shutte~2.cpp

vc++net很不错的一个工具

// ShutterView.cpp : CShutterView 类的实现
//

#include "stdafx.h"
#include "Shutter.h"

#include "ShutterDoc.h"
#include "ShutterView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CShutterView

IMPLEMENT_DYNCREATE(CShutterView, CView)

BEGIN_MESSAGE_MAP(CShutterView, CView)
	// 标准打印命令
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
	ON_COMMAND(ID_HORIZONTAL, OnHorizontal)
	ON_COMMAND(ID_VERTICAL, OnVertical)
END_MESSAGE_MAP()

// CShutterView 构造/销毁

CShutterView::CShutterView()
{
	// TODO: 在此处添加构造代码
		m_hDrawDib=NULL;
	m_hDrawDib=DrawDibOpen();
	HBITMAP hBmp = (HBITMAP)LoadImage( NULL,"bitmap.bmp",IMAGE_BITMAP,0,0,LR_LOADFROMFILE );
	
	HDC hMemDC = CreateCompatibleDC( NULL );
	if (hMemDC)
	{
		// 获取位图大小
		BITMAP bm;
		GetObject(hBmp, sizeof(bm), &bm);
		m_size=CSize(bm.bmWidth,bm.bmHeight);

		// 创建32位深度的位图
		BITMAPINFOHEADER RGB32BITSBITMAPINFO=
		{
			sizeof(BITMAPINFOHEADER),bm.bmWidth,bm.bmHeight,
			1,32,BI_RGB,0,0,0,0,0
		};

		m_bmpSrc=CreateDIBSection(hMemDC,(BITMAPINFO *)&RGB32BITSBITMAPINFO,DIB_RGB_COLORS,(VOID **)&m_clrSrc,NULL,0);

		if( m_bmpSrc )
		{
			HBITMAP hOldBmp = (HBITMAP)SelectObject(hMemDC,m_bmpSrc);
			HDC hDC = CreateCompatibleDC(hMemDC);
			if (hDC)
			{
				HBITMAP hOldBmp2 = (HBITMAP)SelectObject(hDC, hBmp);
				BitBlt(hMemDC, 0, 0, bm.bmWidth, bm.bmHeight, hDC, 0, 0, SRCCOPY);
				SelectObject(hDC, hOldBmp2);
				DeleteDC(hDC);
			}
			SelectObject(hMemDC, hOldBmp);
		}
		DeleteDC(hMemDC);
	}

}

CShutterView::~CShutterView()
{
	if( m_hDrawDib != NULL)
	{
		DrawDibClose( m_hDrawDib);
		m_hDrawDib = NULL;
	}

	if( m_bmpSrc != NULL )
		DeleteObject(m_bmpSrc);
}

BOOL CShutterView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: 在此处通过修改 CREATESTRUCT cs 来修改窗口类或
	// 样式

	return CView::PreCreateWindow(cs);
}

// CShutterView 绘制

void CShutterView::OnDraw(CDC* pDC)
{
	CShutterDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);

	// TODO: 在此处为本机数据添加绘制代码
	if( m_hDrawDib != NULL && m_bmpSrc != NULL )
	{
		BITMAPINFOHEADER RGB32BITSBITMAPINFO=
		{
			sizeof(BITMAPINFOHEADER),m_size.cx,m_size.cy,
			1,32,BI_RGB,0,0,0,0,0
		};

		DrawDibRealize( m_hDrawDib, pDC->GetSafeHdc(), TRUE);

		DrawDibDraw( m_hDrawDib,pDC->GetSafeHdc(),10,10,m_size.cx,
			m_size.cy,&RGB32BITSBITMAPINFO,(LPVOID)m_clrSrc,
			0,0,m_size.cx,m_size.cy,DDF_BACKGROUNDPAL);
	}
}


// CShutterView 打印

BOOL CShutterView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// 默认准备
	return DoPreparePrinting(pInfo);
}

void CShutterView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: 打印前添加额外的初始化
}

void CShutterView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: 打印后添加清除过程
}


// CShutterView 诊断

#ifdef _DEBUG
void CShutterView::AssertValid() const
{
	CView::AssertValid();
}

void CShutterView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CShutterDoc* CShutterView::GetDocument() const // 非调试版本是内联的
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CShutterDoc)));
	return (CShutterDoc*)m_pDocument;
}
#endif //_DEBUG


// CShutterView 消息处理程序

void CShutterView::OnHorizontal()
{
	// TODO: 在此添加命令处理程序代码
	if( m_bmpSrc == NULL || m_hDrawDib == NULL ) return;
	Invalidate();
	BOOL bDone=FALSE;
	int i=0,j;
	//定义具有32位颜色深度的位图信息头数据结构
	BITMAPINFOHEADER RGB32BITSBITMAPINFO=
	{
		sizeof(BITMAPINFOHEADER),m_size.cx,m_size.cy,
		1,32,BI_RGB,0,0,0,0,0
	};

	CPaintDC dc(this);
    //实现DrawDib设备文本的调色板
	DrawDibRealize( m_hDrawDib, dc.GetSafeHdc(), TRUE);

	while( !bDone )
	{
		if( i > 20 )
		{
			i=20;
			bDone=TRUE;
		}
       //利用DrawDibDraw()函数，分行显示位图，产生水平百叶窗效果
		for(j=i;j<m_size.cy;j+=20) 
			DrawDibDraw( m_hDrawDib,dc.GetSafeHdc(),10,10+j,m_size.cx,
				1,&RGB32BITSBITMAPINFO,(LPVOID)m_clrSrc,
				0,j,m_size.cx,1,DDF_BACKGROUNDPAL);
		i++;
		//延迟0.1秒
		Sleep(100);
	}
}

void CShutterView::OnVertical()
{
	// TODO: 在此添加命令处理程序代码
	if( m_bmpSrc == NULL || m_hDrawDib == NULL ) return;
	Invalidate();
	BOOL bDone=FALSE;
	int i=0,j;
	//定义具有32位颜色深度的位图信息头数据结构
	BITMAPINFOHEADER RGB32BITSBITMAPINFO=
	{
		sizeof(BITMAPINFOHEADER),m_size.cx,m_size.cy,
		1,32,BI_RGB,0,0,0,0,0
	};

	CPaintDC dc(this);
	//实现DrawDib设备文本的调色板
	DrawDibRealize( m_hDrawDib, dc.GetSafeHdc(), TRUE);

	while( !bDone )
	{
		if( i > 20 )
		{
			i=20;
			bDone=TRUE;
		}
//利用DrawDibDraw()函数，分行显示位图，产生水平百叶窗效果
		for(j=i;j<m_size.cx;j+=20) 
			DrawDibDraw( m_hDrawDib,dc.GetSafeHdc(),10+j,10,1,
				m_size.cy,&RGB32BITSBITMAPINFO,(LPVOID)m_clrSrc,
				j,0,1,m_size.cy,DDF_BACKGROUNDPAL);
		i++;
		//延迟0.1秒
		Sleep(100);
	}
}