parseCmap( null, toUnicode.getUnfilteredStream(), null );
}
}
else
{
COSBase encoding = getEncodingObject(); //font.getDictionaryObject( COSName.ENCODING );
if( encoding instanceof COSStream )
{
COSStream encodingStream = (COSStream)encoding;
parseCmap( null, encodingStream.getUnfilteredStream(), null );
}
else if( isType0Font() && encoding instanceof COSName )
{
COSName encodingName = (COSName)encoding;
cmap = cmapObjects.get( encodingName );
if( cmap == null )
{
String cmapName = encodingName.getName();
String resourceRoot = "Resources/cmap/";
String resourceName = resourceRoot + cmapName;
parseCmap( resourceRoot, ResourceLoader.loadResource( resourceName ), encodingName );
if( cmap == null && !encodingName.getName().equals( COSName.IDENTITY_H.getName() ) )
{
throw new IOException( "Error: Could not find predefined " +
"CMAP file for '" + encodingName.getName() + "'" );
}
}
}
else if( encoding instanceof COSName ||
encoding instanceof COSDictionary )
{
Encoding currentFontEncoding = getEncoding();
if( currentFontEncoding != null )
{
retval = currentFontEncoding.getCharacter( getCodeFromArray( c, offset, length ) );
}
}
else
{
COSDictionary fontDescriptor =
(COSDictionary)font.getDictionaryObject( COSName.FONT_DESC );
if( isTrueTypeFont() && fontDescriptor != null &&
(fontDescriptor.getDictionaryObject( COSName.FONT_FILE )!= null ||
fontDescriptor.getDictionaryObject( COSName.FONT_FILE2 ) != null ||
fontDescriptor.getDictionaryObject( COSName.FONT_FILE3 ) != null ) )
{
//If we are using an embedded font then there is not much we can do besides
//return the same character codes.
//retval = new String( c,offset, length );
retval = getStringFromArray( c, offset, length );
}
else
{
//this case will be handled below after checking the cmap
}
}
}
}
}
if( retval == null && cmap != null )
{
retval = cmap.lookup( c, offset, length );
}
//if we havn't found a value yet and
//we are still on the first byte and
//there is no cmap or the cmap does not have 2 byte mappings then try to encode
//using fallback methods.
if( retval == null &&
length == 1 &&
(cmap == null || !cmap.hasTwoByteMappings()))
{
Encoding encoding = getEncoding();
if( encoding != null )
{
retval = encoding.getCharacter( getCodeFromArray( c, offset, length ) );
}
if( retval == null )
{
retval = getStringFromArray( c, offset, length );
}