SFont *FontServer::OpenFont( const std::string & cFamily, const std::string & cStyle )
{
FontFamily *pcFamily;
SFont *pcFont = NULL;
if( Lock() )
{
if( ( pcFamily = FindFamily( cFamily ) ) )
{
pcFont = pcFamily->FindStyle( cStyle );
}
Unlock();
}
return ( pcFont );
}
SFontInstance *FontServer::OpenInstance( const std::string & cFamily, const std::string & cStyle, const FontProperty & cFP )
{
FontFamily *pcFamily;
g_cFontLock.Lock();
if( ( pcFamily = FindFamily( cFamily ) ) )
{
SFont *pcFont = pcFamily->FindStyle( cStyle );
if( pcFont != NULL )
{
SFontInstance *pcInstance = pcFont->OpenInstance( cFP );
if( pcInstance != NULL )
{
g_cFontLock.Unlock();
return ( pcInstance );
}
}
}
g_cFontLock.Unlock();
return ( NULL );
}
void FontServer::ScanDirectory( const char *pzPath )
{
DIR *hDir;
dirent *psEntry;
g_cFontLock.Lock();
std::map <std::string, FontFamily * >::iterator cFamIter;
for( cFamIter = m_cFamilies.begin(); cFamIter != m_cFamilies.end( ); ++cFamIter )
{
std::map <std::string, SFont * >::iterator cStyleIter;
for( cStyleIter = ( *cFamIter ).second->m_cFonts.begin(); cStyleIter != ( *cFamIter ).second->m_cFonts.end( ); ++cStyleIter )
{
( *cStyleIter ).second->SetDeletedFlag( true );
}
}
if( ( hDir = opendir( pzPath ) ) )
{
int nCount = 0;
while( ( psEntry = readdir( hDir ) ) )
{
FT_Face psFace;
FT_Error nError;
char zFullPath[PATH_MAX];
if( strcmp( psEntry->d_name, "." ) == 0 || strcmp( psEntry->d_name, ".." ) == 0 )
{
continue;
}
strcpy( zFullPath, pzPath );
pathcat( zFullPath, psEntry->d_name );
nError = FT_New_Face( m_hFTLib, zFullPath, 0, &psFace );
if( nError != 0 )
{
continue;
}
FT_CharMap psCharMap;
int i;
for( i = 0; i < psFace->num_charmaps; i++ )
{
psCharMap = psFace->charmaps[i];
if( psCharMap->platform_id == 3 && psCharMap->encoding_id == 1 )
{ // Windows unicode
goto found;
}
}
for( i = 0; i < psFace->num_charmaps; i++ )
{
psCharMap = psFace->charmaps[i];
if( psCharMap->platform_id == 1 && psCharMap->encoding_id == 0 )
{ // Apple unicode
goto found;
}
}
for( i = 0; i < psFace->num_charmaps; i++ )
{
psCharMap = psFace->charmaps[i];
if( psCharMap->platform_id == 3 && psCharMap->encoding_id == 0 )
{ // Windows symbol
goto found;
}
}
for( i = 0; i < psFace->num_charmaps; i++ )
{
psCharMap = psFace->charmaps[i];
if( psCharMap->platform_id == 0 && psCharMap->encoding_id == 0 )
{ // Apple roman
goto found;
}
}
for( i = 0; i < psFace->num_charmaps; i++ )
{
psCharMap = psFace->charmaps[i];
dbprintf( "platform=%d, encoding=%d\n", psCharMap->platform_id, psCharMap->encoding_id );
}
FT_Done_Face( psFace );
dbprintf( "Error: failed to find character map\n" );
continue;
found:
psFace->charmap = psCharMap;
FontFamily *pcFamily = FindFamily( psFace->family_name );
if( NULL == pcFamily )
{
try
{
pcFamily = new FontFamily( psFace->family_name );
}
catch( ... )
{
continue;
}
m_cFamilies[psFace->family_name] = pcFamily;
}
SFont *pcFont = pcFamily->FindStyle( psFace->style_name );
if( pcFont != NULL )
{
pcFont->SetDeletedFlag( false );
FT_Done_Face( psFace );
continue;
}
else
{
try
{
pcFont = new SFont( pcFamily, psFace );
}
catch( ... )
{
continue;
}
}
__assertw( NULL != pcFont );
#if 0
dbprintf( "Font : '%s'-'%s' (%d) added\n", psFace->family_name, psFace->style_name, psFace->num_fixed_sizes );
if( psFace->num_fixed_sizes > 0 )
{
for( int j = 0; j < psFace->num_fixed_sizes; ++j )
{
dbprintf( " Size %d : %dx%d\n", j, psFace->available_sizes[j].width, psFace->available_sizes[j].height );
}
}
#endif
nCount++;
}
dbprintf( "Directory '%s' scanned %d fonts found\n", pzPath, nCount );
closedir( hDir );
}
restart:
for( cFamIter = m_cFamilies.begin(); cFamIter != m_cFamilies.end( ); ++cFamIter )
{
std::map <std::string, SFont * >::iterator cStyleIter;
for( cStyleIter = ( *cFamIter ).second->m_cFonts.begin(); cStyleIter != ( *cFamIter ).second->m_cFonts.end( ); ++cStyleIter )
{
SFont *pcStyle = ( *cStyleIter ).second;
if( pcStyle->IsDeleted() && pcStyle->GetInstanceCount( ) == 0 )
{
dbprintf( "Deleting font %s:%s\n", pcStyle->GetFamily()->GetName( ).c_str( ), pcStyle->GetStyle( ).c_str( ) );
delete pcStyle;
goto restart;
}
}
}
g_cFontLock.Unlock();
}
