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comparison war/scripts/jQuery/ui/jquery.ui.resizable.js @ 3:cf06b77a8bbd

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Committed branch of the e4D repos sti-gwt branch 16384. git-svn-id: http://dev.dariah.eu/svn/repos/eu.dariah.de/ap1/sti-gwt-dariah-geobrowser@36 f2b5be40-def6-11e0-8a09-b3c1cc336c6b
author StefanFunk <StefanFunk@f2b5be40-def6-11e0-8a09-b3c1cc336c6b>
date Tue, 17 Jul 2012 13:34:40 +0000
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2:2897af43ccc6 3:cf06b77a8bbd
1 /*
2 * jQuery UI Resizable 1.8.14
3 *
4 * Copyright 2011, 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/Resizables
9 *
10 * Depends:
11 * jquery.ui.core.js
12 * jquery.ui.mouse.js
13 * jquery.ui.widget.js
14 */
15 (function( $, undefined ) {
16
17 $.widget("ui.resizable", $.ui.mouse, {
18 widgetEventPrefix: "resize",
19 options: {
20 alsoResize: false,
21 animate: false,
22 animateDuration: "slow",
23 animateEasing: "swing",
24 aspectRatio: false,
25 autoHide: false,
26 containment: false,
27 ghost: false,
28 grid: false,
29 handles: "e,s,se",
30 helper: false,
31 maxHeight: null,
32 maxWidth: null,
33 minHeight: 10,
34 minWidth: 10,
35 zIndex: 1000
36 },
37 _create: function() {
38
39 var self = this, o = this.options;
40 this.element.addClass("ui-resizable");
41
42 $.extend(this, {
43 _aspectRatio: !!(o.aspectRatio),
44 aspectRatio: o.aspectRatio,
45 originalElement: this.element,
46 _proportionallyResizeElements: [],
47 _helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null
48 });
49
50 //Wrap the element if it cannot hold child nodes
51 if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) {
52
53 //Opera fix for relative positioning
54 if (/relative/.test(this.element.css('position')) && $.browser.opera)
55 this.element.css({ position: 'relative', top: 'auto', left: 'auto' });
56
57 //Create a wrapper element and set the wrapper to the new current internal element
58 this.element.wrap(
59 $('<div class="ui-wrapper" style="overflow: hidden;"></div>').css({
60 position: this.element.css('position'),
61 width: this.element.outerWidth(),
62 height: this.element.outerHeight(),
63 top: this.element.css('top'),
64 left: this.element.css('left')
65 })
66 );
67
68 //Overwrite the original this.element
69 this.element = this.element.parent().data(
70 "resizable", this.element.data('resizable')
71 );
72
73 this.elementIsWrapper = true;
74
75 //Move margins to the wrapper
76 this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") });
77 this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0});
78
79 //Prevent Safari textarea resize
80 this.originalResizeStyle = this.originalElement.css('resize');
81 this.originalElement.css('resize', 'none');
82
83 //Push the actual element to our proportionallyResize internal array
84 this._proportionallyResizeElements.push(this.originalElement.css({ position: 'static', zoom: 1, display: 'block' }));
85
86 // avoid IE jump (hard set the margin)
87 this.originalElement.css({ margin: this.originalElement.css('margin') });
88
89 // fix handlers offset
90 this._proportionallyResize();
91
92 }
93
94 this.handles = o.handles || (!$('.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' });
95 if(this.handles.constructor == String) {
96
97 if(this.handles == 'all') this.handles = 'n,e,s,w,se,sw,ne,nw';
98 var n = this.handles.split(","); this.handles = {};
99
100 for(var i = 0; i < n.length; i++) {
101
102 var handle = $.trim(n[i]), hname = 'ui-resizable-'+handle;
103 var axis = $('<div class="ui-resizable-handle ' + hname + '"></div>');
104
105 // increase zIndex of sw, se, ne, nw axis
106 //TODO : this modifies original option
107 if(/sw|se|ne|nw/.test(handle)) axis.css({ zIndex: ++o.zIndex });
108
109 //TODO : What's going on here?
110 if ('se' == handle) {
111 axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se');
112 };
113
114 //Insert into internal handles object and append to element
115 this.handles[handle] = '.ui-resizable-'+handle;
116 this.element.append(axis);
117 }
118
119 }
120
121 this._renderAxis = function(target) {
122
123 target = target || this.element;
124
125 for(var i in this.handles) {
126
127 if(this.handles[i].constructor == String)
128 this.handles[i] = $(this.handles[i], this.element).show();
129
130 //Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls)
131 if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) {
132
133 var axis = $(this.handles[i], this.element), padWrapper = 0;
134
135 //Checking the correct pad and border
136 padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth();
137
138 //The padding type i have to apply...
