crm.fsf.org/20131203/files/sites/all/modules/civicrm/packages/jquery/jquery-ui-1.9.0/development-bundle/ui/jquery.ui.resizable.js

   1 /*!
   2  * jQuery UI Resizable 1.9.0
   3  * http://jqueryui.com
   4  *
   5  * Copyright 2012 jQuery Foundation and other contributors
   6  * Released under the MIT license.
   7  * http://jquery.org/license
   8  *
   9  * http://api.jqueryui.com/resizable/
  10  *
  11  * Depends:
  12  *      jquery.ui.core.js
  13  *      jquery.ui.mouse.js
  14  *      jquery.ui.widget.js
  15  */
  16 (function( $, undefined ) {
  17
  18 $.widget("ui.resizable", $.ui.mouse, {
  19         version: "1.9.0",
  20         widgetEventPrefix: "resize",
  21         options: {
  22                 alsoResize: false,
  23                 animate: false,
  24                 animateDuration: "slow",
  25                 animateEasing: "swing",
  26                 aspectRatio: false,
  27                 autoHide: false,
  28                 containment: false,
  29                 ghost: false,
  30                 grid: false,
  31                 handles: "e,s,se",
  32                 helper: false,
  33                 maxHeight: null,
  34                 maxWidth: null,
  35                 minHeight: 10,
  36                 minWidth: 10,
  37                 zIndex: 1000
  38         },
  39         _create: function() {
  40
  41                 var that = this, o = this.options;
  42                 this.element.addClass("ui-resizable");
  43
  44                 $.extend(this, {
  45                         _aspectRatio: !!(o.aspectRatio),
  46                         aspectRatio: o.aspectRatio,
  47                         originalElement: this.element,
  48                         _proportionallyResizeElements: [],
  49                         _helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null
  50                 });
  51
  52                 //Wrap the element if it cannot hold child nodes
  53                 if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) {
  54
  55                         //Create a wrapper element and set the wrapper to the new current internal element
  56                         this.element.wrap(
  57                                 $('<div class="ui-wrapper" style="overflow: hidden;"></div>').css({
  58                                         position: this.element.css('position'),
  59                                         width: this.element.outerWidth(),
  60                                         height: this.element.outerHeight(),
  61                                         top: this.element.css('top'),
  62                                         left: this.element.css('left')
  63                                 })
  64                         );
  65
  66                         //Overwrite the original this.element
  67                         this.element = this.element.parent().data(
  68                                 "resizable", this.element.data('resizable')
  69                         );
  70
  71                         this.elementIsWrapper = true;
  72
  73                         //Move margins to the wrapper
  74                         this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") });
  75                         this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0});
  76
  77                         //Prevent Safari textarea resize
  78                         this.originalResizeStyle = this.originalElement.css('resize');
  79                         this.originalElement.css('resize', 'none');
  80
  81                         //Push the actual element to our proportionallyResize internal array
  82                         this._proportionallyResizeElements.push(this.originalElement.css({ position: 'static', zoom: 1, display: 'block' }));
  83
  84                         // avoid IE jump (hard set the margin)
  85                         this.originalElement.css({ margin: this.originalElement.css('margin') });
  86
  87                         // fix handlers offset
  88                         this._proportionallyResize();
  89
  90                 }
  91
  92                 this.handles = o.handles || (!$('.ui-resizable-handle', this.element).length ? "e,s,se" : { n: '.ui-resizable-n', e: '.ui-resizable-e', s: '.ui-resizable-s', w: '.ui-resizable-w', se: '.ui-resizable-se', sw: '.ui-resizable-sw', ne: '.ui-resizable-ne', nw: '.ui-resizable-nw' });
  93                 if(this.handles.constructor == String) {
  94
  95                         if(this.handles == 'all') this.handles = 'n,e,s,w,se,sw,ne,nw';
  96                         var n = this.handles.split(","); this.handles = {};
  97
  98                         for(var i = 0; i < n.length; i++) {
  99
 100                                 var handle = $.trim(n[i]), hname = 'ui-resizable-'+handle;
 101                                 var axis = $('<div class="ui-resizable-handle ' + hname + '"></div>');
 102
 103                                 // Apply zIndex to all handles - see #7960
 104                                 axis.css({ zIndex: o.zIndex });
 105
 106                                 //TODO : What's going on here?
