jQuery.fn.extend({
- // overwrite the old show method
- //_show: jQuery.fn.show,
-
/**
- * Show all matched elements using a graceful animation.
- * The height, width, and opacity of each of the matched elements
- * are changed dynamically according to the specified speed.
+ * Displays each of the set of matched elements if they are hidden.
*
- * @example $("p").show("slow");
+ * @example $("p").show()
+ * @before <p style="display: none">Hello</p>
+ * @result [ <p style="display: block">Hello</p> ]
*
* @name show
* @type jQuery
- * @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).
- * @cat Effects/Animations
+ * @cat Effects
*/
-
+
/**
- * Show all matched elements using a graceful animation and firing a callback
- * function after completion.
+ * Show all matched elements using a graceful animation and firing an
+ * optional callback after completion.
+ *
* The height, width, and opacity of each of the matched elements
* are changed dynamically according to the specified speed.
*
+ * @example $("p").show("slow");
+ *
* @example $("p").show("slow",function(){
* alert("Animation Done.");
* });
*
* @name show
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see hide(String|Number,Function)
*/
show: function(speed,callback){
- return speed ? this.animate({
- height: "show", width: "show", opacity: "show"
- }, speed, callback) : this._show();
+ var hidden = this.filter(":hidden");
+ return speed ?
+ hidden.animate({
+ height: "show", width: "show", opacity: "show"
+ }, speed, callback) :
+
+ hidden.each(function(){
+ this.style.display = this.oldblock ? this.oldblock : "";
+ if ( jQuery.css(this,"display") == "none" )
+ this.style.display = "block";
+ });
},
- // Overwrite the old hide method
- //_hide: jQuery.fn.hide,
-
/**
- * Hide all matched elements using a graceful animation.
- * The height, width, and opacity of each of the matched elements
- * are changed dynamically according to the specified speed.
+ * Hides each of the set of matched elements if they are shown.
*
- * @example $("p").hide("slow");
+ * @example $("p").hide()
+ * @before <p>Hello</p>
+ * @result [ <p style="display: none">Hello</p> ]
*
* @name hide
* @type jQuery
- * @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).
- * @cat Effects/Animations
+ * @cat Effects
*/
-
+
/**
- * Hide all matched elements using a graceful animation and firing a callback
- * function after completion.
+ * Hide all matched elements using a graceful animation and firing an
+ * optional callback after completion.
+ *
* The height, width, and opacity of each of the matched elements
* are changed dynamically according to the specified speed.
*
+ * @example $("p").hide("slow");
+ *
* @example $("p").hide("slow",function(){
* alert("Animation Done.");
* });
*
* @name hide
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see show(String|Number,Function)
*/
hide: function(speed,callback){
- return speed ? this.animate({
- height: "hide", width: "hide", opacity: "hide"
- }, speed, callback) : this._hide();
+ var visible = this.filter(":visible");
+ return speed ?
+ visible.animate({
+ height: "hide", width: "hide", opacity: "hide"
+ }, speed, callback) :
+
+ visible.each(function(){
+ this.oldblock = this.oldblock || jQuery.css(this,"display");
+ if ( this.oldblock == "none" )
+ this.oldblock = "block";
+ this.style.display = "none";
+ });
},
+
+ // Save the old toggle function
+ _toggle: jQuery.fn.toggle,
/**
- * Reveal all matched elements by adjusting their height.
- * Only the height is adjusted for this animation, causing all matched
- * elements to be revealed in a "sliding" manner.
+ * Toggles each of the set of matched elements. If they are shown,
+ * toggle makes them hidden. If they are hidden, toggle
+ * makes them shown.
*
- * @example $("p").slideDown("slow");
+ * @example $("p").toggle()
+ * @before <p>Hello</p><p style="display: none">Hello Again</p>
+ * @result [ <p style="display: none">Hello</p>, <p style="display: block">Hello Again</p> ]
*
- * @name slideDown
+ * @name toggle
* @type jQuery
- * @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).
- * @cat Effects/Animations
+ * @cat Effects
*/
-
+ toggle: function( fn, fn2 ){
+ var args = arguments;
+ return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ?
