1 /* Definitions and header for handling BDF fonts on the Microsoft W32 API.
2 Copyright (C) 1999, 2001, 2002, 2003, 2004, 2005,
3 2006, 2007, 2008 Free Software Foundation, Inc.
5 This file is part of GNU Emacs.
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20 /* Based heavily on code by H. Miyashita for Meadow (a descendant of
23 #ifndef EMACS_W32BDF_H
24 #define EMACS_W32BDF_H
26 #define BDF_FIRST_OFFSET_TABLE 0x200
27 #define BDF_SECOND_OFFSET_TABLE 0x80
28 #define BDF_SECOND_OFFSET(x) ((x) & 0x7f)
29 #define BDF_FIRST_OFFSET(x) (((x) >> 8) | (((x) & 0x80) << 1))
30 #define BDF_CODEPOINT_MAX (BDF_FIRST_OFFSET_TABLE * BDF_SECOND_OFFSET_TABLE)
31 #define BDF_CODEPOINT_RANGE_COVER_P(x) (((x) >= 0) && ((x) <= BDF_CODEPOINT_MAX))
33 #define BDF_FONT_CACHE_SIZE 3000
34 #define BDF_FONT_CLEAR_SIZE 600
37 GLYPH METRIC (# ... character's reference point)
40 | ^ +----------------+
41 a | b| |character | <- font bounding Box
43 i | h| | #(bbox, bboy) |
44 s | v +----------------+
48 +----------------------->
54 /* Structure of glyph information of one character. */
57 int dwidth
; /* width in pixels */
58 int bbw
, bbh
, bbox
, bboy
; /* bounding box in pixels */
64 int row_byte_size
; /* size in bytes occupied by one row of the bitmap */
65 int bitmap_size
; /* size in bytes of the following slots */
66 unsigned char *bitmap
; /* */
69 typedef struct fchar
*pfont_char
;
82 unsigned char *offset
;
92 unsigned char *seeked
;
94 font_char
*chtbl
[BDF_FIRST_OFFSET_TABLE
];
95 int llx
, lly
, urx
, ury
; /* Font bounding box */
101 unsigned char *registry
;
102 unsigned char *encoding
;
103 unsigned char *slant
;
104 /* unsigned char *width; */
112 #define BDF_FILE_SIZE_MAX 256*1024*1024 /* 256Mb */
113 #define BDF_FONT_FILE(font) (((bdffont*)(font))->filename)
114 #define MAKELENDSHORT(c1, c2) (unsigned short)((c1) | ((c2) << 8))
116 bdffont
*w32_init_bdf_font (char *filename
);
117 void w32_free_bdf_font (bdffont
*fontp
);
118 int w32_get_bdf_glyph (bdffont
*fontp
, int index
, int size
,
119 glyph_struct
*glyph
);
120 int w32_BDF_TextOut (bdffont
*fontp
, HDC hdc
, int left
,
121 int top
, unsigned char *text
, int dim
,
122 int bytelen
, int fixed_pitch_size
);
123 int w32_BDF_to_x_font (char *file
, char* xstr
, int len
);
125 #endif /* EMACS_W32BDF_H */
127 /* arch-tag: 7499e9f2-197e-44cc-9274-373f00b51eec
128 (do not change this comment) */