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alice.js
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alice.js
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/*jslint devel: true, browser: true, white: true, nomen: true */
/*global jWorkflow: false */
/* ===========================================================================
* AliceJS
*
* @description
* A Lightweight Independent CSS Engine
*
* @author Laurent Hasson (@ldhasson) [original]
* @author Jim Ing (@jim_ing) [original]
* @author Gord Tanner (@gtanner) [contributor, jWorkflow]
* @author Matt Lantz (@mattylantz) [contributor]
*
* ===========================================================================
*
* Copyright 2011-2012 Research In Motion Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//===================================================================================
/*
* jWorkflow is embedded directly into the core to ensure we can do sequencial animations
*
* ** Licensed Under **
*
* The MIT License
* http://www.opensource.org/licenses/mit-license.php
*
* Copyright (c) 2010 all contributors:
*
* Gord Tanner
* tinyHippos Inc.
*/
// jWorkflow.js
// (c) 2010 tinyHippos inc.
// jWorkflow is freely distributable under the terms of the MIT license.
// Portions of jWorkflow are inspired by Underscore.js
var jWorkflow = (function () {
function _valid(func) {
if (typeof(func) !== 'function') {
throw "expected function but was " + typeof(func);
}
}
function _isWorkflow(func) {
return typeof func.andThen === 'function' &&
typeof func.start === 'function' &&
typeof func.chill === 'function';
}
function _isArray(func) {
return !!func.map && !!func.reduce;
}
var transfunctioner = {
order: function (func, context) {
var _workflow = [],
_tasks,
_callback = null,
_baton = (function () {
var _taken = false;
return {
take: function () {
_taken = true;
},
pass: function (result) {
var task;
_taken = false;
if (_tasks.length) {
task = _tasks.shift();
result = task.func.apply(task.context, [result, _baton]);
if (!_taken) {
_baton.pass(result);
}
}
else {
if (_callback.func) {
_callback.func.apply(_callback.context, [result]);
}
}
},
drop: function (result) {
_taken = true;
_tasks = [];
setTimeout(function () {
_baton.pass(result);
}, 1);
}
};
}()),
_self = {
andThen: function (func, context) {
if (_isWorkflow(func)) {
var f = function (prev, baton) {
baton.take();
func.start({
callback: function (result) {
baton.pass(result);
},
context: context,
initialValue: prev
});
};
_workflow.push({func: f, context: context});
}
else if (_isArray(func)) {
var orch = function (prev, baton) {
baton.take();
var l = func.length,
join = function () {
return --l || baton.pass();
};
func.forEach(function (f) {
jWorkflow.order(f).start(join);
});
};
_workflow.push({func: orch, context: context});
}
else {
_valid(func);
_workflow.push({func: func, context: context});
}
return _self;
},
chill: function (time) {
return _self.andThen(function (prev, baton) {
baton.take();
setTimeout(function () {
baton.pass(prev);
}, time);
});
},
start: function () {
var callback,
context,
initialValue;
if (arguments[0] && typeof arguments[0] === 'object') {
callback = arguments[0].callback;
context = arguments[0].context;
initialValue = arguments[0].initialValue;
}
else {
callback = arguments[0];
context = arguments[1];
}
_callback = {func: callback, context: context};
_tasks = _workflow.slice();
_baton.pass(initialValue);
}
};
return func ? _self.andThen(func, context) : _self;
}
};
return transfunctioner;
}());
if (typeof module === "object" && typeof require === "function") {
module.exports = jWorkflow;
}
//===================================================================================
/**
* @description
*/
var alice = (function () {
"use strict";
/*
* The core
*/
var core = {
id: "alice",
name: "AliceJS",
description: "A Lightweight Independent CSS Engine",
version: "0.5",
build: "20121101-1034",
prefix: "",
prefixJS: "",
elems: null,
cleaner: {},
format: {},
helper: {},
plugins: {},
anima: null,
debug: false,
/**
* Returns array of elements
*/
elements: function (params) {
var elemId, elems = [],
each = function (arr, func) {
Array.prototype.forEach.apply(arr, [func]);
},
push = function (v) {
elems.push(v);
},
lookup = function (query) {
if (typeof query !== 'string'){ return []; }
var result = document.getElementById(query);
return result ? [result] : document.querySelectorAll(query);
};
if (typeof params === "string") {
//just to make sure we're not dealing with a jquery object.