+ this._toggle( fn, fn2 ) :
+ this.each(function(){
+ jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ]
+ .apply( jQuery(this), args );
+ });
+ },
+
/**
- * Reveal all matched elements by adjusting their height and firing a callback
- * function after completion.
+ * Reveal all matched elements by adjusting their height and firing an
+ * optional callback after completion.
+ *
* Only the height is adjusted for this animation, causing all matched
* elements to be revealed in a "sliding" manner.
*
+ * @example $("p").slideDown("slow");
+ *
* @example $("p").slideDown("slow",function(){
* alert("Animation Done.");
* });
*
* @name slideDown
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number speed (optional) 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see slideUp(String|Number,Function)
+ * @see slideToggle(String|Number,Function)
*/
slideDown: function(speed,callback){
return this.animate({height: "show"}, speed, callback);
},
/**
- * Hide all matched elements by adjusting their height.
+ * Hide all matched elements by adjusting their height and firing an
+ * optional callback after completion.
+ *
* Only the height is adjusted for this animation, causing all matched
* elements to be hidden in a "sliding" manner.
*
* @example $("p").slideUp("slow");
*
+ * @example $("p").slideUp("slow",function(){
+ * alert("Animation Done.");
+ * });
+ *
* @name slideUp
* @type jQuery
- * @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).
- * @cat Effects/Animations
+ * @param String|Number speed (optional) 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see slideDown(String|Number,Function)
+ * @see slideToggle(String|Number,Function)
*/
-
+ slideUp: function(speed,callback){
+ return this.animate({height: "hide"}, speed, callback);
+ },
+
/**
- * Hide all matched elements by adjusting their height and firing a callback
- * function after completion.
+ * Toggle the visibility of all matched elements by adjusting their height and firing an
+ * optional callback after completion.
+ *
* Only the height is adjusted for this animation, causing all matched
* elements to be hidden in a "sliding" manner.
*
- * @example $("p").slideUp("slow",function(){
+ * @example $("p").slideToggle("slow");
+ *
+ * @example $("p").slideToggle("slow",function(){
* alert("Animation Done.");
* });
*
- * @name slideUp
+ * @name slideToggle
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number speed (optional) 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see slideDown(String|Number,Function)
+ * @see slideUp(String|Number,Function)
*/
- slideUp: function(speed,callback){
- return this.animate({height: "hide"}, speed, callback);
+ slideToggle: function(speed, callback){
+ return this.each(function(){
+ var state = jQuery(this).is(":hidden") ? "show" : "hide";
+ jQuery(this).animate({height: state}, speed, callback);
+ });
},
/**
- * Fade in all matched elements by adjusting their opacity.
+ * Fade in all matched elements by adjusting their opacity and firing an
+ * optional callback after completion.
+ *
* Only the opacity is adjusted for this animation, meaning that
* all of the matched elements should already have some form of height
* and width associated with them.
*
* @example $("p").fadeIn("slow");
*
- * @name fadeIn
- * @type jQuery
- * @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).
- * @cat Effects/Animations
- */
-
- /**
- * Fade in all matched elements by adjusting their opacity and firing a
- * callback function after completion.
- * Only the opacity is adjusted for this animation, meaning that
- * all of the matched elements should already have some form of height
- * and width associated with them.
- *
* @example $("p").fadeIn("slow",function(){
* alert("Animation Done.");
* });
*
* @name fadeIn
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number speed (optional) 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see fadeOut(String|Number,Function)
+ * @see fadeTo(String|Number,Number,Function)
*/
- fadeIn: function(speed,callback){
+ fadeIn: function(speed, callback){
return this.animate({opacity: "show"}, speed, callback);
},
/**
- * Fade out all matched elements by adjusting their opacity.
+ * Fade out all matched elements by adjusting their opacity and firing an
+ * optional callback after completion.
+ *
* Only the opacity is adjusted for this animation, meaning that
* all of the matched elements should already have some form of height
* and width associated with them.
*
* @example $("p").fadeOut("slow");
*
- * @name fadeOut
- * @type jQuery
- * @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).
- * @cat Effects/Animations
- */
-
- /**
- * Fade out all matched elements by adjusting their opacity and firing a
- * callback function after completion.
- * Only the opacity is adjusted for this animation, meaning that
- * all of the matched elements should already have some form of height
- * and width associated with them.