 107                                 if ('se' == handle) {
 108                                         axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se');
 109                                 };
 110
 111                                 //Insert into internal handles object and append to element
 112                                 this.handles[handle] = '.ui-resizable-'+handle;
 113                                 this.element.append(axis);
 114                         }
 115
 116                 }
 117
 118                 this._renderAxis = function(target) {
 119
 120                         target = target || this.element;
 121
 122                         for(var i in this.handles) {
 123
 124                                 if(this.handles[i].constructor == String)
 125                                         this.handles[i] = $(this.handles[i], this.element).show();
 126
 127                                 //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls)
 128                                 if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) {
 129
 130                                         var axis = $(this.handles[i], this.element), padWrapper = 0;
 131
 132                                         //Checking the correct pad and border
 133                                         padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth();
 134
 135                                         //The padding type i have to apply...
 136                                         var padPos = [ 'padding',
 137                                                 /ne|nw|n/.test(i) ? 'Top' :
 138                                                 /se|sw|s/.test(i) ? 'Bottom' :
 139                                                 /^e$/.test(i) ? 'Right' : 'Left' ].join("");
 140
 141                                         target.css(padPos, padWrapper);
 142
 143                                         this._proportionallyResize();
 144
 145                                 }
 146
 147                                 //TODO: What's that good for? There's not anything to be executed left
 148                                 if(!$(this.handles[i]).length)
 149                                         continue;
 150
 151                         }
 152                 };
 153
 154                 //TODO: make renderAxis a prototype function
 155                 this._renderAxis(this.element);
 156
 157                 this._handles = $('.ui-resizable-handle', this.element)
 158                         .disableSelection();
 159
 160                 //Matching axis name
 161                 this._handles.mouseover(function() {
 162                         if (!that.resizing) {
 163                                 if (this.className)
 164                                         var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);
 165                                 //Axis, default = se
 166                                 that.axis = axis && axis[1] ? axis[1] : 'se';
 167                         }
 168                 });
 169
 170                 //If we want to auto hide the elements
 171                 if (o.autoHide) {
 172                         this._handles.hide();
 173                         $(this.element)
 174                                 .addClass("ui-resizable-autohide")
 175                                 .mouseenter(function() {
 176                                         if (o.disabled) return;
 177                                         $(this).removeClass("ui-resizable-autohide");
 178                                         that._handles.show();
 179                                 })
 180                                 .mouseleave(function(){
 181                                         if (o.disabled) return;
 182                                         if (!that.resizing) {
 183                                                 $(this).addClass("ui-resizable-autohide");
 184                                                 that._handles.hide();
 185                                         }
 186                                 });
 187                 }
 188
 189                 //Initialize the mouse interaction
 190                 this._mouseInit();
 191
 192         },
 193
 194         _destroy: function() {
 195
 196                 this._mouseDestroy();
 197
 198                 var _destroy = function(exp) {
 199                         $(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing")
 200                                 .removeData("resizable").removeData("ui-resizable").unbind(".resizable").find('.ui-resizable-handle').remove();
 201                 };
 202
 203                 //TODO: Unwrap at same DOM position
 204                 if (this.elementIsWrapper) {
 205                         _destroy(this.element);
 206                         var wrapper = this.element;
 207                         wrapper.after(
 208                                 this.originalElement.css({
 209                                         position: wrapper.css('position'),
 210                                         width: wrapper.outerWidth(),
 211                                         height: wrapper.outerHeight(),
 212                                         top: wrapper.css('top'),
 213                                         left: wrapper.css('left')
 214                                 })
 215                         ).remove();
 216                 }
 217
 218                 this.originalElement.css('resize', this.originalResizeStyle);
 219                 _destroy(this.originalElement);
 220
 221                 return this;
 222         },
 223
