touchtracker.js
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/*
*
* ADOBE CONFIDENTIAL
* __________________
*
* Copyright 2014 Adobe Systems Incorporated
* All Rights Reserved.
*
* NOTICE: All information contained herein is, and remains
* the property of Adobe Systems Incorporated and its suppliers,
* if any. The intellectual and technical concepts contained
* herein are proprietary to Adobe Systems Incorporated and its
* suppliers and are protected by trade secret or copyright law.
* Dissemination of this information or reproduction of this material
* is strictly forbidden unless prior written permission is obtained
* from Adobe Systems Incorporated.
*/
define('screens/player/ui/touchtracker', [
'underscore',
'jquery',
'./baseview'
], function(_, $, BaseView) {
'use strict';
var DEFAULT_OPTIONS = {};
var TouchTrackerView = BaseView.extend(/** @lends TouchTrackerView.prototype */{
className: 'aem-ScreensPlayer-touchtracker',
events: {
'click .close': 'close',
'pointerdown': 'onPointerDown',
'pointermove': 'onPointerMove',
'pointerup': 'onPointerUp',
'pointercancel': 'onPointerUp',
'touchstart': 'onTouchStart',
'touchmove': 'onTouchMove',
'touchend': 'onTouchEnd',
'touchcancel': 'onTouchEnd',
'mousemove': 'onMouseMove',
'mousedown': 'onMouseDown',
'mouseup': 'onMouseUp',
'click': 'onClick'
},
/**
* @cl:assdesc View that renders thmenu
* @class AdminView
* @extends BaseView
*
* @param {Object} [options] An object of configurable options.
*/
constructor: function(options) {
this._initOptions(options, DEFAULT_OPTIONS);
TouchTrackerView.__super__.constructor.apply(this, arguments);
this.elemByPointerId = {};
this.recycle = [];
},
render: function() {
// prevent re-render
if (this.setRendered(true)) {
return this;
}
this.$el.append('<div class="close">x</div>');
$('body').append(this.$el);
return this;
},
close: function() {
this.hide();
},
getPointer: function(id) {
var el = this.elemByPointerId[id];
if (!el) {
el = this.recycle.pop();
if (!el) {
el = document.createElement('div');
el.className = 'pointer';
this.$el.append(el);
}
this.elemByPointerId[id] = el;
}
return el;
},
releasePointer: function(id) {
var el = this.elemByPointerId[id];
if (el) {
delete this.elemByPointerId[id];
this.recycle.push(el);
el.style.visibility = 'hidden';
}
},
updatePointer: function(id, x, y, evt) {
var el = this.getPointer(id);
el.style.left = x + 'px';
el.style.top = y + 'px';
el.style.visibility = '';
el.innerHTML = '<span>id:' + id + ', x:' + x + ', y:' + y + ' (' + evt.type + ')</span>';
if (('' + id).indexOf('touch-') === 0) {
el.className = 'pointer touch';
} else if (id === 'mouse') {
el.className = 'pointer mouse';
} else {
el.className = 'pointer';
}
},
asyncUpdatePointer: function(id, x, y, evt) {
setTimeout(this.updatePointer.bind(this, id, x, y, evt), 0);
},
createClick: function(x, y) {
var el = document.createElement('div');
el.className = 'pointer pointer-ring';
this.$el.append(el);
el.style.left = x + 'px';
el.style.top = y + 'px';
el.addEventListener('transitionend', function() {
$(el).remove();
}, false);
window.requestAnimationFrame(function() {
el.style.transform = 'scale(2)';
el.style.opacity = 0;
});
},
// pointer events
onPointerDown: function(e) {
e = e.originalEvent;
this.updatePointer(e.pointerId, e.clientX, e.clientY, e);
// console.log('PD-' + e.pointerId);
},
onPointerMove: function(e) {
e = e.originalEvent;
this.updatePointer(e.pointerId, e.clientX, e.clientY, e);
// console.log('PM-' + e.pointerId);
},
onPointerUp: function(e) {
e = e.originalEvent;
this.releasePointer(e.pointerId);
// console.log('PU-' + e.pointerId);
},
// touch events
onTouchStart: function(e) {
e = e.originalEvent;
var touchlist = e.changedTouches;
for (var i = 0; i < touchlist.length; i++) {
var t = touchlist[i];
this.updatePointer('touch-' + t.identifier, t.clientX, t.clientY, e);
}
},
onTouchMove: function(e) {
e = e.originalEvent;
var touchlist = e.changedTouches;
for (var i = 0; i < touchlist.length; i++) {
var t = touchlist[i];
this.updatePointer('touch-' + t.identifier, t.clientX, t.clientY, e);
}
},
onTouchEnd: function(e) {
e = e.originalEvent;
var touchlist = e.changedTouches;
for (var i = 0; i < touchlist.length; i++) {
var t = touchlist[i];
this.releasePointer('touch-' + t.identifier);
}
},
// mouse events
onMouseDown: function(e) {
e = e.originalEvent;
// don't do a DOM manipulation in a mouse handler, otherwise iOS safari will not trigger a 'click' event.
this.asyncUpdatePointer('mouse', e.clientX, e.clientY, e);
},
onMouseMove: function(e) {
e = e.originalEvent;
// don't do a DOM manipulation in a mouse handler, otherwise iOS safari will not trigger a 'click' event.
this.asyncUpdatePointer('mouse', e.clientX, e.clientY, e);
},
onMouseUp: function(e) {
e = e.originalEvent;
// don't do a DOM manipulation in a mouse handler, otherwise iOS safari will not trigger a 'click' event.
this.asyncUpdatePointer('mouse', e.clientX, e.clientY, e);
},
onClick: function(e) {
e = e.originalEvent;
this.createClick(e.clientX, e.clientY);
}
});
// return module exports
return TouchTrackerView;
});