[CREDO]

import flash.display.BitmapData;
import flash.geom.Rectangle;
import flash.geom.Matrix;
import flash.geom.ColorTransform;

var myBitmapData:BitmapData = new BitmapData(100, 80, false, 0x00CCCCCC);

var mc_1:MovieClip = this.createEmptyMovieClip("mc", this.getNextHighestDepth());
mc_1.attachBitmap(myBitmapData, this.getNextHighestDepth());

var mc_2:MovieClip = createRectangle(50, 40, 0xFF0000);
mc_2._x = 101;

var myMatrix:Matrix = new Matrix();
myMatrix.rotate(Math.PI/2);

var translateMatrix:Matrix = new Matrix();
translateMatrix.translate(70, 15);

myMatrix.concat(translateMatrix);

var myColorTransform:ColorTransform = new ColorTransform(0, 0, 1, 1, 0, 0, 255, 0);
var blendMode:String = "normal";

var myRectangle:Rectangle = new Rectangle(0, 0, 100, 80);
var smooth:Boolean = true;

mc_1.onPress = function() {
    myBitmapData.draw(mc_2, myMatrix, myColorTransform, blendMode, myRectangle, smooth);
}

function createRectangle(width:Number, height:Number, color:Number):MovieClip {
    var depth:Number = this.getNextHighestDepth();
    var mc:MovieClip = this.createEmptyMovieClip("mc_" + depth, depth);
    mc.beginFill(color);
    mc.lineTo(0, height);
    mc.lineTo(width, height);
    mc.lineTo(width, 0);
    mc.lineTo(0, 0);
    return mc;
}

Вот из helpa/ Всё равно не пойму.