43 lines
964 B
JavaScript
43 lines
964 B
JavaScript
/*
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* L.FeatureGroup extends L.LayerGroup by introducing mouse events and bindPopup method shared between a group of layers.
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*/
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L.FeatureGroup = L.LayerGroup.extend({
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includes: L.Mixin.Events,
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addLayer: function (layer) {
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this._initEvents(layer);
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L.LayerGroup.prototype.addLayer.call(this, layer);
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if (this._popupContent && layer.bindPopup) {
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layer.bindPopup(this._popupContent);
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}
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},
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bindPopup: function (content) {
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this._popupContent = content;
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return this.invoke('bindPopup', content);
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},
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setStyle: function (style) {
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return this.invoke('setStyle', style);
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},
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_initEvents: function (layer) {
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var events = ['click', 'dblclick', 'mouseover', 'mouseout'],
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i, len;
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for (i = 0, len = events.length; i < len; i++) {
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layer.on(events[i], this._propagateEvent, this);
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}
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},
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_propagateEvent: function (e) {
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e.layer = e.target;
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e.target = this;
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this.fire(e.type, e);
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}
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});
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