resources/jquery.effects/jquery.effects.core.js

   1 /*!
   2  * jQuery UI Effects 1.8.20
   3  *
   4  * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
   5  * Dual licensed under the MIT or GPL Version 2 licenses.
   6  * http://jquery.org/license
   7  *
   8  * http://docs.jquery.com/UI/Effects/
   9  */
  10 ;jQuery.effects || (function($, undefined) {
  11
  12 $.effects = {};
  13
  14
  15
  16 /******************************************************************************/
  17 /****************************** COLOR ANIMATIONS ******************************/
  18 /******************************************************************************/
  19
  20 // override the animation for color styles
  21 $.each(['backgroundColor', 'borderBottomColor', 'borderLeftColor',
  22         'borderRightColor', 'borderTopColor', 'borderColor', 'color', 'outlineColor'],
  23 function(i, attr) {
  24         $.fx.step[attr] = function(fx) {
  25                 if (!fx.colorInit) {
  26                         fx.start = getColor(fx.elem, attr);
  27                         fx.end = getRGB(fx.end);
  28                         fx.colorInit = true;
  29                 }
  30
  31                 fx.elem.style[attr] = 'rgb(' +
  32                         Math.max(Math.min(parseInt((fx.pos * (fx.end[0] - fx.start[0])) + fx.start[0], 10), 255), 0) + ',' +
  33                         Math.max(Math.min(parseInt((fx.pos * (fx.end[1] - fx.start[1])) + fx.start[1], 10), 255), 0) + ',' +
  34                         Math.max(Math.min(parseInt((fx.pos * (fx.end[2] - fx.start[2])) + fx.start[2], 10), 255), 0) + ')';
  35         };
  36 });
  37
  38 // Color Conversion functions from highlightFade
  39 // By Blair Mitchelmore
  40 // http://jquery.offput.ca/highlightFade/
  41
  42 // Parse strings looking for color tuples [255,255,255]
  43 function getRGB(color) {
  44                 var result;
  45
  46                 // Check if we're already dealing with an array of colors
  47                 if ( color && color.constructor == Array && color.length == 3 )
  48                                 return color;
  49
  50                 // Look for rgb(num,num,num)
  51                 if (result = /rgb\(\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*,\s*([0-9]{1,3})\s*\)/.exec(color))
  52                                 return [parseInt(result[1],10), parseInt(result[2],10), parseInt(result[3],10)];
  53
  54                 // Look for rgb(num%,num%,num%)
  55                 if (result = /rgb\(\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*,\s*([0-9]+(?:\.[0-9]+)?)\%\s*\)/.exec(color))
  56                                 return [parseFloat(result[1])*2.55, parseFloat(result[2])*2.55, parseFloat(result[3])*2.55];
  57
  58                 // Look for #a0b1c2
  59                 if (result = /#([a-fA-F0-9]{2})([a-fA-F0-9]{2})([a-fA-F0-9]{2})/.exec(color))
  60                                 return [parseInt(result[1],16), parseInt(result[2],16), parseInt(result[3],16)];
  61
  62                 // Look for #fff
  63                 if (result = /#([a-fA-F0-9])([a-fA-F0-9])([a-fA-F0-9])/.exec(color))
  64                                 return [parseInt(result[1]+result[1],16), parseInt(result[2]+result[2],16), parseInt(result[3]+result[3],16)];
  65
  66                 // Look for rgba(0, 0, 0, 0) == transparent in Safari 3
  67                 if (result = /rgba\(0, 0, 0, 0\)/.exec(color))
  68                                 return colors['transparent'];
  69
  70                 // Otherwise, we're most likely dealing with a named color
  71                 return colors[$.trim(color).toLowerCase()];
  72 }
  73
  74 function getColor(elem, attr) {
  75                 var color;
  76
  77                 do {
  78                                 color = $.curCSS(elem, attr);
  79
  80                                 // Keep going until we find an element that has color, or we hit the body
  81                                 if ( color != '' && color != 'transparent' || $.nodeName(elem, "body") )
  82                                                 break;
  83