139 var padPos = [ 'padding',
140 /ne|nw|n/.test(i) ? 'Top' :
141 /se|sw|s/.test(i) ? 'Bottom' :
142 /^e$/.test(i) ? 'Right' : 'Left' ].join("");
143
144 target.css(padPos, padWrapper);
145
146 this._proportionallyResize();
147
148 }
149
150 //TODO: What's that good for? There's not anything to be executed left
151 if(!$(this.handles[i]).length)
152 continue;
153
154 }
155 };
156
157 //TODO: make renderAxis a prototype function
158 this._renderAxis(this.element);
159
160 this._handles = $('.ui-resizable-handle', this.element)
161 .disableSelection();
162
163 //Matching axis name
164 this._handles.mouseover(function() {
165 if (!self.resizing) {
166 if (this.className)
167 var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);
168 //Axis, default = se
169 self.axis = axis && axis[1] ? axis[1] : 'se';
170 }
171 });
172
173 //If we want to auto hide the elements
174 if (o.autoHide) {
175 this._handles.hide();
176 $(this.element)
177 .addClass("ui-resizable-autohide")
178 .hover(function() {
179 if (o.disabled) return;
180 $(this).removeClass("ui-resizable-autohide");
181 self._handles.show();
182 },
183 function(){
184 if (o.disabled) return;
185 if (!self.resizing) {
186 $(this).addClass("ui-resizable-autohide");
187 self._handles.hide();
188 }
189 });
190 }
191
192 //Initialize the mouse interaction
193 this._mouseInit();
194
195 },
196
197 destroy: function() {
198
199 this._mouseDestroy();
200
201 var _destroy = function(exp) {
202 $(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing")
203 .removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove();
204 };
205
206 //TODO: Unwrap at same DOM position
207 if (this.elementIsWrapper) {
208 _destroy(this.element);
209 var wrapper = this.element;
210 wrapper.after(
211 this.originalElement.css({
212 position: wrapper.css('position'),
213 width: wrapper.outerWidth(),
214 height: wrapper.outerHeight(),
215 top: wrapper.css('top'),
216 left: wrapper.css('left')
217 })
218 ).remove();
219 }
220
221 this.originalElement.css('resize', this.originalResizeStyle);
222 _destroy(this.originalElement);
223
224 return this;
225 },
226
227 _mouseCapture: function(event) {
228 var handle = false;
229 for (var i in this.handles) {
230 if ($(this.handles[i])[0] == event.target) {
231 handle = true;
232 }
233 }
234
235 return !this.options.disabled && handle;
236 },
237
238 _mouseStart: function(event) {
239
240 var o = this.options, iniPos = this.element.position(), el = this.element;
241
242 this.resizing = true;
243 this.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() };
244
245 // bugfix for http://dev.jquery.com/ticket/1749
246 if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) {
247 el.css({ position: 'absolute', top: iniPos.top, left: iniPos.left });
248 }
249
250 //Opera fixing relative position
251 if ($.browser.opera && (/relative/).test(el.css('position')))
252 el.css({ position: 'relative', top: 'auto', left: 'auto' });
253
254 this._renderProxy();
255
256 var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top'));
257
258 if (o.containment) {
259 curleft += $(o.containment).scrollLeft() || 0;
260 curtop += $(o.containment).scrollTop() || 0;
261 }
262
263 //Store needed variables
264 this.offset = this.helper.offset();
265 this.position = { left: curleft, top: curtop };
266 this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
267 this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };
268 this.originalPosition = { left: curleft, top: curtop };
269 this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() };
270 this.originalMousePosition = { left: event.pageX, top: event.pageY };
271
272 //Aspect Ratio
273 this.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1);
274
275 var cursor = $('.ui-resizable-' + this.axis).css('cursor');
276 $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor);
277
278 el.addClass("ui-resizable-resizing");
279 this._propagate("start", event);
280 return true;
281 },
282
283 _mouseDrag: function(event) {
284
285 //Increase performance, avoid regex
286 var el = this.helper, o = this.options, props = {},
287 self = this, smp = this.originalMousePosition, a = this.axis;
288
289 var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0;
290 var trigger = this._change[a];
291 if (!trigger) return false;
292
293 // Calculate the attrs that will be change
294 var data = trigger.apply(this, [event, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff;
295
