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Cope better with mixed charset fonts.

This commit is contained in:
Huw Davies 2005-08-19 09:58:32 +00:00 committed by Alexandre Julliard
parent 62e1a0f201
commit a03adc7411
1 changed files with 103 additions and 102 deletions
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109
dlls/gdi/freetype.c
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@ -418,7 +418,8 @@ static BOOL AddFontFileToList(const char *file, char *fake_family, DWORD flags)
#ifdef HAVE_FREETYPE_FTWINFNT_H
FT_WinFNT_HeaderRec winfnt_header;
#endif
int i, bitmap_num;
int i, bitmap_num, internal_leading;
FONTSIGNATURE fs;
do {
char *family_name = fake_family;
@ -489,12 +490,43 @@ static BOOL AddFontFileToList(const char *file, char *fake_family, DWORD flags)
StyleW = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, ft_face->style_name, -1, StyleW, len);
internal_leading = 0;
memset(&fs, 0, sizeof(fs));
pOS2 = pFT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);
if(pOS2) {
fs.fsCsb[0] = pOS2->ulCodePageRange1;
fs.fsCsb[1] = pOS2->ulCodePageRange2;
fs.fsUsb[0] = pOS2->ulUnicodeRange1;
fs.fsUsb[1] = pOS2->ulUnicodeRange2;
fs.fsUsb[2] = pOS2->ulUnicodeRange3;
fs.fsUsb[3] = pOS2->ulUnicodeRange4;
if(pOS2->version == 0) {
FT_UInt dummy;
if(!pFT_Get_First_Char || (pFT_Get_First_Char( ft_face, &dummy ) < 0x100))
fs.fsCsb[0] |= 1;
else
fs.fsCsb[0] |= 1L << 31;
}
}
#ifdef HAVE_FREETYPE_FTWINFNT_H
else if(pFT_Get_WinFNT_Header && !pFT_Get_WinFNT_Header(ft_face, &winfnt_header)) {
CHARSETINFO csi;
TRACE("pix_h %d charset %d dpi %dx%d pt %d\n", winfnt_header.pixel_height, winfnt_header.charset,
winfnt_header.vertical_resolution,winfnt_header.horizontal_resolution, winfnt_header.nominal_point_size);
if(TranslateCharsetInfo((DWORD*)(UINT)winfnt_header.charset, &csi, TCI_SRCCHARSET))
memcpy(&fs, &csi.fs, sizeof(csi.fs));
internal_leading = winfnt_header.internal_leading;
}
#endif
face_elem_ptr = list_head(&family->faces);
while(face_elem_ptr) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
face_elem_ptr = list_next(&family->faces, face_elem_ptr);
if(!strcmpW(face->StyleName, StyleW) &&
(FT_IS_SCALABLE(ft_face) || (size->y_ppem == face->size.y_ppem))) {
(FT_IS_SCALABLE(ft_face) || ((size->y_ppem == face->size.y_ppem) && !memcmp(&fs, &face->fs, sizeof(fs)) ))) {
TRACE("Already loaded font %s %s original version is %lx, this version is %lx\n",
debugstr_w(family->FamilyName), debugstr_w(StyleW),
face->font_version, pHeader ? pHeader->Font_Revision : 0);
@ -531,6 +563,7 @@ static BOOL AddFontFileToList(const char *file, char *fake_family, DWORD flags)
face->font_version = pHeader ? pHeader->Font_Revision : 0;
face->family = family;
face->external = (flags & ADDFONT_EXTERNAL_FONT) ? TRUE : FALSE;
memcpy(&face->fs, &fs, sizeof(face->fs));
if(FT_IS_SCALABLE(ft_face)) {
memset(&face->size, 0, sizeof(face->size));
@ -544,39 +577,10 @@ static BOOL AddFontFileToList(const char *file, char *fake_family, DWORD flags)
face->size.size = size->size;
face->size.x_ppem = size->x_ppem;
face->size.y_ppem = size->y_ppem;
face->size.internal_leading = 0;
face->size.internal_leading = internal_leading;
face->scalable = FALSE;
}
memset(&face->fs, 0, sizeof(face->fs));
pOS2 = pFT_Get_Sfnt_Table(ft_face, ft_sfnt_os2);
if(pOS2) {
face->fs.fsCsb[0] = pOS2->ulCodePageRange1;
face->fs.fsCsb[1] = pOS2->ulCodePageRange2;
face->fs.fsUsb[0] = pOS2->ulUnicodeRange1;
face->fs.fsUsb[1] = pOS2->ulUnicodeRange2;
face->fs.fsUsb[2] = pOS2->ulUnicodeRange3;
face->fs.fsUsb[3] = pOS2->ulUnicodeRange4;
if(pOS2->version == 0) {
FT_UInt dummy;
if(!pFT_Get_First_Char || (pFT_Get_First_Char( ft_face, &dummy ) < 0x100))
face->fs.fsCsb[0] |= 1;
else
face->fs.fsCsb[0] |= 1L << 31;
}
}
#ifdef HAVE_FREETYPE_FTWINFNT_H
else if(pFT_Get_WinFNT_Header && !pFT_Get_WinFNT_Header(ft_face, &winfnt_header)) {
CHARSETINFO csi;