 224         _mouseCapture: function(event) {
 225                 var handle = false;
 226                 for (var i in this.handles) {
 227                         if ($(this.handles[i])[0] == event.target) {
 228                                 handle = true;
 229                         }
 230                 }
 231
 232                 return !this.options.disabled && handle;
 233         },
 234
 235         _mouseStart: function(event) {
 236
 237                 var o = this.options, iniPos = this.element.position(), el = this.element;
 238
 239                 this.resizing = true;
 240                 this.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() };
 241
 242                 // bugfix for http://dev.jquery.com/ticket/1749
 243                 if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) {
 244                         el.css({ position: 'absolute', top: iniPos.top, left: iniPos.left });
 245                 }
 246
 247                 this._renderProxy();
 248
 249                 var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top'));
 250
 251                 if (o.containment) {
 252                         curleft += $(o.containment).scrollLeft() || 0;
 253                         curtop += $(o.containment).scrollTop() || 0;
 254                 }
 255
 256                 //Store needed variables
 257                 this.offset = this.helper.offset();
 258                 this.position = { left: curleft, top: curtop };
 259                 this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
 260                 this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
 261                 this.originalPosition = { left: curleft, top: curtop };
 262                 this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() };
 263                 this.originalMousePosition = { left: event.pageX, top: event.pageY };
 264
 265                 //Aspect Ratio
 266                 this.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1);
 267
 268                 var cursor = $('.ui-resizable-' + this.axis).css('cursor');
 269                 $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor);
 270
 271                 el.addClass("ui-resizable-resizing");
 272                 this._propagate("start", event);
 273                 return true;
 274         },
 275
 276         _mouseDrag: function(event) {
 277
 278                 //Increase performance, avoid regex
 279                 var el = this.helper, o = this.options, props = {},
 280                         that = this, smp = this.originalMousePosition, a = this.axis;
 281
 282                 var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0;
 283                 var trigger = this._change[a];
 284                 if (!trigger) return false;
 285
 286                 // Calculate the attrs that will be change
 287                 var data = trigger.apply(this, [event, dx, dy]);
 288
 289                 // Put this in the mouseDrag handler since the user can start pressing shift while resizing
 290                 this._updateVirtualBoundaries(event.shiftKey);
 291                 if (this._aspectRatio || event.shiftKey)
 292                         data = this._updateRatio(data, event);
 293
 294                 data = this._respectSize(data, event);
 295
 296                 // plugins callbacks need to be called first
 297                 this._propagate("resize", event);
 298
 299                 el.css({
 300                         top: this.position.top + "px", left: this.position.left + "px",
 301                         width: this.size.width + "px", height: this.size.height + "px"
 302                 });
 303
 304                 if (!this._helper && this._proportionallyResizeElements.length)
 305                         this._proportionallyResize();
 306
 307                 this._updateCache(data);
 308
 309                 // calling the user callback at the end
 310                 this._trigger('resize', event, this.ui());
 311
 312                 return false;
 313         },
 314
 315         _mouseStop: function(event) {
 316
 317                 this.resizing = false;
 318                 var o = this.options, that = this;
 319
 320                 if(this._helper) {
 321                         var pr = this._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
 322                                 soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : that.sizeDiff.height,
 323                                 soffsetw = ista ? 0 : that.sizeDiff.width;
 324
 325                         var s = { width: (that.helper.width()  - soffsetw), height: (that.helper.height() - soffseth) },
 326                                 left = (parseInt(that.element.css('left'), 10) + (that.position.left - that.originalPosition.left)) || null,
 327                                 top = (parseInt(that.element.css('top'), 10) + (that.position.top - that.originalPosition.top)) || null;
 328
 329                         if (!o.animate)
 330                                 this.element.css($.extend(s, { top: top, left: left }));
 331
 332                         that.helper.height(that.size.height);
 333                         that.helper.width(that.size.width);
 334
 335                         if (this._helper && !o.animate) this._proportionallyResize();
 336                 }
 337
 338                 $('body').css('cursor', 'auto');
 339
 340                 this.element.removeClass("ui-resizable-resizing");
 341
 342                 this._propagate("stop", event);
 343
 344                 if (this._helper) this.helper.remove();
 345                 return false;
