camera scroll

src/Assets.as

@@ -11,5 +11,6 @@ package
 		// sprites
 
 		[Embed(source = "assets/graphics/boxer_spritesheet.png")] public static const SPR_BOXER:Class;
+		[Embed(source = "assets/graphics/tigershark.png")] public static const SPR_TIGERSHARK:Class;
 	}
 }

src/Boxer.as

@@ -25,23 +25,20 @@ package
 
 		private var boxerSprite:Spritemap = new Spritemap(Assets.SPR_BOXER, 150, 300);
 
-		public function Boxer():void {
+		public function Boxer() {
 			layer = 50;
 			graphic = boxerSprite;
 			x = 60;
 			y = 250;
 			type = "boxer";
 		}
 
-		override public function update():void {
+		override public function update():void{
 			move();
 		}
 
 		private function move():void {
-			var newX:Number;
-			var newY:Number;
-			var mySpeed:Number = maxVel * FP.elapsed;
-
+
 			punchCooldown > 0 ? punchCooldown-- : 0;
 			blockCooldown > 0 ? blockCooldown-- : 0;
 			crouchCooldown > 0 ? crouchCooldown-- : 0;
@@ -74,18 +71,24 @@ package
 					if (y == floorY) { crouch(); }
 				}
 			} 
-				
+
 			// position = position + ( verticalVelocity + initialVerticalVelocity ) * 0.5 * dt;
 			x += xVel * FP.elapsed;
 			y += yVel * FP.elapsed;
+
 			if (xVel < 0) { xVel += 1; } else if (xVel > 0) { xVel -= 1; } // decelerate xVel
 			if (y < floorY) { 
 				yVel += gravityConstant; 
 			} else if (y > floorY) {
 				y = floorY;
 				yVel = 0;
 			}
-
+
+			// scroll camera
+			if ( (abs(xVel) > 0) && x > 100 ) {
+				FP.camera.x = x - 100;
+			}
+
 		}
 
 		private function abs( value:Number ):Number	{

src/GameWorld.as

@@ -7,6 +7,7 @@ package
 	{
 
 		public static var boxer:Boxer;
+		public static var shark:Shark;
 		public static var level:Level;
 
 		public function GameWorld()
@@ -46,6 +47,9 @@ package
 
 			boxer = new Boxer;
 			add(boxer);
+
+			shark = new Shark;
+			add(shark);
 //			
 //			FP.world.add(new HUD);
 		}

src/Shark.as

@@ -1,9 +1,19 @@
 package
 {
-	public class Shark
-	{
-		public function Shark()
-		{
+	import net.flashpunk.*;
+	import net.flashpunk.graphics.Image;
+
+	public class Shark extends Entity {
+
+		private var sharkSprite:Image = new Image(Assets.SPR_TIGERSHARK);		
+
+		public function Shark():void {
+			layer = 60;			
+			graphic = sharkSprite;
+			x = 500;
+			y = 120;
+			type = "shark";
+
 		}
 	}
 }