vc 实现饼图

vc MFC 实现饼图 class CChartWnd : public CWnd { // public: void Init(); BOOL CreateWnd(LPCTSTR pTitle, RECT ▭,CWnd* pParentWnd=NULL); //增加一项 void AddPie(tagPieInfo PieInfo); //删除一项 void ReMoveAt(int index); //删除所有 void ReMoveAll(); //设置每一项fVaule的值为0.0 void SetPieVauleInit(); //设置指定项的fVaule值 void SetVauleAt(int index,double fVaule); //设置指定项的color值 void SetColorAt(int index,COLORREF color); //设置指定项的strKey值 void SetKeyAt(int index,CString strKey); void SetBkColor(COLORREF colorBK,BOOL bRefrash = TRUE); void SetDrawType(DRAW_TYPE nDrawType); public: void DrawZhuZhuangTu(CDC* pDc); void DrawBingTu(CDC* pDc); public: CChartWnd(); virtual ~CChartWnd();