canvas.graphics.lineStyle(lineSize, drawColor, paintAlpha);

canvas.graphics.moveTo(x1, y1);

canvas.graphics.lineTo(x2, y2);

var rect:Shape = new Shape();

rect.graphics.beginFill(0x00FFCC);

rect.graphics.drawRect(0, 0, 100, 100);

 

var circle:Shape = new Shape();

circle.graphics.beginFill(0x000000, 1);

circle.graphics.drawCircle(50, 50, 50);

 

var rectBitmapData:BitmapData = new BitmapData(100, 100);

 

// рисуем

rectBitmapData.draw(rect);

// стираем

rectBitmapData.draw(circle, null, null, BlendMode.ERASE);

 

var bitmap:Bitmap = new Bitmap(rectBitmapData);

addChild(bitmap);