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@@ -0,0 +1,1412 @@
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+(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.nipplejs = f()}})(function(){var define,module,exports;
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+'use strict';
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+
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+// Constants
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+var isTouch = !!('ontouchstart' in window);
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+var isPointer = window.PointerEvent ? true : false;
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+var isMSPointer = window.MSPointerEvent ? true : false;
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+var events = {
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+ touch: {
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+ start: 'touchstart',
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+ move: 'touchmove',
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+ end: 'touchend'
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+ },
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+ mouse: {
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+ start: 'mousedown',
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+ move: 'mousemove',
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+ end: 'mouseup'
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+ },
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+ pointer: {
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+ start: 'pointerdown',
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+ move: 'pointermove',
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+ end: 'pointerup'
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+ },
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+ MSPointer: {
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+ start: 'MSPointerDown',
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+ move: 'MSPointerMove',
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+ end: 'MSPointerUp'
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+ }
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+};
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+var toBind;
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+var secondBind = {};
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+if (isPointer) {
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+ toBind = events.pointer;
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+} else if (isMSPointer) {
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+ toBind = events.MSPointer;
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+} else if (isTouch) {
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+ toBind = events.touch;
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+ secondBind = events.mouse;
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+} else {
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+ toBind = events.mouse;
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+}
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+///////////////////////
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+/// UTILS ///
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+///////////////////////
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+
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+var u = {};
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+u.distance = function (p1, p2) {
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+ var dx = p2.x - p1.x;
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+ var dy = p2.y - p1.y;
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+
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+ return Math.sqrt((dx * dx) + (dy * dy));
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+};
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+
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+u.angle = function(p1, p2) {
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+ var dx = p2.x - p1.x;
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+ var dy = p2.y - p1.y;
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+
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+ return u.degrees(Math.atan2(dy, dx));
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+};
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+
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+u.findCoord = function(p, d, a) {
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+ var b = {x: 0, y: 0};
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+ a = u.radians(a);
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+ b.x = p.x - d * Math.cos(a);
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+ b.y = p.y - d * Math.sin(a);
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+ return b;
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+};
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+
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+u.radians = function(a) {
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+ return a * (Math.PI / 180);
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+};
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+
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+u.degrees = function(a) {
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+ return a * (180 / Math.PI);
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+};
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+
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+u.bindEvt = function (el, type, handler) {
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+ if (el.addEventListener) {
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+ el.addEventListener(type, handler, false);
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+ } else if (el.attachEvent) {
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+ el.attachEvent(type, handler);
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+ }
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+};
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+
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+u.unbindEvt = function (el, type, handler) {
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+ if (el.removeEventListener) {
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+ el.removeEventListener(type, handler);
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+ } else if (el.detachEvent) {
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+ el.detachEvent(type, handler);
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+ }
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+};
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+
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+u.trigger = function (el, type, data) {
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+ var evt = new CustomEvent(type, data);
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+ el.dispatchEvent(evt);
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+};
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+
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+u.prepareEvent = function (evt) {
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+ evt.preventDefault();
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+ return evt.type.match(/^touch/) ? evt.changedTouches : evt;
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+};
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+
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+u.getScroll = function () {
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+ var x = (window.pageXOffset !== undefined) ?
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+ window.pageXOffset :
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+ (document.documentElement || document.body.parentNode || document.body)
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+ .scrollLeft;
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+
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+ var y = (window.pageYOffset !== undefined) ?
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+ window.pageYOffset :
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+ (document.documentElement || document.body.parentNode || document.body)
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+ .scrollTop;
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+ return {
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+ x: x,
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+ y: y
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+ };
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+};
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+
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+u.applyPosition = function (el, pos) {
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+ if (pos.x && pos.y) {
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+ el.style.left = pos.x + 'px';
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+ el.style.top = pos.y + 'px';
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+ } else if (pos.top || pos.right || pos.bottom || pos.left) {
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+ el.style.top = pos.top;
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+ el.style.right = pos.right;
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+ el.style.bottom = pos.bottom;
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+ el.style.left = pos.left;
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+ }
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+};
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+
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+u.getTransitionStyle = function (property, values, time) {
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+ var obj = u.configStylePropertyObject(property);
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+ for (var i in obj) {
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+ if (obj.hasOwnProperty(i)) {
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+ if (typeof values === 'string') {
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+ obj[i] = values + ' ' + time;
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+ } else {
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+ var st = '';
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+ for (var j = 0, max = values.length; j < max; j += 1) {
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+ st += values[j] + ' ' + time + ', ';
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+ }
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+ obj[i] = st.slice(0, -2);
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+ }
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+ }
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+ }
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+ return obj;
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+};
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+
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+u.getVendorStyle = function (property, value) {
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+ var obj = u.configStylePropertyObject(property);
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+ for (var i in obj) {
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+ if (obj.hasOwnProperty(i)) {
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+ obj[i] = value;
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+ }
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+ }
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+ return obj;
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+};
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+
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+u.configStylePropertyObject = function (prop) {
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+ var obj = {};
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+ obj[prop] = '';
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+ var vendors = ['webkit', 'Moz', 'o'];
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+ vendors.forEach(function (vendor) {
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+ obj[vendor + prop.charAt(0).toUpperCase() + prop.slice(1)] = '';
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+ });
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+ return obj;
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+};
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+
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+u.extend = function (objA, objB) {
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+ for (var i in objB) {
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+ if (objB.hasOwnProperty(i)) {
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+ objA[i] = objB[i];
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+ }
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+ }
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+ return objA;
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+};
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+
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+// Overwrite only what's already present
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+u.safeExtend = function (objA, objB) {
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+ var obj = {};
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+ for (var i in objA) {
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+ if (objA.hasOwnProperty(i) && objB.hasOwnProperty(i)) {
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+ obj[i] = objB[i];
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+ } else if (objA.hasOwnProperty(i)) {
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+ obj[i] = objA[i];
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+ }
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+ }
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+ return obj;
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+};
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+
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+// Map for array or unique item.
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+u.map = function (ar, fn) {
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+ if (ar.length) {
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+ for (var i = 0, max = ar.length; i < max; i += 1) {
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+ fn(ar[i]);
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+ }
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+ } else {
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+ fn(ar);
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+ }
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+};
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+///////////////////////
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+/// SUPER CLASS ///
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+///////////////////////
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+
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+function Super () {};
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+
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+// Basic event system.
