DrawImage

import java.awt.*;
import java.net.URL;
import java.util.Random;

/**
 * Created by kalin on 06.06.16.
 */
public class Platform {


    private int dx;
    private int x;
    private int y;
    private int whdth;
    private int height;
    private URL url;
    private Image plat;
    private float frame = 0;

    public Platform(int x, int y) {
        this.x = x;
        this.y = y;
        whdth = 201;
        height = 51;
        dx = -1;

        plat = Pictures.platform;
    }

    public void update (StartingPoints sp, Ball b){

        int tester = (int)(frame + .2);
        if (tester < 3){
            frame += .2;
        }else {
            frame = 0;
        }
        x +=dx;
        checkForCollision(b);
        //move  right to left
        if (x < 0 - whdth){
            Random r = new Random();
            //random position
            y =  sp.getHeight() - 40  - r.nextInt(400);
            x = sp.getWidth() + r.nextInt(300);
        }

    }

    private void checkForCollision(Ball b) {

        int ballX = b.getX();
        int ballY = b.getY();
        int radius = b.getRadius();

        if (ballY + radius > y && ballY + radius < y + height){
            if (ballX > x && ballX < x + whdth) {
                double newDY = b.getGameDy();
                b.setY(y-radius);
                b.setDy(newDY);
            }
        }
    }

    public void paint(Graphics g){
        g.setColor(Color.BLUE);

        g.fillRect(x,y,whdth,height);

        g.drawImage(plat,x, y, x + whdth, y + height, 0 , 55 * (int)frame,  201, 55 * (int)frame + 55 ,Pictures.sp);

    }

}