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jquery.animate.js
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jquery.animate.js
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/*!
* jQuery Animate v1.8.9 - By CSS3 transition
* (c) 2014-2017 BaiJunjie
* MIT Licensed.
*
* https://github.com/baijunjie/jquery.animate
*/
(function(root, factory) {
'use strict';
if (typeof module === 'object' && typeof exports === 'object') {
module.exports = factory(require('jquery'));
} else if (typeof define === 'function' && define.amd) {
define(['jquery'], factory);
} else {
factory(root.jQuery);
}
}(this, function($) {
'use strict';
// jQuery 3.0.0 以及之后的版本已经兼容 requestAnimationFrame API
if (compareVersion('3.0.0', $.fn.jquery) > 0) {
// Integration jQuery requestAnimationFrame - v0.1.3pre
// - https://github.com/gnarf37/jquery-requestAnimationFrame
(function(jQuery) {
var animating,
lastTime = 0,
vendors = ['webkit', 'moz'],
requestAnimationFrame = window.requestAnimationFrame,
cancelAnimationFrame = window.cancelAnimationFrame;
for(; lastTime < vendors.length && !requestAnimationFrame; lastTime++) {
requestAnimationFrame = window[ vendors[lastTime] + "RequestAnimationFrame" ];
cancelAnimationFrame = cancelAnimationFrame ||
window[ vendors[lastTime] + "CancelAnimationFrame" ] ||
window[ vendors[lastTime] + "CancelRequestAnimationFrame" ];
}
function raf() {
if ( animating ) {
requestAnimationFrame( raf );
jQuery.fx.tick();
}
}
if ( requestAnimationFrame ) {
// use rAF
window.requestAnimationFrame = requestAnimationFrame;
window.cancelAnimationFrame = cancelAnimationFrame;
jQuery.fx.timer = function( timer ) {
if ( timer() && jQuery.timers.push( timer ) && !animating ) {
animating = true;
raf();
}
};
jQuery.fx.stop = function() {
animating = false;
};
}
}($));
}
// Integration jQuery Easing v1.3
// - http://gsgd.co.uk/sandbox/jquery/easing/
$.easing['jswing'] = $.easing['swing'];
$.extend( $.easing, {
def: 'easeOutQuad',
swing: function (x, t, b, c, d) {
return $.easing[$.easing.def](x, t, b, c, d);
},
easeInQuad: function (x, t, b, c, d) {
return c*(t/=d)*t + b;
},
easeOutQuad: function (x, t, b, c, d) {
return -c *(t/=d)*(t-2) + b;
},
easeInOutQuad: function (x, t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t + b;
return -c/2 * ((--t)*(t-2) - 1) + b;
},
easeInCubic: function (x, t, b, c, d) {
return c*(t/=d)*t*t + b;
},
easeOutCubic: function (x, t, b, c, d) {
return c*((t=t/d-1)*t*t + 1) + b;
},
easeInOutCubic: function (x, t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t*t + b;
return c/2*((t-=2)*t*t + 2) + b;
},
easeInQuart: function (x, t, b, c, d) {
return c*(t/=d)*t*t*t + b;
},
easeOutQuart: function (x, t, b, c, d) {
return -c * ((t=t/d-1)*t*t*t - 1) + b;
},
easeInOutQuart: function (x, t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
return -c/2 * ((t-=2)*t*t*t - 2) + b;
},
easeInQuint: function (x, t, b, c, d) {
return c*(t/=d)*t*t*t*t + b;
},
easeOutQuint: function (x, t, b, c, d) {
return c*((t=t/d-1)*t*t*t*t + 1) + b;
},
easeInOutQuint: function (x, t, b, c, d) {
if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
return c/2*((t-=2)*t*t*t*t + 2) + b;
},
easeInSine: function (x, t, b, c, d) {
return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
},
easeOutSine: function (x, t, b, c, d) {
return c * Math.sin(t/d * (Math.PI/2)) + b;
},
easeInOutSine: function (x, t, b, c, d) {
