MovingObjectsPanel.java

import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.AbstractAction;
import javax.swing.KeyStroke;
import javax.swing.Timer;// this timer is best with Swing Components
import javax.swing.JPanel;


public class MovingObjectsPanel extends JPanel {
	////here is my code that creates the animation:  This code goes in the 
	////Panel class
	private Timer t;// belongs to the class
	private final int tickRate = 15;
	final Dimension defaultDim;// = new Dimension(800,600);
	PlatformerMap gm;

	public MovingObjectsPanel(Dimension dim) {
		defaultDim = dim;
		this.setPreferredSize(defaultDim);
		setUpKeyMappings();
		makeGameMap();
		t.start();// start the timer which starts the "ticking"
	}
	private void makeGameMap() {
		gm = new PlatformerMap();// let the map know what dim is
		ActionListener aL = new ActionListener() {// fires off every 10 ms
			@Override
			public void actionPerformed(ActionEvent arg0) {
				gm.tick();// I tell the GameMap to tick... do what
				// you do every time the clock goes off.
				repaint();// naturally, we want to see the new view
			}
		};
		t = new Timer(tickRate, aL);// this semicolon is here because it is the end of the new Timer construction...
	}


	public MovingObjectsPanel() {
		this( new Dimension(900,1600));
	}
	protected void paintComponent(Graphics g) {
		super.paintComponent(g);  
		gm.draw(g); 
	}

	private void setUpKeyMappings() {
		// maps keys with actions...
		//  The code below maps a KeyStroke to an action to be performed
		// In this case I mapped the space bar key to the action named "shoot"
		// Whenever someone hits the Space Bar the action shoot is sent out

		this.getInputMap().put(KeyStroke.getKeyStroke("SPACE"),"shoot");

		this.getInputMap().put(KeyStroke.getKeyStroke("released W"), "stop");
		this.getInputMap().put(KeyStroke.getKeyStroke("released S"), "stop");
		this.getInputMap().put(KeyStroke.getKeyStroke("released D"), "stop");
		this.getInputMap().put(KeyStroke.getKeyStroke("released A"), "stop");

		//  This associates the command shoot with some action.  In this 
		// case, the action triggers a shoot command invoked on my GameMap.  In general, whatever 
		// goes in the actionPerformed method will be executed when a shoot command
		// is sent...
        IsKeyPressed.detectKeyPress();
        new Thread(new Runnable() {
            @Override
            public void run() {
                new Timer(60, new ActionListener() {
                    @Override
                    public void actionPerformed (ActionEvent actionEvent){
                        if (IsKeyPressed.isWPressed() || IsKeyPressed.isUpPressed()) {
                            gm.moveUp();;
                        }
                        if (IsKeyPressed.isSPressed() || IsKeyPressed.isDownPressed()) {
                            gm.moveDown();
                        }
                        if (IsKeyPressed.isAPressed() || IsKeyPressed.isLeftPressed()) {
                            gm.moveLeft();
                        }
                        if (IsKeyPressed.isDPressed() || IsKeyPressed.isRightPressed()) {
                            gm.moveRight();;
                        }
                    }
                }).start();
            }
        }).start();
		
		//---------------
		this.getActionMap().put("shoot",new AbstractAction(){
			@Override
			public void actionPerformed(ActionEvent e) {

				gm.shoot();
			}
		});
		this.getActionMap().put("stop",new AbstractAction(){
			@Override
			public void actionPerformed(ActionEvent e) {

				gm.stopDoge();
			}
		});

	

		this.requestFocusInWindow();	
		/*
		new Timer(750, new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				gm.shoot();
			}
		}).start();
		*/
	}

}