  84                                 attr = "backgroundColor";
  85                 } while ( elem = elem.parentNode );
  86
  87                 return getRGB(color);
  88 };
  89
  90 // Some named colors to work with
  91 // From Interface by Stefan Petre
  92 // http://interface.eyecon.ro/
  93
  94 var colors = {
  95         aqua:[0,255,255],
  96         azure:[240,255,255],
  97         beige:[245,245,220],
  98         black:[0,0,0],
  99         blue:[0,0,255],
 100         brown:[165,42,42],
 101         cyan:[0,255,255],
 102         darkblue:[0,0,139],
 103         darkcyan:[0,139,139],
 104         darkgrey:[169,169,169],
 105         darkgreen:[0,100,0],
 106         darkkhaki:[189,183,107],
 107         darkmagenta:[139,0,139],
 108         darkolivegreen:[85,107,47],
 109         darkorange:[255,140,0],
 110         darkorchid:[153,50,204],
 111         darkred:[139,0,0],
 112         darksalmon:[233,150,122],
 113         darkviolet:[148,0,211],
 114         fuchsia:[255,0,255],
 115         gold:[255,215,0],
 116         green:[0,128,0],
 117         indigo:[75,0,130],
 118         khaki:[240,230,140],
 119         lightblue:[173,216,230],
 120         lightcyan:[224,255,255],
 121         lightgreen:[144,238,144],
 122         lightgrey:[211,211,211],
 123         lightpink:[255,182,193],
 124         lightyellow:[255,255,224],
 125         lime:[0,255,0],
 126         magenta:[255,0,255],
 127         maroon:[128,0,0],
 128         navy:[0,0,128],
 129         olive:[128,128,0],
 130         orange:[255,165,0],
 131         pink:[255,192,203],
 132         purple:[128,0,128],
 133         violet:[128,0,128],
 134         red:[255,0,0],
 135         silver:[192,192,192],
 136         white:[255,255,255],
 137         yellow:[255,255,0],
 138         transparent: [255,255,255]
 139 };
 140
 141
 142
 143 /******************************************************************************/
 144 /****************************** CLASS ANIMATIONS ******************************/
 145 /******************************************************************************/
 146
 147 var classAnimationActions = ['add', 'remove', 'toggle'],
 148         shorthandStyles = {
 149                 border: 1,
 150                 borderBottom: 1,
 151                 borderColor: 1,
 152                 borderLeft: 1,
 153                 borderRight: 1,
 154                 borderTop: 1,
 155                 borderWidth: 1,
 156                 margin: 1,
 157                 padding: 1
 158         };
 159
 160 function getElementStyles() {
 161         var style = document.defaultView
 162                         ? document.defaultView.getComputedStyle(this, null)
 163                         : this.currentStyle,
 164                 newStyle = {},
 165                 key,
 166                 camelCase;
 167
 168         // webkit enumerates style porperties
 169         if (style && style.length && style[0] && style[style[0]]) {
 170                 var len = style.length;
 171                 while (len--) {
 172                         key = style[len];
 173                         if (typeof style[key] == 'string') {
 174                                 camelCase = key.replace(/\-(\w)/g, function(all, letter){
 175                                         return letter.toUpperCase();
 176                                 });
 177                                 newStyle[camelCase] = style[key];
 178                         }
 179                 }
 180         } else {
 181                 for (key in style) {
 182                         if (typeof style[key] === 'string') {
 183                                 newStyle[key] = style[key];
 184                         }
 185                 }
 186         }
 187
 188         return newStyle;
 189 }
 190
 191 function filterStyles(styles) {
 192         var name, value;
 193         for (name in styles) {
 194                 value = styles[name];
 195                 if (
 196                         // ignore null and undefined values
 197                         value == null ||
 198                         // ignore functions (when does this occur?)
