;
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| 141 | var bounds = rect.getBounds();
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[32724] | 142 | var type = rect.type;
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[32721] | 143 | //var editable = rect.editable;
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[32722] | 144 |
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[32710] | 145 | var clone_rect = new google.maps.Rectangle({
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[32722] | 146 | strokeColor: strokeColor,
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| 147 | strokeOpacity: strokeOpacity,
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| 148 | strokeWeight: strokeWeight,
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| 149 | fillColor: fillColor,
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| 150 | fillOpacity: fillOpacity,
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| 151 | bounds: bounds,
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[32732] | 152 | draggable: draggableState,
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[32724] | 153 | editable: false,
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| 154 | type: type
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[32722] | 155 | });
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| 156 |
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[32710] | 157 | clone_rect.type = google.maps.drawing.OverlayType.RECTANGLE;
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[32722] | 158 |
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[32710] | 159 | return clone_rect;
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| 160 | }
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| 161 |
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[32722] | 162 | function cloneCircle(circ) {
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| 163 | var strokeColor = circ.strokeColor;
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[32710] | 164 | var strokeOpacity = circ.strokeOpacity;
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[32722] | 165 | var strokeWeight = circ.strokeWeight;
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| 166 | var fillColor = circ.fillColor;
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| 167 | var fillOpacity = circ.fillOpacity;
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| 168 | var center = circ.center;
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| 169 | var radius = circ.radius;
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[32721] | 170 | //var editable = rect.editable;
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[32722] | 171 |
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[32710] | 172 | var clone_circ = new google.maps.Circle({
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[32722] | 173 | strokeColor: strokeColor,
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| 174 | strokeOpacity: strokeOpacity,
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| 175 | strokeWeight: strokeWeight,
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| 176 | fillColor: fillColor,
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| 177 | fillOpacity: fillOpacity,
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| 178 | center: center,
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| 179 | radius: radius,
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[32732] | 180 | draggable: draggableState,
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[32722] | 181 | editable: false
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| 182 | });
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| 183 |
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[32710] | 184 | clone_circ.type = google.maps.drawing.OverlayType.CIRCLE;
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[32722] | 185 |
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[32710] | 186 | return clone_circ;
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| 187 | }
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| 188 |
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[32723] | 189 | function cloneMarker(marker) {
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| 190 | var position = marker.getPosition();
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| 191 | var anchorPoint = marker.anchorPoint;
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[32732] | 192 | var clone_marker = new google.maps.Marker({
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| 193 | anchorPoint: anchorPoint,
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| 194 | position: position,
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| 195 | clickable: true,
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| 196 | draggable: draggableState,
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| 197 | editable: false
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| 198 | })
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| 199 | clone_marker.type = google.maps.drawing.OverlayType.MARKER;
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| 200 |
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[32723] | 201 | return clone_marker;
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| 202 | }
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| 203 |
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[32722] | 204 | function cloneShape(shape) {
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[32710] | 205 | if (shape.type === google.maps.drawing.OverlayType.POLYLINE) {
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| 206 | var clone_polyline = clonePolyline(shape);
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| 207 | return clone_polyline;
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[32722] | 208 | } else if (shape.type === google.maps.drawing.OverlayType.POLYGON) {
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[32710] | 209 | var clone_polygon = clonePolygon(shape);
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| 210 | return clone_polygon;
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[32722] | 211 | } else if (shape.type === google.maps.drawing.OverlayType.RECTANGLE) {
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[32710] | 212 | var clone_rect = cloneRectangle(shape);
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| 213 | return clone_rect;
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[32722] | 214 |
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| 215 | } else if (shape.type === google.maps.drawing.OverlayType.CIRCLE) {
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[32710] | 216 | var clone_circ = cloneCircle(shape);
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| 217 | return clone_circ;
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[32722] | 218 |
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| 219 | } else {
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[32723] | 220 | var clone_marker = cloneMarker(shape);
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| 221 | return clone_marker;
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[32710] | 222 | }
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| 223 | }
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| 224 |
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[32722] | 225 | function overlayItemIsShape(overlay_item) {
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[32721] | 226 | var type = overlay_item.type;
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[32722] | 227 |
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[32721] | 228 | is_shape = (type === google.maps.drawing.OverlayType.POLYLINE)
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| 229 | || (type === google.maps.drawing.OverlayType.POLYGON)
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| 230 | || (type === google.maps.drawing.OverlayType.RECTANGLE)
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| 231 | || (type === google.maps.drawing.OverlayType.CIRCLE);
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[32722] | 232 |
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| 233 | return is_shape;
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[32721] | 234 | }
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| 235 |
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[32722] | 236 | function historyOverlayPush() {
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[32732] | 237 | if (cycleComplete) {
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[32724] | 238 | var overlays_copy = [];
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| 239 | for (var i = 0; i < overlays.length; i++) {
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| 240 | var clone_shape = cloneShape(overlays[i]);
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[32732] | 241 |
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[32724] | 242 | if (overlayItemIsShape(clone_shape)) {
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| 243 | addShapeListeners(clone_shape, null); // don't have an overlay event!