if(params.indexOf("$") === 0){
//if we are and its an id, or class
if(params.indexOf('#') > -1){
elemId = params.substring((params.indexOf('#')+1), params.indexOf('\')'));
each(lookup(elemId), push);
}else if(params.indexOf('.') > -1){
elemId = params.substring((params.indexOf('.')+1), params.indexOf('\')'));
each(lookup(elemId), push);
}else{
console.warn('jQuery selectors must be either classes or ids.');
return;
}
}else{
each(lookup(params), push);
}
}
else if (params.length === undefined) {
elems.push(params); // myElem1
}
else {
each(params, function(param) {
if (param.nodeType && param.nodeType !== 3) {
elems.push(param);
}
else {
each(lookup(param), push);
}
});
}
return elems;
},
/**
* Returns random number +/- the factor
*/
randomize: function (num, factor) {
var f, r,
n = parseInt(num, 10);
if (typeof factor === "string" && factor.indexOf("%") > -1) {
f = parseInt(factor, 10) / 100;
}
else {
f = parseFloat(factor, 10);
}
r = n + n * ((Math.random() * 2 * f) - f);
//console.log("randomize:", "n=" + n, "factor=" + factor, "r=" + r);
return Math.floor(r);
},
/**
* Returns duration in milliseconds
*/
duration: function (params) {
//console.info("duration", params, typeof params);
var dur,
parseNum = function (num) {
return num;
},
parseStr = function (str) {
var val;
if (str.indexOf("ms") > -1) {
val = parseInt(str, 10); // "1000ms", "1500ms"
}
else if (str.indexOf("s") > -1) {
val = parseFloat(str, 10) * 1000; // "1s", "1.5s"
}
else {
val = parseInt(str, 10); // "1000"
}
return val;
},
parseObj = function (obj) {
var val;
if (obj.value) {
if (typeof obj.value === "string") {
val = parseStr(obj.value);
}
else {
val = parseNum(obj.value); // {value: 2000}
}
}
return val;
};
switch (typeof params) {
case "number":
dur = parseNum(params);
break;
case "string":
dur = parseStr(params);
break;
case "object":
dur = parseObj(params);
break;
default:
dur = params;
}
//console.log("duration:", "dur=" + dur);
return dur;
},
/**
* Returns x and y coordinates as percentages
*/
coords: function (params) {
//console.info("coords", params);
var coordsArray = {
'top-left':{x: "0%", y: "0%"},
'top-center':{x: "50%", y: "0%"},
'top-right':{x: "100%", y: "0%"},
'middle-left':{x: "0%", y: "50%"},
'middle-center':{x: "50%", y: "50%"},
'middle-right':{x: "100%", y: "50%"},
'bottom-left':{x: "0%", y: "100%"},
'bottom-center':{x: "50%", y: "100%"},
'bottom-right':{x: "100%", y: "100%"},
'top':{x: "50%", y: "0%"},
'left':{x: "0%", y: "50%"},
'center':{x: "50%", y: "50%"},
'right':{x: "100%", y: "50%"},
'bottom':{x: "50%", y: "100%"},
'NW':{x: "0%", y: "0%"},
'N':{x: "50%", y: "0%"},
'NE':{x: "100%", y: "0%"},
'W':{x: "0%", y: "50%"},
'E':{x: "100%", y: "50%"},
'SW':{x: "0%", y: "100%"},
'S':{x: "50%", y: "100%"},
'SE':{x: "100%", y: "100%"},
'':{x: "50%", y: "50%"},
'undefined': {x: "50%", y: "50%"}
};
return coordsArray[params]; // {x: 320, y: 240}
},
/**
* Returns cubic bezier function
*/
easing: function (params) {
var easingArray = {
'linear':{p1: 0.250, p2: 0.250, p3: 0.750, p4: 0.750},
'ease':{p1: 0.250, p2: 0.100, p3: 0.250, p4: 1.000},
'ease-in':{p1: 0.420, p2: 0.000, p3: 1.000, p4: 1.000},
'ease-out':{p1: 0.000, p2: 0.000, p3: 0.580, p4: 1.000},
