Merge remote branch 'origin/master'

1 files changed, 82 insertions, 64 deletions

diff --git a/ui/jquery.effects.bounce.js b/ui/jquery.effects.bounce.js
index 8da0feb76..bb386a4f4 100644
--- a/ui/jquery.effects.bounce.js
+++ b/ui/jquery.effects.bounce.js
@@ -12,89 +12,107 @@
  */
 (function( $, undefined ) {
 
-var rshowhide = /show|hide/;
-
 $.effects.effect.bounce = function(o) {
 
-	return this.queue(function() {
-
-		// Create element
+	return this.queue( function( next ) {
 		var el = $( this ), 
-			props = [ 'position', 'top', 'bottom', 'left', 'right' ],
+			props = [ "position", "top", "bottom", "left", "right" ],
+
 			// defaults:
-			mode = $.effects.setMode( el, o.mode || 'effect' ),
-			direction = o.direction || 'up', 
-			distance = o.distance || 20,
-			times = o.times || 5, 
-			speed = (o.duration || 250),
+			mode = $.effects.setMode( el, o.mode || "effect" ),
+			hide = mode === "hide",
+			show = mode === "show",
+			direction = o.direction || "up", 
+			distance = o.distance,
+			times = o.times || 5,
+
+			// number of internal animations
+			anims = times * 2 + ( show || hide ? 1 : 0 ),
+			speed = o.duration / anims,
+			easing = o.easing,
+
 			// utility:
-			ref = ( direction == 'up' || direction == 'down' ) ? 'top' : 'left',
-			motion = ( direction == 'up' || direction == 'left' ), // true is positive
-			i, animation, animation1, animation2;
-		
+			ref = ( direction === "up" || direction === "down" ) ? "top" : "left",
+			motion = ( direction === "up" || direction === "left" ), 
+			i,
+			upAnim,
+			downAnim,
+
+			// we will need to re-assemble the queue to stack our animations in place
+			queue = el.queue(),
+			queuelen = queue.length;
+
 		// Avoid touching opacity to prevent clearType and PNG issues in IE	
-		if ( rshowhide.test( mode ) ) {
-			props.push( 'opacity' );
+		if ( show || hide ) {
+			props.push( "opacity" );
 		} 
 
 		$.effects.save( el, props ); 
 		el.show(); 
 		$.effects.createWrapper( el ); // Create Wrapper
 
+		// default distance for the BIGGEST bounce is the outer Distance / 3
 		if ( !distance ) {
-			distance = el[ ref == 'top' ? 'outerHeight' : 'outerWidth' ]({ margin:true }) / 3;
+			distance = el[ ref === "top" ? "outerHeight" : "outerWidth" ]() / 3;
 		}
-		if ( mode == 'show' ) el.css( 'opacity', 0 ).css( ref, motion ? -distance : distance ); // Shift
-		if ( mode == 'hide' ) distance = distance / (times * 2);
-		if ( mode != 'hide' ) times--;
-
-		// Animate
-		if ( mode == 'show' ) { 
-			animation = { 
-				opacity: 1 
-			};
-			animation[ ref ] = ( motion ? '+=' : '-=' ) + distance;
-			el.animate( animation, speed / 2, o.easing);
-			distance = distance / 2;
-			times--;
-		};
-
-		// Bounces
-		for (i = 0; i < times; i++) {
-			animation1 = {};
-			animation2 = {};
-			animation1[ ref ] = ( motion ? '-=' : '+=' ) + distance;
-			animation2[ ref ] = ( motion ? '+=' : '-=' ) + distance;
-			el.animate( animation1, speed / 2, o.easing ).animate( animation2, speed / 2, o.easing );
-			distance = ( mode == 'hide' ) ? distance * 2 : distance / 2;
+
+		if ( show ) {
+			downAnim = { opacity: 1 };
+			downAnim[ ref ] = 0;
+
+			// if we are showing, force opacity 0 and set the initial position
+			// then do the "first" animation
+			el.css( "opacity", 0 )
+				.css( ref, motion ? -distance*2 : distance*2 )
+				.animate( downAnim, speed, easing );
+		}
+
+		// start at the smallest distance if we are hiding
+		if ( hide ) {
+			distance = distance / Math.pow( 2, times - 1 );
 		}
 
-		// Last Bounce
-		if ( mode == 'hide' ) {
-			animation = {
-				opacity: 0
-			};
-			animation[ ref ] = ( motion ? '-=' : '+=' ) + distance;
-			el.animate( animation, speed / 2, o.easing, function(){
+		downAnim = {};
+		downAnim[ ref ] = 0;
+		// Bounces up/down/left/right then back to 0 -- times * 2 animations happen here
+		for ( i = 0; i < times; i++ ) {
+			upAnim = {};
+			upAnim[ ref ] = ( motion ? "-=" : "+=" ) + distance;
+
+			// add the finish callback to the last animation if we aren't hiding
+			el.animate( upAnim, speed, easing )
+				.animate( downAnim, speed, easing,
+					( ( i === times - 1 ) && !hide ) ? finish : undefined );
+
+			distance = hide ? distance * 2 : distance / 2;
+		}
+
+		// Last Bounce when Hiding
+		if ( hide ) {
+			upAnim = { opacity: 0 };
+			upAnim[ ref ] = ( motion ? "-=" : "+=" ) + distance;
+
+			el.animate( upAnim, speed, easing, function(){
 				el.hide();
-				$.effects.restore( el, props );
-				$.effects.removeWrapper( el );
-				$.isFunction( o.complete ) && o.complete.apply( this, arguments );
+				finish();
 			});
-		} else {
-			animation1 = {};
-			animation2 = {};
-			animation1[ ref ] = ( motion ? '-=' : '+=' ) + distance;
-			animation2[ ref ] = ( motion ? '+=' : '-=' ) + distance;
-			el
-				.animate( animation1, speed / 2, o.easing )
-				.animate( animation2, speed / 2, o.easing, function() {
-					$.effects.restore( el, props );
-					$.effects.removeWrapper( el );
-					$.isFunction( o.complete ) && o.complete.apply( this, arguments );
-				});
 		}
-		el.dequeue();
+
+		function finish() {
+			$.effects.restore( el, props );
+			$.effects.removeWrapper( el );
+			if ( o.complete ) {
+				o.complete.apply( el[ 0 ] );
+			}
+		}
+
+		// inject all the animations we just queued to be first in line (after "inprogress")
+		if ( queuelen > 1) {
+			queue.splice.apply( queue,
+				[ 1, 0 ].concat( queue.splice( queuelen, anims ) ) );
+		}
+		next();
+
 	});
 
 };