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| 244 | } else {
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| 245 | addMarkerListeners(clone_shape, null); // don't have an overlay event!
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| 246 | }
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| 247 | overlays_copy[i] = clone_shape;
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[32721] | 248 | }
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[32732] | 249 | undoneOverlays = [];
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| 250 | prevOverlays.push(overlays_copy);
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| 251 | }
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| 252 |
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| 253 | cycleComplete = false;
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[32722] | 254 | }
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| 255 | function presentOverlayPush() {
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[32724] | 256 |
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[32732] | 257 | OVbeforeClearing = overlays;
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| 258 | PObeforeClearing = presentOverlays;
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[32722] | 259 | presentOverlays = [];
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| 260 | var overlays_copy = [];
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| 261 | for (var i = 0; i < overlays.length; i++) {
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| 262 | var clone_shape = cloneShape(overlays[i]);
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| 263 | if (overlayItemIsShape(clone_shape)) {
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| 264 | addShapeListeners(clone_shape, null); // don't have an overlay event!
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| 265 | } else {
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| 266 | addMarkerListeners(clone_shape, null); // don't have an overlay event!
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[32721] | 267 | }
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[32710] | 268 | overlays_copy[i] = clone_shape;
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| 269 | }
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[32722] | 270 | presentOverlays.push(overlays_copy);
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[32732] | 271 | cycleComplete = true;
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| 272 |
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[32710] | 273 | }
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[32722] | 274 |
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| 275 | function undoneOverlaysPush() {
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[32732] | 276 |
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[32723] | 277 | var conditionUndone = presentOverlays[presentOverlays.length - 1] !== undefined;
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[32722] | 278 |
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| 279 | if (conditionUndone) {
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[32732] | 280 | var overlays_copy = [];
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| 281 | for (var i = 0; i < presentOverlays[0].length; i++) {
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| 282 | var clone_shape = cloneShape(presentOverlays[0][i]);
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| 283 | if (overlayItemIsShape(clone_shape)) {
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| 284 | addShapeListeners(clone_shape, null); // don't have an overlay event!
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| 285 | } else {
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| 286 | addMarkerListeners(clone_shape, null); // don't have an overlay event!
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| 287 | }
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| 288 | overlays_copy[i] = clone_shape;
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| 289 | }
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| 290 | undoneOverlays.push(overlays_copy);
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[32722] | 291 | }
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[32732] | 292 |
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[32723] | 293 | var conditionPresent = prevOverlays[prevOverlays.length - 1] !== undefined;
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[32722] | 294 |
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| 295 | if (conditionPresent) {
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[32732] | 296 | presentOverlays = [];
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| 297 | var overlays_copy = [];
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| 298 | for (var i = 0; i < prevOverlays[prevOverlays.length - 1].length; i++) {
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| 299 | var clone_shape = cloneShape(prevOverlays[prevOverlays.length - 1][i]);
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| 300 | if (overlayItemIsShape(clone_shape)) {
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| 301 | addShapeListeners(clone_shape, null); // don't have an overlay event!
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| 302 | } else {
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| 303 | addMarkerListeners(clone_shape, null); // don't have an overlay event!
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| 304 | }
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| 305 | overlays_copy[i] = clone_shape;
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| 306 | }
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| 307 | presentOverlays.push(overlays_copy);
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[32722] | 308 | }
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| 309 | } |
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