source: 2011/26/JaakkoL/Rogue Agent 2372/Rogue Agent 2372/Rogue Agent 2372/Peli.cs @ 2413

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

public class Peli : PhysicsGame
{
    List<Label> titleMenu;
    const int SCREEN_WIDTH = 50;
    const int SCREEN_HEIGHT = 50;
    Player player;
    Image background1 = LoadImage("Images/reactorInsideBG");

    // The sound effect intended for walking sounds close enough to ferocious aliens ripping your guts out
    SoundEffect alienAttack = LoadSoundEffect("Sounds/walkingSound");

    public override void Begin()
    {
        menuCreate();
    }

    void menuCreate()
    {
        ClearAll();
        titleMenu = new List<Label>();

        Label startGameButton = new Label("Start Game");
        startGameButton.Position = new Vector(0, 40);
        titleMenu.Add(startGameButton);

        Label exitGameButton = new Label("Exit Game");
        exitGameButton.Position = new Vector(0, -40);
        titleMenu.Add(exitGameButton);

        //Starts playing the title screen music, which is set to repeat (which is unnecessary though - who would want to stare at an inanimate screen for 4 minutes?)
        MediaPlayer.Play("Sounds/TitleScreenMusic");
        MediaPlayer.Volume = 1.0;
        MediaPlayer.IsRepeating = true;

        foreach (Label titleMenuScreen in titleMenu)
        {
            Add(titleMenuScreen);
        }

        Mouse.ListenOn(startGameButton, MouseButton.Left, ButtonState.Pressed, startGame, null);
        Keyboard.Listen(Key.Enter, ButtonState.Pressed, startGame, null);

        Mouse.ListenOn(exitGameButton, MouseButton.Left, ButtonState.Pressed, Exit, null);
        Keyboard.Listen(Key.Escape, ButtonState.Pressed, Exit, null);

        Mouse.IsCursorVisible = true;
        Mouse.ListenMovement(1.0, MenuMovement, null);
    }

    void MenuMovement(AnalogState mouseState)
    {
        foreach (Label button in titleMenu)
        {
            if (Mouse.IsCursorOn(button))
            {
                button.TextColor = Color.DarkRed;
            }
            else
            {
                button.TextColor = Color.DarkBlue;
            }
        }
    }

    void startGame()
    {
        ClearAll();
        createLevel();
        Gravity = new Vector(0, -1000);

        MediaPlayer.Stop();
        // Starts playing the background music, which is set to repeat
        MediaPlayer.Play("Sounds/Stage2Music");
        MediaPlayer.Volume = 0.75;
        MediaPlayer.IsRepeating = true;

        Camera.Follow(player);
        Camera.ZoomFactor = 1.0;
        Camera.StayInLevel = true;
    }

    void winGame(PhysicsObject victoryPoint, PhysicsObject target)
    {
        if (target.Tag == "Player")
        {
            ClearAll();
            Label youWon = new Label("You won!");
            Add(youWon);
        }
    }

    void handleAlienCollision(PhysicsObject alien, PhysicsObject target)
    {
        if (target.Tag == "Player")
        {
            alienAttack.Play();
            player.reduceHitPointsBy(10);
        }
    }

    void createLevel()
    {
        TileMap levelSpec = TileMap.FromFile("InsideReactor.txt");
        levelSpec['='] = createVerticalBlock;
        levelSpec['|'] = createHorizontalBlock;
        levelSpec['P'] = addPlayer;
        levelSpec['a'] = addMeleeAlien;
        levelSpec['x'] = addVictoryPoint;
        levelSpec.Insert(SCREEN_WIDTH, SCREEN_HEIGHT);
        Level.CreateBorders();
        Level.Background.Image = background1;
    }

    Player addPlayer()
    {
        player = new Player(33, 74, Shape.Rectangle);
        return player;
    }

    MeleeAlien addMeleeAlien()
    {
        MeleeAlien meleeAlien = new MeleeAlien(45, 80, Shape.Rectangle, 50, player);
        AddCollisionHandler(meleeAlien, handleAlienCollision);
        return meleeAlien;
    }

    PhysicsObject createHorizontalBlock()
    {
        PhysicsObject hBlock = PhysicsObject.CreateStaticObject(SCREEN_WIDTH, SCREEN_HEIGHT,
        Shape.Rectangle, CollisionShapeQuality.Best);
        hBlock.Color = Color.Gray;
        return hBlock;
    }

    PhysicsObject createVerticalBlock()
    {
        PhysicsObject vBlock = PhysicsObject.CreateStaticObject(SCREEN_WIDTH, SCREEN_HEIGHT,
        Shape.Rectangle, CollisionShapeQuality.Best);
        vBlock.Color = Color.DarkGray;
        return vBlock;
    }

    PhysicsObject addVictoryPoint()
    {
        PhysicsObject victoryPoint = PhysicsObject.CreateStaticObject(SCREEN_WIDTH, SCREEN_HEIGHT, Shape.Rectangle);
        AddCollisionHandler(victoryPoint, winGame);
        return victoryPoint;
    }
}