Commit | Line | Data |
---|---|---|
5a8f8fe1 | 1 | #ifndef lint |
e24c105d | 2 | static char sccsid[] = "@(#)crtdriver.c 4.2 (Berkeley) %G%"; |
5a8f8fe1 RC |
3 | #endif |
4 | ||
5 | /* | |
6 | This driver is used with crtplot.c. | |
7 | It is essentially the same driver as the one in /usr/src/cmd/plot. | |
8 | Unfortunately, the curses library has some of the same names as does | |
9 | as the functions that the driver calls. These have been changed. | |
10 | ||
11 | Also, one of the commands has been removed since they don't make sense | |
12 | for crt's. | |
13 | */ | |
14 | ||
15 | ||
16 | #include <stdio.h> | |
17 | ||
18 | float deltx; | |
19 | float delty; | |
20 | ||
21 | main(argc,argv) char **argv; { | |
22 | int std=1; | |
23 | FILE *fin; | |
24 | ||
25 | while(argc-- > 1) { | |
26 | if(*argv[1] == '-') | |
27 | switch(argv[1][1]) { | |
28 | case 'l': | |
29 | deltx = atoi(&argv[1][2]) - 1; | |
30 | break; | |
31 | case 'w': | |
32 | delty = atoi(&argv[1][2]) - 1; | |
33 | break; | |
34 | } | |
35 | ||
36 | else { | |
37 | std = 0; | |
38 | if ((fin = fopen(argv[1], "r")) == NULL) { | |
39 | fprintf(stderr, "can't open %s\n", argv[1]); | |
40 | exit(1); | |
41 | } | |
42 | fplt(fin); | |
43 | } | |
44 | argv++; | |
45 | } | |
46 | if (std) | |
47 | fplt( stdin ); | |
48 | exit(0); | |
49 | } | |
50 | ||
51 | ||
52 | fplt(fin) FILE *fin; { | |
53 | int c; | |
54 | char s[256]; | |
55 | int xi,yi,x0,y0,x1,y1,r/*,dx,n,i*/; | |
56 | /*int pat[256];*/ | |
57 | ||
58 | openpl(); | |
59 | while((c=getc(fin)) != EOF){ | |
60 | switch(c){ | |
61 | case 'm': | |
62 | xi = getsi(fin); | |
63 | yi = getsi(fin); | |
64 | plot_move(xi,yi); | |
65 | break; | |
66 | case 'l': | |
67 | x0 = getsi(fin); | |
68 | y0 = getsi(fin); | |
69 | x1 = getsi(fin); | |
70 | y1 = getsi(fin); | |
71 | line(x0,y0,x1,y1); | |
72 | break; | |
73 | case 't': | |
e24c105d | 74 | getstr(s,fin); |
5a8f8fe1 RC |
75 | label(s); |
76 | break; | |
77 | case 'e': | |
78 | plot_erase(); | |
79 | break; | |
80 | case 'p': | |
81 | xi = getsi(fin); | |
82 | yi = getsi(fin); | |
83 | point(xi,yi); | |
84 | break; | |
85 | case 'n': | |
86 | xi = getsi(fin); | |
87 | yi = getsi(fin); | |
88 | cont(xi,yi); | |
89 | break; | |
90 | case 's': | |
91 | x0 = getsi(fin); | |
92 | y0 = getsi(fin); | |
93 | x1 = getsi(fin); | |
94 | y1 = getsi(fin); | |
95 | space(x0,y0,x1,y1); | |
96 | break; | |
97 | case 'a': | |
98 | xi = getsi(fin); | |
99 | yi = getsi(fin); | |
100 | x0 = getsi(fin); | |
101 | y0 = getsi(fin); | |
102 | x1 = getsi(fin); | |
103 | y1 = getsi(fin); | |
104 | arc(xi,yi,x0,y0,x1,y1); | |
105 | break; | |
106 | case 'c': | |
107 | xi = getsi(fin); | |
108 | yi = getsi(fin); | |
109 | r = getsi(fin); | |
110 | circle(xi,yi,r); | |
111 | break; | |
112 | case 'f': | |
e24c105d | 113 | getstr(s,fin); |
5a8f8fe1 RC |
114 | linemod(s); |
115 | break; | |
116 | default: | |
117 | fprintf(stderr, "Unknown command %c (%o)\n", c, c); | |
118 | break; | |
119 | } | |
120 | } | |
121 | closepl(); | |
122 | } | |
123 | getsi(fin) FILE *fin; { /* get an integer stored in 2 ascii bytes. */ | |
124 | short a, b; | |
125 | if((b = getc(fin)) == EOF) | |
126 | return(EOF); | |
127 | if((a = getc(fin)) == EOF) | |
128 | return(EOF); | |
129 | a = a<<8; | |
130 | return(a|b); | |
131 | } | |
e24c105d | 132 | getstr(s,fin) char *s; FILE *fin; { |
5a8f8fe1 RC |
133 | for( ; *s = getc(fin); s++) |
134 | if(*s == '\n') | |
135 | break; | |
136 | *s = '\0'; | |
5a8f8fe1 | 137 | } |