1 typedef struct HDC__ { int unused; } *HDC;
2 typedef struct HFONT__ { int unused; } *HFONT;
3
4 void* HeapAlloc(void*,unsigned int,unsigned long);
5 extern int memcmp (const void *, const void *, __SIZE_TYPE__);
6
7 typedef struct tagLOGFONTW
8 {
9 int lfPitchAndFamily;
10 unsigned short lfFaceName[32];
11 } LOGFONTW, *PLOGFONTW, *LPLOGFONTW;
12
13 typedef struct tagGdiFont GdiFont;
14 typedef struct tagDC DC;
15
16 extern unsigned int WineEngGetFontData(GdiFont*, unsigned int, unsigned int, void*, unsigned int);
17
18 struct list
19 {
20 struct list *next;
21 struct list *prev;
22 };
23
24 typedef struct FT_FaceRec_
25 {
26 signed long face_flags;
27 } FT_FaceRec, *FT_Face;
28
29 typedef struct { } GM;
30
31 typedef struct { } FMAT2;
32
33 typedef struct {
34 unsigned int hash;
35 LOGFONTW lf;
36 int can_use_bitmap;
37 } FONT_DESC;
38
39
40
41 typedef struct tagHFONTLIST {
42 struct list entry;
43 HFONT hfont;
44 } HFONTLIST;
45
46 typedef struct {
47 struct list entry;
48 void *face;
49 GdiFont *font;
50 } CHILD_FONT;
51
52
53 struct tagGdiFont {
54 struct list entry;
55 GM **gm;
56 struct list hfontlist;
57 struct list child_fonts;
58
59 FT_Face ft_face;
60 FONT_DESC font_desc;
61 long ppem;
62 };
63
64
65
66 static struct list gdi_font_list = { &(gdi_font_list), &(gdi_font_list) };
67
68
69
70
71 static int get_glyph_index_linked(GdiFont *font, unsigned int c, GdiFont **linked_font, unsigned int *glyph);
72 static long load_VDMX(GdiFont*, long);
73
74 extern int f1(void*,int);
75 extern int strcmpiW (const void*,const void*);
76
OpenFontFace(GdiFont * font,void * face,long width,long height)77 static FT_Face OpenFontFace(GdiFont *font, void *face, long width, long height)
78 {
79 FT_Face ft_face;
80
81 font->ppem = load_VDMX(font, height);
82 if(font->ppem == 0)
83 font->ppem = f1(ft_face, height);
84 return ft_face;
85 }
86
87
alloc_font(void)88 static GdiFont *alloc_font(void)
89 {
90 GdiFont *ret = HeapAlloc(0, 0x00000008, sizeof(*ret));
91 ret->gm = HeapAlloc(0, 0x00000008, sizeof(GM*));
92 return ret;
93 }
94
95
load_VDMX(GdiFont * font,long height)96 static long load_VDMX(GdiFont *font,long height)
97 {
98 unsigned short hdr[3];
99
100 WineEngGetFontData(font, 0x42424242, 0, hdr, 6);
101 return 0;
102 }
103
fontcmp(const GdiFont * font,FONT_DESC * fd)104 static int fontcmp(const GdiFont *font, FONT_DESC *fd)
105 {
106 if(font->font_desc.hash != fd->hash) return 1;
107 if(memcmp(&font->font_desc.lf, &fd->lf, __builtin_offsetof (LOGFONTW, lfFaceName))) return 1;
108 if(!font->font_desc.can_use_bitmap != !fd->can_use_bitmap) return 1;
109 return strcmpiW(font->font_desc.lf.lfFaceName, fd->lf.lfFaceName);
110 }
111
find_in_cache(HFONT hfont,const LOGFONTW * plf,const FMAT2 * pmat,int can_use_bitmap)112 static GdiFont *find_in_cache(HFONT hfont, const LOGFONTW *plf, const FMAT2 *pmat, int can_use_bitmap)
113 {
114 GdiFont *ret;
115 FONT_DESC fd;
116 HFONTLIST *hflist;
117 struct list *font_elem_ptr, *hfontlist_elem_ptr;
118
119 fd.lf = *plf;
120 fd.can_use_bitmap = can_use_bitmap;
121
122
123 for ((font_elem_ptr) = (&gdi_font_list)->next; (font_elem_ptr) != (&gdi_font_list); (font_elem_ptr) = (font_elem_ptr)->next) {
124 ret = ((struct tagGdiFont *)((char *)(font_elem_ptr) - (unsigned long)(&((struct tagGdiFont *)0)->entry)));
125 if(!fontcmp(ret, &fd)) {
126 if(!can_use_bitmap && !( ret->ft_face->face_flags & ( 1L << 0 ) )) continue;