 346
 347         },
 348
 349         _updateVirtualBoundaries: function(forceAspectRatio) {
 350                 var o = this.options, pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b;
 351
 352                 b = {
 353                         minWidth: isNumber(o.minWidth) ? o.minWidth : 0,
 354                         maxWidth: isNumber(o.maxWidth) ? o.maxWidth : Infinity,
 355                         minHeight: isNumber(o.minHeight) ? o.minHeight : 0,
 356                         maxHeight: isNumber(o.maxHeight) ? o.maxHeight : Infinity
 357                 };
 358
 359                 if(this._aspectRatio || forceAspectRatio) {
 360                         // We want to create an enclosing box whose aspect ration is the requested one
 361                         // First, compute the "projected" size for each dimension based on the aspect ratio and other dimension
 362                         pMinWidth = b.minHeight * this.aspectRatio;
 363                         pMinHeight = b.minWidth / this.aspectRatio;
 364                         pMaxWidth = b.maxHeight * this.aspectRatio;
 365                         pMaxHeight = b.maxWidth / this.aspectRatio;
 366
 367                         if(pMinWidth > b.minWidth) b.minWidth = pMinWidth;
 368                         if(pMinHeight > b.minHeight) b.minHeight = pMinHeight;
 369                         if(pMaxWidth < b.maxWidth) b.maxWidth = pMaxWidth;
 370                         if(pMaxHeight < b.maxHeight) b.maxHeight = pMaxHeight;
 371                 }
 372                 this._vBoundaries = b;
 373         },
 374
 375         _updateCache: function(data) {
 376                 var o = this.options;
 377                 this.offset = this.helper.offset();
 378                 if (isNumber(data.left)) this.position.left = data.left;
 379                 if (isNumber(data.top)) this.position.top = data.top;
 380                 if (isNumber(data.height)) this.size.height = data.height;
 381                 if (isNumber(data.width)) this.size.width = data.width;
 382         },
 383
 384         _updateRatio: function(data, event) {
 385
 386                 var o = this.options, cpos = this.position, csize = this.size, a = this.axis;
 387
 388                 if (isNumber(data.height)) data.width = (data.height * this.aspectRatio);
 389                 else if (isNumber(data.width)) data.height = (data.width / this.aspectRatio);
 390
 391                 if (a == 'sw') {
 392                         data.left = cpos.left + (csize.width - data.width);
 393                         data.top = null;
 394                 }
 395                 if (a == 'nw') {
 396                         data.top = cpos.top + (csize.height - data.height);
 397                         data.left = cpos.left + (csize.width - data.width);
 398                 }
 399
 400                 return data;
 401         },
 402
 403         _respectSize: function(data, event) {
 404
 405                 var el = this.helper, o = this._vBoundaries, pRatio = this._aspectRatio || event.shiftKey, a = this.axis,
 406                                 ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height),
 407                                         isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height);
 408
 409                 if (isminw) data.width = o.minWidth;
 410                 if (isminh) data.height = o.minHeight;
 411                 if (ismaxw) data.width = o.maxWidth;
 412                 if (ismaxh) data.height = o.maxHeight;
 413
 414                 var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height;
 415                 var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);
 416
 417                 if (isminw && cw) data.left = dw - o.minWidth;
 418                 if (ismaxw && cw) data.left = dw - o.maxWidth;
 419                 if (isminh && ch)       data.top = dh - o.minHeight;
 420                 if (ismaxh && ch)       data.top = dh - o.maxHeight;
 421
 422                 // fixing jump error on top/left - bug #2330
 423                 var isNotwh = !data.width && !data.height;
 424                 if (isNotwh && !data.left && data.top) data.top = null;
 425                 else if (isNotwh && !data.top && data.left) data.left = null;
 426
 427                 return data;
 428         },
 429
 430         _proportionallyResize: function() {
 431
 432                 var o = this.options;
 433                 if (!this._proportionallyResizeElements.length) return;
 434                 var element = this.helper || this.element;
 435
 436                 for (var i=0; i < this._proportionallyResizeElements.length; i++) {
 437
 438                         var prel = this._proportionallyResizeElements[i];
 439
 440                         if (!this.borderDif) {
 441                                 var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')],
 442                                         p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')];
 443
 444                                 this.borderDif = $.map(b, function(v, i) {
 445                                         var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0;
 446                                         return border + padding;
 447                                 });
 448                         }
 449
 450                         prel.css({
 451                                 height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0,
 452                                 width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0
 453                         });
 454
 455                 };
 456
 457         },
 458
