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TransformBehaviourBase.as
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TransformBehaviourBase.as
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package com.comtaste.pantaste.behaviours {
import com.comtaste.pantaste.components.DashProxy;
import com.comtaste.pantaste.components.skins.DashProxySkin;
import flash.display.DisplayObject;
import flash.events.IEventDispatcher;
import flash.geom.Point;
import mx.core.FlexGlobals;
import mx.core.IVisualElementContainer;
import mx.core.UIComponent;
import mx.managers.CursorManagerPriority;
import mx.managers.DragManager;
public class TransformBehaviourBase extends BehaviourBase {
//----------------------------------------------------------
//
// Constructor
//
//----------------------------------------------------------
public function TransformBehaviourBase(triggerEvent:String, target:UIComponent,
dispatcher:IEventDispatcher=null) {
offset = new Point();
super(triggerEvent, target, dispatcher);
}
//----------------------------------------------------------
//
// Public Properties
//
//----------------------------------------------------------
public var proxy:DashProxy;
public var proxyLayer:IVisualElementContainer =
IVisualElementContainer(FlexGlobals.topLevelApplication);
//----------------------------------------------------------
//
// Protected Properties
//
//----------------------------------------------------------
protected var cursor:Class;
protected var offset:Point;
//----------------------------------------------------------
//
// Protected Functions
//
//----------------------------------------------------------
protected function createProxy():void {
proxy = new DashProxy();
proxy.setStyle('skinClass', com.comtaste.pantaste.components.skins.DashProxySkin);
proxy.targetElement = target;
proxyLayer = IVisualElementContainer(target.parent);
}
protected function destroyProxy():void {
proxyLayer.removeElement(proxy);
}
protected function hideCursor():void {
return;
// Special case to prevent cursor mess with drag manager
if (DragManager.isDragging) {
return;
}
if (cursor) {
target.cursorManager.removeAllCursors();
}
}
override protected function initialize():void {
createProxy();
}
protected function showCursor():void {
return;
// Special case to prevent cursor mess with drag manager
if (DragManager.isDragging) {
return;
}
if (cursor) {
target.cursorManager.removeAllCursors();
target.cursorManager.setCursor(cursor, CursorManagerPriority.LOW, offset.x, offset.x);
}
}
protected function toCoordinateSpace(x:Number, y:Number, to:DisplayObject, from:DisplayObject = null):Point {
var point:Point = new Point(x, y);
// if from provided, get global coords from it,
// otherwise assume x, y are global coords
if (from) {
point = from.localToGlobal(point);
}
point = to.globalToLocal(point);
return point;
}
}
}