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+Super.prototype.on = function (arg, cb) {
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+ var self = this;
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+ var types = arg.split(/[ ,]+/g);
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+ var type;
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+ self._handlers_ = self._handlers_ || {};
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+
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+ for (var i = 0; i < types.length; i += 1) {
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+ type = types[i];
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+ self._handlers_[type] = self._handlers_[type] || [];
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+ self._handlers_[type].push(cb);
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+ }
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+ return self;
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+};
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+
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+Super.prototype.off = function (type, cb) {
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+ var self = this;
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+ self._handlers_ = self._handlers_ || {};
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+
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+ if (type === undefined) {
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+ self._handlers_ = {};
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+ } else if (cb === undefined) {
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+ self._handlers_[type] = null;
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+ } else if (self._handlers_[type] &&
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+ self._handlers_[type].indexOf(cb) >= 0) {
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+ self._handlers_[type].splice(self._handlers_[type].indexOf(cb), 1);
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+ }
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+
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+ return self;
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+};
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+
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+Super.prototype.trigger = function (arg, data) {
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+ var self = this;
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+ var types = arg.split(/[ ,]+/g);
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+ var type;
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+ self._handlers_ = self._handlers_ || {};
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+
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+ for (var i = 0; i < types.length; i += 1) {
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+ type = types[i];
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+ if (self._handlers_[type] && self._handlers_[type].length) {
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+ self._handlers_[type].forEach(function (handler) {
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+ handler.call(self, {
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+ type: type,
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+ target: self
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+ }, data);
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+ });
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+ }
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+ }
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+};
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+
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+// Configuration
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+Super.prototype.config = function (options) {
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+ var self = this;
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+ self.options = self.defaults || {};
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+ if (options) {
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+ self.options = u.safeExtend(self.options, options);
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+ }
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+};
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+
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+// Bind internal events.
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+Super.prototype.bindEvt = function (el, type) {
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+ var self = this;
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+ self._domHandlers_ = self._domHandlers_ || {};
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+
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+ self._domHandlers_[type] = function () {
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+ if (typeof self['on' + type] === 'function') {
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+ self['on' + type].apply(self, arguments);
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+ } else {
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+ console.warn('[WARNING] : Missing "on' + type + '" handler.');
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+ }
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+ };
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+
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+ u.bindEvt(el, toBind[type], self._domHandlers_[type]);
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+
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+ if (secondBind[type]) {
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+ // Support for both touch and mouse at the same time.
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+ u.bindEvt(el, secondBind[type], self._domHandlers_[type]);
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+ }
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+
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+ return self;
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+};
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+
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+// Unbind dom events.
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+Super.prototype.unbindEvt = function (el, type) {
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+ var self = this;
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+ self._domHandlers_ = self._domHandlers_ || {};
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+
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+ u.unbindEvt(el, toBind[type], self._domHandlers_[type]);
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+
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+ if (secondBind[type]) {
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+ // Support for both touch and mouse at the same time.
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+ u.unbindEvt(el, secondBind[type], self._domHandlers_[type]);
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+ }
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+
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+ delete self._domHandlers_[type];
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+
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+ return this;
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+};
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+///////////////////////
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+/// THE NIPPLE ///
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+///////////////////////
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+
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+function Nipple (collection, options) {
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+ this.identifier = options.identifier;
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+ this.position = options.position;
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+ this.frontPosition = options.frontPosition;
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+ this.collection = collection;
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+
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+ // Defaults
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+ this.defaults = {
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+ size: 100,
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+ threshold: 0.1,
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+ color: 'white',
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+ fadeTime: 250,
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+ dataOnly: false,
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+ restOpacity: 0.5,
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+ mode: 'dynamic',
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+ zone: document.body
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+ };
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+
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+ this.config(options);
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+
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+ // Overwrites
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+ if (this.options.mode === 'dynamic') {
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+ this.options.restOpacity = 0;
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+ }
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+
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+ this.id = Nipple.id;
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+ Nipple.id += 1;
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+ this.buildEl()
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+ .stylize();
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+
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+ // Nipple's API.
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+ this.instance = {
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+ el: this.ui.el,
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+ on: this.on.bind(this),
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+ off: this.off.bind(this),
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+ show: this.show.bind(this),
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+ hide: this.hide.bind(this),
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+ add: this.addToDom.bind(this),
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+ remove: this.removeFromDom.bind(this),
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+ destroy: this.destroy.bind(this),
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+ resetDirection: this.resetDirection.bind(this),
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+ computeDirection: this.computeDirection.bind(this),
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+ trigger: this.trigger.bind(this),
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+ position: this.position,
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+ frontPosition: this.frontPosition,
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+ ui: this.ui,
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+ identifier: this.identifier,
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+ id: this.id,
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+ options: this.options
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+ };
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+
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+ return this.instance;
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+};
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+
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+Nipple.prototype = new Super();
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+Nipple.constructor = Nipple;
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+Nipple.id = 0;
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+
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+// Build the dom element of the Nipple instance.
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+Nipple.prototype.buildEl = function (options) {
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+ this.ui = {};
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+
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+ if (this.options.dataOnly) {
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+ return this;
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+ }
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+
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+ this.ui.el = document.createElement('div');
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+ this.ui.back = document.createElement('div');
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+ this.ui.front = document.createElement('div');
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+
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+ this.ui.el.className = 'nipple collection_' + this.collection.id;
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+ this.ui.back.className = 'back';
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+ this.ui.front.className = 'front';
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+
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+ this.ui.el.setAttribute('id', 'nipple_' + this.collection.id +
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+ '_' + this.id);
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+
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+ this.ui.el.appendChild(this.ui.back);
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+ this.ui.el.appendChild(this.ui.front);
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+
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+ return this;
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+};
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+
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+// Apply CSS to the Nipple instance.
