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1.1 root 1: /* fed.h 4.1 83/03/09 */
2: /*
3: * fed.h: global definitions for font editor.
4: */
5:
6: #include <stdio.h>
7: #include <ctype.h>
8: #include <vfont.h>
9: #include <signal.h>
10: #include <setjmp.h>
11:
12: /* current windows - what's on the screen */
13:
14: #define SCRHI 360 /* number of pixels on the screen */
15: #define SCRWID 720 /* width in pixels of the screen */
16: #define NROW 3 /* number of rows of glyphs on the screen */
17: #define NCOL 7 /* number of cols of glyphs in a row */
18: #define NWIND (NROW*NCOL) /* number of windows */
19: #define GLCOL 100 /* width of a glyph window */
20: #define GLROW 100 /* height of a glyph window */
21: #define GLPAD 3 /* number of pixels between windows */
22: #define WINDSIZE (((GLCOL+7)>>3)*GLROW) /* size in bytes of a window */
23: #define BASELINE 22 /* number of pixels below baseline in window */
24: #define SLOPE (3.5) /* Amount to slant italic vertical line */
25: /* equal to about 15.94 degrees */
26: /* for 5 degree caligraphy slant use 11.43 */
27:
28: #define ESC '\033' /* The ASCII escape character */
29:
30: #define abs(x) ((x) < 0 ? (-(x)) : (x))
31: #define max(x,y) ((x) > (y) ? (x) : (y))
32: #define min(x,y) ((x) < (y) ? (x) : (y))
33:
34: typedef char *bitmat;
35:
36: int changes; /* nonzero if changes since last write */
37: char curchar; /* current character being edited */
38: int curcurs; /* 1 if cursor is on now */
39: int currb; /* 1 if rubber band lie is on now */
40: int curs_r, curs_c; /* position in current window of graphics cursor */
41: int curwind; /* current open window number */
42: int curzoom; /* 1 to 9 - current zoom level of screen */
43: int editing; /* in file I/O command, true if editing font */
44: jmp_buf env;
45: long fbase; /* first loc in font file of bits */
46: FILE * fontdes; /* open for reading, current font */
47: char fontfile[100]; /* name of the font file */
48: int hpensize; /* size of heavy pen in pixels diameter of dot */
49: char msgbuf[100]; /* scratch space to sprintf into for messages */
50: int nextwind; /* the next free window to grab */
51: int oldzoom; /* the value of curzoom before a message */
52: int pen_r, pen_c; /* row/col in current glyph of logical pen */
53: int pencolor; /* 0=erase, 1=draw */
54: int penweight; /* 0=fine, 1=heavy */
55: int pointsize; /* point size of current font */
56: int QUIET; /* true if -q flag */
57: char stoutbuf[BUFSIZ]; /* for speed */
58: FILE *trace; /* for debugging output */
59: char tracebuf[BUFSIZ]; /* for speed */
60: int und_p_r, und_p_c; /* pen_r, pen_c for undo */
61: int und_c_r, und_c_c; /* curs_r, curs_c for undo */
62:
63: struct header FontHeader;
64: struct dispatch disptable[256];
65:
66: struct cwind {
67: bitmat val; /* what we are making it into */
68: bitmat onscreen; /* what's currently on the screen */
69: bitmat undval; /* the previous version */
70: char used; /* the character using this window */
71: } wind[NROW * NCOL];
72:
73: struct cht {
74: int wherewind; /* >=0: window # on screen, -1: in file, -2: use whereat */
75: bitmat whereat; /* where it can be found */
76: int nrow, ncol; /* size of char */
77: int rcent, ccent; /* bit location of lower left corner of main part of char */
78: } cht[256];
79:
80: struct place {
81: int c, r;
82: } base[NROW * NCOL]; /* lower left corner of each window */
83:
84: char penmat[10][10]; /* 0 or 1 as the pen is. 5,5 is center */
85: float sqrtmat[10][10]; /* table of sqrt(i**2+j**2) for speed */
86:
87: char *rdchar();
88: char esccmd();
89: bitmat newmat();
90: bitmat findbits();
91: int onsig();
92: int onintr();
93: float sqrt();
94:
95: int matcnt[10];
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