return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
},
easeInExpo: function (x, t, b, c, d) {
return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
},
easeOutExpo: function (x, t, b, c, d) {
return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
},
easeInOutExpo: function (x, t, b, c, d) {
if (t==0) return b;
if (t==d) return b+c;
if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
},
easeInCirc: function (x, t, b, c, d) {
return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
},
easeOutCirc: function (x, t, b, c, d) {
return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
},
easeInOutCirc: function (x, t, b, c, d) {
if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
},
easeInElastic: function (x, t, b, c, d) {
var s=1.70158;var p=0;var a=c;
if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3;
if (a < Math.abs(c)) { a=c; var s=p/4; }
else var s = p/(2*Math.PI) * Math.asin (c/a);
return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
},
easeOutElastic: function (x, t, b, c, d) {
var s=1.70158;var p=0;var a=c;
if (t==0) return b; if ((t/=d)==1) return b+c; if (!p) p=d*.3;
if (a < Math.abs(c)) { a=c; var s=p/4; }
else var s = p/(2*Math.PI) * Math.asin (c/a);
return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
},
easeInOutElastic: function (x, t, b, c, d) {
var s=1.70158;var p=0;var a=c;
if (t==0) return b; if ((t/=d/2)==2) return b+c; if (!p) p=d*(.3*1.5);
if (a < Math.abs(c)) { a=c; var s=p/4; }
else var s = p/(2*Math.PI) * Math.asin (c/a);
if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
},
easeInBack: function (x, t, b, c, d, s) {
if (s == undefined) s = 1.70158;
return c*(t/=d)*t*((s+1)*t - s) + b;
},
easeOutBack: function (x, t, b, c, d, s) {
if (s == undefined) s = 1.70158;
return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
},
easeInOutBack: function (x, t, b, c, d, s) {
if (s == undefined) s = 1.70158;
if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
},
easeInBounce: function (x, t, b, c, d) {
return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b;
},
easeOutBounce: function (x, t, b, c, d) {
if ((t/=d) < (1/2.75)) {
return c*(7.5625*t*t) + b;
} else if (t < (2/2.75)) {
return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
} else if (t < (2.5/2.75)) {
return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
} else {
return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
}
},
easeInOutBounce: function (x, t, b, c, d) {
if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
}
});
// 当浏览器不支持 transition 时，如果设置了以下的 Easing，可以使 animate 不至于报错，达到向下兼容的目的
$.extend( $.easing, {
ease: function (x, t, b, c, d) {
return $.easing.easeInOutCubic(x, t, b, c, d);
},
easeIn: function (x, t, b, c, d) {
return $.easing.easeInSine(x, t, b, c, d);
},
easeOut: function (x, t, b, c, d) {
return $.easing.easeOutSine(x, t, b, c, d);
},
easeInOut: function (x, t, b, c, d) {
return $.easing.easeInOutSine(x, t, b, c, d);
}
});
var testElem = document.createElement('div'),
$testElem = $(testElem);
// 返回支持的属性名
function getSupportPropertyName(prop) {
if (prop in testElem.style) return prop;
var testProp = prop.charAt(0).toUpperCase() + prop.substr(1),
prefixs = [ 'Webkit', 'Moz', 'ms', 'O' ];
for (var i = 0, l = prefixs.length; i < l; i++) {
var prefixProp = prefixs[i] + testProp;
if (prefixProp in testElem.style) {
return prefixProp;
}
}
}
// 检查是否支持3D
function checkTransform3dSupport() {