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+Nipple.prototype.stylize = function () {
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+ if (this.options.dataOnly) {
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+ return this;
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+ }
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+ var animTime = this.options.fadeTime + 'ms';
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+ var borderStyle = u.getVendorStyle('borderRadius', '50%');
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+ var transitStyle = u.getTransitionStyle('transition', 'opacity', animTime);
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+ var styles = {};
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+ styles.el = {
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+ position: 'absolute',
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+ opacity: this.options.restOpacity,
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+ display: 'block',
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+ 'zIndex': 999
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+ };
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+
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+ styles.back = {
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+ position: 'absolute',
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+ display: 'block',
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+ width: this.options.size + 'px',
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+ height: this.options.size + 'px',
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+ marginLeft: -this.options.size / 2 + 'px',
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+ marginTop: -this.options.size / 2 + 'px',
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+ background: this.options.color,
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+ 'opacity': '.5'
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+ };
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+
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+ styles.front = {
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+ width: this.options.size / 2 + 'px',
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+ height: this.options.size / 2 + 'px',
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+ position: 'absolute',
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+ display: 'block',
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+ marginLeft: -this.options.size / 4 + 'px',
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+ marginTop: -this.options.size / 4 + 'px',
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+ background: this.options.color,
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+ 'opacity': '.5'
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+ };
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+
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+ u.extend(styles.el, transitStyle);
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|
|
+ u.extend(styles.back, borderStyle);
|
|
|
+ u.extend(styles.front, borderStyle);
|
|
|
+
|
|
|
+ this.applyStyles(styles);
|
|
|
+
|
|
|
+ return this;
|
|
|
+};
|
|
|
+
|
|
|
+Nipple.prototype.applyStyles = function (styles) {
|
|
|
+ // Apply styles
|
|
|
+ for (var i in this.ui) {
|
|
|
+ if (this.ui.hasOwnProperty(i)) {
|
|
|
+ for (var j in styles[i]) {
|
|
|
+ this.ui[i].style[j] = styles[i][j];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return this;
|
|
|
+};
|
|
|
+
|
|
|
+// Inject the Nipple instance into DOM.
|
|
|
+Nipple.prototype.addToDom = function () {
|
|
|
+ // We're not adding it if we're dataOnly or already in dom.
|
|
|
+ if (this.options.dataOnly || document.body.contains(this.ui.el)) {
|
|
|
+ return this;
|
|
|
+ }
|
|
|
+ this.options.zone.appendChild(this.ui.el);
|
|
|
+ return this;
|
|
|
+};
|
|
|
+
|
|
|
+// Remove the Nipple instance from DOM.
|
|
|
+Nipple.prototype.removeFromDom = function () {
|
|
|
+ if (this.options.dataOnly || !document.body.contains(this.ui.el)) {
|
|
|
+ return this;
|
|
|
+ }
|
|
|
+ this.options.zone.removeChild(this.ui.el);
|
|
|
+ return this;
|
|
|
+};
|
|
|
+
|
|
|
+// Entirely destroy this nipple
|
|
|
+Nipple.prototype.destroy = function () {
|
|
|
+ clearTimeout(this.removeTimeout);
|
|
|
+ clearTimeout(this.showTimeout);
|
|
|
+ clearTimeout(this.restTimeout);
|
|
|
+ this.trigger('destroyed', this.instance);
|
|
|
+ this.removeFromDom();
|
|
|
+ this.off();
|
|
|
+};
|
|
|
+
|
|
|
+// Fade in the Nipple instance.
|
|
|
+Nipple.prototype.show = function (cb) {
|
|
|
+ var self = this;
|
|
|
+
|
|
|
+ if (self.options.dataOnly) {
|
|
|
+ return self;
|
|
|
+ }
|
|
|
+
|
|
|
+ clearTimeout(self.removeTimeout);
|
|
|
+ clearTimeout(self.showTimeout);
|
|
|
+ clearTimeout(self.restTimeout);
|
|
|
+
|
|
|
+ self.addToDom();
|
|
|
+
|
|
|
+ self.restCallback();
|
|
|
+
|
|
|
+ setTimeout(function () {
|
|
|
+ self.ui.el.style.opacity = 1;
|
|
|
+ }, 0);
|
|
|
+
|
|
|
+ self.showTimeout = setTimeout(function () {
|
|
|
+ self.trigger('shown', self.instance);
|
|
|
+ if (typeof cb === 'function') {
|
|
|
+ cb.call(this);
|
|
|
+ }
|
|
|
+ }, self.options.fadeTime);
|
|
|
+
|
|
|
+ return self;
|
|
|
+};
|
|
|
+
|
|
|
+// Fade out the Nipple instance.
|
|
|
+Nipple.prototype.hide = function (cb) {
|
|
|
+ var self = this;
|
|
|
+
|
|
|
+ if (self.options.dataOnly) {
|
|
|
+ return self;
|
|
|
+ }
|
|
|
+
|
|
|
+ self.ui.el.style.opacity = self.options.restOpacity;
|
|
|
+
|
|
|
+ clearTimeout(self.removeTimeout);
|
|
|
+ clearTimeout(self.showTimeout);
|
|
|
+ clearTimeout(self.restTimeout);
|
|
|
+
|
|
|
+ self.removeTimeout = setTimeout(
|
|
|
+ function () {
|
|
|
+ var display = self.options.mode === 'dynamic' ? 'none' : 'block';
|
|
|
+ self.ui.el.style.display = display;
|
|
|
+ if (typeof cb === 'function') {
|
|
|
+ cb.call(self);
|
|
|
+ }
|
|
|
+
|
|
|
+ self.trigger('hidden', self.instance);
|
|
|
+ },
|
|
|
+ self.options.fadeTime
|
|
|
+ );
|
|
|
+ self.restPosition();
|
|
|
+
|
|
|
+ return self;
|
|
|
+};
|
|
|
+
|
|
|
+Nipple.prototype.restPosition = function (cb) {
|
|
|
+ var self = this;
|
|
|
+ self.frontPosition = {
|
|
|
+ x: 0,
|
|
|
+ y: 0
|
|
|
+ };
|
|
|
+ var animTime = self.options.fadeTime + 'ms';
|
|
|
+
|
|
|
+ var transitStyle = {};
|
|
|
+ transitStyle.front = u.getTransitionStyle('transition',
|
|
|
+ ['top', 'left'], animTime);
|
|
|
+
|
|
|
+ var styles = {front: {}};
|
|
|
+ styles.front = {
|
|
|
+ left: self.frontPosition.x + 'px',
|
|
|
+ top: self.frontPosition.y + 'px'
|
|
|
+ };
|
|
|
+
|
|
|
+ self.applyStyles(transitStyle);
|
|
|
+ self.applyStyles(styles);
|
|
|
+
|
|
|
+ self.restTimeout = setTimeout(
|
|
|
+ function () {
|
|
|
+ if (typeof cb === 'function') {
|
|
|
+ cb.call(self);
|
|
|
+ }
|
|
|
+ self.restCallback();
|
|
|
+ },
|
|
|
+ self.options.fadeTime
|
|
|
+ );
|
|
|
+};
|
|
|
+
|
|
|
+Nipple.prototype.restCallback = function () {
|
|
|
+ var self = this;
|
|
|
+ var transitStyle = {};
|
|
|
+ transitStyle.front = u.getTransitionStyle('transition', 'none', '');
|
|
|
+ self.applyStyles(transitStyle);
|
|
|
+ self.trigger('rested', self.instance);
|
|
|
+};
|
|
|
+
|
|
|
+Nipple.prototype.resetDirection = function () {
|
|
|
+ // Fully rebuild the object to let the iteration possible.
