COLORREF CPreviewDC::SetBkColor( COLORREF crColor )
/*************************************************/
{
COLORREF crOldColor = ::SetBkColor( m_hAttribDC, crColor );
MirrorFont();
return( crOldColor );
}
CFont *CPreviewDC::SelectObject( CFont *pFont )
/*********************************************/
{
HFONT hOldFont = (HFONT)::SelectObject( m_hAttribDC, pFont->GetSafeHandle() );
MirrorFont();
return( CFont::FromHandle( hOldFont ) );
}
void CPreviewDC::SetScaleRatio( int nNumerator, int nDenominator )
/****************************************************************/
{
m_nScaleNum = nNumerator;
m_nScaleDen = nDenominator;
MirrorMappingMode( TRUE );
MirrorFont();
}
void CPreviewDC::SetAttribDC(HDC hDC)
{
ASSERT(hDC != NULL);
CDC::SetAttribDC(hDC);
MirrorMappingMode(TRUE);
MirrorFont();
MirrorAttributes();
}
void CPreviewDC::SetAttribDC( HDC hDC )
/*************************************/
{
CDC::SetAttribDC( hDC );
if( m_hDC != NULL ) {
MirrorAttributes();
MirrorFont();
MirrorMappingMode( TRUE );
}
}
void CPreviewDC::SetScaleRatio(int nNumerator, int nDenominator)
{
m_nScaleNum = nNumerator;
m_nScaleDen = nDenominator;
if (m_hAttribDC != NULL)
{
MirrorMappingMode(TRUE);
MirrorFont();
}
}
void CPreviewDC::SetOutputDC( HDC hDC )
/*************************************/
{
CDC::SetOutputDC( hDC );
m_nSaveDCIndex = ::SaveDC( m_hDC );
if( m_hAttribDC != NULL ) {
MirrorAttributes();
MirrorFont();
MirrorMappingMode( FALSE );
}
}
CGdiObject *CPreviewDC::SelectStockObject( int nIndex )
/*****************************************************/
{
if( nIndex == OEM_FIXED_FONT || nIndex == ANSI_FIXED_FONT ||
nIndex == ANSI_VAR_FONT || nIndex == SYSTEM_FONT ||
nIndex == DEVICE_DEFAULT_FONT || nIndex == SYSTEM_FIXED_FONT ||
nIndex == DEFAULT_GUI_FONT ) {
m_hPrinterFont = (HFONT)::GetStockObject( nIndex );
HGDIOBJ hOldFont = ::SelectObject( m_hAttribDC, m_hPrinterFont );
MirrorFont();
return( CGdiObject::FromHandle( hOldFont ) );
}
return( CDC::SelectStockObject( nIndex ) );
}
void CPreviewDC::SetOutputDC(HDC hDC)
{
ASSERT(hDC != NULL);
m_nSaveDCIndex = ::SaveDC(hDC); // restore in ReleaseOutputDC()
CDC::SetOutputDC(hDC);
if (m_hAttribDC != NULL)
{
MirrorMappingMode(FALSE);
if (m_hFont)
::SelectObject(m_hDC, m_hFont);
else
MirrorFont();
MirrorAttributes();
}
}
CFont* CPreviewDC::SelectObject(CFont* pFont)
{
if (pFont == NULL)
return NULL;
ASSERT(m_hAttribDC != NULL);
ASSERT_VALID(pFont);
CFont* pOldFont = (CFont*) CGdiObject::FromHandle(
::SelectObject(m_hAttribDC, pFont->m_hObject));
// If same as already selected, don't re-mirror screen font
if (m_hPrinterFont != pFont->m_hObject)
{
m_hPrinterFont = (HFONT)pFont->m_hObject;
MirrorFont();
}
return pOldFont;
}
BOOL CPreviewDC::RestoreDC(int nSavedDC)
{
ASSERT(m_hAttribDC != NULL);
BOOL bSuccess = ::RestoreDC(m_hAttribDC, nSavedDC);
if (bSuccess)
{
if (m_nSaveDCDelta != 0x7fff)
{
ASSERT(m_hDC != NULL); // removed Output DC after save
if (nSavedDC != -1)
nSavedDC += m_nSaveDCDelta;
bSuccess = ::RestoreDC(m_hDC, nSavedDC);
MirrorFont(); // mirror the font
}
else
{
ASSERT(m_hDC == NULL); // Added the Output DC after save
}
}
return bSuccess;
}
CGdiObject* CPreviewDC::SelectStockObject(int nIndex)
{
ASSERT(m_hAttribDC != NULL);
HGDIOBJ hObj = ::GetStockObject(nIndex);
switch (nIndex)
{
case ANSI_FIXED_FONT:
case ANSI_VAR_FONT:
case DEVICE_DEFAULT_FONT:
case OEM_FIXED_FONT:
case SYSTEM_FONT:
case SYSTEM_FIXED_FONT:
case DEFAULT_GUI_FONT:
// Handle the stock fonts correctly
{
CGdiObject* pObject = CGdiObject::FromHandle(
::SelectObject(m_hAttribDC, hObj));
// Don't re-mirror screen font if this is the same font.
if (m_hPrinterFont == (HFONT) hObj)
return pObject;
m_hPrinterFont = (HFONT) hObj;
ASSERT(m_hPrinterFont != NULL); // Do not allow infinite recursion
MirrorFont();
return pObject;
}
default:
if (m_hDC != NULL)
::SelectObject(m_hDC, hObj);
return CGdiObject::FromHandle(::SelectObject(m_hAttribDC, hObj));
}
}