 199                         $.isFunction(value) ||
 200                         // shorthand styles that need to be expanded
 201                         name in shorthandStyles ||
 202                         // ignore scrollbars (break in IE)
 203                         (/scrollbar/).test(name) ||
 204
 205                         // only colors or values that can be converted to numbers
 206                         (!(/color/i).test(name) && isNaN(parseFloat(value)))
 207                 ) {
 208                         delete styles[name];
 209                 }
 210         }
 211
 212         return styles;
 213 }
 214
 215 function styleDifference(oldStyle, newStyle) {
 216         var diff = { _: 0 }, // http://dev.jquery.com/ticket/5459
 217                 name;
 218
 219         for (name in newStyle) {
 220                 if (oldStyle[name] != newStyle[name]) {
 221                         diff[name] = newStyle[name];
 222                 }
 223         }
 224
 225         return diff;
 226 }
 227
 228 $.effects.animateClass = function(value, duration, easing, callback) {
 229         if ($.isFunction(easing)) {
 230                 callback = easing;
 231                 easing = null;
 232         }
 233
 234         return this.queue(function() {
 235                 var that = $(this),
 236                         originalStyleAttr = that.attr('style') || ' ',
 237                         originalStyle = filterStyles(getElementStyles.call(this)),
 238                         newStyle,
 239                         className = that.attr('class') || "";
 240
 241                 $.each(classAnimationActions, function(i, action) {
 242                         if (value[action]) {
 243                                 that[action + 'Class'](value[action]);
 244                         }
 245                 });
 246                 newStyle = filterStyles(getElementStyles.call(this));
 247                 that.attr('class', className);
 248
 249                 that.animate(styleDifference(originalStyle, newStyle), {
 250                         queue: false,
 251                         duration: duration,
 252                         easing: easing,
 253                         complete: function() {
 254                                 $.each(classAnimationActions, function(i, action) {
 255                                         if (value[action]) { that[action + 'Class'](value[action]); }
 256                                 });
 257                                 // work around bug in IE by clearing the cssText before setting it
 258                                 if (typeof that.attr('style') == 'object') {
 259                                         that.attr('style').cssText = '';
 260                                         that.attr('style').cssText = originalStyleAttr;
 261                                 } else {
 262                                         that.attr('style', originalStyleAttr);
 263                                 }
 264                                 if (callback) { callback.apply(this, arguments); }
 265                                 $.dequeue( this );
 266                         }
 267                 });
 268         });
 269 };
 270
 271 $.fn.extend({
 272         _addClass: $.fn.addClass,
 273         addClass: function(classNames, speed, easing, callback) {
 274                 return speed ? $.effects.animateClass.apply(this, [{ add: classNames },speed,easing,callback]) : this._addClass(classNames);
 275         },
 276
 277         _removeClass: $.fn.removeClass,
 278         removeClass: function(classNames,speed,easing,callback) {
 279                 return speed ? $.effects.animateClass.apply(this, [{ remove: classNames },speed,easing,callback]) : this._removeClass(classNames);
 280         },
 281
 282         _toggleClass: $.fn.toggleClass,
 283         toggleClass: function(classNames, force, speed, easing, callback) {
 284                 if ( typeof force == "boolean" || force === undefined ) {
 285                         if ( !speed ) {
 286                                 // without speed parameter;
 287                                 return this._toggleClass(classNames, force);
 288                         } else {
 289                                 return $.effects.animateClass.apply(this, [(force?{add:classNames}:{remove:classNames}),speed,easing,callback]);
 290                         }
 291                 } else {
 292                         // without switch parameter;
 293                         return $.effects.animateClass.apply(this, [{ toggle: classNames },force,speed,easing]);
 294                 }
 295         },
 296
 297         switchClass: function(remove,add,speed,easing,callback) {
 298                 return $.effects.animateClass.apply(this, [{ add: add, remove: remove },speed,easing,callback]);
 299         }
 300 });
 301
 302
 303
 304 /******************************************************************************/
 305 /*********************************** EFFECTS **********************************/
 306 /******************************************************************************/
 307
 308 $.extend($.effects, {
 309         version: "1.8.20",
 310
 311         // Saves a set of properties in a data storage
 312         save: function(element, set) {
 313                 for(var i=0; i < set.length; i++) {
 314                         if(set[i] !== null) element.data("ec.storage."+set[i], element[0].style[set[i]]);
 315                 }
 316         },
 317
 318         // Restores a set of previously saved properties from a data storage
 319         restore: function(element, set) {
 320                 for(var i=0; i < set.length; i++) {
