3 // overwrite the old show method
4 //_show: jQuery.fn.show,
7 * Show all matched elements using a graceful animation.
8 * The height, width, and opacity of each of the matched elements
9 * are changed dynamically according to the specified speed.
11 * @example $("p").show("slow");
15 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
16 * @cat Effects/Animations
20 * Show all matched elements using a graceful animation and firing a callback
21 * function after completion.
22 * The height, width, and opacity of each of the matched elements
23 * are changed dynamically according to the specified speed.
25 * @example $("p").show("slow",function(){
26 * alert("Animation Done.");
31 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
32 * @param Function callback A function to be executed whenever the animation completes.
33 * @cat Effects/Animations
35 show: function(speed,callback){
36 return speed ? this.animate({
37 height: "show", width: "show", opacity: "show"
38 }, speed, callback) : this._show();
41 // Overwrite the old hide method
42 //_hide: jQuery.fn.hide,
45 * Hide all matched elements using a graceful animation.
46 * The height, width, and opacity of each of the matched elements
47 * are changed dynamically according to the specified speed.
49 * @example $("p").hide("slow");
53 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
54 * @cat Effects/Animations
58 * Hide all matched elements using a graceful animation and firing a callback
59 * function after completion.
60 * The height, width, and opacity of each of the matched elements
61 * are changed dynamically according to the specified speed.
63 * @example $("p").hide("slow",function(){
64 * alert("Animation Done.");
69 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
70 * @param Function callback A function to be executed whenever the animation completes.
71 * @cat Effects/Animations
73 hide: function(speed,callback){
74 return speed ? this.animate({
75 height: "hide", width: "hide", opacity: "hide"
76 }, speed, callback) : this._hide();
80 * Reveal all matched elements by adjusting their height.
81 * Only the height is adjusted for this animation, causing all matched
82 * elements to be revealed in a "sliding" manner.
84 * @example $("p").slideDown("slow");
88 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
89 * @cat Effects/Animations
93 * Reveal all matched elements by adjusting their height and firing a callback
94 * function after completion.
95 * Only the height is adjusted for this animation, causing all matched
96 * elements to be revealed in a "sliding" manner.
98 * @example $("p").slideDown("slow",function(){
99 * alert("Animation Done.");
104 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
105 * @param Function callback A function to be executed whenever the animation completes.
106 * @cat Effects/Animations
108 slideDown: function(speed,callback){
109 return this.animate({height: "show"}, speed, callback);
113 * Hide all matched elements by adjusting their height.
114 * Only the height is adjusted for this animation, causing all matched
115 * elements to be hidden in a "sliding" manner.
117 * @example $("p").slideUp("slow");
121 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
122 * @cat Effects/Animations
126 * Hide all matched elements by adjusting their height and firing a callback
127 * function after completion.
128 * Only the height is adjusted for this animation, causing all matched
129 * elements to be hidden in a "sliding" manner.
131 * @example $("p").slideUp("slow",function(){
132 * alert("Animation Done.");
137 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
138 * @param Function callback A function to be executed whenever the animation completes.
139 * @cat Effects/Animations
141 slideUp: function(speed,callback){
142 return this.animate({height: "hide"}, speed, callback);
146 * Fade in all matched elements by adjusting their opacity.
147 * Only the opacity is adjusted for this animation, meaning that
148 * all of the matched elements should already have some form of height
149 * and width associated with them.
151 * @example $("p").fadeIn("slow");
155 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
156 * @cat Effects/Animations
160 * Fade in all matched elements by adjusting their opacity and firing a
161 * callback function after completion.
162 * Only the opacity is adjusted for this animation, meaning that
163 * all of the matched elements should already have some form of height
164 * and width associated with them.
166 * @example $("p").fadeIn("slow",function(){
167 * alert("Animation Done.");
172 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
173 * @param Function callback A function to be executed whenever the animation completes.
174 * @cat Effects/Animations
176 fadeIn: function(speed,callback){
177 return this.animate({opacity: "show"}, speed, callback);
181 * Fade out all matched elements by adjusting their opacity.
182 * Only the opacity is adjusted for this animation, meaning that
183 * all of the matched elements should already have some form of height
184 * and width associated with them.
186 * @example $("p").fadeOut("slow");
190 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
191 * @cat Effects/Animations
195 * Fade out all matched elements by adjusting their opacity and firing a
196 * callback function after completion.
197 * Only the opacity is adjusted for this animation, meaning that
198 * all of the matched elements should already have some form of height
199 * and width associated with them.
201 * @example $("p").fadeOut("slow",function(){
202 * alert("Animation Done.");
207 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
208 * @param Function callback A function to be executed whenever the animation completes.
209 * @cat Effects/Animations
211 fadeOut: function(speed,callback){
212 return this.animate({opacity: "hide"}, speed, callback);
216 * Fade the opacity of all matched elements to a specified opacity.
217 * Only the opacity is adjusted for this animation, meaning that
218 * all of the matched elements should already have some form of height
219 * and width associated with them.
221 * @example $("p").fadeTo("slow", 0.5);
225 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
226 * @param Number opacity The opacity to fade to (a number from 0 to 1).
227 * @cat Effects/Animations
231 * Fade the opacity of all matched elements to a specified opacity and
232 * firing a callback function after completion.
233 * Only the opacity is adjusted for this animation, meaning that
234 * all of the matched elements should already have some form of height
235 * and width associated with them.