testElem.style[support.transform] = '';
testElem.style[support.transform] = 'rotateY(90deg)';
return testElem.style[support.transform] !== '';
}
// 检查浏览器的 transition 支持
var support = {};
support.transform = getSupportPropertyName('transform');
if (!support.transform) return $;
support.transformOrigin = getSupportPropertyName('transformOrigin');
support.transformStyle = getSupportPropertyName('transformStyle');
support.perspective = getSupportPropertyName('perspective');
support.perspectiveOrigin = getSupportPropertyName('perspectiveOrigin');
support.backfaceVisibility = getSupportPropertyName('backfaceVisibility');
support.filter = getSupportPropertyName('filter');
support.transition = getSupportPropertyName('transition');
support.transform3d = checkTransform3dSupport();
// 将检测到的支持结果写入 $.support
for (var key in support) {
if (typeof $.support[key] === 'undefined') {
$.support[key] = support[key];
}
}
// 缓动列表
$.cssEase = {
'_default' : 'swing',
'swing' : 'easeOutQuad', // 和 jQuery Easing 相同，查看详情 https://github.com/gdsmith/jquery.easing
'linear' : 'cubic-bezier(0,0,1,1)',
'ease' : 'cubic-bezier(.25,.1,.25,1)',
'easeIn' : 'cubic-bezier(.42,0,1,1)',
'easeOut' : 'cubic-bezier(0,0,.58,1)',
'easeInOut' : 'cubic-bezier(.42,0,.58,1)',
'easeInCubic' : 'cubic-bezier(.550,.055,.675,.190)',
'easeOutCubic' : 'cubic-bezier(.215,.61,.355,1)',
'easeInOutCubic' : 'cubic-bezier(.645,.045,.355,1)',
'easeInCirc' : 'cubic-bezier(.6,.04,.98,.335)',
'easeOutCirc' : 'cubic-bezier(.075,.82,.165,1)',
'easeInOutCirc' : 'cubic-bezier(.785,.135,.15,.86)',
'easeInExpo' : 'cubic-bezier(.95,.05,.795,.035)',
'easeOutExpo' : 'cubic-bezier(.19,1,.22,1)',
'easeInOutExpo' : 'cubic-bezier(1,0,0,1)',
'easeInQuad' : 'cubic-bezier(.55,.085,.68,.53)',
'easeOutQuad' : 'cubic-bezier(.25,.46,.45,.94)',
'easeInOutQuad' : 'cubic-bezier(.455,.03,.515,.955)',
'easeInQuart' : 'cubic-bezier(.895,.03,.685,.22)',
'easeOutQuart' : 'cubic-bezier(.165,.84,.44,1)',
'easeInOutQuart' : 'cubic-bezier(.77,0,.175,1)',
'easeInQuint' : 'cubic-bezier(.755,.05,.855,.06)',
'easeOutQuint' : 'cubic-bezier(.23,1,.32,1)',
'easeInOutQuint' : 'cubic-bezier(.86,0,.07,1)',
'easeInSine' : 'cubic-bezier(.47,0,.745,.715)',
'easeOutSine' : 'cubic-bezier(.39,.575,.565,1)',
'easeInOutSine' : 'cubic-bezier(.445,.05,.55,.95)',
'easeInBack' : 'cubic-bezier(.6,-.28,.735,.045)',
'easeOutBack' : 'cubic-bezier(.175, .885,.32,1.275)',
'easeInOutBack' : 'cubic-bezier(.68,-.55,.265,1.55)'
};
// 转换easing为贝塞尔函数
//
// 'swing' => 'cubic-bezier(.25,.46,.45,.94)'
//
function convertEase(easing) {
if (typeof easing !== 'string') return;
if (easing.indexOf('cubic-bezier') !== 0) {
easing = $.cssEase[easing];
return convertEase(easing);
}
return easing;
}
// ## 'transform' CSS hook
//
// $('div').css({ transform: 'rotate(90deg)' });
// $('div').css('transform'); => { rotate: '90deg' }
//
$.cssHooks.transform = {
get: function(elem) {
return $.data(elem, 'bjj-transform') || new Transform();
},
set: function(elem, v) {
var value = v;
if (!(value instanceof Transform)) {
value = new Transform(value);
}
elem.style[support.transform] = value.toString();
$.data(elem, 'bjj-transform', value);
}
};
// jQuery 1.8- 不支持这些属性的前缀转换
if (compareVersion('1.8', $.fn.jquery) > 0) {
// ## 'transformOrigin' CSS hook
//
// $('div').css({ transformOrigin: '0 0' });
//
$.cssHooks.transformOrigin = {
get: function(elem) {
return elem.style[support.transformOrigin];
},
set: function(elem, value) {