|
|
|
+ this.direction = {
|
|
|
+ x: false,
|
|
|
+ y: false,
|
|
|
+ angle: false
|
|
|
+ };
|
|
|
+};
|
|
|
+
|
|
|
+Nipple.prototype.computeDirection = function (obj) {
|
|
|
+ var rAngle = obj.angle.radian;
|
|
|
+ var angle45 = Math.PI / 4;
|
|
|
+ var angle90 = Math.PI / 2;
|
|
|
+ var direction, directionX, directionY;
|
|
|
+
|
|
|
+ // Angular direction
|
|
|
+ // \ UP /
|
|
|
+ // \ /
|
|
|
+ // LEFT RIGHT
|
|
|
+ // / \
|
|
|
+ // /DOWN \
|
|
|
+ //
|
|
|
+ if (rAngle > angle45 && rAngle < (angle45 * 3)) {
|
|
|
+ direction = 'up';
|
|
|
+ } else if (rAngle > -angle45 && rAngle <= angle45) {
|
|
|
+ direction = 'left';
|
|
|
+ } else if (rAngle > (-angle45 * 3) && rAngle <= -angle45) {
|
|
|
+ direction = 'down';
|
|
|
+ } else {
|
|
|
+ direction = 'right';
|
|
|
+ }
|
|
|
+
|
|
|
+ // Plain direction
|
|
|
+ // UP |
|
|
|
+ // _______ | RIGHT
|
|
|
+ // LEFT |
|
|
|
+ // DOWN |
|
|
|
+ if (rAngle > -angle90 && rAngle < angle90) {
|
|
|
+ directionX = 'left';
|
|
|
+ } else {
|
|
|
+ directionX = 'right';
|
|
|
+ }
|
|
|
+
|
|
|
+ if (rAngle > 0) {
|
|
|
+ directionY = 'up';
|
|
|
+ } else {
|
|
|
+ directionY = 'down';
|
|
|
+ }
|
|
|
+
|
|
|
+ if (obj.force > this.options.threshold) {
|
|
|
+ var oldDirection = {};
|
|
|
+ for (var i in this.direction) {
|
|
|
+ if (this.direction.hasOwnProperty(i)) {
|
|
|
+ oldDirection[i] = this.direction[i];
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ var same = {};
|
|
|
+
|
|
|
+ this.direction = {
|
|
|
+ x: directionX,
|
|
|
+ y: directionY,
|
|
|
+ angle: direction
|
|
|
+ };
|
|
|
+
|
|
|
+ obj.direction = this.direction;
|
|
|
+
|
|
|
+ for (var i in oldDirection) {
|
|
|
+ if (oldDirection[i] === this.direction[i]) {
|
|
|
+ same[i] = true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // If all 3 directions are the same, we don't trigger anything.
|
|
|
+ if (same.x && same.y && same.angle) {
|
|
|
+ return obj;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!same.x || !same.y) {
|
|
|
+ this.trigger('plain', obj);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!same.x) {
|
|
|
+ this.trigger('plain:' + directionX, obj);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!same.y) {
|
|
|
+ this.trigger('plain:' + directionY, obj);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!same.angle) {
|
|
|
+ this.trigger('dir dir:' + direction, obj);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return obj;
|
|
|
+};
|
|
|
+/* global Nipple, Super */
|
|
|
+
|
|
|
+///////////////////////////
|
|
|
+/// THE COLLECTION ///
|
|
|
+///////////////////////////
|
|
|
+
|
|
|
+function Collection (manager, options) {
|
|
|
+ var self = this;
|
|
|
+ self.nipples = [];
|
|
|
+ self.idles = [];
|
|
|
+ self.actives = [];
|
|
|
+ self.ids = [];
|
|
|
+ self.pressureIntervals = {};
|
|
|
+ self.manager = manager;
|
|
|
+ self.id = Collection.id;
|
|
|
+ Collection.id += 1;
|
|
|
+
|
|
|
+ // Defaults
|
|
|
+ self.defaults = {
|
|
|
+ zone: document.body,
|
|
|
+ multitouch: false,
|
|
|
+ maxNumberOfNipples: 10,
|
|
|
+ mode: 'dynamic',
|
|
|
+ position: {top: 0, left: 0},
|
|
|
+ catchDistance: 200,
|
|
|
+ size: 100,
|
|
|
+ threshold: 0.1,
|
|
|
+ color: 'white',
|
|
|
+ fadeTime: 250,
|
|
|
+ dataOnly: false,
|
|
|
+ restOpacity: 0.5
|
|
|
+ };
|
|
|
+
|
|
|
+ self.config(options);
|
|
|
+
|
|
|
+ // Overwrites
|
|
|
+ if (self.options.mode === 'static' || self.options.mode === 'semi') {
|
|
|
+ self.options.multitouch = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!self.options.multitouch) {
|
|
|
+ self.options.maxNumberOfNipples = 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ self.updateBox();
|
|
|
+ self.prepareNipples();
|
|
|
+ self.bindings();
|
|
|
+ self.begin();
|
|
|
+
|
|
|
+ return self.nipples;
|
|
|
+}
|
|
|
+
|
|
|
+Collection.prototype = new Super();
|
|
|
+Collection.constructor = Collection;
|
|
|
+Collection.id = 0;
|
|
|
+
|
|
|
+Collection.prototype.prepareNipples = function () {
|
|
|
+ var self = this;
|
|
|
+ var nips = self.nipples;
|
|
|
+
|
|
|
+ // Public API Preparation.
