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27 lines
1.3 KiB
27 lines
1.3 KiB
package tiaozhanti;
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import jichuti.Circle;
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public class ChallengeTest {
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public static void main(String[] args) {
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// 1. 测试图形转换
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ShapeConverter converter = new BasicShapeConverter();
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Circle circle = new Circle("yellow", 2); // 面积≈12.57
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Oval oval = (Oval) converter.convert(circle, Oval.class); // 圆形→椭圆形
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Circle convertedCircle = (Circle) converter.convert(oval, Circle.class); // 椭圆形→圆形
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// 2. 测试复合图形
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CompositeShape composite = new CompositeShape("mixed");
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composite.addShape(new Square()); // 面积9
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composite.addShape(new Circle("blue", 2)); // 面积≈12.57
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composite.addShape(new Oval("green", 2, 1)); // 面积≈6.28
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// 输出结果
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System.out.println("\n=== 挑战题测试结果 ===");
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System.out.println("圆形转椭圆形面积：" + String.format("%.2f", oval.getArea()));
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System.out.println("椭圆形转回圆形面积：" + String.format("%.2f", convertedCircle.getArea()));
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System.out.println("\n复合图形包含 " + composite.getChildren().size() + " 个子图形");
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System.out.println("复合图形总面积：" + String.format("%.2f", composite.getArea()));
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}
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} |