1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
#define CONCAT(a, b) a ## b
#define NAME(suffix) CONCAT(get_font_info_, suffix)
static bool NAME(FONT_TYPE)(FONT_TYPE *font,
#ifdef FAMILY_AS_ARG
IDWriteFontFamily *fontFamily,
#endif
ASS_FontProviderMetaData *meta)
#undef NAME
#undef CONCAT
{
HRESULT hr;
BOOL exists;
meta->weight = font->lpVtbl->GetWeight(font);
meta->width = map_width(font->lpVtbl->GetStretch(font));
DWRITE_FONT_STYLE style = font->lpVtbl->GetStyle(font);
meta->slant = (style == DWRITE_FONT_STYLE_NORMAL) ? FONT_SLANT_NONE :
(style == DWRITE_FONT_STYLE_OBLIQUE)? FONT_SLANT_OBLIQUE :
(style == DWRITE_FONT_STYLE_ITALIC) ? FONT_SLANT_ITALIC : FONT_SLANT_NONE;
IDWriteLocalizedStrings *psNames;
hr = font->lpVtbl->GetInformationalStrings(font,
DWRITE_INFORMATIONAL_STRING_POSTSCRIPT_NAME, &psNames, &exists);
if (FAILED(hr))
return false;
if (exists) {
meta->postscript_name = get_utf8_name(psNames, 0);
IDWriteLocalizedStrings_Release(psNames);
if (!meta->postscript_name)
return false;
}
IDWriteLocalizedStrings *fontNames;
hr = font->lpVtbl->GetInformationalStrings(font,
DWRITE_INFORMATIONAL_STRING_FULL_NAME, &fontNames, &exists);
if (FAILED(hr))
return false;
if (exists) {
meta->n_fullname = IDWriteLocalizedStrings_GetCount(fontNames);
meta->fullnames = (char **) calloc(meta->n_fullname, sizeof(char *));
if (!meta->fullnames) {
IDWriteLocalizedStrings_Release(fontNames);
return false;
}
for (int k = 0; k < meta->n_fullname; k++) {
meta->fullnames[k] = get_utf8_name(fontNames, k);
if (!meta->fullnames[k]) {
IDWriteLocalizedStrings_Release(fontNames);
return false;
}
}
IDWriteLocalizedStrings_Release(fontNames);
}
IDWriteLocalizedStrings *familyNames;
hr = font->lpVtbl->GetInformationalStrings(font,
DWRITE_INFORMATIONAL_STRING_WIN32_FAMILY_NAMES, &familyNames, &exists);
if (!FAILED(hr) && !exists) {
#ifdef FAMILY_AS_ARG
hr = IDWriteFontFamily_GetFamilyNames(fontFamily, &familyNames);
#else
hr = font->lpVtbl->GetFamilyNames(font, &familyNames);
#endif
}
if (FAILED(hr))
return false;
meta->n_family = IDWriteLocalizedStrings_GetCount(familyNames);
meta->families = (char **) calloc(meta->n_family, sizeof(char *));
if (!meta->families) {
IDWriteLocalizedStrings_Release(familyNames);
return false;
}
for (int k = 0; k < meta->n_family; k++) {
meta->families[k] = get_utf8_name(familyNames, k);
if (!meta->families[k]) {
IDWriteLocalizedStrings_Release(familyNames);
return false;
}
}
IDWriteLocalizedStrings_Release(familyNames);
return true;
}
|
