/*******************************************************************************
* BuildAFM
*
* Builds the AFM for a PostScript font and adds it to the driver font list.
* Returns FALSE only on an unexpected error (memory allocation or I/O error).
*
*/
static BOOL BuildAFM(FILE *file)
{
CHAR buffer[258]; /* allow for <cr>, <lf>, and <nul> */
AFM *afm;
AFMMETRICS *metrics;
LPSTR font_name, full_name, family_name, encoding_scheme;
BOOL retval, added;
retval = ReadFontMetrics(file, buffer, sizeof(buffer), &afm);
if (retval == FALSE || afm == NULL)
return retval;
retval = ReadString(file, buffer, sizeof(buffer), "FontName", &font_name);
if (retval == FALSE || font_name == NULL)
goto cleanup_afm;
retval = ReadString(file, buffer, sizeof(buffer), "FullName", &full_name);
if (retval == FALSE || full_name == NULL)
goto cleanup_font_name;
retval = ReadString(file, buffer, sizeof(buffer), "FamilyName",
&family_name);
if (retval == FALSE || family_name == NULL)
goto cleanup_full_name;
retval = ReadString(file, buffer, sizeof(buffer), "EncodingScheme",
&encoding_scheme);
if (retval == FALSE || encoding_scheme == NULL)
goto cleanup_family_name;
afm->FontName = font_name;
afm->FullName = full_name;
afm->FamilyName = family_name;
afm->EncodingScheme = encoding_scheme;
retval = ReadCharMetrics(file, buffer, sizeof(buffer), afm, &metrics);
if (retval == FALSE || metrics == FALSE)
goto cleanup_encoding_scheme;
retval = PSDRV_AddAFMtoList(&PSDRV_AFMFontList, afm, &added);
if (retval == FALSE || added == FALSE)
goto cleanup_encoding_scheme;
return TRUE;
/* clean up after fatal or non-fatal errors */
cleanup_encoding_scheme:
HeapFree(PSDRV_Heap, 0, encoding_scheme);
cleanup_family_name:
HeapFree(PSDRV_Heap, 0, family_name);
cleanup_full_name:
HeapFree(PSDRV_Heap, 0, full_name);
cleanup_font_name:
HeapFree(PSDRV_Heap, 0, font_name);
cleanup_afm:
HeapFree(PSDRV_Heap, 0, afm);
return retval;
}
/*******************************************************************************
* BuildTrueTypeAFM
*
* Builds the AFM for a TrueType font and adds it to the driver font list.
* Returns FALSE only on an unexpected error (memory allocation failure or
* FreeType error).
*
*/
static BOOL BuildTrueTypeAFM(FT_Face face)
{
AFM *afm;
AFMMETRICS *metrics;
LPSTR font_name, full_name, family_name, encoding_scheme = NULL;
FT_CharMap charmap;
BOOL retval, added;
retval = StartAFM(face, &afm);
if (retval == FALSE || afm == NULL)
return retval;
retval = FindCharMap(face, &charmap, &encoding_scheme);
if (retval == FALSE || charmap == NULL)
goto cleanup_afm;
retval = FindMSTTString(face, charmap, TT_NAME_ID_PS_NAME, &font_name);
if (retval == FALSE || font_name == NULL)
goto cleanup_encoding_scheme;
retval = FindMSTTString(face, charmap, TT_NAME_ID_FULL_NAME, &full_name);
if (retval == FALSE || full_name == NULL)
goto cleanup_font_name;
retval = FindMSTTString(face, charmap, TT_NAME_ID_FONT_FAMILY,
&family_name);
if (retval == FALSE || family_name == NULL)
goto cleanup_full_name;
retval = ReadCharMetrics(face, afm, &metrics);
if (retval == FALSE || metrics == NULL)
goto cleanup_family_name;
afm->EncodingScheme = encoding_scheme; afm->FontName = font_name;
afm->FullName = full_name; afm->FamilyName = family_name;
afm->Metrics = metrics;
retval = PSDRV_AddAFMtoList(&PSDRV_AFMFontList, afm, &added);
if (retval == FALSE || added == FALSE)
goto cleanup_family_name;
return TRUE;
/* clean up after fatal or non-fatal errors */
cleanup_family_name:
HeapFree(PSDRV_Heap, 0, family_name);
cleanup_full_name:
HeapFree(PSDRV_Heap, 0, full_name);
cleanup_font_name:
HeapFree(PSDRV_Heap, 0, font_name);
cleanup_encoding_scheme:
HeapFree(PSDRV_Heap, 0, encoding_scheme);
cleanup_afm:
HeapFree(PSDRV_Heap, 0, afm);
return retval;
}
static BOOL AddBuiltinAFMs(void)
{
const AFM *const *afm = PSDRV_BuiltinAFMs;
while (*afm != NULL)
{
BOOL added;
if (PSDRV_AddAFMtoList(&PSDRV_AFMFontList, *afm, &added) == FALSE)
return FALSE;
if (added == FALSE)
TRACE("Ignoring built-in font %s\n", (*afm)->FontName);
++afm;
}
return TRUE;
}