source: 2015/26/ohjaajat/HillbillyRun/HillbillyRun/HillbillyRun/HillbillyRun/HillbillyRun.cs @ 6147

using System;
using System.Collections.Generic;
using Jypeli;
using Jypeli.Assets;
using Jypeli.Controls;
using Jypeli.Effects;
using Jypeli.Widgets;

//Luokka maajussien erikoisuuksille.
class HillBilly : PlatformCharacter2
{
    public HillBilly(double leveys, double korkeus)
        : base(leveys, korkeus)
    {
        
    }
}

/// <summary>
/// An MMO where you go to war with mages in the lava kingdom.
/// </summary>
public class HillbillyRun : PhysicsGame
{
    private List<HillBilly> players = new List<HillBilly>();
    private List<double> playerPositionsX = new List<double>();
    private List<double> playerPositionsY = new List<double>();

    public override void Begin()
    {
        CreateLevel();
        Extras();
    }

    void Extras()
    {
        Gravity = new Vector(0, -1000);
        Window.Width = 1800;
        Window.Height = 900;
    }

    void CreateLevel()
    {
        TileMap level = TileMap.FromLevelAsset("level1");
        level.SetTileMethod('P', CreatePlayer);
        level.Execute(50, 50);
        level.Optimize();
        Level.CreateBorders(true);

        SetControls();
    }

    void CreatePlayer(Vector location, double width, double height)
    {
        HillBilly player = new HillBilly(width, height * 2);
        player.Shape = Shape.Rectangle;
        player.Position = location + new Vector(0, height * 0.5);
        player.Color = Color.White;
        players.Add(player);
        Add(player);
    }

    void SetControls()
    {
        Keyboard.Listen(Key.A, ButtonState.Down, delegate { players[0].Walk(Direction.Left); }, "Player 1 moves left");
        Keyboard.Listen(Key.D, ButtonState.Down, delegate {players[0].Walk(Direction.Right);}, "Player 1 moves right");
        Keyboard.Listen(Key.W, ButtonState.Down, delegate{players[0].Jump(1000);}, "Player 1 jumps");

        Keyboard.Listen(Key.Left, ButtonState.Down, delegate { players[1].Walk(Direction.Left); }, "Player 2 moves left");
        Keyboard.Listen(Key.Right, ButtonState.Down, delegate { players[1].Walk(Direction.Right); }, "Player 2 moves right");
        Keyboard.Listen(Key.Up, ButtonState.Down, delegate { players[1].Jump(1000); }, "Player 2 jumps");
    }


    /// <summary>
    /// Yritän leikkiä kameralla. Vielä varmaan hetken pidempään.
    /// </summary>
    /// <param name="gameTime"></param>
    protected override void Update(Microsoft.Xna.Framework.GameTime gameTime)
    {
        foreach(HillBilly player in players)
        {
            playerPositionsX.Add(player.Position.X);
            playerPositionsY.Add(player.Position.Y);
        }

        double maxX = playerPositionsX.Max();
        double maxY = playerPositionsY.Max();
        double minX = playerPositionsX.Min();
        double minY = playerPositionsY.Min();

        Vector minPosition = new Vector(minX, minY);
        Vector maxPosition = new Vector(maxX, maxY);

        Camera.Position = (minPosition + maxPosition) * 0.5;

        playerPositionsX.Clear();
        playerPositionsY.Clear();

        base.Update(gameTime);
    }
}