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17 lines
604 B
17 lines
604 B
// 5. 主类，包含 main 方法进行测试
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public class ShapeTest {
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public static void main(String[] args) {
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// 创建对象
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Shape1 circle = new Circle();
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Shape1 rectangle = new Rectangle();
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Shape1 generalShape = new Shape1();
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// 创建工具类对象
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ShapeDrawer drawer = new ShapeDrawer();
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// 调用 drawShape 方法，体现多态
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drawer.drawShape(generalShape); // 输出：绘制形状
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drawer.drawShape(circle); // 输出：绘制圆形
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drawer.drawShape(rectangle); // 输出：绘制矩形
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}
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}
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