1 4314729d 2004-04-14 devnull #include <u.h>
 2 4314729d 2004-04-14 devnull #include <libc.h>
 3 4314729d 2004-04-14 devnull #include <stdio.h>
 4 4314729d 2004-04-14 devnull #include <draw.h>
 5 4314729d 2004-04-14 devnull #include <event.h>
 6 4314729d 2004-04-14 devnull #define SCX(A) ((((A) - e1->xmin)*e1->scalex  + e1->left)+.5)
 7 4314729d 2004-04-14 devnull #define SCY(A) ((((A) - e1->ymin)*e1->scaley + e1->bottom)+.5)
 8 4314729d 2004-04-14 devnull #define	SCR(A) ((A)*e1->scalex+.5)
 9 4314729d 2004-04-14 devnull #define unorm(y)	(double)(e1->sidey - y)
10 4314729d 2004-04-14 devnull #define	BIGINT	0x3FFFFFFF	/* a large, but valid, int */
11 4314729d 2004-04-14 devnull extern struct penvir {
12 4314729d 2004-04-14 devnull 	double left, bottom;
13 4314729d 2004-04-14 devnull 	double xmin, ymin;
14 4314729d 2004-04-14 devnull 	double scalex, scaley;
15 4314729d 2004-04-14 devnull 	double sidex, sidey;
16 4314729d 2004-04-14 devnull 	double copyx, copyy;
17 4314729d 2004-04-14 devnull 	double quantum;
18 4314729d 2004-04-14 devnull 	double grade;
19 4314729d 2004-04-14 devnull 	int pgap;
20 4314729d 2004-04-14 devnull 	double pslant;
21 a0f1e21f 2004-04-20 devnull 	int pmode;
22 a0f1e21f 2004-04-20 devnull 	ulong foregr;
23 a0f1e21f 2004-04-20 devnull 	ulong backgr;
24 4314729d 2004-04-14 devnull } *e0, *e1, *esave;
25 4314729d 2004-04-14 devnull #define RADIAN 57.3	/* radians per degree */
26 4314729d 2004-04-14 devnull struct seg {
27 4314729d 2004-04-14 devnull 	int x, y, X, Y;
28 4314729d 2004-04-14 devnull 	char stat;
29 4314729d 2004-04-14 devnull };
30 4314729d 2004-04-14 devnull 
31 4314729d 2004-04-14 devnull /*
32 4314729d 2004-04-14 devnull  * display parameters
33 4314729d 2004-04-14 devnull  */
34 67e4fce4 2004-04-19 devnull extern int clipminx, clipminy, clipmaxx, clipmaxy;	/* clipping rectangle */
35 67e4fce4 2004-04-19 devnull extern int mapminx, mapminy, mapmaxx, mapmaxy;		/* centered square */
36 4314729d 2004-04-14 devnull /*
37 4314729d 2004-04-14 devnull  * Prototypes
38 4314729d 2004-04-14 devnull  */
39 4314729d 2004-04-14 devnull #include "../plot.h"
40 4314729d 2004-04-14 devnull void m_clrwin(int, int, int, int, int);
41 4314729d 2004-04-14 devnull void m_finish(void);
42 4314729d 2004-04-14 devnull void m_initialize(char *);
43 4314729d 2004-04-14 devnull int m_text(int, int, char *, char *, int, int, int);
44 4314729d 2004-04-14 devnull void m_vector(int, int, int, int, int);
45 4314729d 2004-04-14 devnull void m_swapbuf(void);
46 4314729d 2004-04-14 devnull void m_dblbuf(void);
47 4314729d 2004-04-14 devnull int bcolor(char *);
48 4314729d 2004-04-14 devnull void sscpy(struct penvir *, struct penvir *);
49 4314729d 2004-04-14 devnull Image *getcolor(int);