/**

 * VCam AS2 v1.0

 *

 * VCam based on original code by Sham Bhangal and Dave Dixon

 *

 * Dynamic Registration AS2 work by Darron Schall (www.darronschall.com)

 * and AS1 work by Robert Penner (www.robertpenner.com)

 *

 * Special Thanks to Josh Steele and Jeff Brenner

 *

 * @author Bryan Heisey

 * @version 1.0

 * @created 1-April-2008

 *

  * Requirements: Flash 8+ & Actionscript 2

 */



import flash.display.BitmapData;



_visible = false;



addProperty("_x2",get_x2,set_x2);

addProperty("_y2",get_y2,set_y2);

addProperty("_xscale2",get_xscale2,set_xscale2);

addProperty("_yscale2",get_yscale2,set_yscale2);

addProperty("_rotation2",get_rotation2,set_rotation2);



////////////////////////////////////////////////////////////////////////////

// Get stage width and height //////////////////////////////////////////////



var oldScaleMode:String = stage.scaleMode;

stage.scaleMode = "exactFit";



var sW:Number = Stage.width;

var sH:Number = Stage.height;



stage.scaleMode = oldScaleMode;



////////////////////////////////////////////////////////////////////////////

// Get Vcam width and height ///////////////////////////////////////////////



var bounds_obj:Object = this.getBounds(this);



var camH:Number = Math.abs(bounds_obj.yMax-bounds_obj.yMin);

var camW:Number = Math.abs(bounds_obj.xMax-bounds_obj.xMin);



////////////////////////////////////////////////////////////////////////////

// Creat Point for dynamic registration point //////////////////////////////



var rp = {x:this._x, y:this._y};



onEnterFrame = function ():Void {

	camControl();

};



////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////



function camControl():Void {



	////////////////////////////////////////////////////////////////////////////

	// Move the registration point to the vCams current position ///////////////



	rp.x = _x;

	rp.y = _y;



	////////////////////////////////////////////////////////////////////////////

	// Gets the current scale of the vCam //////////////////////////////////////



	var h:Number = camH*(_yscale*.01);

	var w:Number = camW*(_xscale*.01);



	////////////////////////////////////////////////////////////////////////////

	// Gets the stage to vCam scale ratio //////////////////////////////////////



	var _scaleY:Number = sH/h;

	var _scaleX:Number = sW/w;



	////////////////////////////////////////////////////////////////////////////

	// Positions the parent ////////////////////////////////////////////////////



	_x2 = (w/2)*_scaleX;

	_y2 = (h/2)*_scaleY;



	_xscale2 = _scaleX*100;

	_yscale2 = _scaleY*100;



	_rotation2 = -_rotation;



	////////////////////////////////////////////////////////////////////////////

	// Apply vCam filters to bitmap ////////////////////////////////////////////



	_parent.filters = this.filters;

	_parent.transform.colorTransform = this.transform.colorTransform;



}



this.onUnload = reset;



function reset():Void {



	////////////////////////////////////////////////////////////////////////////

	// Resets parent properties ////////////////////////////////////////////////



	_parent._xscale = 100;

	_parent._yscale = 100;

	_parent._x = 0;

	_parent._y = 0;

	_parent._rotation = 0;

	_parent._visible = true;



}



function set_x2(value:Number):Void {

	var a = {x:rp.x, y:rp.y};

	_parent.localToGlobal(a);

	_parent._x += value-a.x;

}

function get_x2():Number {

	var a = {x:rp.x, y:rp.y};

	_parent.localToGlobal(a);

	return a.x;

}



function set_y2(value:Number):Void {

	var a = {x:rp.x, y:rp.y};

	_parent.localToGlobal(a);

	_parent._y += value-a.y;

}

function get_y2():Number {

	var a = {x:rp.x, y:rp.y};

	_parent.localToGlobal(a);

	return a.y;

}



function get_xscale2():Number {

	return _parent._xscale;

}

function set_xscale2(value:Number):Void {

	setProperty2("_xscale",value);

}



function get_yscale2():Number {

	return _parent._yscale;

}



function set_yscale2(value:Number):Void {

	setProperty2("_yscale",value);

}



function get_rotation2():Number {

	return parent.rotation;

}

function set_rotation2(value:Number):Void {

	setProperty2("_rotation",value);

}



function setProperty2(prop:String, n:Number):Void {

	var a = {x:rp.x, y:rp.y};

	_parent.localToGlobal(a);



	_parent[prop] = n;



	var b = {x:rp.x, y:rp.y};

	_parent.localToGlobal(b);



	_parent._x -= b.x-a.x;

	_parent._y -= b.y-a.y;

}