'ease-in-out':{p1: 0.420, p2: 0.000, p3: 0.580, p4: 1.000},
'easeInQuad':{p1: 0.550, p2: 0.085, p3: 0.680, p4: 0.530},
'easeInCubic':{p1: 0.550, p2: 0.055, p3: 0.675, p4: 0.190},
'easeInQuart':{p1: 0.895, p2: 0.030, p3: 0.685, p4: 0.220},
'easeInQuint':{p1: 0.755, p2: 0.050, p3: 0.855, p4: 0.060},
'easeInSine':{p1: 0.470, p2: 0.000, p3: 0.745, p4: 0.715},
'easeInExpo':{p1: 0.950, p2: 0.050, p3: 0.795, p4: 0.035},
'easeInCirc':{p1: 0.600, p2: 0.040, p3: 0.980, p4: 0.335},
'easeInBack':{p1: 0.600, p2: -0.280, p3: 0.735, p4: 0.045},
'easeOutQuad':{p1: 0.250, p2: 0.460, p3: 0.450, p4: 0.940},
'easeOutCubic':{p1: 0.215, p2: 0.610, p3: 0.355, p4: 1.000},
'easeOutQuart':{p1: 0.165, p2: 0.840, p3: 0.440, p4: 1.000},
'easeOutQuint':{p1: 0.230, p2: 1.000, p3: 0.320, p4: 1.000},
'easeOutSine':{p1: 0.390, p2: 0.575, p3: 0.565, p4: 1.000},
'easeOutExpo':{p1: 0.190, p2: 1.000, p3: 0.220, p4: 1.000},
'easeOutCirc':{p1: 0.075, p2: 0.820, p3: 0.165, p4: 1.000},
'easeOutBack':{p1: 0.175, p2: 0.885, p3: 0.320, p4: 1.275},
'easeInOutQuad':{p1: 0.455, p2: 0.030, p3: 0.515, p4: 0.955},
'easeInOutCubic':{p1: 0.645, p2: 0.045, p3: 0.355, p4: 1.000},
'easeInOutQuart':{p1: 0.770, p2: 0.000, p3: 0.175, p4: 1.000},
'easeInOutQuint':{p1: 0.860, p2: 0.000, p3: 0.070, p4: 1.000},
'easeInOutSine':{p1: 0.445, p2: 0.050, p3: 0.550, p4: 0.950},
'easeInOutExpo':{p1: 1.000, p2: 0.000, p3: 0.000, p4: 1.000},
'easeInOutCirc':{p1: 0.785, p2: 0.135, p3: 0.150, p4: 0.860},
'easeInOutBack':{p1: 0.680, p2: -0.550, p3: 0.265, p4: 1.550},
'custom':{p1: 0.000, p2: 0.350, p3: 0.500, p4: 1.300},
'random':{ p1: Math.random().toPrecision(3),
p2: Math.random().toPrecision(3),
p3: Math.random().toPrecision(3),
p4: Math.random().toPrecision(3)
}
}; //single line array of all set easing values
if(easingArray[params]){ //make sure its real
return easingArray[params]; //return the array match
}else{
return {p1: 0.420, p2: 0.000, p3: 0.580, p4: 1.000}; //default ease value
}
},
/**
* Returns a flip object
*/
flip: function (params, turns, overshoot) {
var numTurns = turns || 1,
ret,
parseNum = function (num) {
return {start: 0, end: num, axis: "Y"};
},
parseStr = function (str) {
switch(params){
case "left":
return {start: 0, end: -360 * numTurns, axis: "Y"};
case "right":
return {start: 0, end: 360 * numTurns, axis: "Y"};
case "up":
return {start: 0, end: 360 * numTurns, axis: "X"};
case "down":
return {start: 0, end: -360 * numTurns, axis: "X"};
}
},
parseObj = function (obj) {
var val;
if (obj.value) {
if (typeof obj.value === "string") {
val = parseStr(obj.value);
}
else {
val = parseNum(obj.value); // {value: -180}
}
}
return val;
};
switch (typeof params) {
case "number":
ret = parseNum(params);
break;
case "string":
ret = parseStr(params);
break;
case "object":
ret = parseObj(params);
break;
default:
ret = null;
}
//console.warn(params, ret);
return ret;
},
/**
* Returns percentage in decimal form
*/
percentage: function (params) {
//console.info("percentage", params);
var pct;
if (typeof params === "string") {
if (params.indexOf("%") > -1 || params.indexOf("°") > -1) {
pct = parseInt(params, 10) / 100; // "5%" or "5°"
}
else {
if (params >= 1 || params <= -1) {
pct = parseInt(params, 10) / 100; // "5" or "-5"
}