296 // Put this in the mouseDrag handler since the user can start pressing shift while resizing
297 this._updateVirtualBoundaries(event.shiftKey);
298 if (this._aspectRatio || event.shiftKey)
299 data = this._updateRatio(data, event);
300
301 data = this._respectSize(data, event);
302
303 // plugins callbacks need to be called first
304 this._propagate("resize", event);
305
306 el.css({
307 top: this.position.top + "px", left: this.position.left + "px",
308 width: this.size.width + "px", height: this.size.height + "px"
309 });
310
311 if (!this._helper && this._proportionallyResizeElements.length)
312 this._proportionallyResize();
313
314 this._updateCache(data);
315
316 // calling the user callback at the end
317 this._trigger('resize', event, this.ui());
318
319 return false;
320 },
321
322 _mouseStop: function(event) {
323
324 this.resizing = false;
325 var o = this.options, self = this;
326
327 if(this._helper) {
328 var pr = this._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
329 soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
330 soffsetw = ista ? 0 : self.sizeDiff.width;
331
332 var s = { width: (self.helper.width() - soffsetw), height: (self.helper.height() - soffseth) },
333 left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
334 top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;
335
336 if (!o.animate)
337 this.element.css($.extend(s, { top: top, left: left }));
338
339 self.helper.height(self.size.height);
340 self.helper.width(self.size.width);
341
342 if (this._helper && !o.animate) this._proportionallyResize();
343 }
344
345 $('body').css('cursor', 'auto');
346
347 this.element.removeClass("ui-resizable-resizing");
348
349 this._propagate("stop", event);
350
351 if (this._helper) this.helper.remove();
352 return false;
353
354 },
355
356 _updateVirtualBoundaries: function(forceAspectRatio) {
357 var o = this.options, pMinWidth, pMaxWidth, pMinHeight, pMaxHeight, b;
358
359 b = {
360 minWidth: isNumber(o.minWidth) ? o.minWidth : 0,
361 maxWidth: isNumber(o.maxWidth) ? o.maxWidth : Infinity,
362 minHeight: isNumber(o.minHeight) ? o.minHeight : 0,
363 maxHeight: isNumber(o.maxHeight) ? o.maxHeight : Infinity
364 };
365
366 if(this._aspectRatio || forceAspectRatio) {
367 // We want to create an enclosing box whose aspect ration is the requested one
368 // First, compute the "projected" size for each dimension based on the aspect ratio and other dimension
369 pMinWidth = b.minHeight * this.aspectRatio;
370 pMinHeight = b.minWidth / this.aspectRatio;
371 pMaxWidth = b.maxHeight * this.aspectRatio;
372 pMaxHeight = b.maxWidth / this.aspectRatio;
373
374 if(pMinWidth > b.minWidth) b.minWidth = pMinWidth;
375 if(pMinHeight > b.minHeight) b.minHeight = pMinHeight;
376 if(pMaxWidth < b.maxWidth) b.maxWidth = pMaxWidth;
377 if(pMaxHeight < b.maxHeight) b.maxHeight = pMaxHeight;
378 }
379 this._vBoundaries = b;
380 },
381
382 _updateCache: function(data) {
383 var o = this.options;
384 this.offset = this.helper.offset();
385 if (isNumber(data.left)) this.position.left = data.left;
386 if (isNumber(data.top)) this.position.top = data.top;
387 if (isNumber(data.height)) this.size.height = data.height;
388 if (isNumber(data.width)) this.size.width = data.width;
389 },
390
391 _updateRatio: function(data, event) {
392
393 var o = this.options, cpos = this.position, csize = this.size, a = this.axis;
394
395 if (isNumber(data.height)) data.width = (data.height * this.aspectRatio);
396 else if (isNumber(data.width)) data.height = (data.width / this.aspectRatio);
397
398 if (a == 'sw') {
399 data.left = cpos.left + (csize.width - data.width);
400 data.top = null;
401 }
402 if (a == 'nw') {
403 data.top = cpos.top + (csize.height - data.height);
404 data.left = cpos.left + (csize.width - data.width);
405 }
406
407 return data;
408 },
409
410 _respectSize: function(data, event) {
411
412 var el = this.helper, o = this._vBoundaries, pRatio = this._aspectRatio || event.shiftKey, a = this.axis,
413 ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height),
414 isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height);
415
416 if (isminw) data.width = o.minWidth;
417 if (isminh) data.height = o.minHeight;
418 if (ismaxw) data.width = o.maxWidth;
419 if (ismaxh) data.height = o.maxHeight;
420
421 var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height;
422 var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);
423
