0445:  keyPress: function(event) {
0446:    if(event.keyCode!=Event.KEY_ESC) return;
0447:    this.finishDrag(event, false);
0448:    Event.stop(event);
0449:  },
0450:  

0451:  endDrag: function(event) {
0452:    if(!this.dragging) return;
0453:    this.stopScrolling();
0454:    this.finishDrag(event, true);
0455:    Event.stop(event);
0456:  },
0457:  

0458:  draw: function(point) {
0459:    var pos = Position.cumulativeOffset(this.element);
0460:    if(this.options.ghosting) {
0461:      var r   = Position.realOffset(this.element);
0462:      pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY;
0463:    }
0464:    
0465:    var d = this.currentDelta();
0466:    pos[0] -= d[0]; pos[1] -= d[1];
0467:    
0468:    if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) {
0469:      pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft;
0470:      pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop;
0471:    }
0472:    
0473:    var p = [0,1].map(function(i){ 
0474:      return (point[i]-pos[i]-this.offset[i]) 
0475:    }.bind(this));
0476:    
0477:    if(this.options.snap) {
0478:      if(Object.isFunction(this.options.snap)) {
0479:        p = this.options.snap(p[0],p[1],this);
0480:      } else {
0481:      if(Object.isArray(this.options.snap)) {
0482:        p = p.map( function(v, i) {
0483:          return (v/this.options.snap[i]).round()*this.options.snap[i] }.bind(this))
0484:      } else {
0485:        p = p.map( function(v) {
0486:          return (v/this.options.snap).round()*this.options.snap }.bind(this))
0487:      }
0488:    }}
0489:    
0490:    var style = this.element.style;
0491:    if((!this.options.constraint) || (this.options.constraint=='horizontal'))
0492:      style.left = p[0] + "px";
0493:    if((!this.options.constraint) || (this.options.constraint=='vertical'))
0494:      style.top  = p[1] + "px";
0495:    
0496:    if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering
0497:  },
0498:  

0499:  stopScrolling: function() {
0500:    if(this.scrollInterval) {
0501:      clearInterval(this.scrollInterval);
0502:      this.scrollInterval = null;
0503:      Draggables._lastScrollPointer = null;
0504:    }
0505:  },
0506: