package grav;


import java.awt.*;
import java.awt.event.*;

public class Main extends Frame implements MouseMotionListener, KeyListener {
    Image imageBuffer = null;
    Insets insets;
    boolean rebuild = false;
    int rebuildNum = 0;
    
    grav thing;
    gwell gravp;
    
    public Main(String title, int size){
        super(title);
        addWindowListener(new WindowCloser());
        addKeyListener(this);
	addMouseMotionListener(this);
        insets = getInsets();
        setVisible(true);
        super.setSize(size + insets.left + insets.right, size + insets.top + insets.bottom);
        imageBuffer = createImage(size, size);
        thing = new grav(size, 20000, getG(), this);
        gravp = thing.getgrav();
        thing.run();
    }
    
    public static void main(String[] args) {
        Main test =  new Main("gravity", 800);
    }

    public void paint(Graphics g){
        if (imageBuffer != null)
            g.drawImage(imageBuffer, insets.left, insets.top, null);
    }

    public void update(Graphics g){
        paint(g);
    }

    public Graphics getG(){
        return imageBuffer.getGraphics();
    }
    
    public void mouseMoved(MouseEvent e){
        e.consume();
    }
    
    public void mouseDragged(MouseEvent e){
        gravp.x = e.getX();
        gravp.y = e.getY();
        e.consume();
    }

    public void keyTyped(KeyEvent e) {
    }

    public void keyPressed(KeyEvent e) {
        if(KeyEvent.VK_SPACE == e.getKeyCode()){
            rebuildNum = (int)(Math.random()*5);
            rebuild = true;
        } else if (KeyEvent.VK_0 == e.getKeyCode()){
            rebuildNum = 0;
            rebuild = true;
        } else if (KeyEvent.VK_1 == e.getKeyCode()){
            rebuildNum = 1;
            rebuild = true;
        } else if (KeyEvent.VK_2 == e.getKeyCode()){
            rebuildNum = 2;
            rebuild = true;
        } else if (KeyEvent.VK_3 == e.getKeyCode()){
            rebuildNum = 3;
            rebuild = true;
        } else if (KeyEvent.VK_4 == e.getKeyCode()){
            rebuildNum = 4;
            rebuild = true;
        }
    }

    public void keyReleased(KeyEvent e) {
    }
}
class WindowCloser extends WindowAdapter{
    public void windowClosing(WindowEvent e){
        System.exit(0);
    }
}