PdfFont* PdfFontCache::GetDuplicateFontType1( PdfFont * pFont, const char* pszSuffix )
{
TCISortedFontList it = m_vecFonts.begin();
std::string id = pFont->GetIdentifier().GetName();
id += pszSuffix;
// Search if the object is a cached normal font
while( it != m_vecFonts.end() )
{
if( (*it).m_pFont->GetIdentifier() == id )
return (*it).m_pFont;
++it;
}
// Search if the object is a cached font subset
it = m_vecFontSubsets.begin();
while( it != m_vecFontSubsets.end() )
{
if( (*it).m_pFont->GetIdentifier() == id )
return (*it).m_pFont;
++it;
}
// Create a copy of the font
PODOFO_ASSERT( pFont->GetFontMetrics()->GetFontType() == ePdfFontType_Type1Pfb );
PdfFontMetrics *pMetrics = new PdfFontMetrics( &m_ftLibrary, pFont->GetFontMetrics()->GetFilename() );
PdfFont* newFont = new PdfFontType1( static_cast<PdfFontType1 *>(pFont), pMetrics, pszSuffix, m_pParent );
if( newFont )
{
std::string name = newFont->GetFontMetrics()->GetFontname();
name += pszSuffix;
TFontCacheElement element;
element.m_pFont = newFont;
element.m_bBold = newFont->IsBold();
element.m_bItalic = newFont->IsItalic();
element.m_sFontName = name;
element.m_pEncoding = newFont->GetEncoding();
m_vecFonts .push_back( element );
// Now sort the font list
std::sort( m_vecFonts.begin(), m_vecFonts.end() );
}
return newFont;
}
PdfFont* PdfFontCache::GetFont( PdfObject* pObject )
{
TCISortedFontList it = m_vecFonts.begin();
const PdfReference & ref = pObject->Reference();
// Search if the object is a cached normal font
while( it != m_vecFonts.end() )
{
if( (*it).m_pFont->GetObject()->Reference() == ref )
return (*it).m_pFont;
++it;
}
// Search if the object is a cached font subset
it = m_vecFontSubsets.begin();
while( it != m_vecFontSubsets.end() )
{
if( (*it).m_pFont->GetObject()->Reference() == ref )
return (*it).m_pFont;
++it;
}
// Create a new font
PdfFont* pFont = PdfFontFactory::CreateFont( &m_ftLibrary, pObject );
if( pFont )
{
TFontCacheElement element;
element.m_pFont = pFont;
element.m_bBold = pFont->IsBold();
element.m_bItalic = pFont->IsItalic();
element.m_sFontName = pFont->GetFontMetrics()->GetFontname();
element.m_pEncoding = NULL;
m_vecFonts .push_back( element );
// Now sort the font list
std::sort( m_vecFonts.begin(), m_vecFonts.end() );
}
return pFont;
}
PdfFont* PdfFontCache::CreateFontObject( TISortedFontList itSorted, TSortedFontList & rvecContainer,
PdfFontMetrics* pMetrics, bool bEmbedd, bool bBold, bool bItalic,
const char* pszFontName, const PdfEncoding * const pEncoding )
{
PdfFont* pFont;
try {
int nFlags = ePdfFont_Normal;
if( bEmbedd )
nFlags |= ePdfFont_Embedded;
if( bBold )
nFlags |= ePdfFont_Bold;
if( bItalic )
nFlags |= ePdfFont_Italic;
pFont = PdfFontFactory::CreateFontObject( pMetrics, nFlags, pEncoding, m_pParent );
if( pFont )
{
TFontCacheElement element;
element.m_pFont = pFont;
element.m_bBold = pFont->IsBold();
element.m_bItalic = pFont->IsItalic();
element.m_sFontName = pszFontName;
element.m_pEncoding = pEncoding;
// Do a sorted insert, so no need to sort again
rvecContainer.insert( itSorted, element );
}
} catch( PdfError & e ) {
e.AddToCallstack( __FILE__, __LINE__ );
e.PrintErrorMsg();
PdfError::LogMessage( eLogSeverity_Error, "Cannot initialize font: %s\n", pszFontName ? pszFontName : "" );
return NULL;
}
return pFont;
}