 459         _renderProxy: function() {
 460
 461                 var el = this.element, o = this.options;
 462                 this.elementOffset = el.offset();
 463
 464                 if(this._helper) {
 465
 466                         this.helper = this.helper || $('<div style="overflow:hidden;"></div>');
 467
 468                         // fix ie6 offset TODO: This seems broken
 469                         var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0),
 470                         pxyoffset = ( ie6 ? 2 : -1 );
 471
 472                         this.helper.addClass(this._helper).css({
 473                                 width: this.element.outerWidth() + pxyoffset,
 474                                 height: this.element.outerHeight() + pxyoffset,
 475                                 position: 'absolute',
 476                                 left: this.elementOffset.left - ie6offset +'px',
 477                                 top: this.elementOffset.top - ie6offset +'px',
 478                                 zIndex: ++o.zIndex //TODO: Don't modify option
 479                         });
 480
 481                         this.helper
 482                                 .appendTo("body")
 483                                 .disableSelection();
 484
 485                 } else {
 486                         this.helper = this.element;
 487                 }
 488
 489         },
 490
 491         _change: {
 492                 e: function(event, dx, dy) {
 493                         return { width: this.originalSize.width + dx };
 494                 },
 495                 w: function(event, dx, dy) {
 496                         var o = this.options, cs = this.originalSize, sp = this.originalPosition;
 497                         return { left: sp.left + dx, width: cs.width - dx };
 498                 },
 499                 n: function(event, dx, dy) {
 500                         var o = this.options, cs = this.originalSize, sp = this.originalPosition;
 501                         return { top: sp.top + dy, height: cs.height - dy };
 502                 },
 503                 s: function(event, dx, dy) {
 504                         return { height: this.originalSize.height + dy };
 505                 },
 506                 se: function(event, dx, dy) {
 507                         return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
 508                 },
 509                 sw: function(event, dx, dy) {
 510                         return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
 511                 },
 512                 ne: function(event, dx, dy) {
 513                         return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
 514                 },
 515                 nw: function(event, dx, dy) {
 516                         return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
 517                 }
 518         },
 519
 520         _propagate: function(n, event) {
 521                 $.ui.plugin.call(this, n, [event, this.ui()]);
 522                 (n != "resize" && this._trigger(n, event, this.ui()));
 523         },
 524
 525         plugins: {},
 526
 527         ui: function() {
 528                 return {
 529                         originalElement: this.originalElement,
 530                         element: this.element,
 531                         helper: this.helper,
 532                         position: this.position,
 533                         size: this.size,
 534                         originalSize: this.originalSize,
 535                         originalPosition: this.originalPosition
 536                 };
 537         }
 538
 539 });
 540
 541 /*
 542  * Resizable Extensions
 543  */
 544
 545 $.ui.plugin.add("resizable", "alsoResize", {
 546
 547         start: function (event, ui) {
 548                 var that = $(this).data("resizable"), o = that.options;
 549
 550                 var _store = function (exp) {
 551                         $(exp).each(function() {
 552                                 var el = $(this);
 553                                 el.data("resizable-alsoresize", {
 554                                         width: parseInt(el.width(), 10), height: parseInt(el.height(), 10),
 555                                         left: parseInt(el.css('left'), 10), top: parseInt(el.css('top'), 10)
 556                                 });
 557                         });
 558                 };
 559
 560                 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) {
 561                         if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); }
 562                         else { $.each(o.alsoResize, function (exp) { _store(exp); }); }
 563                 }else{
 564                         _store(o.alsoResize);
 565                 }
 566         },
 567
 568         resize: function (event, ui) {
 569                 var that = $(this).data("resizable"), o = that.options, os = that.originalSize, op = that.originalPosition;
 570
 571                 var delta = {
 572                         height: (that.size.height - os.height) || 0, width: (that.size.width - os.width) || 0,
 573                         top: (that.position.top - op.top) || 0, left: (that.position.left - op.left) || 0
 574                 },
 575
 576                 _alsoResize = function (exp, c) {
 577                         $(exp).each(function() {
 578                                 var el = $(this), start = $(this).data("resizable-alsoresize"), style = {},
 579                                         css = c && c.length ? c : el.parents(ui.originalElement[0]).length ? ['width', 'height'] : ['width', 'height', 'top', 'left'];
