status = doc:UseUTFEncodings()
doc:UseUTFEncodings()
enables UTF-8 encodings. After doc:UseUTFEncodings()
is invoked, an application can include UTF-8 encoded Unicode
text (up to 3-byte UTF-8 sequences only). An application can use the following Unicode encodings (but only with TrueType fonts):
When doc:UseUTFEncodings()
succeeds, it returns #HPDF_OK
. Otherwise, it returns an error code and the error handler is invoked.
#HPDF_INVALID_DOCUMENT
- An invalid document handle was set.
#HPDF_FAILED_TO_ALLOC_MEM
- Memory allocation failed.
#HPDF_DUPLICATE_REGISTRATION
- The encoding of the same name has already been registered.