 321                         if(set[i] !== null) element.css(set[i], element.data("ec.storage."+set[i]));
 322                 }
 323         },
 324
 325         setMode: function(el, mode) {
 326                 if (mode == 'toggle') mode = el.is(':hidden') ? 'show' : 'hide'; // Set for toggle
 327                 return mode;
 328         },
 329
 330         getBaseline: function(origin, original) { // Translates a [top,left] array into a baseline value
 331                 // this should be a little more flexible in the future to handle a string & hash
 332                 var y, x;
 333                 switch (origin[0]) {
 334                         case 'top': y = 0; break;
 335                         case 'middle': y = 0.5; break;
 336                         case 'bottom': y = 1; break;
 337                         default: y = origin[0] / original.height;
 338                 };
 339                 switch (origin[1]) {
 340                         case 'left': x = 0; break;
 341                         case 'center': x = 0.5; break;
 342                         case 'right': x = 1; break;
 343                         default: x = origin[1] / original.width;
 344                 };
 345                 return {x: x, y: y};
 346         },
 347
 348         // Wraps the element around a wrapper that copies position properties
 349         createWrapper: function(element) {
 350
 351                 // if the element is already wrapped, return it
 352                 if (element.parent().is('.ui-effects-wrapper')) {
 353                         return element.parent();
 354                 }
 355
 356                 // wrap the element
 357                 var props = {
 358                                 width: element.outerWidth(true),
 359                                 height: element.outerHeight(true),
 360                                 'float': element.css('float')
 361                         },
 362                         wrapper = $('<div></div>')
 363                                 .addClass('ui-effects-wrapper')
 364                                 .css({
 365                                         fontSize: '100%',
 366                                         background: 'transparent',
 367                                         border: 'none',
 368                                         margin: 0,
 369                                         padding: 0
 370                                 }),
 371                         active = document.activeElement;
 372
 373                 element.wrap(wrapper);
 374
 375                 // Fixes #7595 - Elements lose focus when wrapped.
 376                 if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
 377                         $( active ).focus();
 378                 }
 379
 380                 wrapper = element.parent(); //Hotfix for jQuery 1.4 since some change in wrap() seems to actually loose the reference to the wrapped element
 381
 382                 // transfer positioning properties to the wrapper
 383                 if (element.css('position') == 'static') {
 384                         wrapper.css({ position: 'relative' });
 385                         element.css({ position: 'relative' });
 386                 } else {
 387                         $.extend(props, {
 388                                 position: element.css('position'),
 389                                 zIndex: element.css('z-index')
 390                         });
 391                         $.each(['top', 'left', 'bottom', 'right'], function(i, pos) {
 392                                 props[pos] = element.css(pos);
 393                                 if (isNaN(parseInt(props[pos], 10))) {
 394                                         props[pos] = 'auto';
 395                                 }
 396                         });
 397                         element.css({position: 'relative', top: 0, left: 0, right: 'auto', bottom: 'auto' });
 398                 }
 399
 400                 return wrapper.css(props).show();
 401         },
 402
 403         removeWrapper: function(element) {
 404                 var parent,
 405                         active = document.activeElement;
 406
 407                 if (element.parent().is('.ui-effects-wrapper')) {
 408                         parent = element.parent().replaceWith(element);
 409                         // Fixes #7595 - Elements lose focus when wrapped.
 410                         if ( element[ 0 ] === active || $.contains( element[ 0 ], active ) ) {
 411                                 $( active ).focus();
 412                         }
 413                         return parent;
 414                 }
 415
 416                 return element;
 417         },
 418
 419         setTransition: function(element, list, factor, value) {
 420                 value = value || {};
 421                 $.each(list, function(i, x){
 422                         var unit = element.cssUnit(x);
 423                         if (unit[0] > 0) value[x] = unit[0] * factor + unit[1];
 424                 });
 425                 return value;
 426         }
 427 });
 428
 429
 430 function _normalizeArguments(effect, options, speed, callback) {
 431         // shift params for method overloading
 432         if (typeof effect == 'object') {
 433                 callback = options;
 434                 speed = null;
 435                 options = effect;
 436                 effect = options.effect;
 437         }
 438         if ($.isFunction(options)) {
 439                 callback = options;
 440                 speed = null;
 441                 options = {};
 442         }
 443         if (typeof options == 'number' || $.fx.speeds[options]) {
 444                 callback = speed;
