class Mall
{

protected :
    int x, y, z;

public :
    void Draw() {};

};

class Road : public Mall
{

private :
    int x, y, z;

public :
    Road(int x, int y, int z)
    {
        this->x = x;
        this->y = y;
        this->z = z;
    }

public :
    void Draw()
    {
        glTranslated(x, y, z);

        //Quad Road
        glBegin(GL_POLYGON);
        glVertex3f(-7.0f, -8.0f, 0.0f);
        glVertex3f(7.0f, -8.0f, 0.0f);
        glVertex3f(5.0f, 8.0f, 0.0f);
        glVertex3f(-5.0f, 8.0f, 0.0f);
        glEnd();

    }
};