|
|
|
+ nips.on = self.on.bind(self);
|
|
|
+ nips.off = self.off.bind(self);
|
|
|
+ nips.options = self.options;
|
|
|
+ nips.destroy = self.destroy.bind(self);
|
|
|
+ nips.ids = self.ids;
|
|
|
+ nips.id = self.id;
|
|
|
+ nips.processOnMove = self.processOnMove.bind(self);
|
|
|
+ nips.processOnEnd = self.processOnEnd.bind(self);
|
|
|
+ nips.get = function (id) {
|
|
|
+ if (id === undefined) {
|
|
|
+ return nips[0];
|
|
|
+ }
|
|
|
+ for (var i = 0, max = nips.length; i < max; i += 1) {
|
|
|
+ if (nips[i].identifier === id) {
|
|
|
+ return nips[i];
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ };
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.bindings = function () {
|
|
|
+ var self = this;
|
|
|
+ // Touch start event.
|
|
|
+ self.bindEvt(self.options.zone, 'start');
|
|
|
+ // Avoid native touch actions (scroll, zoom etc...) on the zone.
|
|
|
+ self.options.zone.style.touchAction = 'none';
|
|
|
+ self.options.zone.style.msTouchAction = 'none';
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.begin = function () {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+
|
|
|
+ // We place our static nipple
|
|
|
+ // if needed.
|
|
|
+ if (opts.mode === 'static') {
|
|
|
+ var nipple = self.createNipple(
|
|
|
+ opts.position,
|
|
|
+ self.manager.getIdentifier()
|
|
|
+ );
|
|
|
+ // Add it to the dom.
|
|
|
+ nipple.add();
|
|
|
+ // Store it in idles.
|
|
|
+ self.idles.push(nipple);
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+// Nipple Factory
|
|
|
+Collection.prototype.createNipple = function (position, identifier) {
|
|
|
+ var self = this;
|
|
|
+ var scroll = u.getScroll();
|
|
|
+ var toPutOn = {};
|
|
|
+ var opts = self.options;
|
|
|
+
|
|
|
+ if (position.x && position.y) {
|
|
|
+ toPutOn = {
|
|
|
+ x: position.x -
|
|
|
+ (scroll.x + self.box.left),
|
|
|
+ y: position.y -
|
|
|
+ (scroll.y + self.box.top)
|
|
|
+ };
|
|
|
+ } else if (
|
|
|
+ position.top ||
|
|
|
+ position.right ||
|
|
|
+ position.bottom ||
|
|
|
+ position.left
|
|
|
+ ) {
|
|
|
+
|
|
|
+ // We need to compute the position X / Y of the joystick.
|
|
|
+ var dumb = document.createElement('DIV');
|
|
|
+ dumb.style.display = 'hidden';
|
|
|
+ dumb.style.top = position.top;
|
|
|
+ dumb.style.right = position.right;
|
|
|
+ dumb.style.bottom = position.bottom;
|
|
|
+ dumb.style.left = position.left;
|
|
|
+ dumb.style.position = 'absolute';
|
|
|
+
|
|
|
+ opts.zone.appendChild(dumb);
|
|
|
+ var dumbBox = dumb.getBoundingClientRect();
|
|
|
+ opts.zone.removeChild(dumb);
|
|
|
+
|
|
|
+ toPutOn = position;
|
|
|
+ position = {
|
|
|
+ x: dumbBox.left + scroll.x,
|
|
|
+ y: dumbBox.top + scroll.y
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ var nipple = new Nipple(self, {
|
|
|
+ color: opts.color,
|
|
|
+ size: opts.size,
|
|
|
+ threshold: opts.threshold,
|
|
|
+ fadeTime: opts.fadeTime,
|
|
|
+ dataOnly: opts.dataOnly,
|
|
|
+ restOpacity: opts.restOpacity,
|
|
|
+ mode: opts.mode,
|
|
|
+ identifier: identifier,
|
|
|
+ position: position,
|
|
|
+ zone: opts.zone,
|
|
|
+ frontPosition: {
|
|
|
+ x: 0,
|
|
|
+ y: 0
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ if (!opts.dataOnly) {
|
|
|
+ u.applyPosition(nipple.ui.el, toPutOn);
|
|
|
+ u.applyPosition(nipple.ui.front, nipple.frontPosition);
|
|
|
+ }
|
|
|
+ self.nipples.push(nipple);
|
|
|
+ self.trigger('added ' + nipple.identifier + ':added', nipple);
|
|
|
+ self.manager.trigger('added ' + nipple.identifier + ':added', nipple);
|
|
|
+
|
|
|
+ self.bindNipple(nipple);
|
|
|
+
|
|
|
+ return nipple;
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.updateBox = function () {
|
|
|
+ var self = this;
|
|
|
+ self.box = self.options.zone.getBoundingClientRect();
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.bindNipple = function (nipple) {
|
|
|
+ var self = this;
|
|
|
+ var type;
|
|
|
+ // Bubble up identified events.
|
|
|
+ var handler = function (evt, data) {
|
|
|
+ // Identify the event type with the nipple's id.
|
|
|
+ type = evt.type + ' ' + data.id + ':' + evt.type;
|
|
|
+ self.trigger(type, data);
|
|
|
+ };
|
|
|
+
|
|
|
+ // When it gets destroyed.
|
|
|
+ nipple.on('destroyed', self.onDestroyed.bind(self));
|
|
|
+
|
|
|
+ // Other events that will get bubbled up.
|
|
|
+ nipple.on('shown hidden rested dir plain', handler);
|
|
|
+ nipple.on('dir:up dir:right dir:down dir:left', handler);
|
|
|
+ nipple.on('plain:up plain:right plain:down plain:left', handler);
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.pressureFn = function (touch, nipple, identifier) {
|
|
|
+ var self = this;
|
|
|
+ var previousPressure = 0;
|
|
|
+ clearInterval(self.pressureIntervals[identifier]);
|
|
|
+ // Create an interval that will read the pressure every 100ms
|
|
|
+ self.pressureIntervals[identifier] = setInterval(function () {
|
|
|
+ var pressure = touch.force || touch.pressure ||
|
|
|
+ touch.webkitForce || 0;
|
|
|
+ if (pressure !== previousPressure) {
|
|
|
+ nipple.trigger('pressure', pressure);
|
|
|
+ self.trigger('pressure ' +
|
|
|
+ nipple.identifier + ':pressure', pressure);
|
|
|
+ previousPressure = pressure;
|
|
|
+ }
|
|
|
+ }.bind(self), 100);
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.onstart = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+ evt = u.prepareEvent(evt);
|
|
|
+
|
|
|
+ // Update the box position
|
|
|
+ self.updateBox();
|
|
|
+
|
|
|
+ var process = function (touch) {
|
|
|
+ // If we can create new nipples
|
|
|
+ // meaning we don't have more active nipples than we should.