 445                 speed = options;
 446                 options = {};
 447         }
 448         if ($.isFunction(speed)) {
 449                 callback = speed;
 450                 speed = null;
 451         }
 452
 453         options = options || {};
 454
 455         speed = speed || options.duration;
 456         speed = $.fx.off ? 0 : typeof speed == 'number'
 457                 ? speed : speed in $.fx.speeds ? $.fx.speeds[speed] : $.fx.speeds._default;
 458
 459         callback = callback || options.complete;
 460
 461         return [effect, options, speed, callback];
 462 }
 463
 464 function standardSpeed( speed ) {
 465         // valid standard speeds
 466         if ( !speed || typeof speed === "number" || $.fx.speeds[ speed ] ) {
 467                 return true;
 468         }
 469
 470         // invalid strings - treat as "normal" speed
 471         if ( typeof speed === "string" && !$.effects[ speed ] ) {
 472                 return true;
 473         }
 474
 475         return false;
 476 }
 477
 478 $.fn.extend({
 479         effect: function(effect, options, speed, callback) {
 480                 var args = _normalizeArguments.apply(this, arguments),
 481                         // TODO: make effects take actual parameters instead of a hash
 482                         args2 = {
 483                                 options: args[1],
 484                                 duration: args[2],
 485                                 callback: args[3]
 486                         },
 487                         mode = args2.options.mode,
 488                         effectMethod = $.effects[effect];
 489
 490                 if ( $.fx.off || !effectMethod ) {
 491                         // delegate to the original method (e.g., .show()) if possible
 492                         if ( mode ) {
 493                                 return this[ mode ]( args2.duration, args2.callback );
 494                         } else {
 495                                 return this.each(function() {
 496                                         if ( args2.callback ) {
 497                                                 args2.callback.call( this );
 498                                         }
 499                                 });
 500                         }
 501                 }
 502
 503                 return effectMethod.call(this, args2);
 504         },
 505
 506         _show: $.fn.show,
 507         show: function(speed) {
 508                 if ( standardSpeed( speed ) ) {
 509                         return this._show.apply(this, arguments);
 510                 } else {
 511                         var args = _normalizeArguments.apply(this, arguments);
 512                         args[1].mode = 'show';
 513                         return this.effect.apply(this, args);
 514                 }
 515         },
 516
 517         _hide: $.fn.hide,
 518         hide: function(speed) {
 519                 if ( standardSpeed( speed ) ) {
 520                         return this._hide.apply(this, arguments);
 521                 } else {
 522                         var args = _normalizeArguments.apply(this, arguments);
 523                         args[1].mode = 'hide';
 524                         return this.effect.apply(this, args);
 525                 }
 526         },
 527
 528         // jQuery core overloads toggle and creates _toggle
 529         __toggle: $.fn.toggle,
 530         toggle: function(speed) {
 531                 if ( standardSpeed( speed ) || typeof speed === "boolean" || $.isFunction( speed ) ) {
 532                         return this.__toggle.apply(this, arguments);
 533                 } else {
 534                         var args = _normalizeArguments.apply(this, arguments);
 535                         args[1].mode = 'toggle';
 536                         return this.effect.apply(this, args);
 537                 }
 538         },
 539
 540         // helper functions
 541         cssUnit: function(key) {
 542                 var style = this.css(key), val = [];
 543                 $.each( ['em','px','%','pt'], function(i, unit){
 544                         if(style.indexOf(unit) > 0)
 545                                 val = [parseFloat(style), unit];
 546                 });
 547                 return val;
 548         }
 549 });
 550
 551
 552
 553 /******************************************************************************/
 554 /*********************************** EASING ***********************************/
 555 /******************************************************************************/
 556
 557 /*
 558  * jQuery Easing v1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
 559  *
 560  * Uses the built in easing capabilities added In jQuery 1.1
 561  * to offer multiple easing options
 562  *
 563  * TERMS OF USE - jQuery Easing
 564  *
 565  * Open source under the BSD License.
 566  *
 567  * Copyright 2008 George McGinley Smith
 568  * All rights reserved.
 569  *
 570  * Redistribution and use in source and binary forms, with or without modification,
 571  * are permitted provided that the following conditions are met:
 572  *
 573  * Redistributions of source code must retain the above copyright notice, this list of
 574  * conditions and the following disclaimer.
 575  * Redistributions in binary form must reproduce the above copyright notice, this list
 576  * of conditions and the following disclaimer in the documentation and/or other materials
 577  * provided with the distribution.
 578  *
 579  * Neither the name of the author nor the names of contributors may be used to endorse
 580  * or promote products derived from this software without specific prior written permission.