- *
* @example $("p").fadeOut("slow",function(){
* alert("Animation Done.");
* });
*
* @name fadeOut
* @type jQuery
- * @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).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param String|Number speed (optional) 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).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see fadeIn(String|Number,Function)
+ * @see fadeTo(String|Number,Number,Function)
*/
- fadeOut: function(speed,callback){
+ fadeOut: function(speed, callback){
return this.animate({opacity: "hide"}, speed, callback);
},
/**
- * Fade the opacity of all matched elements to a specified opacity.
+ * Fade the opacity of all matched elements to a specified opacity and firing an
+ * optional callback after completion.
+ *
* Only the opacity is adjusted for this animation, meaning that
* all of the matched elements should already have some form of height
* and width associated with them.
*
* @example $("p").fadeTo("slow", 0.5);
*
- * @name fadeTo
- * @type jQuery
- * @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).
- * @param Number opacity The opacity to fade to (a number from 0 to 1).
- * @cat Effects/Animations
- */
-
- /**
- * Fade the opacity of all matched elements to a specified opacity and
- * firing a callback function after completion.
- * Only the opacity is adjusted for this animation, meaning that
- * all of the matched elements should already have some form of height
- * and width associated with them.
- *
* @example $("p").fadeTo("slow", 0.5, function(){
* alert("Animation Done.");
* });
*
* @name fadeTo
* @type jQuery
- * @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).
+ * @param String|Number 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).
* @param Number opacity The opacity to fade to (a number from 0 to 1).
- * @param Function callback A function to be executed whenever the animation completes.
- * @cat Effects/Animations
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
+ * @see fadeIn(String|Number,Function)
+ * @see fadeOut(String|Number,Function)
*/
fadeTo: function(speed,to,callback){
return this.animate({opacity: to}, speed, callback);
},
/**
- * @private
+ * A function for making your own, custom, animations. The key aspect of
+ * this function is the object of style properties that will be animated,
+ * and to what end. Each key within the object represents a style property
+ * that will also be animated (for example: "height", "top", or "opacity").
+ *
+ * The value associated with the key represents to what end the property
+ * will be animated. If a number is provided as the value, then the style
+ * property will be transitioned from its current state to that new number.
+ * Oterwise if the string "hide", "show", or "toggle" is provided, a default
+ * animation will be constructed for that property.
+ *
+ * @example $("p").animate({
+ * height: 'toggle', opacity: 'toggle'
+ * }, "slow");
+ *
+ * @example $("p").animate({
+ * left: 50, opacity: 'show'
+ * }, 500);
+ *
+ * @example $("p").animate({
+ * opacity: 'show'
+ * }, "slow", "easein");
+ * @desc An example of using an 'easing' function to provide a different style of animation. This will only work if you have a plugin that provides this easing function (Only 'linear' is provided by default, with jQuery).
+ *
+ * @name animate
+ * @type jQuery
+ * @param Hash params A set of style attributes that you wish to animate, and to what end.
+ * @param String|Number speed (optional) 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).
+ * @param String easing (optional) The name of the easing effect that you want to use (Plugin Required).
+ * @param Function callback (optional) A function to be executed whenever the animation completes.
