ztimson/map-alliance
ztimson/map-alliance
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Re-added polyfil

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Zakary Timson 2023-12-11 22:03:25 -05:00
parent a60d20d76a
commit 30e4e5292d
1 changed files with 48 additions and 0 deletions
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48
src/main.ts
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@ -8,3 +8,51 @@ initializeApp(environment.firebase);
platformBrowserDynamic().bootstrapModule(AppModule)
.catch(err => console.error(err));
// Leaflet touch polyfill ===========================================
declare const L;
// Touch support
L.Map.mergeOptions({touchExtend: true});
L.Map.TouchExtend = L.Handler.extend({
initialize: function (map) {
this._map = map;
this._container = map._container;
this._pane = map._panes.overlayPane;
},
addHooks: function () {
L.DomEvent.on(this._container, 'touchstart', this._onTouchStart, this);
L.DomEvent.on(this._container, 'touchend', this._onTouchEnd, this);
L.DomEvent.on(this._container, 'touchmove', this._onTouchMove, this);
},
removeHooks: function () {
L.DomEvent.off(this._container, 'touchstart', this._onTouchStart);
L.DomEvent.off(this._container, 'touchend', this._onTouchEnd);
L.DomEvent.off(this._container, 'touchmove', this._onTouchMove);
},
_eventWrapper: function(e) {
let containerPoint = this._map.mouseEventToContainerPoint(e);
let layerPoint = this._map.containerPointToLayerPoint(containerPoint);
let latlng = this._map.layerPointToLatLng(layerPoint);
return {
latlng: latlng,
layerPoint: layerPoint,
containerPoint: containerPoint,
originalEvent: e
}
},
_onTouchStart: function (e) {
if (!this._map._loaded) return;
this._map.fire('touchstart', this._eventWrapper(e));
},
_onTouchEnd: function (e) {
if (!this._map._loaded) return;
this._map.fire('touchend', this._eventWrapper(e));
},
_onTouchMove: function(e) {
if(!this._map._loaded) return;
this._map.fire('touchmove', this._eventWrapper(e));
}
});
L.Map.addInitHook('addHandler', 'touchExtend', L.Map.TouchExtend);