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Copyright (c) 2010, Yahoo! Inc. All rights reserved.
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Code licensed under the BSD License:
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http://developer.yahoo.com/yui/license.html
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YUI.add('dd-gestures', function(Y) {
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* This module is the conditional loaded DD file 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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* 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.
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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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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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Y.DD.DDM._setupListeners = function() {
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Y.one(Y.config.doc).on('gesturemove', Y.throttle(Y.bind(DDM._move, DDM), DDM.get('throttleTime')), { standAlone: true });
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}, '3.2.0' ,{skinnable:false, requires:['dd-drag', 'event-synthetic', 'event-gestures']});