127 for ((hfontlist_elem_ptr) = (&ret->hfontlist)->next; (hfontlist_elem_ptr) != (&ret->hfontlist); (hfontlist_elem_ptr) = (hfontlist_elem_ptr)->next) {
128 hflist = ((struct tagHFONTLIST *)((char *)(hfontlist_elem_ptr) - (unsigned long)(&((struct tagHFONTLIST *)0)->entry)));
129 if(hflist->hfont == hfont)
130 return ret;
131 }
132 hflist = HeapAlloc(0, 0, sizeof(*hflist));
133 hflist->hfont = hfont;
134 return ret;
135 }
136 }
137
138 while(font_elem_ptr) {
139 ret = ((struct tagGdiFont *)((char *)(font_elem_ptr) - (unsigned long)(&((struct tagGdiFont *)0)->entry)));
140 if(!fontcmp(ret, &fd)) {
141 if(!can_use_bitmap && !( ret->ft_face->face_flags & ( 1L << 0 ) )) continue;
142 hflist = HeapAlloc(0, 0, sizeof(*hflist));
143 hflist->hfont = hfont;
144 return ret;
145 }
146 }
147 return ((void *)0);
148 }
149
150
151
152
WineEngCreateFontInstance(DC * dc,HFONT hfont)153 GdiFont *WineEngCreateFontInstance(DC *dc, HFONT hfont)
154 {
155 GdiFont *ret;
156 int can_use_bitmap;
157 LOGFONTW lf;
158 FMAT2 dcmat;
159
160 if((ret = find_in_cache(hfont, &lf, &dcmat, can_use_bitmap)) != ((void *)0))
161 return ret;
162 return alloc_font();
163 }
164
165 extern unsigned int f(void*,unsigned int g);
166
get_glyph_index(void * font,unsigned int glyph)167 static unsigned int get_glyph_index(void*font, unsigned int glyph)
168 {
169 return f(font, glyph);
170 }
171
WineEngGetGlyphOutline(GdiFont * incoming_font,unsigned int glyph,unsigned int format,void * lpgm,unsigned int buflen,void * buf,const void * lpmat)172 unsigned int WineEngGetGlyphOutline(GdiFont *incoming_font, unsigned int glyph, unsigned int format,
173 void* lpgm, unsigned int buflen, void* buf,
174 const void* lpmat)
175 {
176 unsigned int glyph_index;
177
178 get_glyph_index_linked(incoming_font, glyph, &incoming_font, &glyph_index);
179 return 0;
180 }
181
load_child_font(GdiFont * font,CHILD_FONT * child)182 static int load_child_font(GdiFont *font, CHILD_FONT *child)
183 {
184 child->font = alloc_font();
185 child->font->ft_face = OpenFontFace(child->font, child->face, 0, -font->ppem);
186 if(!child->font->ft_face)
187 return 0;
188 return 1;
189 }
190
get_glyph_index_linked(GdiFont * font,unsigned int c,GdiFont ** linked_font,unsigned int * glyph)191 static int get_glyph_index_linked(GdiFont *font, unsigned int c, GdiFont **linked_font, unsigned int *glyph)
192 {
193 unsigned int g;
194 CHILD_FONT *child_font;
195
196 for ((child_font) = ((CHILD_FONT *)((char *)((&font->child_fonts)->next) - (unsigned long)(&((CHILD_FONT *)0)->entry))); &(child_font)->entry != (&font->child_fonts); (child_font) = ((CHILD_FONT *)((char *)((child_font)->entry.next) - (unsigned long)(&((CHILD_FONT *)0)->entry))))
197 {
198 if(!load_child_font(font, child_font))
199 continue;
200
201 g = get_glyph_index(child_font->font, c);
202 if(g) {
203 *glyph = g;
204 *linked_font = child_font->font;
205 return 1;
206 }
207 }
208 return 0;
209 }
210
211 void load_sfnt_table ();
212
WineEngGetFontData(GdiFont * font,unsigned int table,unsigned int offset,void * buf,unsigned int cbData)213 unsigned int WineEngGetFontData(GdiFont *font, unsigned int table, unsigned int offset, void* buf,
214 unsigned int cbData)
215 {
216 unsigned long len;
217 load_sfnt_table(font->ft_face, table, offset, buf, &len);
218 return len;
219 }
220
WineEngGetLinkedHFont(DC * dc,unsigned short c,HFONT * new_hfont,unsigned int * glyph)221 int WineEngGetLinkedHFont(DC *dc, unsigned short c, HFONT *new_hfont, unsigned int *glyph) {
222 return get_glyph_index_linked(0, 0, 0, 0);
223 }
224
225