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我是一名初学Java程序员,已经在相当长的一段时间里辛苦了。我需要将下面的程序转换为OOP格式,并且不能无误地编译它。我想我会发布工作非格式化的程序,而不是我的失败和波涛汹涌的尝试。如果任何人都可以将下面的程序转换为OOP,那将非常感激。请原谅,因为我是新手,所以无能为力。将Java程序转换为面向对象的格式(基本)
感谢您的帮助
import java.awt.*;
public class Turtle3 {
public static void drawLine(Turtle myrtle, Color color, int x1, int y1, int x2, int y2) {
myrtle.hide();
myrtle.penUp();
myrtle.setPenColor(color);
myrtle.moveTo(x1, y1);
myrtle.penDown();
myrtle.moveTo(x2, y2);
}
public static void setPenWidth(int w) {
World worldObj = new World();
Turtle myrtle = new Turtle(200, 200, worldObj);
Turtle billy = new Turtle(100, 700, worldObj);
Turtle thomas = new Turtle(100, 100, worldObj);
myrtle.setColor(Color.RED);
myrtle.setPenWidth(50);
myrtle.forward(50);
myrtle.show();
billy.setColor(Color.BLUE);
billy.setPenWidth(100);
billy.forward(300);
thomas.show();
thomas.setColor(Color.BLACK);
thomas.setPenWidth(100);
thomas.forward(50);
thomas.show();
};
public static void main(String[] args) {
World worldObj = new World();
Turtle myrtleTheTurtle = new Turtle(0, 0, worldObj);
drawLine(myrtleTheTurtle, Color.RED, 10, 20, 700, 20);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 40, 700, 40);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 60, 700, 60);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 80, 700, 80);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 100, 700, 100);
drawLine(myrtleTheTurtle, Color.RED, 10, 120, 700, 120);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 140, 700, 140);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 160, 700, 160);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 180, 700, 180);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 200, 700, 200);
drawLine(myrtleTheTurtle, Color.RED, 10, 220, 700, 220);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 240, 700, 240);
drawLine(myrtleTheTurtle, Color.RED, 10, 260, 700, 260);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 280, 700, 280);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 300, 700, 300);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 320, 700, 320);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 340, 700, 340);
drawLine(myrtleTheTurtle, Color.RED, 10, 360, 700, 360);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 380, 700, 380);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 400, 700, 400);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 420, 700, 420);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 440, 700, 440);
drawLine(myrtleTheTurtle, Color.BLUE, 10, 460, 700, 460);
drawLine(myrtleTheTurtle, Color.BLACK, 10, 480, 700, 480);
drawLine(myrtleTheTurtle, Color.BLACK, 480, 10, 480, 700);
drawLine(myrtleTheTurtle, Color.BLACK, 180, 10, 180, 700);
drawLine(myrtleTheTurtle, Color.BLACK, 480, 10, 480, 700);
drawLine(myrtleTheTurtle, Color.BLACK, 330, 10, 330, 700);
setPenWidth(50);
}//end of main method
}//end of class
我不知道你的意思是“要将你的方法drawLine()移动到龟类“因为它已经和其他所有东西一样在这个类中。 –
找不到符号 - 方法隐藏这是我按照您的指示运行程序时得到的错误 –
您所有的东西都在Turtle3类中。我的意思是把它移到“乌龟”类,它定义了海龟的类型,比如默特尔,比利和托马斯 – goose121