GDI+ 添加图片资源函数封装

来源：互联网发布：c语言三个整数排序编辑：程序博客网时间：2024/06/09 18:24

BOOL LoadImageFromResourceID( UINT nResID, Gdiplus::Image* &pImg );

Gdiplus::Image *m_pImg[19];

BOOL CTranceDlg::LoadImageFromResourceID( UINT nResID, Gdiplus::Image* &pImg )
{
HRSRC hRes = FindResourceW( NULL, MAKEINTRESOURCEW( nResID ), L"PNG" );

if ( NULL == hRes )
{
return FALSE;
}

DWORD dwSize = SizeofResource( NULL, hRes );

HGLOBAL hGlobal = LoadResource( NULL, hRes );
HGLOBAL hMem = GlobalAlloc( GMEM_FIXED | GMEM_MOVEABLE, dwSize );

if ( NULL == hMem )
{
return FALSE;
}

BYTE* lpRes = ( BYTE* )LockResource( hGlobal );
BYTE* lpMem = ( BYTE* )GlobalLock( hMem );

memcpy( lpMem, lpRes, dwSize );

IStream* pStream = NULL;

CreateStreamOnHGlobal( lpMem, TRUE, &pStream );

GlobalUnlock( hMem );

pImg = Gdiplus::Image::FromStream( pStream );

pStream->Release();

return TRUE;
}

// TODO: 在此添加额外的初始化代码
    int iResult = 0;
    //背景
iResult += LoadImageFromResourceID( IDB_PNG_MAIN, m_pImg[0] );
    //添加日志
iResult += LoadImageFromResourceID( IDB_PNG_ADDLOG, m_pImg[1] );
iResult += LoadImageFromResourceID( IDB_PNG_ADDLOG_H, m_pImg[2] );
    //显示轨迹
iResult += LoadImageFromResourceID( IDB_PNG_SHOWTRACK, m_pImg[3] );
iResult += LoadImageFromResourceID( IDB_PNG_SHOWTRACK_H, m_pImg[4] );