424 if (isminw && cw) data.left = dw - o.minWidth;
425 if (ismaxw && cw) data.left = dw - o.maxWidth;
426 if (isminh && ch) data.top = dh - o.minHeight;
427 if (ismaxh && ch) data.top = dh - o.maxHeight;
428
429 // fixing jump error on top/left - bug #2330
430 var isNotwh = !data.width && !data.height;
431 if (isNotwh && !data.left && data.top) data.top = null;
432 else if (isNotwh && !data.top && data.left) data.left = null;
433
434 return data;
435 },
436
437 _proportionallyResize: function() {
438
439 var o = this.options;
440 if (!this._proportionallyResizeElements.length) return;
441 var element = this.helper || this.element;
442
443 for (var i=0; i < this._proportionallyResizeElements.length; i++) {
444
445 var prel = this._proportionallyResizeElements[i];
446
447 if (!this.borderDif) {
448 var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')],
449 p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')];
450
451 this.borderDif = $.map(b, function(v, i) {
452 var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0;
453 return border + padding;
454 });
455 }
456
457 if ($.browser.msie && !(!($(element).is(':hidden') || $(element).parents(':hidden').length)))
458 continue;
459
460 prel.css({
461 height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0,
462 width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0
463 });
464
465 };
466
467 },
468
469 _renderProxy: function() {
470
471 var el = this.element, o = this.options;
472 this.elementOffset = el.offset();
473
474 if(this._helper) {
475
476 this.helper = this.helper || $('<div style="overflow:hidden;"></div>');
477
478 // fix ie6 offset TODO: This seems broken
479 var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0),
480 pxyoffset = ( ie6 ? 2 : -1 );
481
482 this.helper.addClass(this._helper).css({
483 width: this.element.outerWidth() + pxyoffset,
484 height: this.element.outerHeight() + pxyoffset,
485 position: 'absolute',
486 left: this.elementOffset.left - ie6offset +'px',
487 top: this.elementOffset.top - ie6offset +'px',
488 zIndex: ++o.zIndex //TODO: Don't modify option
489 });
490
491 this.helper
492 .appendTo("body")
493 .disableSelection();
494
495 } else {
496 this.helper = this.element;
497 }
498
499 },
500
501 _change: {
502 e: function(event, dx, dy) {
503 return { width: this.originalSize.width + dx };
504 },
505 w: function(event, dx, dy) {
506 var o = this.options, cs = this.originalSize, sp = this.originalPosition;
507 return { left: sp.left + dx, width: cs.width - dx };
508 },
509 n: function(event, dx, dy) {
510 var o = this.options, cs = this.originalSize, sp = this.originalPosition;
511 return { top: sp.top + dy, height: cs.height - dy };
512 },
513 s: function(event, dx, dy) {
514 return { height: this.originalSize.height + dy };
515 },
516 se: function(event, dx, dy) {
517 return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
518 },
519 sw: function(event, dx, dy) {
520 return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
521 },
522 ne: function(event, dx, dy) {
523 return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));
524 },
525 nw: function(event, dx, dy) {
526 return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));
527 }
528 },
529
530 _propagate: function(n, event) {
531 $.ui.plugin.call(this, n, [event, this.ui()]);
532 (n != "resize" && this._trigger(n, event, this.ui()));
533 },
534
535 plugins: {},
536
537 ui: function() {
538 return {
539 originalElement: this.originalElement,
540 element: this.element,
541 helper: this.helper,
542 position: this.position,
543 size: this.size,
544 originalSize: this.originalSize,
545 originalPosition: this.originalPosition
546 };
547 }
548
549 });
550
551 $.extend($.ui.resizable, {
552 version: "1.8.14"
553 });
554
555 /*
556 * Resizable Extensions
557 */
558
559 $.ui.plugin.add("resizable", "alsoResize", {
560
561 start: function (event, ui) {
562 var self = $(this).data("resizable"), o = self.options;
563
564 var _store = function (exp) {
565 $(exp).each(function() {
566 var el = $(this);
567 el.data("resizable-alsoresize", {
568 width: parseInt(el.width(), 10), height: parseInt(el.height(), 10),
569 left: parseInt(el.css('left'), 10), top: parseInt(el.css('top'), 10),
570 position: el.css('position') // to reset Opera on stop()
571 });
572 });
573 };
574
575 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) {
576 if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); }
