package com.imt.intimamedia.helpers
{
	import flash.display.Graphics;
	
	import mx.controls.Alert;
	
	public class Measure
	{
		public function Measure()
		{
		}
	 	
		public static function pointxOriginalToResize(x:int, oridimh:int, oridimv:int, resizedimh:int):int
		{
			var result:int;
			var ratio : Number; 
			var newdimh : int;
			var newdimv : int; 
			var y : int ; 
			
			ratio = Number(oridimh) / Number(oridimv); 
			
			if (ratio <= (4.0 / 3.0))
			{
				newdimv = oridimv;
				newdimh = int((4.0 * oridimv) / 3.0); 
			}
			else 
			{
				newdimh = oridimh;
				newdimv = int ((3.0 * oridimh) / 4.0);
			}	

			if (newdimv >= oridimv)
			{
				// ------------
				//
				// ------------
				// xxxxxxxxxxxx
				// ------------
				//
				// ------------
				x = x + ((newdimh - oridimh) / 2);  
				y = y + ((newdimv - oridimv) / 2);
			}
			else if (newdimh >= oridimh)
			{
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				//				Alert.show("newdimh > dimh");
				x = x + ((newdimh - oridimh) / 2);  
				y = y + ((newdimv - oridimv) / 2);
			}	

			x = (x * resizedimh) / newdimh;
				
			return x; 
		}
		
		public  static function pointyOriginalToResize(y:int, oridimh:int, oridimv:int, resizedimv:int ):int
		{
			var result:int;
			var ratio : Number; 
			var newdimh : int;
			var newdimv : int; 
			var x : int ; 
			
			ratio = Number(oridimh) / Number(oridimv); 
			
			if (ratio <= (4.0 / 3.0))
			{
				newdimv = oridimv;
				newdimh = int((4.0 * oridimv) / 3.0); 
			}
			else 
			{
				newdimh = oridimh;
				newdimv = int ((3.0 * oridimh) / 4.0);
			}	
			
			if (newdimv >= oridimv)
			{
				// ------------
				//
				// ------------
				// xxxxxxxxxxxx
				// ------------
				//
				// ------------
				x = x + ((newdimh - oridimh) / 2);  
				y = y + ((newdimv - oridimv) / 2);
			}
			else if (newdimh >= oridimh)
			{
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				// |  | x |   |
				//				Alert.show("newdimh > dimh");

				x = x + ((newdimh - oridimh) / 2);  
				y = y + ((newdimv - oridimv) / 2);
			}	
			
			y = (y * resizedimv) / newdimv;
						
			return y; 
		}
 
		public static function imtDraw( origdimh:int, origdimv:int, resizeedimh:int, resizeedimv:int, graph:Graphics, intima:Array, adventitia:Array, nbPoints:int ) : void
	    {
			var i : int;
			
			graph.lineStyle( 1, 0xffff00 );
			for( i = 0; i < nbPoints; i++ )
			{
				graph.moveTo( pointxOriginalToResize(intima[i].x, origdimh, origdimv, resizeedimh), pointyOriginalToResize(intima[i].y, origdimh, origdimv, resizeedimv));
				graph.lineTo( pointxOriginalToResize(intima[i].x+1, origdimh, origdimv, resizeedimh), pointyOriginalToResize(intima[i].y, origdimh, origdimv, resizeedimv));
			}
			
			graph.lineStyle( 1, 0x00ff00 );
			for( i = 0; i < nbPoints; i++ )
			{
				graph.moveTo( pointxOriginalToResize(adventitia[i].x, origdimh, origdimv, resizeedimh), pointyOriginalToResize(adventitia[i].y, origdimh, origdimv, resizeedimv));
				graph.lineTo( pointxOriginalToResize(adventitia[i].x+1, origdimh, origdimv, resizeedimh), pointyOriginalToResize(adventitia[i].y, origdimh, origdimv, resizeedimv));
			}	
	    }
		
		public static function distanceDraw( graph:Graphics, xFirstPoint:int, yFirstPoint:int, xLastPoint:int, yLastPoint:int ) : void
		{
			graph.lineStyle( 2, 0xD3031B );
			graph.moveTo( xFirstPoint, yFirstPoint );
			graph.lineTo( xLastPoint, yLastPoint );
		}
		
		public static function areaDraw( graph:Graphics, points:Array, nbPoints:int ) : void
		{
			var i : int;
			
			graph.lineStyle( 2, 0xD3031B );
			for( i = 0; i < nbPoints-1; i++ )
			{
				graph.moveTo( points[i].x, points[i].y );
				graph.lineTo( points[i+1].x, points[i+1].y );
			}
			graph.moveTo( points[nbPoints-1].x, points[nbPoints-1].y );
			graph.lineTo( points[0].x, points[0].y );
		}
		
	

	}
}