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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* psign.c - produce picture from text. |
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* |
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* 7/1/87 |
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*/ |
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#include "standard.h" |
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#include "copyright.h" |
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#include "color.h" |
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#include <string.h> |
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#include "platform.h" |
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#include "standard.h" |
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#include "color.h" |
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#include "font.h" |
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#include "paths.h" |
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|
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#ifndef SSS |
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#define SSS 3 /* super-sample size */ |
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#endif |
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int xsiz, ysiz; /* bitmap dimensions */ |
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int xdim; /* size of horizontal scan (bytes) */ |
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|
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/* conflicting def's in param.h */ |
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#undef tstbit |
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#undef setbit |
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#undef clrbit |
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#undef tglbit |
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|
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#define bitop(x,y,op) (ourbitmap[(y)*xdim+((x)>>3)] op (1<<((x)&7))) |
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#define tstbit(x,y) bitop(x,y,&) |
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#define setbit(x,y) bitop(x,y,|=) |
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FONT *ourfont; /* our font */ |
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char *libpath; /* library search path */ |
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typedef struct line { |
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char *s; /* line w/o LF */ |
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short *sp; /* character spacing */ |
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char *argv[]; |
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{ |
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int an; |
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#ifdef MSDOS |
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setmode(fileno(stdout), O_BINARY); |
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#endif |
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SET_FILE_BINARY(stdout); |
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for (an = 1; an < argc && argv[an][0] == '-'; an++) |
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switch (argv[an][1]) { |
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case 'c': /* color */ |
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exit(1); |
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} |
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/* load font file */ |
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if ((libpath = getenv(ULIBVAR)) == NULL) |
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libpath = DEFPATH; |
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ourfont = getfont(fontfile); |
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/* get text */ |
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if (an == argc) |
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/* convert text to bitmap */ |
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maptext(); |
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/* print header */ |
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newheader("RADIANCE", stdout); |
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printargs(argc, argv, stdout); |
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fputformat(COLRFMT, stdout); |
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putchar('\n'); |
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else |
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xsiz = ysiz/pictaspect + 0.5; |
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cheight = ysiz/nlines; |
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cwidth = cheight/aspect + 0.5; |
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cwidth = cheight/aspect; |
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} else { |
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if (ysiz <= 0) |
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ysiz = cheight*nlines; |
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pictaspect = (double)ysiz/xsiz; |
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aspect = pictaspect*maxwidth/(256*nlines); |
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cheight = ysiz/nlines; |
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cwidth = cheight/aspect + 0.5; |
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cwidth = cheight/aspect; |
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} |
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} else { /* reverse orientation */ |
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if (ysiz <= 0) { |
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else |
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xsiz = ysiz/pictaspect + 0.5; |
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cheight = xsiz/nlines; |
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cwidth = cheight/aspect + 0.5; |
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cwidth = cheight/aspect; |
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} else { |
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if (xsiz <= 0) |
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xsiz = cheight*nlines; |
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pictaspect = (double)ysiz/xsiz; |
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aspect = maxwidth/(256*nlines*pictaspect); |
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cheight = xsiz/nlines; |
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cwidth = cheight/aspect + 0.5; |
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cwidth = cheight/aspect; |
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} |
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} |
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if (xsiz % SSS) |
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ourbitmap = (BYTE *)bmalloc(ysiz*xdim); |
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if (ourbitmap == NULL) |
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error(SYSTEM, "Out of memory in makemap"); |
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bzero((char *)ourbitmap, ysiz*xdim); |
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memset((char *)ourbitmap, '\0', ysiz*xdim); |
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} |
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gettext(fp) /* get text from a file */ |
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FILE *fp; |
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{ |
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char *fgets(); |
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char buf[MAXLINE]; |
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register LINE *curl; |
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int len; |
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if (curl == NULL) |
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goto memerr; |
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len = strlen(buf); |
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curl->s = malloc(len); |
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curl->s = (char *)malloc(len); |
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curl->sp = (short *)malloc(sizeof(short)*len--); |
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if (curl->s == NULL | curl->sp == NULL) |
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if ((curl->s == NULL) | (curl->sp == NULL)) |
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goto memerr; |
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if (len > maxline) |
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maxline = len; |
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curl->s[len] = '\0'; |
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if (spacing < -1./256.) |
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len = squeeztext(curl->sp, curl->s, ourfont, |
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(int)(spacing*-256.0)); |
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(int)(spacing*-256.)); |
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else if (spacing > 1./256.) |
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len = proptext(curl->sp, curl->s, ourfont, |
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(int)(spacing*256.0), 3); |
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(int)(spacing*256.), 3); |
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else |
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len = uniftext(curl->sp, curl->s, ourfont); |
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if (len > maxwidth) |
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ourtext = (LINE *)malloc(sizeof(LINE)); |
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if (ourtext == NULL) |
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goto memerr; |
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ourtext->s = malloc(MAXLINE); |
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ourtext->s = (char *)malloc(MAXLINE); |
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if (ourtext->s == NULL) |
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goto memerr; |
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for (cp = ourtext->s; ac-- > 0; av++) { |
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ourtext->sp = (short *)malloc(sizeof(short)*(maxline+1)); |
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if (ourtext->sp == NULL) |
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goto memerr; |
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if (spacing < 0.0) |
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if (spacing < -1./256.) |
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maxwidth = squeeztext(ourtext->sp, ourtext->s, ourfont, |
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(int)(spacing*-256.0)); |
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else if (spacing > 0.0) |
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(int)(spacing*-256.)); |
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else if (spacing > 1./256.) |
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maxwidth = proptext(ourtext->sp, ourtext->s, ourfont, |
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(int)(spacing*256.0), 3); |
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(int)(spacing*256.), 3); |
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else |
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maxwidth = uniftext(ourtext->sp, ourtext->s, ourfont); |
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nlines = 1; |
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exit(1); |
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} |
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} |
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free((char *)scanout); |
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free((void *)scanout); |
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} |