else {
pct = parseFloat(params, 10); // "0.05" or "-0.05"
}
}
}
else if (typeof params === "number") {
if (params >= 1 || params <= -1) {
pct = params / 100; // 5 or -5
}
else {
pct = params; // 0.05 or -0.05
}
}
//console.log("percentage:", pct=" + pct);
return pct;
},
/**
* Set vendor prefix
*/
vendorPrefix: function () {
var el = document.createElement("div");
// Safari 4+, iOS Safari 3.2+, Chrome 2+, and Android 2.1+
if ("webkitAnimation" in el.style) {
this.prefix = "-webkit-";
this.prefixJS = "webkit";
}
// Firefox 5+
else if ("MozAnimation" in el.style) {
this.prefix = "-moz-";
this.prefixJS = "Moz";
}
// Internet Explorer 10+
else if ("msAnimation" in el.style) {
this.prefix = "-ms-";
this.prefixJS = "ms";
}
// Opera 12+
else if ("OAnimation" in el.style || "OTransform" in el.style) {
this.prefix = "-o-";
this.prefixJS = "O";
}
else {
this.prefix = "";
this.prefixJS = "";
}
if (this.debug) {
console.log("prefix=" + this.prefix, "prefixJS=" + this.prefixJS);
}
return;
},
/**
* Get the document height
*/
docHeight: function () {
var D = document;
return Math.max(
Math.max(D.body.scrollHeight, D.documentElement.scrollHeight), Math.max(D.body.offsetHeight, D.documentElement.offsetHeight), Math.max(D.body.clientHeight, D.documentElement.clientHeight));
},
/**
* return an integer value for pixels
*/
pixel: function (p, w) {
if (typeof p === "number") {
// integers: 0, 1, 1024, ... n
if (p % 1 === 0) {
return p;
}
// floats: 0.1 ... 0.9
else {
return (parseFloat(p, 10)) * w;
}
}
// 1024px
if (p.indexOf("px") > -1) {
return parseInt(p, 10);
}
// 80%, 100%
if (p.indexOf("%") > -1) {
return Math.round((parseInt(p, 10) / 100) * w);
}
},
/**
* Insert CSS keyframe rule
*/
keyframeInsert: function (rule) {
if (document.styleSheets && document.styleSheets.length) {
var ruleNum = 0;
try {
if(document.styleSheets[0].cssRules.length > 0){
ruleNum = document.styleSheets[0].cssRules.length;
}
document.styleSheets[0].insertRule(rule, ruleNum);
//console.log(rule);
}
catch (ex) {
console.warn(ex.message, rule);
}
}
else {
var style = document.createElement("style");
style.innerHTML = rule;
document.head.appendChild(style);
}
return;
},
/**
* Delete CSS keyframe rule
*/
keyframeDelete: function (ruleName) {
var cssrules = (document.all) ? "rules" : "cssRules",
i;
for (i = 0; i < document.styleSheets[0][cssrules].length; i += 1) {
if (document.styleSheets[0][cssrules][i].name === ruleName) {
document.styleSheets[0].deleteRule(i);
if (this.debug) {
console.log("Deleted keyframe: " + ruleName);
}
break;
}
}
return;
},
/**
* Clear animation settings
*/
clearAnimation: function (evt) {
//console.info("_clearAnimation", this, evt.srcElement.id, evt.animationName, evt.elapsedTime);
this.style[this.prefixJS + "AnimationName"] = " ";
this.style[this.prefixJS + "AnimationDelay"] = " ";
this.style[this.prefixJS + "AnimationDuration"] = " ";
this.style[this.prefixJS + "AnimationTimingFunction"] = " ";
this.style[this.prefixJS + "AnimationIterationCount"] = " ";
this.style[this.prefixJS + "AnimationDirection"] = " ";
//this.style[this.prefixJS + "AnimationFillMode"] = "";
this.style[this.prefixJS + "AnimationPlayState"] = " ";
// TODO: add evt.animationName to a delete queue?
