flex 画线

实例1：

 

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
				layout="absolute"
				width="717"
				height="554"
				backgroundGradientAlphas="[1.0, 1.0]"
				backgroundGradientColors="[#FFFFFF, #FFFFFF]"
				verticalAlign="middle"
				creationComplete="init();">
	<mx:Canvas x="301"
			   y="78"
			   width="300"
			   height="250"
			   id="pop"
			   creationComplete="drawBorder();">
	</mx:Canvas>
	
	<mx:Script>
		<![CDATA[
			import mx.rpc.events.FaultEvent;
			import mx.rpc.events.ResultEvent;
			import mx.controls.Alert;
			
			private var timer1:Timer=new Timer(20);
			private var timer2:Timer=new Timer(20);
			private var timer3:Timer=new Timer(20);
			private var timer4:Timer=new Timer(20);
			private var timer5:Timer=new Timer(20);
			private var timer6:Timer=new Timer(20);
			
			private var line1X:Number=150;
			private var line1Y:Number=250;
			
			private function init():void
			{
				timer1.addEventListener(TimerEvent.TIMER, drawLine1);
				timer2.addEventListener(TimerEvent.TIMER, drawLine2);
				timer3.addEventListener(TimerEvent.TIMER, drawLine3);
				timer4.addEventListener(TimerEvent.TIMER, drawLine4);
				timer5.addEventListener(TimerEvent.TIMER, drawLine5);
				timer6.addEventListener(TimerEvent.TIMER, drawLine6);
			}
			
			private function drawLine1(e:TimerEvent):void
			{
				var _lineToX:Number=line1X + 6;
				var _lineToY:Number=line1Y - 12;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(_lineToX, _lineToY);
				line1X=_lineToX;
				line1Y=_lineToY;
				if (line1X >= 180)
				{
					timer1.stop();
					timer2.start();
				}
			}
			
			private function drawLine2(e:TimerEvent):void
			{
				var _lineToX:Number=line1X + 22;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(_lineToX, line1Y);
				line1X=_lineToX;
				if (line1X >= 290)
				{
					timer2.stop();
					timer3.start();
				}
			}
			
			private function drawLine3(e:TimerEvent):void
			{
				var _lineToY:Number=line1Y - 20;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(line1X, _lineToY);
				line1Y=_lineToY;
				if (line1Y <= 10)
				{
					timer3.stop();
					timer4.start();
				}
			}
			
			private function drawLine4(e:TimerEvent):void
			{
				var _lineToX:Number=line1X - 20;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(_lineToX, line1Y);
				line1X=_lineToX;
				if (line1X <= 10)
				{
					timer4.stop();
					timer5.start();
				}
			}
			
			private function drawLine5(e:TimerEvent):void
			{
				var _lineToY:Number=line1Y + 20;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(line1X, _lineToY);
				line1Y=_lineToY;
				if (line1Y >= 190)
				{
					timer5.stop();
					timer6.start();
				}
			}
			
			private function drawLine6(e:TimerEvent):void
			{
				var _lineToX:Number=line1X + 13;
				pop.graphics.moveTo(line1X, line1Y);
				pop.graphics.lineTo(_lineToX, line1Y);
				line1X=_lineToX;
				if (line1X >= 140)
				{
					timer6.stop();
				}
			}
			
			public function drawBorder():void
			{
				pop.graphics.lineStyle(2, 0xFF00FF, 1);
				pop.graphics.moveTo(150, 250);
				timer1.start();
				//				pop.graphics.lineTo(180, 190);
				//				pop.graphics.moveTo(180, 190);
				//				pop.graphics.lineTo(290, 190);
				//				pop.graphics.moveTo(290, 190);
				//				pop.graphics.lineTo(290, 10);
				//				pop.graphics.moveTo(290, 10);
				//				pop.graphics.lineTo(10, 10);
				//				pop.graphics.moveTo(10, 10);
				//				pop.graphics.lineTo(10, 190);
				//				pop.graphics.moveTo(10, 190);
				//				pop.graphics.lineTo(140, 190);
			}
		]]>
	</mx:Script>
	
</mx:Application>

 

 

实例2：

 

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute" borderColor="#FFFFFF" >   
    <mx:Script>
        <![CDATA[
            import mx.effects.Move;
            import mx.controls.*;
            import mx.core.*;
            import mx.effects.*;
            public var lines :Sprite =  new Sprite ();
            public var lines1 :flash.display.Sprite =  new Sprite ();
            

            
            public function TestPaint():void
            {
                //Alert.show("Hello World!");
                lines.graphics.lineStyle(2,0x0099ff,1);
                DrawLine(lines,lbl,btn1);
                DrawLine(lines,lbl,btn2);
                DrawLine(lines,lbl,btn3);
                   var comp: UIComponent = new UIComponent();
                   comp.addChild(lines);
                   addChild(comp);
            }
            
            public function DrawLine(lines:Sprite,uFrom:UIComponent,uTo:UIComponent):void
            {
                lines.graphics.moveTo(uFrom.x+uFrom.width/2,uFrom.y+uFrom.height/2);
                lines.graphics.lineTo(uTo.x+uTo.width/2,uTo.y+uTo.height/2);
            }
            
            
            public function btn1_mouseOver(event:Event):void
            {
                lines1.graphics.lineStyle(2,0xd43dd6,1);
                DrawLine(lines1,btn1,btn2);
                DrawLine(lines1,btn1,lbl);
                   var comp: UIComponent = new UIComponent();
                   comp.addChild(lines1);
                   addChild(comp);
            }
            public function btn1_mouseOut(event:Event):void
            {
                lines1.graphics.clear();
                DrawLine(lines,lbl,btn1);
            }
            
            
            public function Testmove():void
            {
                var move:Move = new Move();
                if(btn2.x!=lbl.x)
                {
                    move.target=btn2;
                    move.end();
                    move.xTo=lbl.x;
                    move.yTo=lbl.y;
                    move.play(); 
                }
                else
                {
                    
                    move.target=btn2;
                    move.end();
                    move.xTo=340;
                    move.yTo=104;
                    move.play(); 
                }
            }
        ]]>
    </mx:Script>
    <mx:Button x="176" y="34" label="btn1" id="btn1" mouseOver="btn1_mouseOver(event)" mouseOut="btn1_mouseOut(event)"/>
    <mx:Button x="340" y="104" label="btn4" id="btn2"/>
    <mx:Button x="53" y="167" label="btn3" id="btn3"/>
    <mx:Button x="131" y="373" label="Paint" click="TestPaint()"/>
    <mx:Label x="176" y="169" text="LblMiddle" width="71" height="20" id="lbl"/>
    <mx:Button x="303" y="324" label="Move" click="Testmove()"/>
    
</mx:Application>

 

 

public var lines1 :flash.display.Sprite = new Sprite (); //

lines1.graphics.lineStyle(2,0x0099ff,1);// 设置颜色 粗细

lines1.graphics.moveTo(uFrom.x+uFrom.width/2,uFrom.y+uFrom.height/2); //从某个坐标开始

lines1.graphics.lineTo(uTo.x+uTo.width/2,uTo.y+uTo.height/2); //画到某个坐标

//因为 addChild方法 不能识别 非继承mc.core.UIComponent的控件  所以先声明一个组件 把控件放进去然后在放进界面中

var comp: UIComponent = new UIComponent();

comp.addChild(lines);

addChild(comp);

评论

1 楼 yuanlaiwuyi 2013-01-05  

先看看那