1 | /* $NetBSD: wsfont.h,v 1.26 2016/11/20 15:44:40 macallan Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 1999, 2000, 2001, 2002 The NetBSD Foundation, Inc. |
5 | * All rights reserved. |
6 | * |
7 | * This code is derived from software contributed to The NetBSD Foundation |
8 | * by Andrew Doran. |
9 | * |
10 | * Redistribution and use in source and binary forms, with or without |
11 | * modification, are permitted provided that the following conditions |
12 | * are met: |
13 | * 1. Redistributions of source code must retain the above copyright |
14 | * notice, this list of conditions and the following disclaimer. |
15 | * 2. Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in the |
17 | * documentation and/or other materials provided with the distribution. |
18 | * |
19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
29 | * POSSIBILITY OF SUCH DAMAGE. |
30 | */ |
31 | |
32 | #ifndef _WSFONT_H_ |
33 | #define _WSFONT_H_ 1 |
34 | |
35 | #define WSFONT_FLAGS_MASK 0x7f000000 |
36 | #define WSFONT_FLAG_OPT 0x01000000 /* use alternate font */ |
37 | #define WSFONT_GLYPH(c, font) ((uint8_t *)font->data + \ |
38 | ((c) - font->firstchar) * font->stride * font->fontheight) |
39 | #define FONT_IS_ALPHA(f) ((f)->fontwidth <= (f)->stride) |
40 | |
41 | /* |
42 | * Example: |
43 | * |
44 | * struct wsdisplay_font *font; |
45 | * int cookie; |
46 | * |
47 | * cookie = wsfont_find(NULL, 8, 16, 0, WSDISPLAY_FONTORDER_L2R, |
48 | * WSDISPLAY_FONTORDER_R2L); |
49 | * if (cookie <= 0) |
50 | * panic("unable to get 8x16 font"); |
51 | * |
52 | * if (wsfont_lock(cookie, &font)) |
53 | * panic("unable to lock font"); |
54 | * |
55 | * ... do stuff ... |
56 | * |
57 | * wsfont_unlock(cookie); |
58 | */ |
59 | |
60 | struct wsdisplay_font; |
61 | |
62 | void wsfont_init(void); |
63 | int wsfont_matches(struct wsdisplay_font *, const char *, int, int, int, int); |
64 | int wsfont_find(const char *, int, int, int, int, int, int); |
65 | #define WSFONT_FIND_BITMAP 0x01 |
66 | #define WSFONT_FIND_ALPHA 0x02 |
67 | #define WSFONT_FIND_ALL 0xff |
68 | #define WSFONT_FIND_BESTWIDTH 0x1000 |
69 | #define WSFONT_PREFER_ALPHA 0x2000 |
70 | |
71 | void wsfont_walk(void (*)(struct wsdisplay_font *, void *, int), void *); |
72 | |
73 | int wsfont_add(struct wsdisplay_font *, int); |
74 | int wsfont_remove(int); |
75 | void wsfont_enum(void (*)(const char *, int, int, int)); |
76 | int wsfont_lock(int, struct wsdisplay_font **); |
77 | int wsfont_unlock(int); |
78 | int wsfont_map_unichar(struct wsdisplay_font *, int); |
79 | int wsfont_rotate(int, int); |
80 | |
81 | enum { |
82 | WSFONT_ROTATE_CW, |
83 | WSFONT_ROTATE_CCW, |
84 | WSFONT_ROTATE_UD |
85 | }; |
86 | |
87 | int wsfont_make_cookie(int, int, int); |
88 | |
89 | #endif /* !_WSFONT_H_ */ |
90 | |