vc++2005中如何使用Picture Control控件或其他代码显示jpg图片
vc++2005中怎么使用Picture Control控件或其他代码显示jpg图片?
vc++2005中怎么使用Picture Control控件或其他代码显示jpg图片,
使用控件,或代码,?只要加载并显示就可以,谢谢!
------解决方案--------------------
HBITMAP m_RedBall
m_RedBall = (HBITMAP)::LoadImage(AfxGetInstanceHandle(),
".\\小绿灯.bmp", IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION|LR_LOADFROMFILE);
m_Picture1.SetBitmap(m_RedBall);
------解决方案--------------------
从网上找到的,试试
int CZServerView::ShowJpg(CString strPath, int x, int y,int picType)
{
switch(picType)
{
case 0:curPic0=strPath;break;
case 1:curPic1=strPath;break;
case 2:curPic2=strPath;
}
IStream *pStm;
CFileStatus fstatus;
CFile file;
LONG cb;
CDC* pDC;
CRect rect;
switch(picType)
{
case 0:pDC = GetDlgItem(IDC_FIRST)->GetDC();GetDlgItem(IDC_FIRST)->GetWindowRect(rect);break; //第一幅车图片
case 1:pDC = GetDlgItem(IDC_SECOND)->GetDC();GetDlgItem(IDC_SECOND)->GetWindowRect(rect);break; //第二幅车图片
case 2:pDC = GetDlgItem(IDC_PLATE)->GetDC();GetDlgItem(IDC_PLATE)->GetWindowRect(rect); //号牌图片
}
//打开文件并检测文件的有效性
if (file.Open(strPath,CFile::modeRead)&&file.GetStatus(strPath,fstatus)&&((cb = fstatus.m_size)!=-1))
{
HGLOBAL hGlobal = GlobalAlloc(GMEM_MOVEABLE, cb);
LPVOID pvData = NULL;
if (hGlobal != NULL)
{
pvData = GlobalLock(hGlobal);
if (pvData != NULL)
{
file.Read(pvData,cb);
GlobalUnlock(hGlobal);
CreateStreamOnHGlobal(hGlobal, TRUE, &pStm);
}
}
}
else
{
return false;
} //打开文件结束
//显示JPEG和GIF格式的图片,GIF只能显示一帧,还不能显示动画//要显示动画GIF请使用ACTIVE控//件。
IPicture *pPic;
//load image from file stream
if(SUCCEEDED(OleLoadPicture(pStm,fstatus.m_size,TRUE,IID_IPicture,(LPVOID*)&pPic)))
{
OLE_XSIZE_HIMETRIC hmWidth;
OLE_YSIZE_HIMETRIC hmHeight;
pPic->get_Width(&hmWidth);
pPic->get_Height(&hmHeight);
double fX,fY;
//get image height and width
fX = (double)pDC->GetDeviceCaps(HORZRES)*(double)hmWidth*0.9/((double)pDC->GetDeviceCaps(HORZSIZE)*100.0);
fY = (double)pDC->GetDeviceCaps(VERTRES)*(double)hmHeight*0.9/((double)pDC->GetDeviceCaps(VERTSIZE)*100.0);
if(FAILED(pPic->Render(*pDC,x,y,rect.Width(),rect.Height(),0,hmHeight,hmWidth,-hmHeight,NULL)))
{
pPic->Release();
return false;
}
pPic->Release();
}
else
vc++2005中怎么使用Picture Control控件或其他代码显示jpg图片,
使用控件,或代码,?只要加载并显示就可以,谢谢!
------解决方案--------------------
HBITMAP m_RedBall
m_RedBall = (HBITMAP)::LoadImage(AfxGetInstanceHandle(),
".\\小绿灯.bmp", IMAGE_BITMAP, 0, 0, LR_CREATEDIBSECTION|LR_LOADFROMFILE);
m_Picture1.SetBitmap(m_RedBall);
------解决方案--------------------
从网上找到的,试试
int CZServerView::ShowJpg(CString strPath, int x, int y,int picType)
{
switch(picType)
{
case 0:curPic0=strPath;break;
case 1:curPic1=strPath;break;
case 2:curPic2=strPath;
}
IStream *pStm;
CFileStatus fstatus;
CFile file;
LONG cb;
CDC* pDC;
CRect rect;
switch(picType)
{
case 0:pDC = GetDlgItem(IDC_FIRST)->GetDC();GetDlgItem(IDC_FIRST)->GetWindowRect(rect);break; //第一幅车图片
case 1:pDC = GetDlgItem(IDC_SECOND)->GetDC();GetDlgItem(IDC_SECOND)->GetWindowRect(rect);break; //第二幅车图片
case 2:pDC = GetDlgItem(IDC_PLATE)->GetDC();GetDlgItem(IDC_PLATE)->GetWindowRect(rect); //号牌图片
}
//打开文件并检测文件的有效性
if (file.Open(strPath,CFile::modeRead)&&file.GetStatus(strPath,fstatus)&&((cb = fstatus.m_size)!=-1))
{
HGLOBAL hGlobal = GlobalAlloc(GMEM_MOVEABLE, cb);
LPVOID pvData = NULL;
if (hGlobal != NULL)
{
pvData = GlobalLock(hGlobal);
if (pvData != NULL)
{
file.Read(pvData,cb);
GlobalUnlock(hGlobal);
CreateStreamOnHGlobal(hGlobal, TRUE, &pStm);
}
}
}
else
{
return false;
} //打开文件结束
//显示JPEG和GIF格式的图片,GIF只能显示一帧,还不能显示动画//要显示动画GIF请使用ACTIVE控//件。
IPicture *pPic;
//load image from file stream
if(SUCCEEDED(OleLoadPicture(pStm,fstatus.m_size,TRUE,IID_IPicture,(LPVOID*)&pPic)))
{
OLE_XSIZE_HIMETRIC hmWidth;
OLE_YSIZE_HIMETRIC hmHeight;
pPic->get_Width(&hmWidth);
pPic->get_Height(&hmHeight);
double fX,fY;
//get image height and width
fX = (double)pDC->GetDeviceCaps(HORZRES)*(double)hmWidth*0.9/((double)pDC->GetDeviceCaps(HORZSIZE)*100.0);
fY = (double)pDC->GetDeviceCaps(VERTRES)*(double)hmHeight*0.9/((double)pDC->GetDeviceCaps(VERTSIZE)*100.0);
if(FAILED(pPic->Render(*pDC,x,y,rect.Width(),rect.Height(),0,hmHeight,hmWidth,-hmHeight,NULL)))
{
pPic->Release();
return false;
}
pPic->Release();
}
else