+ * @cat Effects
*/
- animate: function(prop,speed,callback) {
+ animate: function( prop, speed, easing, callback ) {
return this.queue(function(){
- var i = 0;
+
+ this.curAnim = jQuery.extend({}, prop);
+ var opt = jQuery.speed(speed, easing, callback);
+
for ( var p in prop ) {
- var e = new jQuery.fx( this, jQuery.speed(speed,callback,i++), p );
+ var e = new jQuery.fx( this, opt, p );
if ( prop[p].constructor == Number )
e.custom( e.cur(), prop[p] );
else
e[ prop[p] ]( prop );
}
+
});
},
});
jQuery.extend({
-
- setAuto: function(e,p) {
- if ( e.notAuto ) return;
-
- if ( p == "height" && e.scrollHeight != parseInt(jQuery.curCSS(e,p)) ) return;
- if ( p == "width" && e.scrollWidth != parseInt(jQuery.curCSS(e,p)) ) return;
-
- // Remember the original height
- var a = e.style[p];
-
- // Figure out the size of the height right now
- var o = jQuery.curCSS(e,p,1);
-
- if ( p == "height" && e.scrollHeight != o ||
- p == "width" && e.scrollWidth != o ) return;
-
- // Set the height to auto
- e.style[p] = e.currentStyle ? "" : "auto";
-
- // See what the size of "auto" is
- var n = jQuery.curCSS(e,p,1);
-
- // Revert back to the original size
- if ( o != n && n != "auto" ) {
- e.style[p] = a;
- e.notAuto = true;
- }
- },
- speed: function(s,o,i) {
- o = o || {};
-
- if ( o.constructor == Function )
- o = { complete: o };
-
- var ss = { slow: 600, fast: 200 };
- o.duration = (s && s.constructor == Number ? s : ss[s]) || 400;
+ speed: function(speed, easing, fn) {
+ var opt = speed && speed.constructor == Object ? speed : {
+ complete: fn || !fn && easing ||
+ jQuery.isFunction( speed ) && speed,
+ duration: speed,
+ easing: fn && easing || easing && easing.constructor != Function && easing
+ };
+
+ opt.duration = (opt.duration && opt.duration.constructor == Number ?
+ opt.duration :
+ { slow: 600, fast: 200 }[opt.duration]) || 400;
// Queueing
- o.oldComplete = o.complete;
- o.complete = function(){
+ opt.old = opt.complete;
+ opt.complete = function(){
jQuery.dequeue(this, "fx");
- if ( o.oldComplete && o.oldComplete.constructor == Function )
- o.oldComplete.apply( this );
+ if ( jQuery.isFunction( opt.old ) )
+ opt.old.apply( this );
};
-
- if ( i > 0 )
- o.complete = null;
- return o;
+ return opt;
},
+ easing: {},
+
queue: {},
dequeue: function(elem,type){
*/
fx: function( elem, options, prop ){
-
+
var z = this;
-
- // The users options
- z.o = {
- duration: options.duration || 400,
- complete: options.complete
- };
-
- // The element
- z.el = elem;
-
+
// The styles
- var y = z.el.style;
-
+ var y = elem.style;
+
+ // Store display property
+ var oldDisplay = jQuery.css(elem, "display");
+
+ // Set display property to block for animation
+ y.display = "block";
+
+ // Make sure that nothing sneaks out
+ y.overflow = "hidden";
+
// Simple function for setting a style value
z.a = function(){
- if ( prop == "opacity" ) {
- if (z.now == 1) z.now = 0.9999;
- if (window.ActiveXObject)
- y.filter = "alpha(opacity=" + z.now*100 + ")";
- else
- y.opacity = z.now;
+ if ( options.step )
+ options.step.apply( elem, [ z.now ] );
- // My hate for IE will never die
- } else if ( parseInt(z.now) )
+ if ( prop == "opacity" )
+ jQuery.attr(y, "opacity", z.now); // Let attr handle opacity
+ else if ( parseInt(z.now) ) // My hate for IE will never die
y[prop] = parseInt(z.now) + "px";
- y.display = "block";
};
-
+
// Figure out the maximum number to run to
z.max = function(){
- return parseFloat( jQuery.css(z.el,prop) );
+ return parseFloat( jQuery.css(elem,prop) );
};
-
+
// Get the current size
z.cur = function(){
- return parseFloat( jQuery.curCSS(z.el, prop) ) || z.max();
+ var r = parseFloat( jQuery.curCSS(elem, prop) );
+ return r && r > -10000 ? r : z.max();
};
-
+
// Start an animation from one number to another
z.custom = function(from,to){
z.startTime = (new Date()).getTime();
z.now = from;
z.a();
-
+
z.timer = setInterval(function(){
z.step(from, to);
}, 13);
};
-
+
// Simple 'show' function