 581  *
 582  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 583  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 584  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 585  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 586  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 587  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 588  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 589  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 590  * OF THE POSSIBILITY OF SUCH DAMAGE.
 591  *
 592 */
 593
 594 // t: current time, b: begInnIng value, c: change In value, d: duration
 595 $.easing.jswing = $.easing.swing;
 596
 597 $.extend($.easing,
 598 {
 599         def: 'easeOutQuad',
 600         swing: function (x, t, b, c, d) {
 601                 //alert($.easing.default);
 602                 return $.easing[$.easing.def](x, t, b, c, d);
 603         },
 604         easeInQuad: function (x, t, b, c, d) {
 605                 return c*(t/=d)*t + b;
 606         },
 607         easeOutQuad: function (x, t, b, c, d) {
 608                 return -c *(t/=d)*(t-2) + b;
 609         },
 610         easeInOutQuad: function (x, t, b, c, d) {
 611                 if ((t/=d/2) < 1) return c/2*t*t + b;
 612                 return -c/2 * ((--t)*(t-2) - 1) + b;
 613         },
 614         easeInCubic: function (x, t, b, c, d) {
 615                 return c*(t/=d)*t*t + b;
 616         },
 617         easeOutCubic: function (x, t, b, c, d) {
 618                 return c*((t=t/d-1)*t*t + 1) + b;
 619         },
 620         easeInOutCubic: function (x, t, b, c, d) {
 621                 if ((t/=d/2) < 1) return c/2*t*t*t + b;
 622                 return c/2*((t-=2)*t*t + 2) + b;
 623         },
 624         easeInQuart: function (x, t, b, c, d) {
 625                 return c*(t/=d)*t*t*t + b;
 626         },
 627         easeOutQuart: function (x, t, b, c, d) {
 628                 return -c * ((t=t/d-1)*t*t*t - 1) + b;
 629         },
 630         easeInOutQuart: function (x, t, b, c, d) {
 631                 if ((t/=d/2) < 1) return c/2*t*t*t*t + b;
 632                 return -c/2 * ((t-=2)*t*t*t - 2) + b;
 633         },
 634         easeInQuint: function (x, t, b, c, d) {
 635                 return c*(t/=d)*t*t*t*t + b;
 636         },
 637         easeOutQuint: function (x, t, b, c, d) {
 638                 return c*((t=t/d-1)*t*t*t*t + 1) + b;
 639         },
 640         easeInOutQuint: function (x, t, b, c, d) {
 641                 if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
 642                 return c/2*((t-=2)*t*t*t*t + 2) + b;
 643         },
 644         easeInSine: function (x, t, b, c, d) {
 645                 return -c * Math.cos(t/d * (Math.PI/2)) + c + b;
 646         },
 647         easeOutSine: function (x, t, b, c, d) {
 648                 return c * Math.sin(t/d * (Math.PI/2)) + b;
 649         },
 650         easeInOutSine: function (x, t, b, c, d) {
 651                 return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
 652         },
 653         easeInExpo: function (x, t, b, c, d) {
 654                 return (t==0) ? b : c * Math.pow(2, 10 * (t/d - 1)) + b;
 655         },
 656         easeOutExpo: function (x, t, b, c, d) {
 657                 return (t==d) ? b+c : c * (-Math.pow(2, -10 * t/d) + 1) + b;
 658         },
 659         easeInOutExpo: function (x, t, b, c, d) {
 660                 if (t==0) return b;
 661                 if (t==d) return b+c;
 662                 if ((t/=d/2) < 1) return c/2 * Math.pow(2, 10 * (t - 1)) + b;
 663                 return c/2 * (-Math.pow(2, -10 * --t) + 2) + b;
 664         },
 665         easeInCirc: function (x, t, b, c, d) {
 666                 return -c * (Math.sqrt(1 - (t/=d)*t) - 1) + b;
 667         },
 668         easeOutCirc: function (x, t, b, c, d) {
 669                 return c * Math.sqrt(1 - (t=t/d-1)*t) + b;
 670         },
 671         easeInOutCirc: function (x, t, b, c, d) {
 672                 if ((t/=d/2) < 1) return -c/2 * (Math.sqrt(1 - t*t) - 1) + b;
 673                 return c/2 * (Math.sqrt(1 - (t-=2)*t) + 1) + b;
 674         },
 675         easeInElastic: function (x, t, b, c, d) {
 676                 var s=1.70158;var p=0;var a=c;
 677                 if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
