cdef extern from "Rectangle.h":
    ctypedef struct c_Rectangle "Rectangle":
        int x0, y0, x1, y1
        int getLength()
        int getHeight()
        int getArea()
        void move(int dx, int dy)
    c_Rectangle *new_Rectangle "new Rectangle" (int x0, int y0, int x1, int y1)
    void del_Rectangle "delete" (c_Rectangle *rect)

cdef class Rectangle:
    cdef c_Rectangle *thisptr      # hold a C++ instance which we're wrapping
    def __cinit__(self, int x0, int y0, int x1, int y1):
        self.thisptr = new_Rectangle(x0, y0, x1, y1)
    def __dealloc__(self):
        del_Rectangle(self.thisptr)
    def getLength(self):
        return self.thisptr.getLength()
    def getHeight(self):
        return self.thisptr.getHeight()
    def getArea(self):
        return self.thisptr.getArea()
    def move(self, dx, dy):
        self.thisptr.move(dx, dy)