GameplayState

package world0;

import org.newdawn.slick.GameContainer;
import org.newdawn.slick.Graphics;
import org.newdawn.slick.Image;
import org.newdawn.slick.Input;
import org.newdawn.slick.SlickException;
import org.newdawn.slick.state.BasicGameState;
import org.newdawn.slick.state.StateBasedGame;

public class GameplayState extends BasicGameState
{
    int stateID = -1;

    Image background = null;
    Image background1 = null;
    Image background2 = null;
    Image ground = null;

    private Player player;

    GameplayState (int stateID)
    {
        this.stateID = stateID;
    }

    @Override
    public int getID()
    {
        return stateID;
    }

    public void init (GameContainer gc, StateBasedGame sbg) throws SlickException
    {
        background = new Image("textures/levels/world_0/background0.jpg");
        background1 = new Image("textures/levels/world_0/background1.png");
        background2 = new Image("textures/levels/world_0/background2.png");
        player = new Player(200, 608, new Image("textures/charakters/spieler1.png"));
        ground = new Image("textures/levels/world_0/ground.jpg");
    }

    public void render (GameContainer gc, StateBasedGame sbg, Graphics g) throws SlickException
    {
        background.draw();
        background1.draw(0, 120);
        background2.draw(0, 100);
        player.draw(g);
        ground.draw(0, gc.getHeight() - ground.getHeight());
    }

    public void update (GameContainer gc, StateBasedGame sbg, int delta) throws SlickException
    {
        Input input = gc.getInput();

        // yet useless
        int mouseX = input.getMouseX();
        int mouseY = input.getMouseY();

        if (input.isKeyPressed(Input.KEY_RIGHT))
        {
            player.updateR(delta);
        }

        if (input.isKeyPressed(Input.KEY_LEFT))
        {
            player.updateL(delta);
        }
    }
}