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draw.html
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<!DOCTYPE html>
<html>
<head>
<title>Leaflet.draw vector editing handlers</title>
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.3.1/dist/leaflet.css" />
<script src="https://unpkg.com/leaflet@1.3.1/dist/leaflet.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/leaflet.draw/1.0.3/leaflet.draw.css" integrity="sha256-XzD3RpaHPv7lzX9qt+2n1j5cWj48O24KsgaGYpKN8x8=" crossorigin="anonymous" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/leaflet.draw/1.0.3/leaflet.draw.js" integrity="sha256-aywUkuwV+YwKBKKS7DuXFOLLKdjbjaEIVTvyGXMh1Pg=" crossorigin="anonymous"></script>
<!--
<script src="draw-src/Leaflet.draw.js"></script>
<script src="draw-src/Leaflet.Draw.Event.js"></script>
<link rel="stylesheet" href="draw-src/leaflet.draw.css"/>
<script src="draw-src/Toolbar.js"></script>
<script src="draw-src/Tooltip.js"></script>
<script src="draw-src/ext/GeometryUtil.js"></script>
<script src="draw-src/ext/LatLngUtil.js"></script>
<script src="draw-src/ext/LineUtil.Intersect.js"></script>
<script src="draw-src/ext/Polygon.Intersect.js"></script>
<script src="draw-src/ext/Polyline.Intersect.js"></script>
<script src="draw-src/ext/TouchEvents.js"></script>
<script src="draw-src/draw/DrawToolbar.js"></script>
<script src="draw-src/draw/handler/Draw.Feature.js"></script>
<script src="draw-src/draw/handler/Draw.SimpleShape.js"></script>
<script src="draw-src/draw/handler/Draw.Polyline.js"></script>
<script src="draw-src/draw/handler/Draw.Marker.js"></script>
<script src="draw-src/draw/handler/Draw.Circle.js"></script>
<script src="draw-src/draw/handler/Draw.CircleMarker.js"></script>
<script src="draw-src/draw/handler/Draw.Polygon.js"></script>
<script src="draw-src/draw/handler/Draw.Rectangle.js"></script>
<script src="draw-src/edit/EditToolbar.js"></script>
<script src="draw-src/edit/handler/EditToolbar.Edit.js"></script>
<script src="draw-src/edit/handler/EditToolbar.Delete.js"></script>
<script src="draw-src/Control.Draw.js"></script>
<script src="draw-src/edit/handler/Edit.Poly.js"></script>
<script src="draw-src/edit/handler/Edit.SimpleShape.js"></script>
<script src="draw-src/edit/handler/Edit.Rectangle.js"></script>
<script src="draw-src/edit/handler/Edit.Marker.js"></script>
<script src="draw-src/edit/handler/Edit.CircleMarker.js"></script>
<script src="draw-src/edit/handler/Edit.Circle.js"></script>
-->
</head>
<body>
<div id="map" style="width: 800px; height: 600px; border: 1px solid #ccc"></div>
<p><button onclick="exportDraw()">Click to export drawn shapes</button></p>
<p><textarea id="dump" rows="20" cols="100"></textarea>
<script>
var osmUrl = 'http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
osmAttrib = '© <a href="http://openstreetmap.org/copyright">OpenStreetMap</a> contributors',
osm = L.tileLayer(osmUrl, { maxZoom: 18, attribution: osmAttrib }),
map = new L.Map('map', { center: [22,78], zoom: 6 }),
drawnItems = L.featureGroup().addTo(map);
L.control.layers({
'osm': osm.addTo(map),
"google": L.tileLayer('http://www.google.cn/maps/vt?lyrs=s@189&gl=cn&x={x}&y={y}&z={z}', {
attribution: 'google'
})
}, { 'drawlayer': drawnItems }, { position: 'topleft', collapsed: false }).addTo(map);
map.addControl(new L.Control.Draw({
edit: {
featureGroup: drawnItems,
poly: {
allowIntersection: false
}
},
draw: {
polygon: {
allowIntersection: false,
showArea: true
}
}
}));
map.on(L.Draw.Event.CREATED, function (event) {
var layer = event.layer;
drawnItems.addLayer(layer);
});
arr1 = [[22,78], [22,79], [23,79]];
var l1 = L.polyline(arr1).addTo(drawnItems);
function exportDraw(){
var shape = drawnItems.toGeoJSON()
var text = JSON.stringify(shape, null, 2);
document.getElementById('dump').value = text;
}
</script>
</body>
</html>