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143 lines
3.7 KiB
C
143 lines
3.7 KiB
C
/*
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* Copyright 2001 Computing Research Labs, New Mexico State University
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COMPUTING RESEARCH LAB OR NEW MEXICO STATE UNIVERSITY BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT
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* OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _h_bdfP
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#define _h_bdfP
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/*
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* $Id: bdfP.h 1284 2004-04-02 07:42:44Z jameson $
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*/
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#include "bdf.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* A macro for prototypes.
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*/
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#undef __
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#ifdef __STDC__
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#define __(x) x
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#else
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#define __(x) ()
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#endif
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#ifndef MYABS
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#define MYABS(xx) ((xx) < 0 ? -(xx) : (xx))
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#endif
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/*
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* Macros and structures used for undo operations in the font.
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*/
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#define _UNDO_REPLACE_GLYPHS 1
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#define _UNDO_INSERT_GLYPHS 2
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#define _UNDO_MERGE_GLYPHS 3
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/*
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* This structure is for undo operations of replacing and merging glyphs
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* in the font.
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*/
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typedef struct {
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bdf_bbx_t b;
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bdf_glyphlist_t g;
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} _bdf_undo1_t;
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/*
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* This structure is for undo operations of inserting glyphs.
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*/
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typedef struct {
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bdf_bbx_t b;
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long start;
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long end;
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} _bdf_undo2_t;
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/*
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* This is the final undo structure used to store undo information with the
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* font.
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*/
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typedef struct _bdf_undo_struct {
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int type;
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union {
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_bdf_undo1_t one;
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_bdf_undo2_t two;
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} field;
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} bdf_undo_struct_t;
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/*
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* Tables for rotation and shearing.
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*/
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extern double _bdf_cos_tbl[];
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extern double _bdf_sin_tbl[];
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extern double _bdf_tan_tbl[];
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/*
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* Arrays of masks for test with different bits per pixel.
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*/
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extern unsigned char onebpp[];
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extern unsigned char twobpp[];
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extern unsigned char fourbpp[];
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/*
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* Simple routine for determining the ceiling.
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*/
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extern short _bdf_ceiling __((double v));
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extern unsigned char *_bdf_strdup __((unsigned char *s, unsigned long len));
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extern void _bdf_memmove __((char *dest, char *src, unsigned long bytes));
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extern short _bdf_atos __((char *s, char **end, int base));
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extern long _bdf_atol __((char *s, char **end, int base));
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extern unsigned long _bdf_atoul __((char *s, char **end, int base));
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/*
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* Macros to test/set the modified status of a glyph.
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*/
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#define _bdf_glyph_modified(map, e) ((map)[(e) >> 5] & (1 << ((e) & 31)))
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#define _bdf_set_glyph_modified(map, e) (map)[(e) >> 5] |= (1 << ((e) & 31))
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#define _bdf_clear_glyph_modified(map, e) (map)[(e) >> 5] &= ~(1 << ((e) & 31))
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/*
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* Function to add a message to the font.
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*/
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extern void _bdf_add_acmsg __((bdf_font_t *font, char *msg,
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unsigned long len));
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/*
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* Function to add a comment to the font.
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*/
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extern void _bdf_add_comment __((bdf_font_t *font, char *comment,
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unsigned long len));
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/*
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* Function to do glyph name table cleanup when exiting.
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*/
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extern void _bdf_glyph_name_cleanup __((void));
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#undef __
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#ifdef __cplusplus
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}
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#endif
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#endif /* _h_bdfP */
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