Person.hx

class Person extends FlxGroup
{
	public var personG:FlxSprite = new FlxSprite();
	// unrelated code removed for readibility
}

class PersonPlayer extends Person
{
	var player:Person;

	public override function new()
	{
		super();
		player = new PersonAir();
	}

	override function update(elapsed:Float)
	{
		FlxSpriteUtil.bound(player.personG, 0, FlxG.worldBounds.width, 0, FlxG.worldBounds.height);
		super.update(elapsed);
	}
}
class PersonAir extends Person
{
	// animation stuff
}
package;

import MenuState;
import PersonUtils;
import flixel.FlxCamera;
import flixel.FlxG;
import flixel.FlxObject;
import flixel.FlxSprite;
import flixel.FlxState;
import flixel.FlxSubState;
import flixel.addons.editors.ogmo.FlxOgmo3Loader;
import flixel.group.FlxGroup;
import flixel.system.debug.Window;
import flixel.tile.FlxTilemap;
import flixel.util.FlxColor;
import haxe.xml.Parser;

class PlayState extends FlxState
{
	var player:PersonPlayer;
	var enemies:FlxTypedGroup<PersonEnemy>;
	var map:FlxOgmo3Loader;
	var ground:FlxTilemap;

	override public function create()
	{
		LoadTileMap();

		enemies = new FlxTypedGroup<PersonEnemy>();

		map.loadEntities(placeEntities, "entities");

		add(enemies);

		FlxG.camera.fade(FlxColor.BLACK, 0.33, true);

		super.create();
	}

	function LoadTileMap()
	{
		map = new FlxOgmo3Loader(AssetPaths.AvatarWorld__ogmo, AssetPaths.AvatarWorld__json);
		ground = map.loadTilemap(AssetPaths.grassA_1__png, "ground");
		ground.immovable = true;
		ground.follow();
		add(ground);
		add(map.loadTilemap(AssetPaths.groundrocksB__png, "rocks"));
		add(map.loadTilemap(AssetPaths.vegetationA__png, "foliage"));
		FlxG.worldBounds.set(0, 0, ground.width, ground.height);
	}

	function placeEntities(entity:EntityData)
	{
		switch (entity.name)
		{
			case "player":
				player = new PersonPlayer();
				player.personG.setPosition(entity.x, entity.y);
				FlxG.camera.follow(player.personG, TOPDOWN, 1);
				add(player);
			case "enemy":
				var enem = new PersonEnemy();
				enem.personG.setPosition(entity.x, entity.y);
				enemies.add(enem);
		}
	}

	function checkEnemyVision(enemy:PersonEnemy)
	{
		if (ground.ray(enemy.personG.getMidpoint(), player.personG.getMidpoint()))
		{
			enemy.seesPlayer = true;
			enemy.playerPosition = player.personG.getMidpoint();
		}
		else
		{
			enemy.seesPlayer = false;
		}
	}

	override public function update(elapsed:Float)
	{
		checkKeyPresses();
		FlxG.collide(player, enemies);
		super.update(elapsed);
		enemies.forEachAlive(checkEnemyVision);
	}
}