elem.style[support.transformOrigin] = value;
}
};
// ## 'transformStyle' CSS hook
//
// $('div').css({ transformStyle: 'preserve-3d' });
//
$.cssHooks.transformStyle = {
get: function(elem) {
return elem.style[support.transformStyle];
},
set: function(elem, value) {
elem.style[support.transformStyle] = value;
}
};
// ## 'perspective' CSS hook
//
// $('div').css({ perspective: '1000px' });
//
$.cssHooks.perspective = {
get: function(elem) {
return elem.style[support.perspective];
},
set: function(elem, value) {
elem.style[support.perspective] = value;
}
};
// ## 'perspectiveOrigin' CSS hook
//
// $('div').css({ perspectiveOrigin: '100px 100px' });
//
$.cssHooks.perspectiveOrigin = {
get: function(elem) {
return elem.style[support.perspectiveOrigin];
},
set: function(elem, value) {
elem.style[support.perspectiveOrigin] = value;
}
};
// ## 'backfaceVisibility' CSS hook
//
// $('div').css({ backfaceVisibility: 'hidden' });
//
$.cssHooks.backfaceVisibility = {
get: function(elem) {
return elem.style[support.backfaceVisibility];
},
set: function(elem, value) {
elem.style[support.backfaceVisibility] = value;
}
};
// ## 'transition' CSS hook
//
// $('div').css({ transition: 'all 0 ease 0' });
//
$.cssHooks.transition = {
get: function(elem) {
return elem.style[support.transition];
},
set: function(elem, value) {
elem.style[support.transition] = value;
}
};
// ## 'filter' CSS hook
//
// $('div').css({ filter: 'blur(10px)' });
//
$.cssHooks.filter = {
get: function(elem) {
return elem.style[support.filter];
},
set: function(elem, value) {
elem.style[support.filter] = value;
}
};
}
// ## compare version
//
// a = '1.11.1', b = '1.8.2'
// a > b return 1
// a < b return -1
// a = b return 0
//
function compareVersion(a, b) {
var aa = a.split('.'),
bb = b.split('.'),
al = aa.length,
bl = bb.length,
len = Math.max(al, bl),
aInt, bInt;
for (; len > 0; len--) {
aInt = parseInt(aa.shift()) || 0;
bInt = parseInt(bb.shift()) || 0;
if (aInt > bInt) return 1;
else if (aInt < bInt) return -1;
}
return 0;
}
// 定义所有变换属性的 transition-property
var propertyMap = {};
// Register other CSS hooks
registerCssHook('x');
registerCssHook('y');
registerCssHook('z');
registerCssHook('translateX');
registerCssHook('translateY');
registerCssHook('translateZ');
registerCssHook('translate');
registerCssHook('translate3d');
registerCssHook('scale');
registerCssHook('scaleX');
registerCssHook('scaleY');
registerCssHook('scaleZ');
registerCssHook('scale3d');
registerCssHook('rotate');
registerCssHook('rotateX');
registerCssHook('rotateY');
registerCssHook('rotateZ');
registerCssHook('rotate3d');
registerCssHook('skew');
registerCssHook('skewX');
registerCssHook('skewY');
registerCssHook('pers');
function registerCssHook(prop, isPixels) {
// 所有属性都不应该被强制添加px单位，即使是 translate，因为它也可能是百分比
if (!isPixels) {
$.cssNumber[prop] = true;
}
propertyMap[prop] = support.transform;
$.cssHooks[prop] = {
get: function(elem) {
var t = $.css(elem, 'transform');
return t.get(prop);
},
set: function(elem, value) {
var t = $.css(elem, 'transform');
t.setFromString(prop, value);
$.style(elem, 'transform', t);
}
};
}
// ## Transform class
//
// var t = new Transform('rotate(90) scale(4)');
//
// Set properties
//
// t.set('rotate', 40)
//
// Get properties
//
// t.rotate => '40deg'
// t.scale => '4'
//
// The output string
//
// t.toString() => 'rotate(40deg) scale(4)'
//
function Transform(str) {
