mustella/tests/mx/effects/MaskEffect/SWFs/MaskEffect_Main.mxml

<?xml version="1.0" encoding="utf-8"?>
<!--

  Licensed to the Apache Software Foundation (ASF) under one or more
  contributor license agreements.  See the NOTICE file distributed with
  this work for additional information regarding copyright ownership.
  The ASF licenses this file to You under the Apache License, Version 2.0
  (the "License"); you may not use this file except in compliance with
  the License.  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

-->
<mx:Application height="500" width="500"
    xmlns:mx="http://www.adobe.com/2006/mxml"
    xmlns:trix="Assets.*"
    xmlns="*"
    backgroundColor="0xFFFFFF"
    
    creationComplete="Init()"
    layout="absolute">

    <mx:Script>
        <![CDATA[
        import mx.controls.Image;
        import mx.effects.MaskEffect;
        import mx.events.StateChangeEvent;
        import mx.effects.effectClasses.MaskEffectInstance;
        import mx.core.mx_internal;
        import mx.events.TweenEvent;
        
        //Vars
        public var myMaskEffectInstance:MaskEffectInstance = new MaskEffectInstance(null);
        public var tweenCounter:int = 0;

        //Init
        public function Init():void
        {
            this.internalEffect.mx_internal::persistAfterEnd = true;
        }
        
        //Methods
        public function ResetImage():void
        {
        }
        
        //Various effect resets
        public function ResetEffectDefault():void
        {
            this.testEffect.stop();
            this.testImage.filters = null;
			this.testEffect = new MaskEffect();
            
            //Extra init
            this.WireUpExtras();
        }

        public function ResetEffect():void
        {
			this.testEffect = new MaskEffect();
            
            this.testEffect.scaleXFrom = 0;
            this.testEffect.scaleXTo = 1;
            this.testEffect.scaleYFrom = 0;
            this.testEffect.scaleYTo = 1;

            //Extra init
            this.WireUpExtras();
        }
        
        public function ResetEffectScale(scaleXFrom:Number, scaleXTo:Number, scaleYFrom:Number, scaleYTo:Number):void
        {
			this.testEffect = new MaskEffect();
            
            this.testEffect.scaleXFrom = scaleXFrom;
            this.testEffect.scaleXTo = scaleXTo;
            this.testEffect.scaleYFrom = scaleYFrom;
            this.testEffect.scaleYTo = scaleYTo;

            //Extra init
            this.WireUpExtras();
        }
        
        public function ResetEffectSize(xFrom:Number, xTo:Number, yFrom:Number, yTo:Number):void
        {
			this.testEffect = new MaskEffect();
            
            this.testEffect.xFrom = xFrom;
            this.testEffect.xTo = xTo;
            this.testEffect.yFrom = yFrom;
            this.testEffect.yTo = yTo;

            //Extra init
            this.WireUpExtras();
        }     
        
        public function WireUpExtras():void
        {
            //Reset the tween counter and attach the effect end handler
            this.tweenCounter = 0;
			this.testEffect.addEventListener(TweenEvent.TWEEN_START, function():void{application.tweenCounter++});
        
            //Attach the target
            this.testEffect.target = this.testImage;

            //Keep the mask at effect end
            this.testEffect.mx_internal::persistAfterEnd = true;
        }
        
        //Temp functions
        public function MyScaleEasing():void
        {
        }
        
        public function MyMoveEasing():void
        {
        }
        
        public function MyMaskFunction():void
        {
        }

        //State change helpers
        public function doManualReset():void
        {
            if(currentState == "stateOne")
            {
                dispatchEvent(new Event("manualResetComplete"));
            }
            else
            {
                addEventListener("currentStateChange", handleCurrentStateChange);
                currentState = "stateOne";   
            }
        }

        private function handleCurrentStateChange(e:StateChangeEvent):void
        {
            dispatchEvent(new Event("manualResetComplete"));
        }
        
        ]]>
    </mx:Script>
   
    <mx:states>
        <mx:State name="stateOne"/>
        <mx:State name="stateTwo"/>
    </mx:states>

    <mx:transitions>
        <mx:Transition fromState="stateOne" toState="stateTwo">
			<mx:Sequence id="toStateTwo">
                <mx:MaskEffect id="internalEffect" targets="{[testImage]}" scaleXFrom="0" scaleXTo=".7" scaleYFrom="0" scaleYTo=".7" duration="500"/>
			</mx:Sequence>
	    </mx:Transition>
    </mx:transitions>

    <!-- Simple Effects -->
    <mx:MaskEffect id="testEffect" />

    <!-- UI Components -->
    <mx:Image id="testImage" source="../../../../../Assets/Images/bluerect.jpg"/>

</mx:Application>