|
|
|
+ if (self.actives.length < opts.maxNumberOfNipples) {
|
|
|
+ self.processOnStart(touch);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ u.map(evt, process);
|
|
|
+
|
|
|
+ // We ask upstream to bind the document
|
|
|
+ // on 'move' and 'end'
|
|
|
+ self.manager.bindDocument();
|
|
|
+ return false;
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.processOnStart = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+ var indexInIdles;
|
|
|
+ var identifier = self.manager.getIdentifier(evt);
|
|
|
+ var pressure = evt.force || evt.pressure || evt.webkitForce || 0;
|
|
|
+ var position = {
|
|
|
+ x: evt.pageX,
|
|
|
+ y: evt.pageY
|
|
|
+ };
|
|
|
+
|
|
|
+ var nipple = self.getOrCreate(identifier, position);
|
|
|
+
|
|
|
+ // Update its touch identifier
|
|
|
+ nipple.identifier = identifier;
|
|
|
+
|
|
|
+ var process = function (nip) {
|
|
|
+ // Trigger the start.
|
|
|
+ nip.trigger('start', nip);
|
|
|
+ self.trigger('start ' + nip.id + ':start', nip);
|
|
|
+
|
|
|
+ nip.show();
|
|
|
+ if (pressure > 0) {
|
|
|
+ self.pressureFn(evt, nip, nip.identifier);
|
|
|
+ }
|
|
|
+ // Trigger the first move event.
|
|
|
+ self.processOnMove(evt);
|
|
|
+ };
|
|
|
+
|
|
|
+ // Transfer it from idles to actives.
|
|
|
+ if ((indexInIdles = self.idles.indexOf(nipple)) >= 0) {
|
|
|
+ self.idles.splice(indexInIdles, 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Store the nipple in the actives array
|
|
|
+ self.actives.push(nipple);
|
|
|
+ self.ids.push(nipple.identifier);
|
|
|
+
|
|
|
+ if (opts.mode !== 'semi') {
|
|
|
+ process(nipple);
|
|
|
+ } else {
|
|
|
+ // In semi we check the distance of the touch
|
|
|
+ // to decide if we have to reset the nipple
|
|
|
+ var distance = u.distance(position, nipple.position);
|
|
|
+ if (distance <= opts.catchDistance) {
|
|
|
+ process(nipple);
|
|
|
+ } else {
|
|
|
+ nipple.destroy();
|
|
|
+ self.processOnStart(evt);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return nipple;
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.getOrCreate = function (identifier, position) {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+ var nipple;
|
|
|
+
|
|
|
+ // If we're in static or semi, we might already have an active.
|
|
|
+ if (/(semi|static)/.test(opts.mode)) {
|
|
|
+ // Get the active one.
|
|
|
+ // TODO: Multi-touche for semi and static will start here.
|
|
|
+ // Return the nearest one.
|
|
|
+ nipple = self.idles[0];
|
|
|
+ if (nipple) {
|
|
|
+ self.idles.splice(0, 1);
|
|
|
+ return nipple;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (opts.mode === 'semi') {
|
|
|
+ // If we're in semi mode, we need to create one.
|
|
|
+ return self.createNipple(position, identifier);
|
|
|
+ }
|
|
|
+
|
|
|
+ console.warn('Coudln\'t find the needed nipple.');
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ // In dynamic, we create a new one.
|
|
|
+ nipple = self.createNipple(position, identifier);
|
|
|
+ return nipple;
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.processOnMove = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+ var identifier = self.manager.getIdentifier(evt);
|
|
|
+ var nipple = self.nipples.get(identifier);
|
|
|
+
|
|
|
+ if (!nipple) {
|
|
|
+ // This is here just for safety.
|
|
|
+ // It shouldn't happen.
|
|
|
+ console.error('Found zombie joystick with ID ' + identifier);
|
|
|
+ self.manager.removeIdentifier(identifier);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ nipple.identifier = identifier;
|
|
|
+
|
|
|
+ var size = nipple.options.size / 2;
|
|
|
+ var pos = {
|
|
|
+ x: evt.pageX,
|
|
|
+ y: evt.pageY
|
|
|
+ };
|
|
|
+
|
|
|
+ var dist = u.distance(pos, nipple.position);
|
|
|
+ var angle = u.angle(pos, nipple.position);
|
|
|
+ var rAngle = u.radians(angle);
|
|
|
+ var force = dist / size;
|
|
|
+
|
|
|
+ // If distance is bigger than nipple's size
|
|
|
+ // we clamp the position.
|
|
|
+ if (dist > size) {
|
|
|
+ dist = size;
|
|
|
+ pos = u.findCoord(nipple.position, dist, angle);
|
|
|
+ }
|
|
|
+
|
|
|
+ nipple.frontPosition = {
|
|
|
+ x: pos.x - nipple.position.x,
|
|
|
+ y: pos.y - nipple.position.y
|
|
|
+ };
|
|
|
+
|
|
|
+ if (!opts.dataOnly) {
|
|
|
+ u.applyPosition(nipple.ui.front, nipple.frontPosition);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Prepare event's datas.
|
|
|
+ var toSend = {
|
|
|
+ identifier: nipple.identifier,
|
|
|
+ position: pos,
|
|
|
+ force: force,
|
|
|
+ pressure: evt.force || evt.pressure || evt.webkitForce || 0,
|
|
|
+ distance: dist,
|
|
|
+ angle: {
|
|
|
+ radian: rAngle,
|
|
|
+ degree: angle
|
|
|
+ },
|
|
|
+ instance: nipple
|
|
|
+ };
|
|
|
+
|
|
|
+ // Compute the direction's datas.
|
|
|
+ toSend = nipple.computeDirection(toSend);
|
|
|
+
|
|
|
+ // Offset angles to follow units circle.
|
|
|
+ toSend.angle = {
|
|
|
+ radian: u.radians(180 - angle),
|
|
|
+ degree: 180 - angle
|
|
|
+ };
|
|
|
+
|
|
|
+ // Send everything to everyone.