if (typeof str === 'string') {
this.parse(str);
}
}
Transform.prototype = {
// ### setFromString()
//
// t.setFromString('scale', '2,4'); => ['scale', '2', '4']
// t.setFromString('scale', [,4]); => ['scale', null, '4']
//
setFromString: function(prop, val) {
var args;
if ($.isArray(val)) {
for (var i = 0; i < 3; i++) {
if (val[i] === undefined) val[i] = null;
}
args = val;
} else {
args = (typeof val === 'string') ? val.split(',') : [val];
}
args.unshift(prop);
Transform.prototype.set.apply(this, args);
},
set: function(prop) {
var args = Array.prototype.slice.call(arguments, 1);
if (this.setter[prop]) {
this.setter[prop].apply(this, args);
} else {
this[prop] = args.join(',');
}
},
get: function(prop) {
if (this.getter[prop]) {
return this.getter[prop].call(this);
} else {
return this[prop];
}
},
setter: {
// ### x / y / z
//
// .css({ x: 4 }) => 'translate(4px, 0)'
// .css({ y: 10 }) => 'translate(4px, 10px)'
// .css({ z: 5 }) => 'translate(4px, 10px) translateZ(5px)'
//
x: function(x) {
this.set('translate', x, null);
},
y: function(y) {
this.set('translate', null, y);
},
z: function(z) {
this.setProp('translateZ', z, 'px');
},
translateX: function(x) {
this.set('x', x);
},
translateY: function(y) {
this.set('y', y);
},
translateZ: function(z) {
this.set('z', z);
},
// ### translate
//
// .css({ translate: '2, 5' }) => 'translate(2px, 5px)'
// .css({ translate: '' }) => remove 'translate(2px, 5px)'
//
translate: function(x, y) {
if (y === undefined) {
y = x;
}
this.setDoubleProp('translate', x, y, 'px');
},
// ### translate3d
//
// .css('translate3d', [100,200,300]); => 'translate(100px, 200px) translateZ(300px)'
//
translate3d: function(x, y, z) {
if (y === undefined && z === undefined) {
z = y = x;
}
this.set('translate', x, y);
this.set('z', z);
},
// ### scale
//
// .css({ scale: 3 }) => 'scale(3)'
// .css({ scale: '3,2' }) => 'scale(3,2)'
//
scale: function(x, y) {
if (y === undefined) {
y = x;
}
this.setDoubleProp('scale', x, y, '');
},
// ### scale3d
//
// .css('scale3d', [1,2,3]); => 'scale(1, 2) scaleZ(3)'
//
scale3d: function(x, y, z) {
if (y === undefined && z === undefined) {
z = y = x;
}
this.set('scale', x, y);
this.set('scaleZ', z);
},
scaleX: function(x) {
this.set('scale', x, null);
},
scaleY: function(y) {
this.set('scale', null, y);
},
scaleZ: function(z) {
this.setProp('scaleZ', z, '');
},
// ### rotate
//
// .css({ rotate: 30 })
// .css({ rotate: '30' })
// .css({ rotate: '30deg' })
//
rotate: function(angle) {
this.setProp('rotate', angle, 'deg');
},
rotateX: function(angle) {
this.setProp('rotateX', angle, 'deg');
},
rotateY: function(angle) {
this.setProp('rotateY', angle, 'deg');
},
rotateZ: function(angle) {
this.set('rotate', angle);
},
rotate3d: function(x, y, z) {
if (y === undefined && z === undefined) {
z = y = x;
}
this.set('rotateX', x);
this.set('rotateY', y);
this.set('rotate', z);
},
skew: function(x, y) {
if (y === undefined) {
y = x;
}
this.set('skewX', x);
this.set('skewY', y);
},
skewX: function(x) {
this.setProp('skewX', x, 'deg');
},
skewY: function(y) {
this.setProp('skewY', y, 'deg');
},
// {pers: 100} => transform: perspective(100px);
pers: function(pers) {
this.setProp('perspective', pers, 'px');
}
},
getter: {
x: function() {
return this._translateX || '0';
},
y: function() {
return this._translateY || '0';
},
z: function() {
return this.translateZ || '0';
},
translateX: function() {
return this.get('x');
