facade 外观模式

#include <iostream>
using namespace std;
//外观模式 最简单的模式 不需要虚函数 继承等
class foo
{
public:
    void show()
    {
        cout<<"foo::show()"<<endl;
    }
};

class bar
{
public:
    void show()
    {
        cout<<"bar::show()"<<endl;
    }
};

class facade
{
public:
    facade()
    : m_foo(new foo()),m_bar(new bar())
    {

    }

    ~facade()
    {
        delete m_foo;
        delete m_bar;
    }

    void show()
    {
        m_foo->show();
        m_bar->show();
    }
private:
    foo *m_foo;
    bar *m_bar;
};

int main()
{
    facade ofac;
    ofac.show();
    return 0;
}