Commit | Line | Data |
---|---|---|
47a1797a RC |
1 | /* hp2648.h 4.1 83/11/10 */ |
2 | /* | |
3 | * Displays plot files on an hp2648a graphics terminals. I have heard | |
4 | * that all hp plotting devices use the same control sequences, so this | |
5 | * might work for all hp devices capable of plotting. | |
6 | */ | |
7 | ||
8 | #include <stdio.h> | |
9 | ||
10 | #define TERMINAL "/dev/tty" | |
11 | ||
12 | #define ENQ 05 | |
13 | #define ACK 06 | |
14 | #define ESC 033 | |
15 | #define GRAPHIC '*' | |
16 | #define MODE 'm' | |
17 | #define PLOT 'p' | |
18 | #define DISPLAY 'd' | |
19 | #define PENUP 'a' | |
20 | #define BINARY 'i' | |
21 | #define ASCII 'f' | |
22 | #define CR '\n' | |
23 | ||
24 | #define TRUE 1 | |
25 | #define FALSE 0 | |
26 | ||
27 | #define xsc(xi) ((int) (xi - lowx) * scalex + 0.5) | |
28 | #define ysc(yi) ((int) (yi - lowy) * scaley + 0.5) | |
29 | ||
30 | extern int shakehands; | |
31 | extern int currentx; | |
32 | extern int currenty; | |
33 | extern int buffcount; | |
34 | extern int fildes; | |
35 | extern float lowx; | |
36 | extern float lowy; | |
37 | extern float scalex; | |
38 | extern float scaley; | |
39 | extern struct sgttyb sarg; |