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/*
* Vector rendering for IE6-8 through VML.
* Thanks to Dmitry Baranovsky and his Raphael library for inspiration!
*/
L.Path.VML = (function() {
var d = document.createElement('div'), s;
d.innerHTML = '<v:shape adj="1"/>';
s = d.firstChild;
s.style.behavior = 'url(#default#VML)';
return (s && (typeof s.adj == 'object'));
})();
L.Path = L.Path.SVG || !L.Path.VML ? L.Path : L.Path.extend({
statics: {
CLIP_PADDING: 0.02
},
_createElement: (function() {
try {
document.namespaces.add('lvml', 'urn:schemas-microsoft-com:vml');
return function(name) {
return document.createElement('<lvml:' + name + ' class="lvml">');
};
} catch (e) {
return function(name) {
return document.createElement('<' + name + ' xmlns="urn:schemas-microsoft.com:vml" class="lvml">');
};
}
})(),
_initRoot: function() {
if (!this._map._pathRoot) {
this._map._pathRoot = document.createElement('div');
this._map._pathRoot.className = 'leaflet-vml-container';
this._map._panes.overlayPane.appendChild(this._map._pathRoot);
this._map.on('moveend', this._updateViewport, this);
this._updateViewport();
}
},
_initPath: function() {
this._container = this._createElement('shape');
this._container.className += ' leaflet-vml-shape' +
(this.options.clickable ? ' leaflet-clickable' : '');
this._container.coordsize = '1 1';
this._path = this._createElement('path');
this._container.appendChild(this._path);
this._map._pathRoot.appendChild(this._container);
},
_initStyle: function() {
if (this.options.stroke) {
this._stroke = this._createElement('stroke');
this._stroke.endcap = 'round';
this._container.appendChild(this._stroke);
} else {
this._container.stroked = false;
}
if (this.options.fill) {
this._container.filled = true;
this._fill = this._createElement('fill');
this._container.appendChild(this._fill);
} else {
this._container.filled = false;
}
this._updateStyle();
},
_updateStyle: function() {
if (this.options.stroke) {
this._stroke.weight = this.options.weight + 'px';
this._stroke.color = this.options.color;
this._stroke.opacity = this.options.opacity;
}
if (this.options.fill) {
this._fill.color = this.options.fillColor || this.options.color;
this._fill.opacity = this.options.fillOpacity;
}
},
_updatePath: function() {
this._container.style.display = 'none';
this._path.v = this.getPathString() + ' '; // the space fixes IE empty path string bug
this._container.style.display = '';
}
});
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