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dwrite: Improve the way font weight is set with both OS/2 and 'head' values.

This commit is contained in:
Nikolay Sivov 2015-08-10 13:50:59 +03:00 committed by Alexandre Julliard
parent 123c7cde07
commit 785c592ada
1 changed files with 15 additions and 3 deletions
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18
dlls/dwrite/opentype.c
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@ -1041,11 +1041,19 @@ void opentype_get_font_properties(IDWriteFontFileStream *stream, DWRITE_FONT_FAC
if (tt_os2) {
USHORT version = GET_BE_WORD(tt_os2->version);
USHORT fsSelection = GET_BE_WORD(tt_os2->fsSelection);
USHORT usWeightClass = GET_BE_WORD(tt_os2->usWeightClass);
if (GET_BE_WORD(tt_os2->usWidthClass) <= DWRITE_FONT_STRETCH_ULTRA_EXPANDED)
props->stretch = GET_BE_WORD(tt_os2->usWidthClass);
props->weight = GET_BE_WORD(tt_os2->usWeightClass);
if (usWeightClass >= 1 && usWeightClass <= 9)
usWeightClass *= 100;
if (usWeightClass > DWRITE_FONT_WEIGHT_ULTRA_BLACK)
props->weight = DWRITE_FONT_WEIGHT_ULTRA_BLACK;
else
props->weight = usWeightClass;
if (version >= 4 && (fsSelection & OS2_FSSELECTION_OBLIQUE))
props->style = DWRITE_FONT_STYLE_OBLIQUE;
else if (fsSelection & OS2_FSSELECTION_ITALIC)
@ -1054,13 +1062,17 @@ void opentype_get_font_properties(IDWriteFontFileStream *stream, DWRITE_FONT_FAC
}
else if (tt_head) {
USHORT macStyle = GET_BE_WORD(tt_head->macStyle);
if (macStyle & TT_HEAD_MACSTYLE_ITALIC)
props->style = DWRITE_FONT_STYLE_ITALIC;
if (macStyle & TT_HEAD_MACSTYLE_CONDENSED)
props->stretch = DWRITE_FONT_STRETCH_CONDENSED;
else if (macStyle & TT_HEAD_MACSTYLE_EXTENDED)
props->stretch = DWRITE_FONT_STRETCH_EXPANDED;
if (macStyle & TT_HEAD_MACSTYLE_BOLD)
props->weight = DWRITE_FONT_WEIGHT_BOLD;
if (macStyle & TT_HEAD_MACSTYLE_ITALIC)
props->style = DWRITE_FONT_STYLE_ITALIC;
}
TRACE("stretch=%d, weight=%d, style %d\n", props->stretch, props->weight, props->style);