Commit | Line | Data |
---|---|---|
95af7ab2 KT |
1 | #include <stdio.h> |
2 | ||
3 | float deltx; | |
4 | float delty; | |
5 | ||
6 | main(argc,argv) char **argv; { | |
7 | int std=1; | |
8 | FILE *fin; | |
9 | ||
10 | while(argc-- > 1) { | |
11 | if(*argv[1] == '-') | |
12 | switch(argv[1][1]) { | |
13 | case 'l': | |
14 | deltx = atoi(&argv[1][2]) - 1; | |
15 | break; | |
16 | case 'w': | |
17 | delty = atoi(&argv[1][2]) - 1; | |
18 | break; | |
19 | } | |
20 | ||
21 | else { | |
22 | std = 0; | |
23 | if ((fin = fopen(argv[1], "r")) == NULL) { | |
24 | fprintf(stderr, "can't open %s\n", argv[1]); | |
25 | exit(1); | |
26 | } | |
27 | fplt(fin); | |
28 | } | |
29 | argv++; | |
30 | } | |
31 | if (std) | |
32 | fplt( stdin ); | |
33 | exit(0); | |
34 | } | |
35 | ||
36 | ||
37 | fplt(fin) FILE *fin; { | |
38 | int c; | |
39 | char s[256]; | |
40 | int xi,yi,x0,y0,x1,y1,r,dx,n,i; | |
41 | int pat[256]; | |
42 | ||
43 | openpl(); | |
44 | while((c=getc(fin)) != EOF){ | |
45 | switch(c){ | |
46 | case 'm': | |
47 | xi = getsi(fin); | |
48 | yi = getsi(fin); | |
49 | move(xi,yi); | |
50 | break; | |
51 | case 'l': | |
52 | x0 = getsi(fin); | |
53 | y0 = getsi(fin); | |
54 | x1 = getsi(fin); | |
55 | y1 = getsi(fin); | |
56 | line(x0,y0,x1,y1); | |
57 | break; | |
58 | case 't': | |
59 | gets(s,fin); | |
60 | label(s); | |
61 | break; | |
62 | case 'e': | |
63 | erase(); | |
64 | break; | |
65 | case 'p': | |
66 | xi = getsi(fin); | |
67 | yi = getsi(fin); | |
68 | point(xi,yi); | |
69 | break; | |
70 | case 'n': | |
71 | xi = getsi(fin); | |
72 | yi = getsi(fin); | |
73 | cont(xi,yi); | |
74 | break; | |
75 | case 's': | |
76 | x0 = getsi(fin); | |
77 | y0 = getsi(fin); | |
78 | x1 = getsi(fin); | |
79 | y1 = getsi(fin); | |
80 | space(x0,y0,x1,y1); | |
81 | break; | |
82 | case 'a': | |
83 | xi = getsi(fin); | |
84 | yi = getsi(fin); | |
85 | x0 = getsi(fin); | |
86 | y0 = getsi(fin); | |
87 | x1 = getsi(fin); | |
88 | y1 = getsi(fin); | |
89 | arc(xi,yi,x0,y0,x1,y1); | |
90 | break; | |
91 | case 'c': | |
92 | xi = getsi(fin); | |
93 | yi = getsi(fin); | |
94 | r = getsi(fin); | |
95 | circle(xi,yi,r); | |
96 | break; | |
97 | case 'f': | |
98 | gets(s,fin); | |
99 | linemod(s); | |
100 | break; | |
101 | case 'd': | |
102 | xi = getsi(fin); | |
103 | yi = getsi(fin); | |
104 | dx = getsi(fin); | |
105 | n = getsi(fin); | |
106 | for(i=0; i<n; i++)pat[i] = getsi(fin); | |
107 | dot(xi,yi,dx,n,pat); | |
108 | break; | |
109 | } | |
110 | } | |
111 | closepl(); | |
112 | } | |
113 | getsi(fin) FILE *fin; { /* get an integer stored in 2 ascii bytes. */ | |
114 | short a, b; | |
115 | if((b = getc(fin)) == EOF) | |
116 | return(EOF); | |
117 | if((a = getc(fin)) == EOF) | |
118 | return(EOF); | |
119 | a = a<<8; | |
120 | return(a|b); | |
121 | } | |
122 | gets(s,fin) char *s; FILE *fin; { | |
123 | for( ; *s = getc(fin); s++) | |
124 | if(*s == '\n') | |
125 | break; | |
126 | *s = '\0'; | |
127 | return; | |
128 | } |