 678                 if (a < Math.abs(c)) { a=c; var s=p/4; }
 679                 else var s = p/(2*Math.PI) * Math.asin (c/a);
 680                 return -(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
 681         },
 682         easeOutElastic: function (x, t, b, c, d) {
 683                 var s=1.70158;var p=0;var a=c;
 684                 if (t==0) return b;  if ((t/=d)==1) return b+c;  if (!p) p=d*.3;
 685                 if (a < Math.abs(c)) { a=c; var s=p/4; }
 686                 else var s = p/(2*Math.PI) * Math.asin (c/a);
 687                 return a*Math.pow(2,-10*t) * Math.sin( (t*d-s)*(2*Math.PI)/p ) + c + b;
 688         },
 689         easeInOutElastic: function (x, t, b, c, d) {
 690                 var s=1.70158;var p=0;var a=c;
 691                 if (t==0) return b;  if ((t/=d/2)==2) return b+c;  if (!p) p=d*(.3*1.5);
 692                 if (a < Math.abs(c)) { a=c; var s=p/4; }
 693                 else var s = p/(2*Math.PI) * Math.asin (c/a);
 694                 if (t < 1) return -.5*(a*Math.pow(2,10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )) + b;
 695                 return a*Math.pow(2,-10*(t-=1)) * Math.sin( (t*d-s)*(2*Math.PI)/p )*.5 + c + b;
 696         },
 697         easeInBack: function (x, t, b, c, d, s) {
 698                 if (s == undefined) s = 1.70158;
 699                 return c*(t/=d)*t*((s+1)*t - s) + b;
 700         },
 701         easeOutBack: function (x, t, b, c, d, s) {
 702                 if (s == undefined) s = 1.70158;
 703                 return c*((t=t/d-1)*t*((s+1)*t + s) + 1) + b;
 704         },
 705         easeInOutBack: function (x, t, b, c, d, s) {
 706                 if (s == undefined) s = 1.70158;
 707                 if ((t/=d/2) < 1) return c/2*(t*t*(((s*=(1.525))+1)*t - s)) + b;
 708                 return c/2*((t-=2)*t*(((s*=(1.525))+1)*t + s) + 2) + b;
 709         },
 710         easeInBounce: function (x, t, b, c, d) {
 711                 return c - $.easing.easeOutBounce (x, d-t, 0, c, d) + b;
 712         },
 713         easeOutBounce: function (x, t, b, c, d) {
 714                 if ((t/=d) < (1/2.75)) {
 715                         return c*(7.5625*t*t) + b;
 716                 } else if (t < (2/2.75)) {
 717                         return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
 718                 } else if (t < (2.5/2.75)) {
 719                         return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
 720                 } else {
 721                         return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
 722                 }
 723         },
 724         easeInOutBounce: function (x, t, b, c, d) {
 725                 if (t < d/2) return $.easing.easeInBounce (x, t*2, 0, c, d) * .5 + b;
 726                 return $.easing.easeOutBounce (x, t*2-d, 0, c, d) * .5 + c*.5 + b;
 727         }
 728 });
 729
 730 /*
 731  *
 732  * TERMS OF USE - EASING EQUATIONS
 733  *
 734  * Open source under the BSD License.
 735  *
 736  * Copyright 2001 Robert Penner
 737  * All rights reserved.
 738  *
 739  * Redistribution and use in source and binary forms, with or without modification,
 740  * are permitted provided that the following conditions are met:
 741  *
 742  * Redistributions of source code must retain the above copyright notice, this list of
 743  * conditions and the following disclaimer.
 744  * Redistributions in binary form must reproduce the above copyright notice, this list
 745  * of conditions and the following disclaimer in the documentation and/or other materials
 746  * provided with the distribution.
 747  *
 748  * Neither the name of the author nor the names of contributors may be used to endorse
 749  * or promote products derived from this software without specific prior written permission.
 750  *
 751  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 752  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 753  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 754  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 755  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 756  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 757  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 758  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 759  * OF THE POSSIBILITY OF SUCH DAMAGE.
 760  *
 761  */
 762
 763 })(jQuery);