设计模式例程

inc/abstract_factory.hpp

@@ -0,0 +1,79 @@
+#pragma once
+#include "common.hpp"
+
+class Shape      // <20><>״<EFBFBD>ӿ<EFBFBD>
+{
+public:
+	virtual void draw() = 0;
+
+};
+
+class Rectangle :public Shape
+{
+public:
+	void draw();
+};
+
+class Square :public Shape
+{
+public:
+	void draw();
+};
+
+class Circle :public Shape
+{
+public:
+	void draw();
+};
+
+class Color      // <20><>ɫ<EFBFBD>ӿ<EFBFBD>
+{
+public:
+	virtual void fill() = 0;
+
+};
+
+class Red :public Color
+{
+public:
+	void fill();
+};
+
+class Green :public Color
+{
+public:
+	void fill();
+};
+
+class Yellow :public Color
+{
+public:
+	void fill();
+};
+
+class AbstractFactory
+{
+public:
+	virtual Color* getColor(string color) = 0;
+	virtual Shape* getShape(string shape) = 0;
+};
+
+class ShapeFactory :public AbstractFactory
+{
+public:
+	Shape* getShape(string shape);
+	Color* getColor(string color);
+};
+
+class ColorFactory :public AbstractFactory
+{
+public:
+	Shape* getShape(string shape);
+	Color* getColor(string color);
+};
+
+class FactoryProducer
+{
+public:
+	AbstractFactory* getFactory(string choice);
+};