add options allowTransform default true. when set false, set ghostEl …

…position by top and left

Sortable.js

@@ -224,7 +224,8 @@
  forceFallback: false,
  fallbackClass: 'sortable-fallback',
  fallbackOnBody: false,
- scrollContainer: null
+ scrollContainer: null,
+ allowTransform:true
  };
 
 
@@ -494,17 +495,24 @@
  this._appendGhost();
 
  var touch = evt.touches ? evt.touches[0] : evt,
+ originalTouchEvt = touchEvt || tapEvt,
  dx = touch.clientX - tapEvt.clientX,
  dy = touch.clientY - tapEvt.clientY,
  translate3d = evt.touches ? 'translate3d(' + dx + 'px,' + dy + 'px,0)' : 'translate(' + dx + 'px,' + dy + 'px)';
 
  moved = true;
  touchEvt = touch;
-
- _css(ghostEl, 'webkitTransform', translate3d);
- _css(ghostEl, 'mozTransform', translate3d);
- _css(ghostEl, 'msTransform', translate3d);
- _css(ghostEl, 'transform', translate3d);
+ if(opts.allowTransform){
+ _css(ghostEl, 'webkitTransform', translate3d);
+ _css(ghostEl, 'mozTransform', translate3d);
+ _css(ghostEl, 'msTransform', translate3d);
+ _css(ghostEl, 'transform', translate3d);
+ }else{
+ var top = parseInt(_css(ghostEl,"top"));
+ var left = parseInt(_css(ghostEl,"left"));
+ _css(ghostEl, 'top', top + touch.clientY - originalTouchEvt.clientY);
+ _css(ghostEl, 'left', left + touch.clientX - originalTouchEvt.clientX);
+ }
 
  evt.preventDefault();
  }