usr/src/old/vpr/vtools/fed/fed.h

/*      fed.h   4.1     83/03/09        */
/*
 * fed.h: global definitions for font editor.
 */

#include <stdio.h>
#include <ctype.h>
#include <vfont.h>
#include <signal.h>
#include <setjmp.h>

/* current windows - what's on the screen */

#define SCRHI   360             /* number of pixels on the screen */
#define SCRWID  720             /* width in pixels of the screen */
#define NROW    3               /* number of rows of glyphs on the screen */
#define NCOL    7               /* number of cols of glyphs in a row */
#define NWIND   (NROW*NCOL)     /* number of windows */
#define GLCOL   100             /* width of a glyph window */
#define GLROW   100             /* height of a glyph window */
#define GLPAD   3               /* number of pixels between windows */
#define WINDSIZE (((GLCOL+7)>>3)*GLROW) /* size in bytes of a window */
#define BASELINE 22             /* number of pixels below baseline in window */
#define SLOPE   (3.5)           /* Amount to slant italic vertical line */
                                /* equal to about 15.94 degrees */
                                /* for 5 degree caligraphy slant use 11.43 */

#define ESC     '\033'  /* The ASCII escape character */

#define abs(x)          ((x) <  0  ? (-(x)) : (x))
#define max(x,y)        ((x) > (y) ?   (x)  : (y))
#define min(x,y)        ((x) < (y) ?   (x)  : (y))

typedef char *bitmat;

int     changes;        /* nonzero if changes since last write */
char    curchar;        /* current character being edited */
int     curcurs;        /* 1 if cursor is on now */
int     currb;          /* 1 if rubber band lie is on now */
int     curs_r, curs_c; /* position in current window of graphics cursor */
int     curwind;        /* current open window number */
int     curzoom;        /* 1 to 9 - current zoom level of screen */
int     editing;        /* in file I/O command, true if editing font */
jmp_buf env;
long    fbase;          /* first loc in font file of bits */
FILE *  fontdes;        /* open for reading, current font */
char    fontfile[100];  /* name of the font file */
int     hpensize;       /* size of heavy pen in pixels diameter of dot */
char    msgbuf[100];    /* scratch space to sprintf into for messages */
int     nextwind;       /* the next free window to grab */
int     oldzoom;        /* the value of curzoom before a message */
int     pen_r, pen_c;   /* row/col in current glyph of logical pen */
int     pencolor;       /* 0=erase, 1=draw */
int     penweight;      /* 0=fine, 1=heavy */
int     pointsize;      /* point size of current font */
int     QUIET;          /* true if -q flag */
char    stoutbuf[BUFSIZ];       /* for speed */
FILE    *trace;         /* for debugging output */
char    tracebuf[BUFSIZ];       /* for speed */
int     und_p_r, und_p_c;       /* pen_r, pen_c for undo */
int     und_c_r, und_c_c;       /* curs_r, curs_c for undo */

struct  header          FontHeader;
struct  dispatch        disptable[256];

struct  cwind   {
        bitmat  val;            /* what we are making it into */
        bitmat  onscreen;       /* what's currently on the screen */
        bitmat  undval;         /* the previous version */
        char    used;           /* the character using this window */
} wind[NROW * NCOL];

struct cht {
        int     wherewind;      /* >=0: window # on screen, -1: in file, -2: use whereat */
        bitmat  whereat;        /* where it can be found */
        int     nrow, ncol;     /* size of char */
        int     rcent, ccent;   /* bit location of lower left corner of main part of char */
} cht[256];

struct place {
        int     c, r;
} base[NROW * NCOL];            /* lower left corner of each window */

char    penmat[10][10];         /* 0 or 1 as the pen is.  5,5 is center */
float   sqrtmat[10][10];        /* table of sqrt(i**2+j**2) for speed */

char    *rdchar();
char    esccmd();
bitmat  newmat();
bitmat  findbits();
int     onsig();
int     onintr();
float   sqrt();

int     matcnt[10];