source: 2016/30/AleksiN/name/name/name/name.cs @ 8201

using System;
using System.Collections.Generic;
using Jypeli;
using Jypeli.Assets;
using Jypeli.Controls;
using Jypeli.Effects;
using Jypeli.Widgets;
using System.Linq;
public class name : PhysicsGame
{

    Image motorbike = LoadImage("motorbike");
    Image tire = LoadImage("tire");
    PhysicsObject bikePhysicsObject;
    PhysicsObject leftTire;
    PhysicsObject rightTire;
    PhysicsStructure bike;
    public override void Begin()

    {

        Level.Width = Screen.Width * 25;
        SmoothTextures = true;
        IsFullScreen = false;
        
        CreatePlayer();
        CreateLevel();
        Timer();
        Keys();

        Camera.Follow(bikePhysicsObject);

        Wind = new Vector(-25, 0);
        Smoke smoke = new Smoke();
        Timer smokeTimer = new Timer();
        smokeTimer.Interval = 0.1;
        smokeTimer.Timeout += delegate { smoke.Position = bike.Objects[0].Position; };
        smokeTimer.Start();
        Add(smoke);

    }

    void Timer()
    {
        Timer timer = new Timer();
        timer.Start();

        Label label = new Label();
        label.TextColor = Color.White;
        label.DecimalPlaces = 1;
        label.BindTo(timer.SecondCounter);
        Add(label);
    }
    void CreateLevel()
    {
        Surface level = Surface.CreateBottom(Level, 400, 700, 200, 200);
        Add(level);
        level.Left = Screen.Left;
        Gravity = new Vector(0.0, -800.0);
    }
    void CreatePlayer()
    {
        leftTire = new PhysicsObject(57.5, 57.5, Shape.Circle);
        rightTire = new PhysicsObject(57.5, 57.5, Shape.Circle);
        bikePhysicsObject = new PhysicsObject(250.0, 200.0);
        leftTire.X = -70.0;
        leftTire.Y = -260.0;
        rightTire.X = 65.0;
        rightTire.Y = -260.0;
        bikePhysicsObject.X = 0;
        bikePhysicsObject.Y = -200;
        leftTire.Image = tire;
        rightTire.Image = tire;
        bikePhysicsObject.Image = motorbike;
        this.bike = new PhysicsStructure(leftTire, rightTire, bikePhysicsObject);
        bikePhysicsObject.IgnoresCollisionResponse = true;
        Add(this.bike);
        Add(bikePhysicsObject);
        bike.KineticFriction = 1.0;
        bike.AngularDamping = 0.99;
        bike.LinearDamping = 1;
        bike.Restitution = 0.2;
        bike.Y += 100;
    }
    void Keys()
    {
        Keyboard.Listen(Key.Down, ButtonState.Down, Movement, null, new Vector(-5000, 0));
        Keyboard.Listen(Key.Up, ButtonState.Down, Movement, null, new Vector(5000, 0));
        Keyboard.Listen(Key.Left, ButtonState.Down, ChangeAngle, null, 1.0);
        Keyboard.Listen(Key.Right, ButtonState.Down, ChangeAngle, null, -1.0);
        Keyboard.Listen(Key.Escape, ButtonState.Pressed, ConfirmExit, "Lopeta peli");
    }
    void Movement(Vector movement)
    {
        if(GetObjectAt(bikePhysicsObject.Position - new Vector(0, bike.Height / 2) * 0.9, 0.1) != null)
        {
            bike.Push(movement);
        }
    }
    void ChangeAngle(double ammount)
    {
        bike.AngularVelocity = ammount;
    }

}