 580
 581                                 $.each(css, function (i, prop) {
 582                                         var sum = (start[prop]||0) + (delta[prop]||0);
 583                                         if (sum && sum >= 0)
 584                                                 style[prop] = sum || null;
 585                                 });
 586
 587                                 el.css(style);
 588                         });
 589                 };
 590
 591                 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {
 592                         $.each(o.alsoResize, function (exp, c) { _alsoResize(exp, c); });
 593                 }else{
 594                         _alsoResize(o.alsoResize);
 595                 }
 596         },
 597
 598         stop: function (event, ui) {
 599                 $(this).removeData("resizable-alsoresize");
 600         }
 601 });
 602
 603 $.ui.plugin.add("resizable", "animate", {
 604
 605         stop: function(event, ui) {
 606                 var that = $(this).data("resizable"), o = that.options;
 607
 608                 var pr = that._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
 609                                         soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : that.sizeDiff.height,
 610                                                 soffsetw = ista ? 0 : that.sizeDiff.width;
 611
 612                 var style = { width: (that.size.width - soffsetw), height: (that.size.height - soffseth) },
 613                                         left = (parseInt(that.element.css('left'), 10) + (that.position.left - that.originalPosition.left)) || null,
 614                                                 top = (parseInt(that.element.css('top'), 10) + (that.position.top - that.originalPosition.top)) || null;
 615
 616                 that.element.animate(
 617                         $.extend(style, top && left ? { top: top, left: left } : {}), {
 618                                 duration: o.animateDuration,
 619                                 easing: o.animateEasing,
 620                                 step: function() {
 621
 622                                         var data = {
 623                                                 width: parseInt(that.element.css('width'), 10),
 624                                                 height: parseInt(that.element.css('height'), 10),
 625                                                 top: parseInt(that.element.css('top'), 10),
 626                                                 left: parseInt(that.element.css('left'), 10)
 627                                         };
 628
 629                                         if (pr && pr.length) $(pr[0]).css({ width: data.width, height: data.height });
 630
 631                                         // propagating resize, and updating values for each animation step
 632                                         that._updateCache(data);
 633                                         that._propagate("resize", event);
 634
 635                                 }
 636                         }
 637                 );
 638         }
 639
 640 });
 641
 642 $.ui.plugin.add("resizable", "containment", {
 643
 644         start: function(event, ui) {
 645                 var that = $(this).data("resizable"), o = that.options, el = that.element;
 646                 var oc = o.containment, ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc;
 647                 if (!ce) return;
 648
 649                 that.containerElement = $(ce);
 650
 651                 if (/document/.test(oc) || oc == document) {
 652                         that.containerOffset = { left: 0, top: 0 };
 653                         that.containerPosition = { left: 0, top: 0 };
 654
 655                         that.parentData = {
 656                                 element: $(document), left: 0, top: 0,
 657                                 width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight
 658                         };
 659                 }
 660
 661                 // i'm a node, so compute top, left, right, bottom
 662                 else {
 663                         var element = $(ce), p = [];
 664                         $([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); });
 665
 666                         that.containerOffset = element.offset();
 667                         that.containerPosition = element.position();
 668                         that.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) };
 669
 670                         var co = that.containerOffset, ch = that.containerSize.height,  cw = that.containerSize.width,
 671                                                 width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch);
 672
 673                         that.parentData = {
 674                                 element: ce, left: co.left, top: co.top, width: width, height: height
 675                         };
 676                 }
 677         },
 678
 679         resize: function(event, ui) {
 680                 var that = $(this).data("resizable"), o = that.options,
 681                                 ps = that.containerSize, co = that.containerOffset, cs = that.size, cp = that.position,
 682                                 pRatio = that._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = that.containerElement;
 683
 684                 if (ce[0] != document && (/static/).test(ce.css('position'))) cop = co;
 685
 686                 if (cp.left < (that._helper ? co.left : 0)) {
 687                         that.size.width = that.size.width + (that._helper ? (that.position.left - co.left) : (that.position.left - cop.left));
