private function onDrawTriangle():void { var ui:UIComponent = new UIComponent(); drawPanel = new Sprite(); drawPanel.graphics.clear(); drawPanel.graphics.lineStyle(2, 0xFF0000); drawPanel.graphics.beginFill(0xDEFACE); drawPanel.graphics.drawRect(0,0,300,300); drawPanel.graphics.endFill(); ui.addChild(drawPanel); addChild(ui); ui.x = 20; ui.y = 20; _lineArr = new Array(); line = new Shape(); drawPanel.addEventListener(MouseEvent.CLICK,onAddPoint); } private function onAddPoint(evt:MouseEvent):void { if(numSpot <= 10) { var point:Sprite = new Sprite(); point.graphics.clear(); point.graphics.lineStyle(0,0x0000FF); point.graphics.beginFill(0x0000FF); point.graphics.drawCircle(0,0,5); point.graphics.endFill(); point.x = evt.localX; point.y = evt.localY; _lineArr.push({x:point.x,y:point.y}); drawPanel.addChild(point); if(numSpot > 0) drawLine(); numSpot++; } } private function drawLine():void { line.graphics.clear(); line.graphics.lineStyle(2,0x000000); if(_lineArr.length > 2) line.graphics.beginFill(0xFF0000,0.5); line.graphics.moveTo(_lineArr[0].x,_lineArr[0].y); for(var i:int=1;i<_lineArr.length;i++) { line.graphics.lineTo(_lineArr[i].x,_lineArr[i].y); } line.graphics.lineTo(_lineArr[0].x,_lineArr[0].y); if(_lineArr.length > 2) line.graphics.endFill(); drawPanel.addChildAt(line,0); }
var
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