imageview.h

Visual C++_ 600 编程学习捷径

// ImageView.h : interface of the CImageView class
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_IMAGEVIEW_H__7CC9B352_531A_4F85_9CD9_4C152D948E94__INCLUDED_)
#define AFX_IMAGEVIEW_H__7CC9B352_531A_4F85_9CD9_4C152D948E94__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "imagemap.h"

#define MAP_TOOL_ARROW      0  //正常
#define MAP_TOOL_MOVE       1  //漫游
#define MAP_TOOL_ZOOM_IN    2  //放大
#define MAP_TOOL_ZOOM_OUT   3  //缩小

class CImageView : public CView
{
protected: // create from serialization only
	CImageView();
	DECLARE_DYNCREATE(CImageView)

// Attributes
public:
	CImageMap  m_map;

	int  m_nCurrentTool; //当前地图操作方式
	HCURSOR m_hCursor;

	CPoint m_OrgPoint;  //保存左键按下时的鼠标位置
	CPoint m_OldPoint;  //保存左键按下后上次鼠标位置
	BOOL   m_bIsLButtonDown;//左键是否按下

// Operations
public:
	CImageDoc* GetDocument();

// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CImageView)
	public:
	virtual void OnDraw(CDC* pDC);  // overridden to draw this view
	virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
	virtual void OnInitialUpdate();
	protected:
	virtual BOOL OnPreparePrinting(CPrintInfo* pInfo);
	virtual void OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo);
	virtual void OnEndPrinting(CDC* pDC, CPrintInfo* pInfo);
	//}}AFX_VIRTUAL

// Implementation
public:
	virtual ~CImageView();
#ifdef _DEBUG
	virtual void AssertValid() const;
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:

// Generated message map functions
protected:
	//{{AFX_MSG(CImageView)
	afx_msg void OnFileOpen();
	afx_msg int OnCreate(LPCREATESTRUCT lpCreateStruct);
	afx_msg void OnMouseMove(UINT nFlags, CPoint point);
	afx_msg void OnSize(UINT nType, int cx, int cy);
	afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
	afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
	afx_msg void OnEditSelect();
	afx_msg void OnUpdateEditSelect(CCmdUI* pCmdUI);
	afx_msg void OnEditZoomin();
	afx_msg void OnUpdateEditZoomin(CCmdUI* pCmdUI);
	afx_msg void OnEditZoomout();
	afx_msg void OnUpdateEditZoomout(CCmdUI* pCmdUI);
	afx_msg void OnEditMove();
	afx_msg void OnUpdateEditMove(CCmdUI* pCmdUI);
	afx_msg void OnEditZoomall();
	afx_msg BOOL OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message);
	afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

#ifndef _DEBUG  // debug version in ImageView.cpp
inline CImageDoc* CImageView::GetDocument()
   { return (CImageDoc*)m_pDocument; }
#endif

/////////////////////////////////////////////////////////////////////////////

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

#endif // !defined(AFX_IMAGEVIEW_H__7CC9B352_531A_4F85_9CD9_4C152D948E94__INCLUDED_)