 688                         if (pRatio) that.size.height = that.size.width / that.aspectRatio;
 689                         that.position.left = o.helper ? co.left : 0;
 690                 }
 691
 692                 if (cp.top < (that._helper ? co.top : 0)) {
 693                         that.size.height = that.size.height + (that._helper ? (that.position.top - co.top) : that.position.top);
 694                         if (pRatio) that.size.width = that.size.height * that.aspectRatio;
 695                         that.position.top = that._helper ? co.top : 0;
 696                 }
 697
 698                 that.offset.left = that.parentData.left+that.position.left;
 699                 that.offset.top = that.parentData.top+that.position.top;
 700
 701                 var woset = Math.abs( (that._helper ? that.offset.left - cop.left : (that.offset.left - cop.left)) + that.sizeDiff.width ),
 702                                         hoset = Math.abs( (that._helper ? that.offset.top - cop.top : (that.offset.top - co.top)) + that.sizeDiff.height );
 703
 704                 var isParent = that.containerElement.get(0) == that.element.parent().get(0),
 705                         isOffsetRelative = /relative|absolute/.test(that.containerElement.css('position'));
 706
 707                 if(isParent && isOffsetRelative) woset -= that.parentData.left;
 708
 709                 if (woset + that.size.width >= that.parentData.width) {
 710                         that.size.width = that.parentData.width - woset;
 711                         if (pRatio) that.size.height = that.size.width / that.aspectRatio;
 712                 }
 713
 714                 if (hoset + that.size.height >= that.parentData.height) {
 715                         that.size.height = that.parentData.height - hoset;
 716                         if (pRatio) that.size.width = that.size.height * that.aspectRatio;
 717                 }
 718         },
 719
 720         stop: function(event, ui){
 721                 var that = $(this).data("resizable"), o = that.options, cp = that.position,
 722                                 co = that.containerOffset, cop = that.containerPosition, ce = that.containerElement;
 723
 724                 var helper = $(that.helper), ho = helper.offset(), w = helper.outerWidth() - that.sizeDiff.width, h = helper.outerHeight() - that.sizeDiff.height;
 725
 726                 if (that._helper && !o.animate && (/relative/).test(ce.css('position')))
 727                         $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });
 728
 729                 if (that._helper && !o.animate && (/static/).test(ce.css('position')))
 730                         $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });
 731
 732         }
 733 });
 734
 735 $.ui.plugin.add("resizable", "ghost", {
 736
 737         start: function(event, ui) {
 738
 739                 var that = $(this).data("resizable"), o = that.options, cs = that.size;
 740
 741                 that.ghost = that.originalElement.clone();
 742                 that.ghost
 743                         .css({ opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 })
 744                         .addClass('ui-resizable-ghost')
 745                         .addClass(typeof o.ghost == 'string' ? o.ghost : '');
 746
 747                 that.ghost.appendTo(that.helper);
 748
 749         },
 750
 751         resize: function(event, ui){
 752                 var that = $(this).data("resizable"), o = that.options;
 753                 if (that.ghost) that.ghost.css({ position: 'relative', height: that.size.height, width: that.size.width });
 754         },
 755
 756         stop: function(event, ui){
 757                 var that = $(this).data("resizable"), o = that.options;
 758                 if (that.ghost && that.helper) that.helper.get(0).removeChild(that.ghost.get(0));
 759         }
 760
 761 });
 762
 763 $.ui.plugin.add("resizable", "grid", {
 764
 765         resize: function(event, ui) {
 766                 var that = $(this).data("resizable"), o = that.options, cs = that.size, os = that.originalSize, op = that.originalPosition, a = that.axis, ratio = o._aspectRatio || event.shiftKey;
 767                 o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid;
 768                 var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1);
 769
 770                 if (/^(se|s|e)$/.test(a)) {
 771                         that.size.width = os.width + ox;
 772                         that.size.height = os.height + oy;
 773                 }
 774                 else if (/^(ne)$/.test(a)) {
 775                         that.size.width = os.width + ox;
 776                         that.size.height = os.height + oy;
 777                         that.position.top = op.top - oy;
 778                 }
 779                 else if (/^(sw)$/.test(a)) {
 780                         that.size.width = os.width + ox;
 781                         that.size.height = os.height + oy;
 782                         that.position.left = op.left - ox;
 783                 }
 784                 else {
 785                         that.size.width = os.width + ox;
 786                         that.size.height = os.height + oy;
 787                         that.position.top = op.top - oy;
 788                         that.position.left = op.left - ox;
 789                 }
 790         }
 791
 792 });
 793
 794 var num = function(v) {
 795         return parseInt(v, 10) || 0;
 796 };
 797
 798 var isNumber = function(value) {
 799         return !isNaN(parseInt(value, 10));
 800 };
 801
 802 })(jQuery);