FM / handler

/opt/canhelp/node_modules/leaflet/src/map/handler/

/opt/canhelp/node_modules/leaflet/src/map/handler

Name	Size	Mode	Actions
Map.BoxZoom.js	3911	0644	edit dl rm
Map.DoubleClickZoom.js	1563	0644	edit dl rm
Map.Drag.js	7248	0644	edit dl rm
Map.Keyboard.js	4150	0644	edit dl rm
Map.ScrollWheelZoom.js	2758	0644	edit dl rm
Map.TapHold.js	3062	0644	edit dl rm
Map.TouchZoom.js	4312	0644	edit dl rm

Edit: /opt/canhelp/node_modules/leaflet/src/map/handler/Map.DoubleClickZoom.js (1563B)

import {Map} from '../Map';
import {Handler} from '../../core/Handler';

/*
 * L.Handler.DoubleClickZoom is used to handle double-click zoom on the map, enabled by default.
 */

// @namespace Map
// @section Interaction Options

Map.mergeOptions({
	// @option doubleClickZoom: Boolean|String = true
	// Whether the map can be zoomed in by double clicking on it and
	// zoomed out by double clicking while holding shift. If passed
	// `'center'`, double-click zoom will zoom to the center of the
	//  view regardless of where the mouse was.
	doubleClickZoom: true
});

export var DoubleClickZoom = Handler.extend({
	addHooks: function () {
		this._map.on('dblclick', this._onDoubleClick, this);
	},

removeHooks: function () {
		this._map.off('dblclick', this._onDoubleClick, this);
	},

_onDoubleClick: function (e) {
		var map = this._map,
		    oldZoom = map.getZoom(),
		    delta = map.options.zoomDelta,
		    zoom = e.originalEvent.shiftKey ? oldZoom - delta : oldZoom + delta;

if (map.options.doubleClickZoom === 'center') {
			map.setZoom(zoom);
		} else {
			map.setZoomAround(e.containerPoint, zoom);
		}
	}
});

// @section Handlers
//
// Map properties include interaction handlers that allow you to control
// interaction behavior in runtime, enabling or disabling certain features such
// as dragging or touch zoom (see `Handler` methods). For example:
//
// ```js
// map.doubleClickZoom.disable();
// ```
//
// @property doubleClickZoom: Handler
// Double click zoom handler.
Map.addInitHook('addHandler', 'doubleClickZoom', DoubleClickZoom);

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