draw.java

来自「我用j2me编写的索爱手机有游戏程序屏幕（128*160）」· Java 代码 · 共 72 行

import javax.microedition.lcdui.*;


public class Draw {//绘制游戏中的图片

  public Draw(Canvas canvas) { //构造函数
  }

  public static boolean paint(Graphics g, byte img, int x, int y) {//在地图的x,y点绘制img指定的图片

    try {
      paint(g, img, x, y, Images.UNIT); //把地图x,y点转化成画布的绝对坐标，绘图
      return true;
    }
    catch (Exception ex) {
      return false;
    }
  }

  public static boolean paint(Graphics g, byte img, int x, int y, int unit) {//函数重载
    try {
      switch (img) {

        case Images.CAOCAO: //画曹操
     //变成绝对坐标，并做调整
           g.drawImage(Images.image_Caocao, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);

          break;
        case Images.GUANYU: //画关羽
           g.drawImage(Images.image_Guanyu, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;
        case Images.HUANGZHONG: //画黄忠
           g.drawImage(Images.image_Huangzhong, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;
        case Images.MACHAO: //画马超
           g.drawImage(Images.image_Machao, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;
        case Images.ZHANGFEI: //画张飞
           g.drawImage(Images.image_Zhangfei, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;
        case Images.ZHAOYUN: //画赵云
           g.drawImage(Images.image_Zhaoyun, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;
        case Images.ZU: //画卒
           g.drawImage(Images.image_Zu, Images.LEFT + x * unit,
                      Images.TOP + y * unit,
                      Graphics.TOP | Graphics.LEFT);
          break;

        default:
          break;
      }
      return true;
    }
    catch (Exception ex) {
      return false;
    }
  }
}