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/* Copyright (c) 1993-2002
* Juergen Weigert (jnweiger@immd4.informatik.uni-erlangen.de)
* Michael Schroeder (mlschroe@immd4.informatik.uni-erlangen.de)
* Copyright (c) 1987 Oliver Laumann
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program (see the file COPYING); if not, write to the
* Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*
****************************************************************
* $Id: image.h,v 1.9 1994/05/31 12:31:54 mlschroe Exp $ FAU
*/
#undef IFFONT
#undef IFCOLOR
#ifdef FONT
# define IFFONT(x) x
#else
# define IFFONT(x)
#endif
#ifdef COLOR
# define IFCOLOR(x) x
#else
# define IFCOLOR(x)
#endif
#if defined(COLOR) && defined(COLORS16) && defined(COLORS256)
# define IFCOLORX(x) x
#else
# define IFCOLORX(x)
#endif
#ifdef DW_CHARS
# define IFDWCHAR(x) x
#else
# define IFDWCHAR(x)
#endif
struct mchar {
unsigned char image;
unsigned char attr;
IFFONT( unsigned char font; )
IFCOLOR( unsigned char color; )
IFCOLORX(unsigned char colorx; )
IFDWCHAR(unsigned char mbcs; )
};
struct mline {
unsigned char *image;
unsigned char *attr;
IFFONT( unsigned char *font; )
IFCOLOR( unsigned char *color; )
IFCOLORX(unsigned char *colorx; )
};
#define save_mline(ml, n) do { \
bcopy((char *)(ml)->image, (char *)mline_old.image, (n)); \
bcopy((char *)(ml)->attr, (char *)mline_old.attr, (n)); \
IFFONT( bcopy((char *)(ml)->font, (char *)mline_old.font, (n)); ) \
IFCOLOR( bcopy((char *)(ml)->color, (char *)mline_old.color, (n)); ) \
IFCOLORX(bcopy((char *)(ml)->colorx, (char *)mline_old.colorx, (n)); ) \
} while (0)
#define bcopy_mline(ml, xf, xt, n) do { \
bcopy((char *)(ml)->image + (xf), (char *)(ml)->image + (xt), (n)); \
bcopy((char *)(ml)->attr + (xf), (char *)(ml)->attr + (xt), (n)); \
IFFONT( bcopy((char *)(ml)->font + (xf), (char *)(ml)->font + (xt), (n)); ) \
IFCOLOR( bcopy((char *)(ml)->color + (xf), (char *)(ml)->color + (xt), (n)); ) \
IFCOLORX(bcopy((char *)(ml)->colorx + (xf), (char *)(ml)->colorx + (xt), (n));) \
} while (0)
#define clear_mline(ml, x, n) do { \
bclear((char *)(ml)->image + (x), (n)); \
if ((ml)->attr != null) bzero((char *)(ml)->attr + (x), (n)); \
IFFONT( if ((ml)->font != null) bzero((char *)(ml)->font + (x), (n)); ) \
IFCOLOR( if ((ml)->color!= null) bzero((char *)(ml)->color + (x), (n)); ) \
IFCOLORX(if ((ml)->colorx!= null) bzero((char *)(ml)->colorx + (x), (n)); ) \
} while (0)
#define cmp_mline(ml1, ml2, x) ( \
(ml1)->image[x] == (ml2)->image[x] \
&& (ml1)->attr[x] == (ml2)->attr[x] \
IFFONT( && (ml1)->font[x] == (ml2)->font[x] ) \
IFCOLOR( && (ml1)->color[x] == (ml2)->color[x] ) \
IFCOLORX(&& (ml1)->colorx[x] == (ml2)->colorx[x] ) \
)
#define cmp_mchar(mc1, mc2) ( \
(mc1)->image == (mc2)->image \
&& (mc1)->attr == (mc2)->attr \