TRACE("pix_h %d charset %d dpi %dx%d pt %d\n", winfnt_header.pixel_height, winfnt_header.charset,
winfnt_header.vertical_resolution,winfnt_header.horizontal_resolution, winfnt_header.nominal_point_size);
if(TranslateCharsetInfo((DWORD*)(UINT)winfnt_header.charset, &csi, TCI_SRCCHARSET))
memcpy(&face->fs, &csi.fs, sizeof(csi.fs));
face->size.internal_leading = winfnt_header.internal_leading;
}
#endif
TRACE("fsCsb = %08lx %08lx/%08lx %08lx %08lx %08lx\n",
face->fs.fsCsb[0], face->fs.fsCsb[1],
face->fs.fsUsb[0], face->fs.fsUsb[1],
@ -622,7 +626,7 @@ static void DumpFontList(void)
TRACE("Family: %s\n", debugstr_w(family->FamilyName));
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
TRACE("\t%s", debugstr_w(face->StyleName));
TRACE("\t%s\t%08lx", debugstr_w(face->StyleName), face->fs.fsCsb[0]);
if(!face->scalable)
TRACE(" %ld", face->size.y_ppem >> 6);
TRACE("\n");
@ -1721,17 +1725,16 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
LIST_FOR_EACH(family_elem_ptr, &font_list) {
family = LIST_ENTRY(family_elem_ptr, Family, entry);
if(!strcmpiW(family->FamilyName, lf.lfFaceName)) {
face_elem_ptr = list_head(&family->faces);
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if((csi.fs.fsCsb[0] & face->fs.fsCsb[0]) || !csi.fs.fsCsb[0])
if(face->scalable || can_use_bitmap)
break;
goto found;
}
}
family = NULL;
}
}
if(!family) {
/* If requested charset was DEFAULT_CHARSET then try using charset
corresponding to the current ansi codepage */
if(!csi.fs.fsCsb[0]) {
@ -1758,47 +1761,42 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
LIST_FOR_EACH(family_elem_ptr, &font_list) {
family = LIST_ENTRY(family_elem_ptr, Family, entry);
if(!strcmpiW(family->FamilyName, lf.lfFaceName)) {
face_elem_ptr = list_head(&family->faces);
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if(csi.fs.fsCsb[0] & face->fs.fsCsb[0])
if(face->scalable || can_use_bitmap)
break;
goto found;
}
family = NULL;
}
}
if(!family) {
LIST_FOR_EACH(family_elem_ptr, &font_list) {
family = LIST_ENTRY(family_elem_ptr, Family, entry);
face_elem_ptr = list_head(&family->faces);
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if(csi.fs.fsCsb[0] & face->fs.fsCsb[0])
if(face->scalable || can_use_bitmap)
break;
family = NULL;
goto found;
}
}
if(!family) {
LIST_FOR_EACH(family_elem_ptr, &font_list) {
family = LIST_ENTRY(family_elem_ptr, Family, entry);
face_elem_ptr = list_head(&family->faces);
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if(face->scalable || can_use_bitmap) {
csi.fs.fsCsb[0] = 0;
FIXME("just using first face for now\n");
break;
goto found;
}
}
family = NULL;
}
if(!family) {
FIXME("can't find a single appropriate font - bailing\n");
free_font(ret);
return NULL;
}
}
found:
it = lf.lfItalic ? 1 : 0;
bd = lf.lfWeight > 550 ? 1 : 0;
@ -1808,7 +1806,8 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
face = best = NULL;
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if(!(face->Italic ^ it) && !(face->Bold ^ bd)) {
if(!(face->Italic ^ it) && !(face->Bold ^ bd) &&
((csi.fs.fsCsb[0] & face->fs.fsCsb[0]) || !csi.fs.fsCsb[0])) {
if(face->scalable)
break;
if(height > 0)
@ -1832,6 +1831,7 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
best = NULL;
LIST_FOR_EACH(face_elem_ptr, &family->faces) {
face = LIST_ENTRY(face_elem_ptr, Face, entry);
if((csi.fs.fsCsb[0] & face->fs.fsCsb[0]) || !csi.fs.fsCsb[0]) {
if(face->scalable)
break;
if(height > 0)
@ -1846,6 +1846,7 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
if(diff == 0)
break;
}
}
face = NULL;
}
if(!face && best)
@ -1863,8 +1864,8 @@ GdiFont WineEngCreateFontInstance(DC *dc, HFONT hfont)
else
ret->charset = get_nearest_charset(face, &ret->codepage);
TRACE("Chosen: %s %s\n", debugstr_w(family->FamilyName),
debugstr_w(face->StyleName));
TRACE("Chosen: %s %s (%s:%ld)\n", debugstr_w(family->FamilyName),
debugstr_w(face->StyleName), face->file, face->face_index);
if(!face->scalable) {
width = face->size.x_ppem >> 6;