GameInJava/KeyInput.java at master · JohnZavisa/GameInJava · GitHub

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package com.tutorial.main;

import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;

import org.lwjgl.openal.AL;

import com.tutorial.main.Game.STATE;

public class KeyInput extends KeyAdapter
{
	private Handler handler;
	private boolean[] keyDown = new boolean[4];
	Game game;
	public KeyInput(Handler handler, Game game)
	{

		this.handler = handler;
		this.game = game;

		keyDown[0] = false; //W
		keyDown[1] = false; //S
		keyDown[2] = false; //D
		keyDown[3] = false; //A
	}

	public void keyPressed(KeyEvent e)
	{
		int key = e.getKeyCode();

		for(int i = 0; i < handler.object.size(); i++)
		{
			GameObject tempObject = handler.object.get(i);
			if(tempObject.getId() == ID.Player)
			{
				//key events for player 1
				if (key == KeyEvent.VK_W) {tempObject.setVelY(-6); keyDown[0] = true;}
				if (key == KeyEvent.VK_S) {tempObject.setVelY(6); keyDown[1] = true;}
				if (key == KeyEvent.VK_D) {tempObject.setVelX(6); keyDown[2] = true;}
				if (key == KeyEvent.VK_A) {tempObject.setVelX(-6); keyDown[3] = true;}
			}
			if(key == KeyEvent.VK_P)
			{
				if(game.gameState == STATE.Game)
				{
					if(Game.paused) Game.paused = false;
					else Game.paused = true;
				}
			}
			if(key == KeyEvent.VK_ESCAPE)
				{
					AL.destroy();
					System.exit(1);
				}
		}
	}
	public void keyReleased(KeyEvent e)
	{
		int key = e.getKeyCode();
		for(int i = 0; i < handler.object.size(); i++)
		{
			GameObject tempObject = handler.object.get(i);
			if(tempObject.getId() == ID.Player)
			{
				//key events for player 1
				if (key == KeyEvent.VK_W) keyDown[0] = false; //tempObject.setVelY(0);
				if (key == KeyEvent.VK_S) keyDown[1] = false; //tempObject.setVelY(0);
				if (key == KeyEvent.VK_D) keyDown[2] = false; //tempObject.setVelX(0);
				if (key == KeyEvent.VK_A) keyDown[3] = false; //tempObject.setVelX(0);

				//vertical movement
				if(!keyDown[0] && !keyDown[1]) tempObject.setVelY(0);
				//horizontal movement
				if(!keyDown[2] && !keyDown[3]) tempObject.setVelX(0);
			}

		}
	}
}