// 圖形學(xué)實驗Dlg.h : header file
//

#if !defined(AFX_DLG_H__B83B0CC3_BD2B_48AD_A23E_C9FDBEECF803__INCLUDED_)
#define AFX_DLG_H__B83B0CC3_BD2B_48AD_A23E_C9FDBEECF803__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

/////////////////////////////////////////////////////////////////////////////
// CMyDlg dialog


struct LiTipoint
{
	double x,y,z;
};


class CMyDlg : public CDialog
{
// Construction
public:
	//將點的邏輯坐標(biāo)映射為物理坐標(biāo),即屏幕坐標(biāo)
	CPoint ChangePoint(CPoint point);
	CMyDlg(CWnd* pParent = NULL);	// standard constructor
	//DDA法畫線
	int round(const float a);
	void lineDDA(int x0,int y0,int xEnd,int yEnd,COLORREF cr);
	//DDA法畫圓
	void CircleDDA(int x0,int y0,int r,COLORREF cr);
	//將點繞whichzhou指定 的軸旋轉(zhuǎn)一定角度之后,重新計算其坐標(biāo)值
	void changelitipoint(LiTipoint& a,char whichzhou,double cita );
	//判斷可見面
	bool PanduanKejianmian(LiTipoint a,LiTipoint b, LiTipoint c);
	//工具條控件
	CToolBar m_wndToolbar;
	//狀態(tài)
	int state;
	//畫線用到的用于保存線的起點與終點
	CPoint pointBegin,pointEnd;
	//畫圓時用于保存圓的外接矩形的左上頂點以及右下頂點
	CPoint CircleBeginPoint,CircleEndPoint;
	//用于實現(xiàn)雙緩沖時作為畫布用
	CBitmap mybitmap;
	//屏幕點的信息
	int pointdata[501][501];
	//多面體的邊長
	int a;
	//旋轉(zhuǎn)軸
	char zhou;
	//多面體頂點的坐標(biāo)數(shù)組
	LiTipoint A[5];
	LiTipoint LastA[5];
	//計時器狀態(tài)
	bool isTimerOn;
	bool isfirstview;
	//方向
	int fangxiang;
	//畫家算法原理演示時用的
	CPoint pshuzu[6][3];
	CRgn myrgn[6];
	CBrush mybrush[6];

	//{{AFX_DATA(CMyDlg)
	enum { IDD = IDD_MY_DIALOG };
		// NOTE: the ClassWizard will add data members here
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CMyDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CMyDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg void OnGuanyu();
	afx_msg void Onpoint();
	afx_msg void OnX30();
	afx_msg void On2Line();
	afx_msg void On2yuan();
	afx_msg void On3duomianti();
	afx_msg void OnClear();
	afx_msg void OnKUAIda();
	afx_msg void OnKUAIxiao();
	afx_msg void OnX60();
	afx_msg void OnX90();
	afx_msg void OnY30();
	afx_msg void OnY90();
	afx_msg void OnY60();
	afx_msg void OnYuan();
	afx_msg void OnExit();
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg BOOL OnEraseBkgnd(CDC* pDC);
	afx_msg BOOL PreTranslateMessage(MSG* pMsg);
	afx_msg void OnTimer(UINT nIDEvent);
	afx_msg void OnZ30();
	afx_msg void OnZ60();
	afx_msg void OnZ90();
	afx_msg void OnFuyuan();
	afx_msg void OnHuajia();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_DLG_H__B83B0CC3_BD2B_48AD_A23E_C9FDBEECF803__INCLUDED_)