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713849f6 | 1 | /* Shared GDI and Uniscribe Font backend declarations for the W32 API. |
7e14d905 | 2 | Copyright (C) 2007, 2008 Free Software Foundation, Inc. |
713849f6 JR |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
7e14d905 | 8 | the Free Software Foundation; either version 3, or (at your option) |
713849f6 JR |
9 | any later version. |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with GNU Emacs; see the file COPYING. If not, write to | |
18 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
19 | Boston, MA 02110-1301, USA. */ | |
20 | ||
21 | #ifndef EMACS_W32FONT_H | |
22 | #define EMACS_W32FONT_H | |
23 | ||
24 | ||
25 | /* Bit 17 of ntmFlags in NEWTEXTMETRIC is set for Postscript OpenType fonts, | |
500591f8 JR |
26 | bit 18 for Truetype OpenType fonts, bit 20 for Type1 fonts. */ |
27 | #ifndef NTM_PS_OPENTYPE | |
28 | #define NTM_PS_OPENTYPE 0x00020000 | |
29 | #endif | |
30 | #ifndef NTM_TT_OPENTYPE | |
31 | #define NTM_TT_OPENTYPE 0x00040000 | |
32 | #endif | |
33 | #ifndef NTM_TYPE1 | |
34 | #define NTM_TYPE1 0x00100000 | |
35 | #endif | |
36 | ||
37 | #define NTMFLAGS_OPENTYPE (NTM_PS_OPENTYPE | NTM_TT_OPENTYPE) | |
713849f6 JR |
38 | |
39 | /* The actual structure for a w32 font, that can be cast to struct font. | |
40 | The Uniscribe backend extends this. */ | |
41 | struct w32font_info | |
42 | { | |
43 | struct font font; | |
44 | TEXTMETRIC metrics; | |
500591f8 JR |
45 | unsigned int glyph_idx; |
46 | struct font_metrics ascii_metrics[128]; | |
713849f6 JR |
47 | }; |
48 | ||
269c6924 | 49 | Lisp_Object w32font_get_cache P_ ((FRAME_PTR fe)); |
713849f6 JR |
50 | Lisp_Object w32font_list_internal P_ ((Lisp_Object frame, |
51 | Lisp_Object font_spec, | |
52 | int opentype_only)); | |
53 | Lisp_Object w32font_match_internal P_ ((Lisp_Object frame, | |
54 | Lisp_Object font_spec, | |
55 | int opentype_only)); | |
473d9245 JR |
56 | int w32font_open_internal P_ ((FRAME_PTR f, Lisp_Object font_entity, |
57 | int pixel_size, struct w32font_info *w32_font)); | |
713849f6 JR |
58 | void w32font_close P_ ((FRAME_PTR f, struct font *font)); |
59 | int w32font_has_char P_ ((Lisp_Object entity, int c)); | |
713849f6 JR |
60 | int w32font_text_extents P_ ((struct font *font, unsigned *code, int nglyphs, |
61 | struct font_metrics *metrics)); | |
62 | int w32font_draw P_ ((struct glyph_string *s, int from, int to, | |
63 | int x, int y, int with_background)); | |
64 | ||
65 | #endif | |
6a5168e8 MB |
66 | |
67 | /* arch-tag: ef9d9675-a2a5-4d01-9526-815e9a3da7cb | |
68 | (do not change this comment) */ |