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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Leaflet Mask</title> | |
| <link rel="stylesheet" href="https://api.tiles.mapbox.com/mapbox.js/v1.6.2/mapbox.css" /> | |
| <style type="text/css"> | |
| html, body, #map { | |
| width: 100%; | |
| height: 100%; | |
| margin: 0; | |
| background: #fff; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="map"></div> | |
| <script src="https://api.tiles.mapbox.com/mapbox.js/v1.6.2/mapbox.js"></script> | |
| <script type="text/javascript" src="L.Mask.js"></script> | |
| <script type="text/javascript"> | |
| var map = L.map('map').setView([59.91, 10.65], 10); | |
| L.tileLayer('http://{s}.tile.stamen.com/watercolor/{z}/{x}/{y}.png', { | |
| attribution: 'Map tiles by <a href="http://stamen.com">Stamen Design</a>, under <a href="http://creativecommons.org/licenses/by/3.0">CC BY 3.0</a>. Data by <a href="http://openstreetmap.org">OpenStreetMap</a>, under <a href="http://creativecommons.org/licenses/by-sa/3.0">CC BY SA</a>.' | |
| }).addTo(map); | |
| L.mask([[59.81, 10.3], [59.99, 11]]).addTo(map); | |
| </script> | |
| </body> | |
| </html> |
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| L.Mask = L.Rectangle.extend({ | |
| options: { | |
| stroke: false, | |
| color: '#333', | |
| fillOpacity: 0.5, | |
| clickable: true, | |
| outerBounds: new L.LatLngBounds([-90, -360], [90, 360]) | |
| }, | |
| initialize: function (latLngBounds, options) { | |
| L.Polygon.prototype.initialize.call(this, [this._boundsToLatLngs(this.options.outerBounds), this._boundsToLatLngs(latLngBounds)], options); | |
| }, | |
| getLatLngs: function () { | |
| return this._holes[0]; | |
| }, | |
| setLatLngs: function (latlngs) { | |
| this._holes[0] = this._convertLatLngs(latlngs); | |
| return this.redraw(); | |
| }, | |
| setBounds: function (latLngBounds) { | |
| this._holes[0] = this._boundsToLatLngs(latLngBounds); | |
| return this.redraw(); | |
| } | |
| }); | |
| L.mask = function (latLngBounds, options) { | |
| return new L.Mask(latLngBounds, options); | |
| }; | |
| if (L.Draw && L.Draw.SimpleShape) { | |
| L.Draw.Mask = L.Draw.SimpleShape.extend({ | |
| statics: { | |
| TYPE: 'mask' | |
| }, | |
| options: { | |
| shapeOptions: { | |
| stroke: false, | |
| color: '#333', | |
| fillOpacity: 0.5, | |
| clickable: true | |
| } | |
| }, | |
| initialize: function (map, options) { | |
| this.type = L.Draw.Mask.TYPE; | |
| this._initialLabelText = 'Click and drag to draw mask'; | |
| L.Draw.SimpleShape.prototype.initialize.call(this, map, options); | |
| }, | |
| _drawShape: function (latlng) { | |
| if (!this._shape) { | |
| this._shape = new L.Mask(new L.LatLngBounds(this._startLatLng, latlng), this.options.shapeOptions); | |
| this._map.addLayer(this._shape); | |
| } else { | |
| this._shape.setBounds(new L.LatLngBounds(this._startLatLng, latlng)); | |
| } | |
| }, | |
| _fireCreatedEvent: function () { | |
| var mask = new L.Mask(this._shape.getBounds(), this.options.shapeOptions); | |
| L.Draw.SimpleShape.prototype._fireCreatedEvent.call(this, mask); | |
| } | |
| }); | |
| } |
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