alice.keyframeDelete(evt.animationName);
return;
},
init: function (params) {
console.info("Initializing " + this.name + " (" + this.description + ") " + this.version);
this.vendorPrefix();
if (params && params.elems) {
this.elems = this.elements(params.elems);
//console.log(this.elems);
}
// Add optional support for jWorkflow (https://github.com/tinyhippos/jWorkflow)
if (params && params.workflow === true) {
console.log("jWorkflow: enabled");
var id = (params && params.id) ? params.id : '',
workflow = jWorkflow.order(),
animation = {
delay: function (ms) {
workflow.chill(ms);
return animation;
},
log: function (msg) {
workflow.andThen(function () {
console.log(msg);
});
return animation;
},
custom: function (func) {
workflow.andThen(func);
return animation;
},
start: function () {
workflow.start(function () {
console.info("workflow.start");
});
}
};
Array.prototype.forEach.call(Object.keys(core.plugins), function (plugin) {
var func = core.plugins[plugin];
animation[plugin] = function () {
var args = arguments;
workflow.andThen(function () {
func.apply(document.getElementById(id), args);
});
return animation;
};
});
return animation;
}
else {
console.log("jWorkflow: disabled");
}
return core.plugins;
}
};
return core;
}());
/**
* Performs various acts of formating changes
*/
alice.format = {
/**
* configures the duration and potentially induces the randomness factor
*/
duration: function (params) {
"use strict";
var d = 0, r = 0, dur = 0;
d = alice.duration(params);
dur = d;
if (params.randomness) {
r = alice.randomize(d, alice.percentage(params.randomness));
dur = Math.abs(r);
}
//console.log(d, r, dur);
return dur + "ms";
},
/**
* configures the output of the object
*/
easing: function (e) {
"use strict";
var eObj = alice.easing(e),
eVal = "cubic-bezier(" + eObj.p1 + ", " + eObj.p2 + ", " + eObj.p3 + ", " + eObj.p4 + ")";
return eVal;
},
coords: function (c) {
"use strict";
var cObj = alice.coords(c),
cVal = cObj.x + " " + cObj.y;
return cVal;
},
/**
* Simply returns the oppose number
*/
oppositeNumber: function (n) {
"use strict";
return -n;
}
};
/**
* Performs further help and/or customization on the format
*/
alice.helper = {
/**
* Formats the duration and returns a string
*/
duration: function (param, calc, duration) {
"use strict";
if (param && param.offset) {
if (calc) {
calc = parseInt(calc, 10) + parseInt(param.offset, 10);
}
else {
calc = parseInt(alice.format.duration(duration), 10);
}
}
else {
calc = parseInt(alice.format.duration(duration), 10);
}
calc += "ms";
return calc;
},
/**
* Applies randomness to the rotation
*/
rotation: function (rotate, params) {
"use strict";
var val = rotate;
if (params.randomness) {
val = alice.randomize(val, alice.percentage(params.randomness));
//console.log("rotation:", "rotate=" + rotate, "params.randomness=" + params.randomness, "val=" + val);
}
return val;
}
};
/**
* Functions that cleanse the DOM
*/
alice.cleaner = {
// Clear the Elements style tag and thusly the animation call.
removeAni: function(elems){
"use strict";
var i, AniElems;
document.addEventListener(alice.prefixJS+'AnimationEnd',
function(){
AniElems = alice.elements(elems);
for(i = 0; i < AniElems.length; i++){
//we may need something here to tell the browser to remember the style in case they want the animation to start again
document.getElementById(AniElems[i].getAttribute('id')).removeAttribute('style');
}
}, false);
},
// Removes the animated elements from the DOM completely.
removeElems: function(elems){
"use strict";
var ob, AniObj;
document.addEventListener(alice.prefixJS+'AnimationEnd',
function(){
AniObj = alice.elements(elems);
for(ob = 0; ob < AniObj.length; ob++){
var animationElement = document.getElementById(AniObj[ob].getAttribute('id'));
animationElement.parentNode.removeChild(animationElement);
}
}, false);
}
};
/*
* Main Function
*/
var alicejs = alice.init();
//----------------------------------------------------------------------------/*jslint devel: true, browser: true, white: true, nomen: true */
/*global alice: false */
/* ===========================================================================
* alice.plugins.cheshire.js
* ===========================================================================
*
* Copyright 2011-2012 Research In Motion Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* cheshire performs the actual build of the animation
* [cheshire description]
* @param {[type]} params [description]
