// DirectionalSprite Class
// DirectionalSprite.java

// Imports
import java.awt.*;
import java.util.Random;

public class DirectionalSprite extends Sprite {

  protected static final int[][] velDirs = {
    {0, -1}, {1, -1}, {1, 0}, {1, 1},
    {0, 1}, {-1, 1}, {-1, 0}, {-1, -1} };
  protected Image[][] image;
  protected int       direction;

  public DirectionalSprite(Component comp, Image[] img, Point pos,
    Point vel, int z, int ba, int d) {
    super(comp, img[d], pos, vel, z, ba);
    image[0] = img;
    setDirection(d);
  }

  public DirectionalSprite(Component comp, Image[][] img, int f,
    int fi, int fd, Point pos, Point vel, int z, int ba, int d) {
    super(comp, img[d], f, fi, fd, pos, vel, z, ba);
    image = img;
    setDirection(d);
  }

  public int getDirection() {
    return direction;
  }

  public void setDirection(int dir) {
    // Set the direction
    if (dir < 0)
      dir = 7;
    else if (dir > 7)
      dir = 0;
    direction = dir;

    // Change the velocity
    velocity.x *= velDirs[dir][0];
    velocity.y *= velDirs[dir][1];

    // Set the image
    setImage(image[dir]);
  }

  public void setVelocity(Point vel)
  {
    velocity = vel;

    // Change the direction
    if (vel.x == 0 && vel.y == 0)
      return;
    if (vel.x == 0)
      direction = (vel.y + 1) * 2;
    else if (vel.x == 1)
      direction = vel.y + 1;
    else if (vel.x == -1)
      direction = -vel.y + 6;
  }
}