boxesgame4.java

游戏基础

package net.java.gamebase.sample.boxes.v4;

import java.awt.Component;
import java.awt.event.KeyEvent;
import java.util.Iterator;
import java.util.Random;

import javax.swing.JOptionPane;

import net.java.gamebase.core.GameBaseUI;
import net.java.gamebase.core.GameControlKeySetDummy;
import net.java.gamebase.core.GameControlKeySetOneAction;
import net.java.gamebase.sample.boxes.v2.Box;

/**
 * Create a timer that moves the GameCharMovable with the new KeySet that only
 * have the enter handling
 *
 * @author hlima
 *
 */
public class BoxesGame4
    extends GameBaseUI {

  public Queue2[] lanes;

  private GameActionEnter2 enterAction;

  private GameControlKeySetOneAction keySet;

  public static final int HORIZONTAL_SPACE = 8;

  public static final int VERTICAL_SPACE = 16;

  public static final int QUEUE_LIMIT = 14;

  public static final int BASE_SIZE = 32;

  public static void main(String[] args) {
    BoxesGame4 g = new BoxesGame4(640, 480);
    g.show();
  }

  public BoxesGame4(int width, int height) {
    super(width, height);

    lanes = new Queue2[9];
    for (int i = 0; i < lanes.length; i++) {
      lanes[i] = new Queue2();
    }
    setStep(700);

    enterAction = new GameActionEnter2(this);
    keySet = new GameControlKeySetOneAction(KeyEvent.VK_ENTER, enterAction);

    drawLanes();
    createNewBox();

  }

  /**
   * space of 16 before each line of boxes
   *
   */
  public void drawLanes() {
    for (int i = 0; i < lanes.length; i++) {
      Queue2 q = lanes[i];
      int line = (i * (BASE_SIZE + VERTICAL_SPACE)) + VERTICAL_SPACE;

      /**
       * note that the first one should be at the end of the line
       */
      for (int j = 0; j < q.size(); j++) {
        FallingBox2 box = q.getBox(j);
        int step = box.getWidth() + HORIZONTAL_SPACE;
        int column = (QUEUE_LIMIT - j + 1) * step;
        box.setX(column);
        box.setY(line);
      }

    }

  }

  public void createNewBox() {
    FallingBox2 box = new FallingBox2(HORIZONTAL_SPACE, VERTICAL_SPACE,
                                      this);

    box.setHorizontalSpace(VERTICAL_SPACE);
    box.setKeySet(keySet);
    add(box);
  }

  public synchronized void addToLane(FallingBox2 box) {

    box.stopFalling();
    box.setKeySet(GameControlKeySetDummy.getInstance());
    int position = box.getPosition();

    if (lanes[position].size() >= QUEUE_LIMIT) {
      JOptionPane.showMessageDialog(this, "Game Over");
    }
    else {
      lanes[position].addBox(box);
      drawLanes();
      checkDuplicates();
      createNewBox();
    }
  }

  public boolean isLastLane(FallingBox2 box) {
    if (box.getPosition() >= lanes.length - 1) {
      addToLane(box);
      return true;
    }
    return false;
  }

  public void checkDuplicates() {
    for (int i = 0; i < lanes.length; i++) {
      Queue2 q = lanes[i];
      int j = 0;
      while (j < q.size() - 2) {
        if (q.getBox(j).equals(q.getBox(j + 1))
            && q.getBox(j).equals(q.getBox(j + 2))) {

          Component box = (Component) q.remove(j);
          remove(box);
          box = (Component) q.remove(j);
          remove(box);
          box = (Component) q.remove(j);
          remove(box);
          repaint();
        }
        j++;
      }
    }

  }

  private void showQueue(Queue2 q) {
    for (int i = 0; i < q.size(); i++) {
      System.out.print(q.getBox(i).getColor() + " ");
    }
    System.out.print("\n");
  }

}