jquery fx: Exposing the ticking function

[jquery.git] / src / fx.js

diff --git a/src/fx.js b/src/fx.js
index 45c2389..c5c0546 100644 (file)
--- a/src/fx.js
+++ b/src/fx.js
@@ -24,26 +24,26 @@ jQuery.fn.extend({
                } else {
                        for ( var i = 0, l = this.length; i < l; i++ ){
                                var old = jQuery.data(this[i], "olddisplay");
-                               
+
                                this[i].style.display = old || "";
-                               
+
                                if ( jQuery.css(this[i], "display") === "none" ) {
                                        var tagName = this[i].tagName, display;
-                                       
+
                                        if ( elemdisplay[ tagName ] ) {
                                                display = elemdisplay[ tagName ];
                                        } else {
                                                var elem = jQuery("<" + tagName + " />").appendTo("body");
-                                               
+
                                                display = elem.css("display");
                                                if ( display === "none" )
                                                        display = "block";
-                                               
+
                                                elem.remove();
-                                               
+
                                                elemdisplay[ tagName ] = display;
                                        }
-                                       
+
                                        jQuery.data(this[i], "olddisplay", display);
                                }
                        }
@@ -53,7 +53,7 @@ jQuery.fn.extend({
                        for ( var i = 0, l = this.length; i < l; i++ ){
                                this[i].style.display = jQuery.data(this[i], "olddisplay") || "";
                        }
-                       
+
                        return this;
                }
        },
@@ -103,11 +103,11 @@ jQuery.fn.extend({
                var optall = jQuery.speed(speed, easing, callback);
 
                return this[ optall.queue === false ? "each" : "queue" ](function(){
-               
+
                        var opt = jQuery.extend({}, optall), p,
                                hidden = this.nodeType == 1 && jQuery(this).is(":hidden"),
                                self = this;
-       
+
                        for ( p in prop ) {
                                if ( prop[p] == "hide" && hidden || prop[p] == "show" && !hidden )
                                        return opt.complete.call(this);
@@ -286,26 +286,14 @@ jQuery.fx.prototype = {
 
                t.elem = this.elem;
 
-               if ( t() && jQuery.timers.push(t) && !timerId ) {
-                       timerId = setInterval(function(){
-                               var timers = jQuery.timers;
-
-                               for ( var i = 0; i < timers.length; i++ )
-                                       if ( !timers[i]() )
-                                               timers.splice(i--, 1);
-
-                               if ( !timers.length ) {
-                                       clearInterval( timerId );
-                                       timerId = undefined;
-                               }
-                       }, 13);
-               }
+               if ( t() && jQuery.timers.push(t) && !timerId )
+                       timerId = setInterval(jQuery.fx.tick, 13);
        },
 
        // Simple 'show' function
        show: function(){
                // Remember where we started, so that we can go back to it later
-               this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
+               this.options.orig[this.prop] = jQuery.style( this.elem, this.prop );
                this.options.show = true;
 
                // Begin the animation
@@ -320,7 +308,7 @@ jQuery.fx.prototype = {
        // Simple 'hide' function
        hide: function(){
                // Remember where we started, so that we can go back to it later
-               this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
+               this.options.orig[this.prop] = jQuery.style( this.elem, this.prop );
                this.options.hide = true;
 
                // Begin the animation
@@ -361,8 +349,8 @@ jQuery.fx.prototype = {
                                // Reset the properties, if the item has been hidden or shown
                                if ( this.options.hide || this.options.show )
                                        for ( var p in this.options.curAnim )
-                                               jQuery.attr(this.elem.style, p, this.options.orig[p]);
-                                       
+                                               jQuery.style(this.elem, p, this.options.orig[p]);
+
                                // Execute the complete function
                                this.options.complete.call( this.elem );
                        }
@@ -386,16 +374,34 @@ jQuery.fx.prototype = {
 };
 
 jQuery.extend( jQuery.fx, {
+
+       tick:function(){
+               var timers = jQuery.timers;
+
+               for ( var i = 0; i < timers.length; i++ )
+                       if ( !timers[i]() )
+                               timers.splice(i--, 1);
+
+               if ( !timers.length )
+                       jQuery.fx.stop();
+       },
+               
+       stop:function(){
+               clearInterval( timerId );
+               timerId = null;
+       },
+       
        speeds:{
                slow: 600,
                fast: 200,
                // Default speed
                _default: 400
        },
+
        step: {
 
                opacity: function(fx){
-                       jQuery.attr(fx.elem.style, "opacity", fx.now);
+                       jQuery.style(fx.elem, "opacity", fx.now);
                },
 
                _default: function(fx){