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Diffstat (limited to '')
-rw-r--r-- | debian/missing-sources/leaflet.js/core/Handler.js | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/debian/missing-sources/leaflet.js/core/Handler.js b/debian/missing-sources/leaflet.js/core/Handler.js new file mode 100644 index 0000000..8ad639b --- /dev/null +++ b/debian/missing-sources/leaflet.js/core/Handler.js @@ -0,0 +1,57 @@ +import {Class} from './Class'; + +/* + L.Handler is a base class for handler classes that are used internally to inject + interaction features like dragging to classes like Map and Marker. +*/ + +// @class Handler +// @aka L.Handler +// Abstract class for map interaction handlers + +export var Handler = Class.extend({ + initialize: function (map) { + this._map = map; + }, + + // @method enable(): this + // Enables the handler + enable: function () { + if (this._enabled) { return this; } + + this._enabled = true; + this.addHooks(); + return this; + }, + + // @method disable(): this + // Disables the handler + disable: function () { + if (!this._enabled) { return this; } + + this._enabled = false; + this.removeHooks(); + return this; + }, + + // @method enabled(): Boolean + // Returns `true` if the handler is enabled + enabled: function () { + return !!this._enabled; + } + + // @section Extension methods + // Classes inheriting from `Handler` must implement the two following methods: + // @method addHooks() + // Called when the handler is enabled, should add event hooks. + // @method removeHooks() + // Called when the handler is disabled, should remove the event hooks added previously. +}); + +// @section There is static function which can be called without instantiating L.Handler: +// @function addTo(map: Map, name: String): this +// Adds a new Handler to the given map with the given name. +Handler.addTo = function (map, name) { + map.addHandler(name, this); + return this; +}; |