Contents

/*
 * L.Polygon is used to display polygons on a map.
 */

L.Polygon = L.Polyline.extend({
	options: {
		fill: true
	},

	initialize: function (latlngs, options) {
		L.Polyline.prototype.initialize.call(this, latlngs, options);

		if (latlngs && (latlngs[0] instanceof Array)) {
			this._latlngs = latlngs[0];
			this._holes = latlngs.slice(1);
		}
	},

	projectLatlngs: function () {
		L.Polyline.prototype.projectLatlngs.call(this);

		// project polygon holes points
		// TODO move this logic to Polyline to get rid of duplication
		this._holePoints = [];

		if (!this._holes) {
			return;
		}

		for (var i = 0, len = this._holes.length, hole; i < len; i++) {
			this._holePoints[i] = [];

			for (var j = 0, len2 = this._holes[i].length; j < len2; j++) {
				this._holePoints[i][j] = this._map.latLngToLayerPoint(this._holes[i][j]);
			}
		}
	},

	_clipPoints: function () {
		var points = this._originalPoints,
			newParts = [];

		this._parts = [points].concat(this._holePoints);

		if (this.options.noClip) {
			return;
		}

		for (var i = 0, len = this._parts.length; i < len; i++) {
			var clipped = L.PolyUtil.clipPolygon(this._parts[i], this._map._pathViewport);
			if (!clipped.length) {
				continue;
			}
			newParts.push(clipped);
		}

		this._parts = newParts;
	},

	_getPathPartStr: function (points) {
		var str = L.Polyline.prototype._getPathPartStr.call(this, points);
		return str + (L.Browser.svg ? 'z' : 'x');
	}
});

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
leaflet-ruby-0.3.beta4	lib/leaflet/src/layer/vector/Polygon.js
leaflet-ruby-0.3.beta3	lib/leaflet/src/layer/vector/Polygon.js
leaflet-ruby-0.3.beta1	lib/leaflet/src/layer/vector/Polygon.js