|
|
|
+ nipple.trigger('move', toSend);
|
|
|
+ self.trigger('move ' + nipple.id + ':move', toSend);
|
|
|
+};
|
|
|
+
|
|
|
+Collection.prototype.processOnEnd = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ var opts = self.options;
|
|
|
+ var identifier = self.manager.getIdentifier(evt);
|
|
|
+ var nipple = self.nipples.get(identifier);
|
|
|
+ var removedIdentifier = self.manager.removeIdentifier(nipple.identifier);
|
|
|
+
|
|
|
+ if (!nipple) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!opts.dataOnly) {
|
|
|
+ nipple.hide(function () {
|
|
|
+ if (opts.mode === 'dynamic') {
|
|
|
+ nipple.trigger('removed', nipple);
|
|
|
+ self.trigger('removed ' + nipple.id + ':removed', nipple);
|
|
|
+ self.manager
|
|
|
+ .trigger('removed ' + nipple.id + ':removed', nipple);
|
|
|
+ nipple.destroy();
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ // Clear the pressure interval reader
|
|
|
+ clearInterval(self.pressureIntervals[nipple.identifier]);
|
|
|
+
|
|
|
+ // Reset the direciton of the nipple, to be able to trigger a new direction
|
|
|
+ // on start.
|
|
|
+ nipple.resetDirection();
|
|
|
+
|
|
|
+ nipple.trigger('end', nipple);
|
|
|
+ self.trigger('end ' + nipple.id + ':end', nipple);
|
|
|
+
|
|
|
+ // Remove identifier from our bank.
|
|
|
+ if (self.ids.indexOf(nipple.identifier) >= 0) {
|
|
|
+ self.ids.splice(self.ids.indexOf(nipple.identifier), 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Clean our actives array.
|
|
|
+ if (self.actives.indexOf(nipple) >= 0) {
|
|
|
+ self.actives.splice(self.actives.indexOf(nipple), 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (/(semi|static)/.test(opts.mode)) {
|
|
|
+ // Transfer nipple from actives to idles
|
|
|
+ // if we're in semi or static mode.
|
|
|
+ self.idles.push(nipple);
|
|
|
+ } else if (self.nipples.indexOf(nipple) >= 0) {
|
|
|
+ // Only if we're not in semi or static mode
|
|
|
+ // we can remove the instance.
|
|
|
+ self.nipples.splice(self.nipples.indexOf(nipple), 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // We unbind move and end.
|
|
|
+ self.manager.unbindDocument();
|
|
|
+
|
|
|
+ // We add back the identifier of the idle nipple;
|
|
|
+ if (/(semi|static)/.test(opts.mode)) {
|
|
|
+ self.manager.ids[removedIdentifier.id] = removedIdentifier.identifier;
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+// Remove destroyed nipple from the lists
|
|
|
+Collection.prototype.onDestroyed = function(evt, nipple) {
|
|
|
+ var self = this;
|
|
|
+ if (self.nipples.indexOf(nipple) >= 0) {
|
|
|
+ self.nipples.splice(self.nipples.indexOf(nipple), 1);
|
|
|
+ }
|
|
|
+ if (self.actives.indexOf(nipple) >= 0) {
|
|
|
+ self.actives.splice(self.actives.indexOf(nipple), 1);
|
|
|
+ }
|
|
|
+ if (self.idles.indexOf(nipple) >= 0) {
|
|
|
+ self.idles.splice(self.idles.indexOf(nipple), 1);
|
|
|
+ }
|
|
|
+ if (self.ids.indexOf(nipple.identifier) >= 0) {
|
|
|
+ self.ids.splice(self.ids.indexOf(nipple.identifier), 1);
|
|
|
+ }
|
|
|
+
|
|
|
+ // Remove the identifier from our bank
|
|
|
+ self.manager.removeIdentifier(nipple.identifier);
|
|
|
+
|
|
|
+ // We unbind move and end.
|
|
|
+ self.manager.unbindDocument();
|
|
|
+};
|
|
|
+
|
|
|
+// Cleanly destroy the manager
|
|
|
+Collection.prototype.destroy = function () {
|
|
|
+ var self = this;
|
|
|
+ self.unbindEvt(self.options.zone, 'start');
|
|
|
+
|
|
|
+ // Destroy nipples.
|
|
|
+ self.nipples.forEach(function(nipple) {
|
|
|
+ nipple.destroy();
|
|
|
+ });
|
|
|
+
|
|
|
+ // Clean 3DTouch intervals.
|
|
|
+ for (var i in self.pressureIntervals) {
|
|
|
+ if (self.pressureIntervals.hasOwnProperty(i)) {
|
|
|
+ clearInterval(self.pressureIntervals[i]);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ // Notify the manager passing the instance
|
|
|
+ self.trigger('destroyed', self.nipples);
|
|
|
+ // We unbind move and end.
|
|
|
+ self.manager.unbindDocument();
|
|
|
+ // Unbind everything.
|
|
|
+ self.off();
|
|
|
+};
|
|
|
+/* global u, Super, Collection */
|
|
|
+
|
|
|
+///////////////////////
|
|
|
+/// MANAGER ///
|
|
|
+///////////////////////
|
|
|
+
|
|
|
+function Manager (options) {
|
|
|
+ var self = this;
|
|
|
+ self.ids = {};
|
|
|
+ self.index = 0;
|
|
|
+ self.collections = [];
|
|
|
+
|
|
|
+ self.config(options);
|
|
|
+ self.prepareCollections();
|
|
|
+
|
|
|
+ // Listen for resize, to reposition every joysticks
|
|
|
+ var resizeTimer;
|
|
|
+ u.bindEvt(window, 'resize', function (evt) {
|
|
|
+ clearTimeout(resizeTimer);
|
|
|
+ resizeTimer = setTimeout(function () {
|
|
|
+ var pos;
|
|
|
+ var scroll = u.getScroll();
|
|
|
+ self.collections.forEach(function (collection) {
|
|
|
+ collection.forEach(function (nipple) {
|
|
|
+ pos = nipple.el.getBoundingClientRect();
|
|
|
+ nipple.position = {
|
|
|
+ x: scroll.x + pos.left,
|
|
|
+ y: scroll.y + pos.top
|
|
|
+ };
|
|
|
+ });
|
|
|
+ });
|
|
|
+ }, 100);
|
|
|
+ });
|
|
|
+
|
|
|
+ return self.collections;
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype = new Super();
|
|
|
+Manager.constructor = Manager;
|
|
|
+
|
|
|
+Manager.prototype.prepareCollections = function () {
|
|
|
+ var self = this;
|
|
|
+ // Public API Preparation.