- z.show = function( p ){
- if ( !z.el.orig ) z.el.orig = {};
+ z.show = function(){
+ if ( !elem.orig ) elem.orig = {};
// Remember where we started, so that we can go back to it later
- z.el.orig[prop] = this.cur();
+ elem.orig[prop] = this.cur();
+
+ options.show = true;
- z.custom( 0, z.el.orig[prop] );
+ // Begin the animation
+ z.custom(0, elem.orig[prop]);
// Stupid IE, look what you made me do
if ( prop != "opacity" )
y[prop] = "1px";
};
-
+
// Simple 'hide' function
z.hide = function(){
- if ( !z.el.orig ) z.el.orig = {};
+ if ( !elem.orig ) elem.orig = {};
// Remember where we started, so that we can go back to it later
- z.el.orig[prop] = this.cur();
+ elem.orig[prop] = this.cur();
- z.o.hide = true;
+ options.hide = true;
// Begin the animation
- z.custom(z.cur(),0);
+ z.custom(elem.orig[prop], 0);
};
-
- // IE has trouble with opacity if it does not have layout
- if ( jQuery.browser.msie && !z.el.currentStyle.hasLayout )
- y.zoom = "1";
-
- // Remember the overflow of the element
- if ( !z.el.oldOverlay )
- z.el.oldOverflow = jQuery.css( z.el, "overflow" );
-
- // Make sure that nothing sneaks out
- //if ( z.el.oldOverlay == "visible" )
- y.overflow = "hidden";
-
+
+ //Simple 'toggle' function
+ z.toggle = function() {
+ if ( !elem.orig ) elem.orig = {};
+
+ // Remember where we started, so that we can go back to it later
+ elem.orig[prop] = this.cur();
+
+ if(oldDisplay == "none") {
+ options.show = true;
+
+ // Stupid IE, look what you made me do
+ if ( prop != "opacity" )
+ y[prop] = "1px";
+
+ // Begin the animation
+ z.custom(0, elem.orig[prop]);
+ } else {
+ options.hide = true;
+
+ // Begin the animation
+ z.custom(elem.orig[prop], 0);
+ }
+ };
+
// Each step of an animation
z.step = function(firstNum, lastNum){
var t = (new Date()).getTime();
-
- if (t > z.o.duration + z.startTime) {
+
+ if (t > options.duration + z.startTime) {
// Stop the timer
clearInterval(z.timer);
z.timer = null;
z.now = lastNum;
z.a();
- // Hide the element if the "hide" operation was done
- if ( z.o.hide ) y.display = 'none';
-
- // Reset the overflow
- y.overflow = z.el.oldOverflow;
+ if (elem.curAnim) elem.curAnim[ prop ] = true;
- // If a callback was provided, execute it
- if( z.o.complete && z.o.complete.constructor == Function )
- // Execute the complete function
- z.o.complete.apply( z.el );
+ var done = true;
+ for ( var i in elem.curAnim )
+ if ( elem.curAnim[i] !== true )
+ done = false;
+
+ if ( done ) {
+ // Reset the overflow
+ y.overflow = "";
+
+ // Reset the display
+ y.display = oldDisplay;
+ if (jQuery.css(elem, "display") == "none")
+ y.display = "block";
- // Reset the property, if the item has been hidden
- if ( z.o.hide )
- y[ prop ] = z.el.orig[ prop ].constructor == Number && prop != "opacity" ?
- z.el.orig[prop] + "px" : z.el.orig[prop];
+ // Hide the element if the "hide" operation was done
+ if ( options.hide )
+ y.display = "none";
- // set its height and/or width to auto
- jQuery.setAuto( z.el, prop );
+ // Reset the properties, if the item has been hidden or shown
+ if ( options.hide || options.show )
+ for ( var p in elem.curAnim )
+ if (p == "opacity")
+ jQuery.attr(y, p, elem.orig[p]);
+ else
+ y[p] = "";
+ }
+
+ // If a callback was provided, execute it
+ if ( done && jQuery.isFunction( options.complete ) )
+ // Execute the complete function
+ options.complete.apply( elem );
} else {
+ var n = t - this.startTime;
// Figure out where in the animation we are and set the number
- var p = (t - this.startTime) / z.o.duration;
- z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
-
+ var p = n / options.duration;
+
+ // If the easing function exists, then use it
+ z.now = options.easing && jQuery.easing[options.easing] ?
+ jQuery.easing[options.easing](p, n, firstNum, (lastNum-firstNum), options.duration) :
+ // else use default linear easing
+ ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
+
// Perform the next step of the animation
z.a();
}
};
}
-
});