IFFONT( && (mc1)->font == (mc2)->font ) \
IFCOLOR( && (mc1)->color == (mc2)->color ) \
IFCOLORX(&& (mc1)->colorx == (mc2)->colorx ) \
)
#define cmp_mchar_mline(mc, ml, x) ( \
(mc)->image == (ml)->image[x] \
&& (mc)->attr == (ml)->attr[x] \
IFFONT( && (mc)->font == (ml)->font[x] ) \
IFCOLOR( && (mc)->color == (ml)->color[x] ) \
IFCOLORX(&& (mc)->colorx == (ml)->colorx[x] ) \
)
#define copy_mchar2mline(mc, ml, x) do { \
(ml)->image[x] = (mc)->image; \
(ml)->attr[x] = (mc)->attr; \
IFFONT( (ml)->font[x] = (mc)->font; ) \
IFCOLOR( (ml)->color[x] = (mc)->color; ) \
IFCOLORX((ml)->colorx[x] = (mc)->colorx; ) \
} while (0)
#define copy_mline2mchar(mc, ml, x) do { \
(mc)->image = (ml)->image[x]; \
(mc)->attr = (ml)->attr[x]; \
IFFONT( (mc)->font = (ml)->font[x]; ) \
IFCOLOR( (mc)->color = (ml)->color[x]; ) \
IFCOLORX((mc)->colorx = (ml)->colorx[x]; ) \
IFDWCHAR((mc)->mbcs = 0; ) \
} while (0)
#ifdef COLOR
# ifdef COLORS16
# ifdef COLORS256
# define rend_getbg(mc) (((mc)->color & 0xf0) >> 4 | ((mc)->attr & A_BBG ? 0x100 : 0) | ((mc)->colorx & 0xf0))
# define rend_setbg(mc, c) ((mc)->color = ((mc)->color & 0x0f) | (c << 4 & 0xf0), (mc)->colorx = ((mc)->colorx & 0x0f) | (c & 0xf0), (mc)->attr = ((mc)->attr | A_BBG) ^ (c & 0x100 ? 0 : A_BBG))
# define rend_getfg(mc) (((mc)->color & 0x0f) | ((mc)->attr & A_BFG ? 0x100 : 0) | (((mc)->colorx & 0x0f) << 4))
# define rend_setfg(mc, c) ((mc)->color = ((mc)->color & 0xf0) | (c & 0x0f), (mc)->colorx = ((mc)->colorx & 0xf0) | ((c & 0xf0) >> 4), (mc)->attr = ((mc)->attr | A_BFG) ^ (c & 0x100 ? 0 : A_BFG))
# define rend_setdefault(mc) ((mc)->color = (mc)->colorx = 0, (mc)->attr &= ~(A_BBG|A_BFG))
# else
# define rend_getbg(mc) (((mc)->color & 0xf0) >> 4 | ((mc)->attr & A_BBG ? 0x100 : 0))
# define rend_setbg(mc, c) ((mc)->color = ((mc)->color & 0x0f) | (c << 4 & 0xf0), (mc)->attr = ((mc)->attr | A_BBG) ^ (c & 0x100 ? 0 : A_BBG))
# define rend_getfg(mc) (((mc)->color & 0x0f) | ((mc)->attr & A_BFG ? 0x100 : 0))
# define rend_setfg(mc, c) ((mc)->color = ((mc)->color & 0xf0) | (c & 0x0f), (mc)->attr = ((mc)->attr | A_BFG) ^ (c & 0x100 ? 0 : A_BFG))
# define rend_setdefault(mc) ((mc)->color = 0, (mc)->attr &= ~(A_BBG|A_BFG))
# endif
# define coli2e(c) ((((c) & 0x1f8) == 0x108 ? (c) ^ 0x108 : (c & 0xff)) ^ 9)
# define cole2i(c) ((c) >= 8 && (c) < 16 ? (c) ^ 0x109 : (c) ^ 9)
# else
# define rend_getbg(mc) (((mc)->color & 0xf0) >> 4)
# define rend_setbg(mc, c) ((mc)->color = ((mc)->color & 0x0f) | (c << 4 & 0xf0))
# define rend_getfg(mc) ((mc)->color & 0x0f)
# define rend_setfg(mc, c) ((mc)->color = ((mc)->color & 0xf0) | (c & 0x0f))
# define rend_setdefault(mc) ((mc)->color = 0)
# define coli2e(c) ((c) ^ 9)
# define cole2i(c) ((c) ^ 9)
# endif
#endif
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