237 * @example $("p").fadeTo("slow", 0.5, function(){
238 * alert("Animation Done.");
243 * @param Object speed A string representing one of the three predefined speeds ("slow", "normal", or "fast") or the number of milliseconds to run the animation (e.g. 1000).
244 * @param Number opacity The opacity to fade to (a number from 0 to 1).
245 * @param Function callback A function to be executed whenever the animation completes.
246 * @cat Effects/Animations
248 fadeTo: function(speed,to,callback){
249 return this.animate({opacity: to}, speed, callback);
255 animate: function(prop,speed,callback) {
256 return this.queue(function(){
258 for ( var p in prop ) {
259 var e = new jQuery.fx( this, jQuery.speed(speed,callback,i++), p );
260 if ( prop[p].constructor == Number )
261 e.custom( e.cur(), prop[p] );
263 e[ prop[p] ]( prop );
272 queue: function(type,fn){
278 return this.each(function(){
282 if ( !this.queue[type] )
283 this.queue[type] = [];
285 this.queue[type].push( fn );
287 if ( this.queue[type].length == 1 )
296 setAuto: function(e,p) {
297 if ( e.notAuto ) return;
299 if ( p == "height" && e.scrollHeight != parseInt(jQuery.curCSS(e,p)) ) return;
300 if ( p == "width" && e.scrollWidth != parseInt(jQuery.curCSS(e,p)) ) return;
302 // Remember the original height
305 // Figure out the size of the height right now
306 var o = jQuery.curCSS(e,p,1);
308 if ( p == "height" && e.scrollHeight != o ||
309 p == "width" && e.scrollWidth != o ) return;
311 // Set the height to auto
312 e.style[p] = e.currentStyle ? "" : "auto";
314 // See what the size of "auto" is
315 var n = jQuery.curCSS(e,p,1);
317 // Revert back to the original size
318 if ( o != n && n != "auto" ) {
324 speed: function(s,o,i) {
327 if ( o.constructor == Function )
330 var ss = { slow: 600, fast: 200 };
331 o.duration = (s && s.constructor == Number ? s : ss[s]) || 400;
334 o.oldComplete = o.complete;
335 o.complete = function(){
336 jQuery.dequeue(this, "fx");
337 if ( o.oldComplete && o.oldComplete.constructor == Function )
338 o.oldComplete.apply( this );
349 dequeue: function(elem,type){
352 if ( elem.queue && elem.queue[type] ) {
354 elem.queue[type].shift();
357 var f = elem.queue[type][0];
359 if ( f ) f.apply( elem );
364 * I originally wrote fx() as a clone of moo.fx and in the process
365 * of making it small in size the code became illegible to sane
366 * people. You've been warned.
369 fx: function( elem, options, prop ){
375 duration: options.duration || 400,
376 complete: options.complete
385 // Simple function for setting a style value
387 if ( prop == "opacity" ) {
388 if (z.now == 1) z.now = 0.9999;
389 if (window.ActiveXObject)
390 y.filter = "alpha(opacity=" + z.now*100 + ")";
394 // My hate for IE will never die
395 } else if ( parseInt(z.now) )
396 y[prop] = parseInt(z.now) + "px";
400 // Figure out the maximum number to run to
402 return parseFloat( jQuery.css(z.el,prop) );
405 // Get the current size
407 return parseFloat( jQuery.curCSS(z.el, prop) ) || z.max();
410 // Start an animation from one number to another
411 z.custom = function(from,to){
412 z.startTime = (new Date()).getTime();
416 z.timer = setInterval(function(){
421 // Simple 'show' function
422 z.show = function( p ){
423 if ( !z.el.orig ) z.el.orig = {};
425 // Remember where we started, so that we can go back to it later
426 z.el.orig[prop] = this.cur();
428 z.custom( 0, z.el.orig[prop] );
430 // Stupid IE, look what you made me do
431 if ( prop != "opacity" )
435 // Simple 'hide' function
437 if ( !z.el.orig ) z.el.orig = {};
439 // Remember where we started, so that we can go back to it later
440 z.el.orig[prop] = this.cur();
444 // Begin the animation
448 // IE has trouble with opacity if it does not have layout
449 if ( jQuery.browser.msie && !z.el.currentStyle.hasLayout )
452 // Remember the overflow of the element
453 if ( !z.el.oldOverlay )
454 z.el.oldOverflow = jQuery.css( z.el, "overflow" );
456 // Make sure that nothing sneaks out
457 //if ( z.el.oldOverlay == "visible" )
458 y.overflow = "hidden";
460 // Each step of an animation
461 z.step = function(firstNum, lastNum){
462 var t = (new Date()).getTime();
464 if (t > z.o.duration + z.startTime) {
466 clearInterval(z.timer);
472 // Hide the element if the "hide" operation was done
473 if ( z.o.hide ) y.display = 'none';
475 // Reset the overflow
476 y.overflow = z.el.oldOverflow;
478 // If a callback was provided, execute it
479 if( z.o.complete && z.o.complete.constructor == Function )
480 // Execute the complete function
481 z.o.complete.apply( z.el );
483 // Reset the property, if the item has been hidden
485 y[ prop ] = z.el.orig[ prop ].constructor == Number && prop != "opacity" ?
486 z.el.orig[prop] + "px" : z.el.orig[prop];
488 // set its height and/or width to auto
489 jQuery.setAuto( z.el, prop );
491 // Figure out where in the animation we are and set the number
492 var p = (t - this.startTime) / z.o.duration;
493 z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
495 // Perform the next step of the animation