577 else { $.each(o.alsoResize, function (exp) { _store(exp); }); }
578 }else{
579 _store(o.alsoResize);
580 }
581 },
582
583 resize: function (event, ui) {
584 var self = $(this).data("resizable"), o = self.options, os = self.originalSize, op = self.originalPosition;
585
586 var delta = {
587 height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0,
588 top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0
589 },
590
591 _alsoResize = function (exp, c) {
592 $(exp).each(function() {
593 var el = $(this), start = $(this).data("resizable-alsoresize"), style = {},
594 css = c && c.length ? c : el.parents(ui.originalElement[0]).length ? ['width', 'height'] : ['width', 'height', 'top', 'left'];
595
596 $.each(css, function (i, prop) {
597 var sum = (start[prop]||0) + (delta[prop]||0);
598 if (sum && sum >= 0)
599 style[prop] = sum || null;
600 });
601
602 // Opera fixing relative position
603 if ($.browser.opera && /relative/.test(el.css('position'))) {
604 self._revertToRelativePosition = true;
605 el.css({ position: 'absolute', top: 'auto', left: 'auto' });
606 }
607
608 el.css(style);
609 });
610 };
611
612 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {
613 $.each(o.alsoResize, function (exp, c) { _alsoResize(exp, c); });
614 }else{
615 _alsoResize(o.alsoResize);
616 }
617 },
618
619 stop: function (event, ui) {
620 var self = $(this).data("resizable"), o = self.options;
621
622 var _reset = function (exp) {
623 $(exp).each(function() {
624 var el = $(this);
625 // reset position for Opera - no need to verify it was changed
626 el.css({ position: el.data("resizable-alsoresize").position });
627 });
628 };
629
630 if (self._revertToRelativePosition) {
631 self._revertToRelativePosition = false;
632 if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {
633 $.each(o.alsoResize, function (exp) { _reset(exp); });
634 }else{
635 _reset(o.alsoResize);
636 }
637 }
638
639 $(this).removeData("resizable-alsoresize");
640 }
641 });
642
643 $.ui.plugin.add("resizable", "animate", {
644
645 stop: function(event, ui) {
646 var self = $(this).data("resizable"), o = self.options;
647
648 var pr = self._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),
649 soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,
650 soffsetw = ista ? 0 : self.sizeDiff.width;
651
652 var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },
653 left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,
654 top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;
655
656 self.element.animate(
657 $.extend(style, top && left ? { top: top, left: left } : {}), {
658 duration: o.animateDuration,
659 easing: o.animateEasing,
660 step: function() {
661
662 var data = {
663 width: parseInt(self.element.css('width'), 10),
664 height: parseInt(self.element.css('height'), 10),
665 top: parseInt(self.element.css('top'), 10),
666 left: parseInt(self.element.css('left'), 10)
667 };
668
669 if (pr && pr.length) $(pr[0]).css({ width: data.width, height: data.height });
670
671 // propagating resize, and updating values for each animation step
672 self._updateCache(data);
673 self._propagate("resize", event);
674
675 }
676 }
677 );
678 }
679
680 });
681
682 $.ui.plugin.add("resizable", "containment", {
683
684 start: function(event, ui) {
685 var self = $(this).data("resizable"), o = self.options, el = self.element;
686 var oc = o.containment, ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc;
687 if (!ce) return;
688
689 self.containerElement = $(ce);
690
691 if (/document/.test(oc) || oc == document) {
692 self.containerOffset = { left: 0, top: 0 };
693 self.containerPosition = { left: 0, top: 0 };
694
695 self.parentData = {
696 element: $(document), left: 0, top: 0,
697 width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight
698 };
699 }
700
701 // i'm a node, so compute top, left, right, bottom
702 else {
703 var element = $(ce), p = [];
704 $([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); });
705
706 self.containerOffset = element.offset();
707 self.containerPosition = element.position();
708 self.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) };
709
710 var co = self.containerOffset, ch = self.containerSize.height, cw = self.containerSize.width,
711 width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch);
712
713 self.parentData = {
714 element: ce, left: co.left, top: co.top, width: width, height: height
715 };
716 }
717 },
718
719 resize: function(event, ui) {
