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/* $Id: out.h,v 1.4 2009/10/09 06:54:11 kristaps Exp $ */
/*
* Copyright (c) 2009 Kristaps Dzonsons <kristaps@kth.se>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef OUT_H
#define OUT_H
__BEGIN_DECLS
enum roffscale {
SCALE_CM,
SCALE_IN,
SCALE_PC,
SCALE_PT,
SCALE_EM,
SCALE_MM,
SCALE_EN,
SCALE_BU,
SCALE_VS,
SCALE_FS,
SCALE_MAX
};
struct roffsu {
enum roffscale unit;
double scale;
int pt;
};
#define SCALE_INVERT(p) \
do { (p)->scale = -(p)->scale; } while (/*CONSTCOND*/0)
#define SCALE_VS_INIT(p, v) \
do { (p)->unit = SCALE_VS; \
(p)->scale = (v); \
(p)->pt = 0; } while (/*CONSTCOND*/0)
#define SCALE_HS_INIT(p, v) \
do { (p)->unit = SCALE_BU; \
(p)->scale = (v); \
(p)->pt = 0; } while (/*CONSTCOND*/0)
int a2roffsu(const char *, struct roffsu *);
__END_DECLS
#endif /*!HTML_H*/
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