//shape圖形類    
//Shape.cpp

//包含的頭文件
#include "stdafx.h"
#include "Coordinate.h"	//
#include "Shape.h"

//類實現
IMPLEMENT_SERIAL(Shape,CObject,1)

Shape::Shape(){

}

Shape::~Shape(){

}

void Shape::drawShape(CDC *pDC,Coordinate co){	//畫圖，虛函數

}

void Shape::Serialize(CArchive& ar){			//串行化，虛函數	
	CObject::Serialize(ar);
	if(ar.IsStoring()){
		//storing
		ar <<expression;
	}
	else{
		//loading
		ar >>expression;
	}
}

CString Shape::getExpression(){ 	//獲取圖形的表達式
	return expression;
}