// Gecko Class
// Gecko.java

// Imports
import java.awt.*;
import java.applet.Applet;
import java.util.*;

public class Gecko extends DirectionalSprite {
  // Gecko action flags (extended sprite action flags, must be > 2)
  public static final int SA_ADDGILAMONSTER = 3,
                                     SA_ADDBULLET = 7;
  public static Image[][] image;
  public int shoot;
  public Point bulletdir;

  /** Constructor*/
  public Gecko(Component comp) {
    super(comp, image, 0, 1, 0, new Point(42, 437), new
      Point(0, 0), 30, Sprite.BA_STOP, 0);
  }

  /** Initializes the images.*/
  public static void initResources(Applet app, MediaTracker tracker,
    int id) {
    image = new Image[8][2];
    for (int i = 0; i < 8; i++) {
      for (int j = 0; j < 2; j++) {
        image[i][j] = app.getImage(app.getCodeBase(),
          "Res/Hero" + i + j + ".gif");
//          "Res/Gecko" + i + j + ".gif");
        tracker.addImage(image[i][j], id);
      }
    }
  }

  /** Changes the collision square to be smaller the the actual image.*/
  protected void setCollision() {
    collision = new Rectangle(position.x + 6, position.y + 6,
      position.width - 6, position.height - 6);
  }

  /** This updates the status of the gecko*/
  public BitSet update() {
    BitSet action = super.update();

    // Toggle the frame and clear the velocity
    if (velocity.x != 0 || velocity.y != 0) {
      frame = 1 - frame;
      setVelocity(new Point(0, 0));
    }	// End if statement--reset velocity

    // Did he shoot?
    if (shoot >= 1) {
      /** This sets the flag to add a bullet.*/
      shoot = 0;
      action.set(Sprite.SA_ADDSPRITE);
      action.set(Gecko.SA_ADDBULLET);
    }	// End if statement--did he shoot?

    if (WarMan.level == 1) {
      if (position.y < 2) {	/** Does he exit the room to the top?*/
        // reposition the gecko
        position.y = 471;
        WarMan.roomchange = 1;
        if (WarMan.room == 5)
          WarMan.room = 2;
        else if (WarMan.room == 6)
          WarMan.room = 3;
        else if (WarMan.room == 7)
          WarMan.room = 4;
        else if (WarMan.room == 8)
          WarMan.room = 5;
        else if (WarMan.room == 9)
          WarMan.room = 6;
      }	// End if statement--go to top?
      if (position.y > 472) {	/** Does he exit the room to the bottom?*/
        // reposition the gecko
        position.y = 3;
        WarMan.roomchange = 1;
        if (WarMan.room == 2)
          WarMan.room = 5;
        else if (WarMan.room == 3)
          WarMan.room = 6;
        else if (WarMan.room == 4)
          WarMan.room = 7;
        else if (WarMan.room == 5)
          WarMan.room = 8;
        else if (WarMan.room == 6)
          WarMan.room = 9;
      }	// End if statement--go to bottom?
      if (position.x < 2) {	/** Does he exit the room to the left?*/
        // reposition the gecko
        position.x = 471;
        WarMan.roomchange = 1;
        if (WarMan.room == 1)
          WarMan.badcount = 0;
        else if (WarMan.room == 2)
          WarMan.room = 1;
        else if (WarMan.room == 3)
          WarMan.room = 2;
        else if (WarMan.room == 5)
          WarMan.room = 4;
        else if (WarMan.room == 8)
          WarMan.room = 7;
        else if (WarMan.room == 9)
          WarMan.room = 8;
      }	// End if statement--go to left?
      if (position.x > 472) {	/** Does he exit the room to the right?*/
        // reposition the gecko
        position.x = 3;
        WarMan.roomchange = 1;
        if (WarMan.room == 1)
          WarMan.room = 2;
        else if (WarMan.room == 2)
          WarMan.room = 3;
        else if (WarMan.room == 4)
          WarMan.room = 5;
        else if (WarMan.room == 7)
          WarMan.room = 8;
        else if (WarMan.room == 8)
          WarMan.room = 9;
      }	// End if statement--go to right?
   }	// End if statement--if (WarMan.level == 1)

    return action;
  }	// End update function

  protected Sprite addSprite(BitSet action) {
    /** This adds a bullet if the flag is set.*/ 
    if (action.get(Gecko.SA_ADDBULLET)) {
      switch (direction) {
      case 0:
        return new Bullet(component, new Point((position.x + 1),
          position.y), new Point(0, -15));
      case 1:
        return new Bullet(component, new Point((position.x + 5),
          position.y + 5), new Point(15, -15));
      case 2:
        return new Bullet(component, new Point((position.x + 6),
          position.y), new Point(15, 0));
      case 3:
        return new Bullet(component, new Point((position.x + 15),
          position.y + 3), new Point(15, 15));
      case 4:
        return new Bullet(component, new Point((position.x + 22),
          position.y + 6), new Point(0, 15));
      case 5:
        return new Bullet(component, new Point((position.x + 17),
          position.y + 17), new Point(-15, 15));
      case 6:
        return new Bullet(component, new Point((position.x + 1),
          position.y + 22), new Point(-15, 0));
      case 7:
        return new Bullet(component, new Point((position.x + 5),
          position.y + 17), new Point(-15, -15));
      }	// End switch statement
    }	// End if statement
    return null;
  }	// End function addSprite
}	// End class Gecko