720 var self = $(this).data("resizable"), o = self.options,
721 ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position,
722 pRatio = self._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement;
723
724 if (ce[0] != document && (/static/).test(ce.css('position'))) cop = co;
725
726 if (cp.left < (self._helper ? co.left : 0)) {
727 self.size.width = self.size.width + (self._helper ? (self.position.left - co.left) : (self.position.left - cop.left));
728 if (pRatio) self.size.height = self.size.width / o.aspectRatio;
729 self.position.left = o.helper ? co.left : 0;
730 }
731
732 if (cp.top < (self._helper ? co.top : 0)) {
733 self.size.height = self.size.height + (self._helper ? (self.position.top - co.top) : self.position.top);
734 if (pRatio) self.size.width = self.size.height * o.aspectRatio;
735 self.position.top = self._helper ? co.top : 0;
736 }
737
738 self.offset.left = self.parentData.left+self.position.left;
739 self.offset.top = self.parentData.top+self.position.top;
740
741 var woset = Math.abs( (self._helper ? self.offset.left - cop.left : (self.offset.left - cop.left)) + self.sizeDiff.width ),
742 hoset = Math.abs( (self._helper ? self.offset.top - cop.top : (self.offset.top - co.top)) + self.sizeDiff.height );
743
744 var isParent = self.containerElement.get(0) == self.element.parent().get(0),
745 isOffsetRelative = /relative|absolute/.test(self.containerElement.css('position'));
746
747 if(isParent && isOffsetRelative) woset -= self.parentData.left;
748
749 if (woset + self.size.width >= self.parentData.width) {
750 self.size.width = self.parentData.width - woset;
751 if (pRatio) self.size.height = self.size.width / self.aspectRatio;
752 }
753
754 if (hoset + self.size.height >= self.parentData.height) {
755 self.size.height = self.parentData.height - hoset;
756 if (pRatio) self.size.width = self.size.height * self.aspectRatio;
757 }
758 },
759
760 stop: function(event, ui){
761 var self = $(this).data("resizable"), o = self.options, cp = self.position,
762 co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement;
763
764 var helper = $(self.helper), ho = helper.offset(), w = helper.outerWidth() - self.sizeDiff.width, h = helper.outerHeight() - self.sizeDiff.height;
765
766 if (self._helper && !o.animate && (/relative/).test(ce.css('position')))
767 $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });
768
769 if (self._helper && !o.animate && (/static/).test(ce.css('position')))
770 $(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });
771
772 }
773 });
774
775 $.ui.plugin.add("resizable", "ghost", {
776
777 start: function(event, ui) {
778
779 var self = $(this).data("resizable"), o = self.options, cs = self.size;
780
781 self.ghost = self.originalElement.clone();
782 self.ghost
783 .css({ opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 })
784 .addClass('ui-resizable-ghost')
785 .addClass(typeof o.ghost == 'string' ? o.ghost : '');
786
787 self.ghost.appendTo(self.helper);
788
789 },
790
791 resize: function(event, ui){
792 var self = $(this).data("resizable"), o = self.options;
793 if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width });
794 },
795
796 stop: function(event, ui){
797 var self = $(this).data("resizable"), o = self.options;
798 if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0));
799 }
800
801 });
802
803 $.ui.plugin.add("resizable", "grid", {
804
805 resize: function(event, ui) {
806 var self = $(this).data("resizable"), o = self.options, cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || event.shiftKey;
807 o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid;
808 var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1);
809
810 if (/^(se|s|e)$/.test(a)) {
811 self.size.width = os.width + ox;
812 self.size.height = os.height + oy;
813 }
814 else if (/^(ne)$/.test(a)) {
815 self.size.width = os.width + ox;
816 self.size.height = os.height + oy;
817 self.position.top = op.top - oy;
818 }
819 else if (/^(sw)$/.test(a)) {
820 self.size.width = os.width + ox;
821 self.size.height = os.height + oy;
822 self.position.left = op.left - ox;
823 }
824 else {
825 self.size.width = os.width + ox;
826 self.size.height = os.height + oy;
827 self.position.top = op.top - oy;
828 self.position.left = op.left - ox;
829 }
830 }
831
832 });
833
834 var num = function(v) {
835 return parseInt(v, 10) || 0;
836 };
837
838 var isNumber = function(value) {
839 return !isNaN(parseInt(value, 10));
840 };
841
842 })(jQuery);