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63 lines
2.0 KiB
63 lines
2.0 KiB
/*
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YUI 3.17.2 (build 9c3c78e)
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Copyright 2014 Yahoo! Inc. All rights reserved.
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Licensed under the BSD License.
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http://yuilibrary.com/license/
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*/
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YUI.add('dd-gestures', function (Y, NAME) {
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/**
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* This module is the conditional loaded `dd` module to support gesture events
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* in the event that `dd` is loaded onto a device that support touch based events.
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*
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* This module is loaded and over rides 2 key methods on `DD.Drag` and `DD.DDM` to
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* attach the gesture events. Overrides `DD.Drag._prep` and `DD.DDM._setupListeners`
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* methods as well as set's the property `DD.Drag.START_EVENT` to `gesturemovestart`
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* to enable gesture movement instead of mouse based movement.
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* @module dd
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* @submodule dd-gestures
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*/
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Y.log('Drag gesture support loaded', 'info', 'drag-gestures');
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Y.DD.Drag.START_EVENT = 'gesturemovestart';
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Y.DD.Drag.prototype._prep = function() {
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Y.log('Using DD override prep to attach gesture events', 'info', 'drag-gestures');
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this._dragThreshMet = false;
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var node = this.get('node'), DDM = Y.DD.DDM;
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node.addClass(DDM.CSS_PREFIX + '-draggable');
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node.on(Y.DD.Drag.START_EVENT, Y.bind(this._handleMouseDownEvent, this), {
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minDistance: this.get('clickPixelThresh'),
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minTime: this.get('clickTimeThresh')
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});
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node.on('gesturemoveend', Y.bind(this._handleMouseUp, this), { standAlone: true });
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node.on('dragstart', Y.bind(this._fixDragStart, this));
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};
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var _unprep = Y.DD.Drag.prototype._unprep;
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Y.DD.Drag.prototype._unprep = function() {
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var node = this.get('node');
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_unprep.call(this);
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node.detachAll('gesturemoveend');
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};
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Y.DD.DDM._setupListeners = function() {
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var DDM = Y.DD.DDM;
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this._createPG();
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this._active = true;
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Y.one(Y.config.doc).on('gesturemove', Y.throttle(Y.bind(DDM._move, DDM), DDM.get('throttleTime')), {
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standAlone: true
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});
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};
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}, '3.17.2', {"requires": ["dd-drag", "event-synthetic", "event-gestures"]});
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