},
translateY: function() {
return this.get('y');
},
translateZ: function() {
return this.get('z');
},
translate: function() {
return [this.get('x'), this.get('y')];
},
translate3d: function() {
return [this.get('x'), this.get('y'), this.get('z')];
},
scale: function() {
var x = this.get('scaleX'),
y = this.get('scaleY'),
s = [x, y];
// '2,2' => '2'
// '2,1' => ['2','1']
return (s[0] === s[1]) ? s[0] : s;
},
scale3d: function() {
var x = this.get('scaleX'),
y = this.get('scaleY'),
z = this.get('scaleZ'),
s = [x, y, z];
// '2,1,2' => ['2','1','2']
return s;
},
scaleX: function() {
return this._scaleX || '1';
},
scaleY: function() {
return this._scaleY || '1';
},
scaleZ: function() {
return this.scaleZ || '1';
},
rotate: function(theta) {
return this.rotate || '0';
},
rotateX: function(theta) {
return this.rotateX || '0';
},
rotateY: function(theta) {
return this.rotateY || '0';
},
rotateZ: function(theta) {
return this.get('rotate');
},
rotate3d: function() {
return [this.get('rotateX'), this.get('rotateY'), this.get('rotate')];
},
skew: function() {
return [this.get('skewX'), this.get('skewY')];
},
skewX: function() {
return this.skewX || 0;
},
skewY: function() {
return this.skewY || 0;
},
// .css('pers', 100).css('pers') => 100px
pers: function() {
return this.perspective || 0;
}
},
// ### setProp()
// If the property value is an empty string, the attributes are removed
// If the attribute values are not legal, ignore Settings
//
// .css({'rotate': 30}).css({'rotate': ''}) => remove 'rotate(30deg)'
// .css({'rotate': 30}).css({'rotate': null}) => 'rotate(30deg)'
//
setProp: function(prop, value, u) {
if (value !== undefined && value !== '') {
if (isNaN(parseFloat(value))) {
value = undefined;
}
}
if (value === '') {
delete this[prop];
} else if (value !== undefined) {
this[prop] = unit(value, u);
}
},
// ### setDoubleProp()
// If both the attribute value is empty string, the attributes are removed
// If one of the attribute value is empty string, is set to the default value
// If the attribute values are not legal, ignore Settings
//
// .css({'scaleX': 3}).css({'scale': ''}) => remove 'scale(3, 1)'
// .css({'scaleX': 3}).css({'scale': ['',4]}) => 'scale(1, 4)'
// .css({'scaleX': 3}).css({'scale': [null,4]}) => 'scale(3, 4)'
//
// Note
// .css({'translate3d': '2,,'}) === .css({'translate3d': [2, '', '']})
// .css({'translate3d': [2,,,]}) === .css({'translate3d': '2, null, null'})
//
setDoubleProp: function(prop, value1, value2, u) {
if (this['_' + prop + 'X'] === undefined) {
this['_' + prop + 'X'] = this.get(prop + 'X');
}
if (this['_' + prop + 'Y'] === undefined) {
this['_' + prop + 'Y'] = this.get(prop + 'Y');
}
if (value1 !== undefined && value1 !== '') {
if (isNaN(parseFloat(value1))) {
value1 = undefined;
}
}
if (value2 !== undefined && value2 !== '') {
if (isNaN(parseFloat(value2))) {
value2 = undefined;
}
}
if (value1 === '' && value2 === '') {
delete this['_' + prop + 'X'];
delete this['_' + prop + 'Y'];
delete this[prop];
} else {
if (value1 === '') {
delete this['_' + prop + 'X'];
value1 = this.get(prop + 'X');
} else if (value2 === '') {
delete this['_' + prop + 'Y'];
value2 = this.get(prop + 'Y');
}
if (value1 !== undefined) {
this['_' + prop + 'X'] = unit(value1, u);
}
if (value2 !== undefined) {
this['_' + prop + 'Y'] = unit(value2, u);
}
if (prop === 'scale') {
this[prop] = this['_' + prop + 'X'] === this['_' + prop + 'Y'] ?