* @return {[type]}
*/
alice.plugins.cheshire = function (params) {
"use strict";
console.info("cheshire", params);
var
// Initialize variables and set defaults
delay = params.delay || "0ms",
duration = params.duration || "2000ms",
timing = params.timing || "ease",
iteration = params.iteration || 1,
direction = params.direction || "normal",
playstate = params.playstate || "running",
perspective = params.perspective || "1000",
perspectiveOrigin = params.perspectiveOrigin || "center",
backfaceVisibility = params.backfaceVisibility || "visible",
overshoot = alice.percentage(params.overshoot) || 0,
overShootPercent = 85,
rotate = params.rotate || 0,
turns = params.turns || 1,
flip = alice.flip(params.flip, turns, overshoot),
fade = (params.fade && params.fade !== "") ? params.fade : null,
fadeStart = (fade && fade === "out") ? 1 : 0,
fadeEnd = (fade && fade === "out") ? 0 : 1,
scaleFrom = (params.scale && params.scale.from) ? alice.percentage(params.scale.from) : 1,
scaleTo = (params.scale && params.scale.to) ? alice.percentage(params.scale.to) : 1,
shadow = params.shadow || false,
move = "",
axis = "",
sign = 1,
posStart = 0,
posEnd = params.posEnd || 0,
over = posEnd + (sign * Math.floor(posEnd * overshoot)),
cleanUp = params.cleanUp || 'partial',
// temporary variables
calc = {}, container, elems, elem, i, animId, css, transformStart, transformOver, transformEnd, boxShadowStart, boxShadowEnd, dir, size, shadowSize;
// needs to be an option in the fx elements
if(params.cleanUp === 'partial'){
alice.cleaner.removeAni(params.elems);
}else if(params.cleanUp === 'total'){
alice.cleaner.removeElems(params.elems);
}
// Set the elements using our means of grabbing elements
elems = alice.elements(params.elems);
// Loop through elements
if (elems && elems.length > 0) {
for (i = 0; i < elems.length; i += 1) {
elem = elems[i];
container = elem.parentElement || elem.parentNode;
// Recalculate delay and duration for each element
calc.delay = alice.helper.duration(params.delay, calc.delay, delay);
calc.duration = alice.helper.duration(params.duration, calc.duration, duration);
// Recalculate rotation with randomization for each element
calc.rotate = alice.helper.rotation(rotate, params);
calc.rotateStart = alice.percentage(calc.rotate) * 100;
calc.rotateOver = overshoot * 100;
calc.rotateEnd = 0;
// Generate animation ID
animId = alice.id + "-cheshire-" + (new Date()).getTime() + "-" + Math.floor(Math.random() * 1000000);
// Configure movement settings
if (params.move) {
dir = params.move.direction || params.move;
switch (dir) {
case "left":
move = "Left";
axis = "X";
sign = -1;
size = window.innerWidth;
posStart = (params.move.start) ? alice.pixel(params.move.start, size) : size;
posEnd = (params.move.end) ? alice.pixel(params.move.end, size) : 0;
over = sign * Math.floor(posStart * overshoot);
break;
case "right":
move = "Right";
axis = "X";
sign = 1;
size = document.body.offsetWidth - elem.clientWidth;
posStart = (params.move.start) ? alice.pixel(params.move.start, size) : 0;
posEnd = (params.move.end) ? alice.pixel(params.move.end, size) : size;
over = posEnd + (sign * Math.floor(posEnd * overshoot));
break;
case "up":
move = "Up";
axis = "Y";
sign = -1;
size = window.innerHeight;
posStart = (params.move.start) ? alice.pixel(params.move.start, size) : size;
posEnd = (params.move.end) ? alice.pixel(params.move.end, size) : 0;
over = sign * Math.floor(posStart * overshoot);
break;
case "down":
move = "Down";
axis = "Y";
sign = 1;
size = alice.docHeight() - (container.clientHeight * 3);
posStart = (params.move.start) ? alice.pixel(params.move.start, size) : 0;
posEnd = (params.move.end) ? alice.pixel(params.move.end, size) : size;
over = posEnd + (sign * Math.floor(posEnd * overshoot));
if (alice.debug) {
console.log(alice.docHeight(), window.innerHeight, window.pageYOffset, container.clientHeight);
}
break;
}
}
// Generate transforms
// Animation @ 0%
transformStart = "";
transformStart += (flip) ? " rotate" + flip.axis + "(" + flip.start + "deg)" : " translate" + axis + "(" + posStart + "px)";
transformStart += (calc.rotate && parseInt(calc.rotate, 10) !== 0) ? " rotate(" + calc.rotateStart + "deg)" : "";
transformStart += " scale(" + scaleFrom + ")";
// Animation @ 85%
transformOver = "";
transformOver += (flip) ? " rotate" + flip.axis + "(" + Math.floor((1 + overshoot) * flip.end) + "deg)" : " translate" + axis + "(" + over + "px)";