|
|
|
+ self.collections.create = self.create.bind(self);
|
|
|
+ // Listen to anything
|
|
|
+ self.collections.on = self.on.bind(self);
|
|
|
+ // Unbind general events
|
|
|
+ self.collections.off = self.off.bind(self);
|
|
|
+ // Destroy everything
|
|
|
+ self.collections.destroy = self.destroy.bind(self);
|
|
|
+ // Get any nipple
|
|
|
+ self.collections.get = function (id) {
|
|
|
+ var nipple;
|
|
|
+ self.collections.every(function (collection) {
|
|
|
+ if (nipple = collection.get(id)) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ });
|
|
|
+ return nipple;
|
|
|
+ };
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.create = function (options) {
|
|
|
+ return this.createCollection(options);
|
|
|
+};
|
|
|
+
|
|
|
+// Collection Factory
|
|
|
+Manager.prototype.createCollection = function (options) {
|
|
|
+ var self = this;
|
|
|
+ var collection = new Collection(self, options);
|
|
|
+
|
|
|
+ self.bindCollection(collection);
|
|
|
+ self.collections.push(collection);
|
|
|
+
|
|
|
+ return collection;
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.bindCollection = function (collection) {
|
|
|
+ var self = this;
|
|
|
+ var type;
|
|
|
+ // Bubble up identified events.
|
|
|
+ var handler = function (evt, data) {
|
|
|
+ // Identify the event type with the nipple's identifier.
|
|
|
+ type = evt.type + ' ' + data.id + ':' + evt.type;
|
|
|
+ self.trigger(type, data);
|
|
|
+ };
|
|
|
+
|
|
|
+ // When it gets destroyed we clean.
|
|
|
+ collection.on('destroyed', self.onDestroyed.bind(self));
|
|
|
+
|
|
|
+ // Other events that will get bubbled up.
|
|
|
+ collection.on('shown hidden rested dir plain', handler);
|
|
|
+ collection.on('dir:up dir:right dir:down dir:left', handler);
|
|
|
+ collection.on('plain:up plain:right plain:down plain:left', handler);
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.bindDocument = function () {
|
|
|
+ var self = this;
|
|
|
+ // Bind only if not already binded
|
|
|
+ if (!self.binded) {
|
|
|
+ self.bindEvt(document, 'move')
|
|
|
+ .bindEvt(document, 'end');
|
|
|
+ self.binded = true;
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.unbindDocument = function (force) {
|
|
|
+ var self = this;
|
|
|
+ // If there are no touch left
|
|
|
+ // unbind the document.
|
|
|
+ if (!Object.keys(self.ids).length || force === true) {
|
|
|
+ self.unbindEvt(document, 'move')
|
|
|
+ .unbindEvt(document, 'end');
|
|
|
+ self.binded = false;
|
|
|
+ }
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.getIdentifier = function (evt) {
|
|
|
+ var id;
|
|
|
+ // If no event, simple increment
|
|
|
+ if (!evt) {
|
|
|
+ id = this.index;
|
|
|
+ } else {
|
|
|
+ // Extract identifier from event object.
|
|
|
+ // Unavailable in mouse events so replaced by latest increment.
|
|
|
+ id = evt.identifier === undefined ? evt.pointerId : evt.identifier;
|
|
|
+ if (id === undefined) {
|
|
|
+ id = this.latest || 0;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (this.ids[id] === undefined) {
|
|
|
+ this.ids[id] = this.index;
|
|
|
+ this.index += 1;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Keep the latest id used in case we're using an unidentified mouseEvent
|
|
|
+ this.latest = id;
|
|
|
+ return this.ids[id];
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.removeIdentifier = function (identifier) {
|
|
|
+ var removed = {};
|
|
|
+ for (var id in this.ids) {
|
|
|
+ if (this.ids[id] === identifier) {
|
|
|
+ removed.id = id;
|
|
|
+ removed.identifier = this.ids[id];
|
|
|
+ delete this.ids[id];
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return removed;
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.onmove = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ self.onAny('move', evt);
|
|
|
+ return false;
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.onend = function (evt) {
|
|
|
+ var self = this;
|
|
|
+ self.onAny('end', evt);
|
|
|
+ return false;
|
|
|
+};
|
|
|
+
|
|
|
+Manager.prototype.onAny = function (which, evt) {
|
|
|
+ var self = this;
|
|
|
+ var id;
|
|
|
+ var processFn = 'processOn' + which.charAt(0).toUpperCase() +
|
|
|
+ which.slice(1);
|
|
|
+ evt = u.prepareEvent(evt);
|
|
|
+ var processColl = function (e, id, coll) {
|
|
|
+ if (coll.ids.indexOf(id) >= 0) {
|
|
|
+ coll[processFn](e);
|
|
|
+ // Mark the event to avoid cleaning it later.
|
|
|
+ e._found_ = true;
|
|
|
+ }
|
|
|
+ };
|
|
|
+ var processEvt = function (e) {
|
|
|
+ id = self.getIdentifier(e);
|
|
|
+ u.map(self.collections, processColl.bind(null, e, id));
|
|
|
+ // If the event isn't handled by any collection,
|
|
|
+ // we need to clean its identifier.
|
|
|
+ if (!e._found_) {
|
|
|
+ self.removeIdentifier(id);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ u.map(evt, processEvt);
|
|
|
+
|
|
|
+ return false;
|
|
|
+};
|
|
|
+
|
|
|
+// Cleanly destroy the manager
|
|
|
+Manager.prototype.destroy = function () {
|
|
|
+ var self = this;
|
|
|
+ self.unbindDocument(true);
|
|
|
+ self.ids = {};
|
|
|
+ self.index = 0;
|
|
|
+ self.collections.forEach(function(collection) {
|
|
|
+ collection.destroy();
|
|
|
+ });
|
|
|
+ self.off();
|
|
|
+};
|
|
|
+
|
|
|
+// When a collection gets destroyed
|
|
|
+// we clean behind.
|
|
|
+Manager.prototype.onDestroyed = function (evt, coll) {
|
|
|
+ var self = this;
|
|
|
+ if (self.collections.indexOf(coll) < 0) {
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ self.collections.splice(self.collections.indexOf(coll), 1);
|
|
|
+};
|
|
|
+var factory = new Manager();
|
|
|
+return {
|
|
|
+ create: function (options) {
|
|
|
+ return factory.create(options);
|
|
|
+ },
|
|
|
+ factory: factory
|
|
|
+};
|
|
|
+
|
|
|
+});
|