this['_' + prop + 'X'] :
this['_' + prop + 'X'] + ',' + this['_' + prop + 'Y'];
} else {
this[prop] = this['_' + prop + 'X'] + ',' + this['_' + prop + 'Y'];
}
}
},
// ### parse()
//
// 'rotate(90) scale(4)' => self.setFromString('rotate', 90); self.setFromString('scale', 4);
//
parse: function(str) {
var self = this;
str.replace(/([a-zA-Z0-9]+)\((.*?)\)/g, function(x, prop, val) {
self.setFromString(prop, val);
});
},
toString: function() {
var re = [];
for (var i in this) {
if (this.hasOwnProperty(i)) {
if ((!support.transform3d) && (
(i === 'rotateX') ||
(i === 'rotateY') ||
(i === 'translateZ') ||
(i === 'scaleZ') ||
(i === 'perspective'))) {
continue;
}
if (i[0] !== '_') {
re.push(i + '(' + this[i] + ')');
}
}
}
return re.join(' ');
}
};
// ### getTransition()
// Returns the transition string to be used for the `transition` CSS property.
//
// getTransition({ opacity: 1, rotate: 30 }, 500, 'ease');
// => 'opacity 500ms ease, -webkit-transform 500ms ease'
//
function getTransition(properties, duration, easing, specialEasing) {
// 获取属性对应的 transition-property 和 transition-timing-function
// {marginTop: 100, paddingLeft: 200} => {'margin-top': 'swing', 'padding-left': 'swing'}
var props = {};
for (var p in properties) {
var key = $.camelCase(p); // Convert 'text-align' => 'textAlign'
key = propertyMap[key] || $.cssProps[key] || key;
// Get vendor specify propertie
// For example 'transform-origin' 'perspective'
if (support[key]) {
key = support[key];
}
if (!(key in props)) {
props[key] = specialEasing[p];
}
}
var MS = toMS(duration);
// For more properties, add them this way:
// 'margin 200ms ease, padding 200ms ease, ...'
var transitions = [];
for (var p in props) {
transitions.push(uncamel(p) + ' ' + MS + ' ' + (props[p]));
}
return transitions.join(',');
}
// ### disposeSpecialValue()
//
// .css({left: auto}).animate({left: '100'}) => .css({left: 0}).animate({left: 100});
// .animate({opacity: 'show'}) => .css({opacity: 0}).show().animate({opacity: 1});
// .animate({opacity: 'hide'}) => .css({opacity: 1}).animate({opacity: 0}, function() { $(this).hide() });
//
function disposeSpecialValue($self, endProps, startProps, callback) {
var clearStyles = {},
hidden = $self.css('display') === 'none',
toggle = $self.data('bjj-toggle'),
show;
// Height/width overflow pass
if ('height' in endProps || 'width' in endProps) {
if ($self.css('display') === 'inline' && $self.css('float') === 'none') {
$self.css('display', 'inline-block');
}
}
for (var p in endProps) {
var startValue = $self.css(p),
endValue = endProps[p],
isToggle = endValue === 'toggle';
if (endValue === 'show' || isToggle && (show === true || show === undefined && (hidden || toggle === false))) {
clearStyles[p] = '';
if (isToggle) $self.data('bjj-toggle', true);
// jQuery 在获取 display: none 元素的宽高等属性时，会先让元素显示出来，但是又会为元素添加 position: absolute。
// 因此，当元素的宽高为百分比时，其基于的父元素会改变为最近的定位父元素，这就导致获取的宽高不正确
// 这里只好手动让元素显示出来后，再获取它的宽高。
if (hidden) $self.show();
var inlineStyleValue = $self[0].style[p],
originalValue = $self.css(p, '').css(p);
$self.css(p, inlineStyleValue);
if (hidden) $self.hide();