Fixed animating to 0% (Bug #1586).

[jquery.git] / src / fx.js

diff --git a/src/fx.js b/src/fx.js
index c45edc1..a143df6 100644 (file)
--- a/src/fx.js
+++ b/src/fx.js
@@ -96,23 +96,23 @@ jQuery.fn.extend({
                                if ( /toggle|show|hide/.test(val) )
                                        e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( prop );
                                else {
-                                       var parts = val.toString().match(/^([+-]?)([\d.]+)(.*)$/),
+                                       var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
                                                start = e.cur(true) || 0;
 
                                        if ( parts ) {
-                                               end = parseFloat(parts[2]),
-                                               unit = parts[3] || "px";
+                                               var end = parseFloat(parts[2]),
+                                                       unit = parts[3] || "px";
 
                                                // We need to compute starting value
                                                if ( unit != "px" ) {
-                                                       self.style[ name ] = end + unit;
-                                                       start = (end / e.cur(true)) * start;
+                                                       self.style[ name ] = (end || 1) + unit;
+                                                       start = ((end || 1) / e.cur(true)) * start;
                                                        self.style[ name ] = start + unit;
                                                }
 
-                                               // If a +/- token was provided, we're doing a relative animation
+                                               // If a +=/-= token was provided, we're doing a relative animation
                                                if ( parts[1] )
-                                                       end = ((parts[1] == "-" ? -1 : 1) * end) + start;
+                                                       end = ((parts[1] == "-=" ? -1 : 1) * end) + start;
 
                                                e.custom( start, end, unit );
                                        } else
@@ -126,12 +126,12 @@ jQuery.fn.extend({
        },
        
        queue: function(type, fn){
-               if ( !fn ) {
+               if ( jQuery.isFunction(type) ) {
                        fn = type;
                        type = "fx";
                }
 
-               if ( !arguments.length )
+               if ( !type || (typeof type == "string" && !fn) )
                        return queue( this[0], type );
 
                return this.each(function(){
@@ -146,19 +146,6 @@ jQuery.fn.extend({
                });
        },
 
-       dequeue: function(type){
-               type = type || "fx";
-
-               return this.each(function(){
-                       var q = queue(this, type);
-
-                       q.shift();
-
-                       if ( q.length )
-                               q[0].apply( this );
-               });
-       },
-
        stop: function(){
                var timers = jQuery.timers;
 
@@ -171,18 +158,31 @@ jQuery.fn.extend({
 
 });
 
-function queue( elem, type, array ) {
+var queue = function( elem, type, array ) {
        if ( !elem )
                return;
 
-       var queue = jQuery.data( elem, type + "queue" );
+       var q = jQuery.data( elem, type + "queue" );
 
-       if ( !queue || array )
-               queue = jQuery.data( elem, type + "queue", 
+       if ( !q || array )
+               q = jQuery.data( elem, type + "queue", 
                        array ? jQuery.makeArray(array) : [] );
 
-       return queue;
-}
+       return q;
+};
+
+jQuery.fn.dequeue = function(type){
+       type = type || "fx";
+
+       return this.each(function(){
+               var q = queue(this, type);
+
+               q.shift();
+
+               if ( q.length )
+                       q[0].apply( this );
+       });
+};
 
 jQuery.extend({