package responsibility;

/**
 * DOC 技能接口，要绑定的技能都要实现这个接口
 * 
 */
public interface ISkill {

  public void castSkill();

}

package responsibility;

import java.util.ArrayList;
import java.util.List;

/**
 * DOC 宏类，用来把多个技能绑在一起，实现一键施放
 * 
 */
public class Macro {

  /**
   * DOC 多个技能绑在一起的集合
   */
  public List<ISkill> skills = new ArrayList<ISkill>();

  /**
   * 
   * DOC 按照绑定顺序施放技能.
   */
  public void castSkill() {
    for (int i = 0; i < skills.size(); i++) {
      skills.get(i).castSkill();
    }
  }

  /**
   * DOC 绑定技能.
   * 
   * @param skill
   */
  public void bindSkill(ISkill skill) {
    skills.add(skill);
  }

}

package responsibility;

/**
 * DOC 寒冰箭技能，无冷却时间
 * 
 */
public class IceArrow implements ISkill {

  @Override
  public void castSkill() {
    System.out.println("施放--》寒冰箭");
  }

}

package responsibility;

/**
 * DOC 冰血冷脉技能，冷却时间2分钟
 */
public class IceBloodFast implements ISkill {

  @Override
  public void castSkill() {
    // 这里可以用来判断技能是否在冷却当中,这里略去了
    System.out.println("施放--》冰血冷脉");
  }

}

package responsibility;

public class Main {

  public static void main(String[] args) {
    Macro macro = new Macro();
    macro.bindSkill(new IceBloodFast());
    macro.bindSkill(new IceArrow());
    macro.castSkill();
  }

}

正在施放--》冰血冷脉
施放--》寒冰箭