src/meta/plot4.c

#ifndef lint
static const char       RCSid[] = "$Id: plot4.c,v 1.3 2003/10/27 10:28:59 schorsch Exp $";
#endif
/*
 *  plot4.c - program to put four metafile pages onto one.
 *
 *      Greg Ward
 *      7/10/86
 */

#include  "rtprocess.h"
#include  "meta.h"
#include  "plot.h"


#define  OUTFILT  "pexpand +OCIms"      /* output filter */

#define  SEGNAME  "plot4seg"            /* segment name */


extern FILE  *pout;                     /* the output stream */

char  *progname;

static void plot4(FILE  *fp);
static void doseg(int  n);


int
main(
        int  argc,
        char  *argv[]
)
{
        FILE  *fp;
        int  i;

        progname = argv[0];

        pout = popen(OUTFILT, "w");

        if (argc > 1)
                for (i = 1; i < argc; i++) {
                        fp = efopen(argv[i], "r");
                        plot4(fp);
                        fclose(fp);
                }
        else
                plot4(stdin);
        
        pglob(PEOF, 0200, NULL);

        return(pclose(pout));
}


void
plot4(                  /* put a file into its place on page */
        FILE  *fp
)
{
        static int  nplts = 0;
        PRIMITIVE  curp;

        pglob(POPEN, 0, SEGNAME);

        while (readp(&curp, fp))
                if (curp.com == PEOP) {
                        pglob(PCLOSE, 0200, NULL);
                        doseg(nplts++ % 4);
                        pglob(POPEN, 0, SEGNAME);
                } else
                        writep(&curp, pout);
        
        pglob(PCLOSE, 0200, NULL);
}


void
doseg(          /* do segment number n */
        int  n
)
{
        switch (n) {
        case 0:                         /* upper left */
                pprim(PSEG, 0, 0, XYSIZE/2, XYSIZE/2-1, XYSIZE-1, SEGNAME);
                break;
        case 1:                         /* upper right */
                pprim(PSEG, 0, XYSIZE/2, XYSIZE/2, XYSIZE-1, XYSIZE-1, SEGNAME);
                break;
        case 2:                         /* lower left */
                pprim(PSEG, 0, 0, 0, XYSIZE/2-1, XYSIZE/2-1, SEGNAME);
                break;
        case 3:                         /* lower right, end page */
                pprim(PSEG, 0, XYSIZE/2, 0, XYSIZE-1, XYSIZE/2-1, SEGNAME);
                pglob(PEOP, 0200, NULL);
                break;
        }
}
Revision:	1.4
Committed:	Sat Nov 15 02:13:37 2003 UTC (21 years, 11 months ago) by schorsch
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad6R0, rad5R4, rad5R3, rad5R2, rad5R1, rad5R0, rad4R2P2, rad4R2P1, rad4R2, rad4R1, rad4R0, rad3R9, rad3R8, rad3R7P2, rad3R7P1, rad3R6P1, rad3R6, HEAD
Changes since 1.3:	+18 -8 lines
Log Message:	Continued ANSIfication, and reduced other compile warnings.
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	schorsch	1.4	static const char RCSid[] = "$Id: plot4.c,v 1.3 2003/10/27 10:28:59 schorsch Exp $";
3	greg	1.1	#endif
4			/*
5			* plot4.c - program to put four metafile pages onto one.
6			*
7			* Greg Ward
8			* 7/10/86
9			*/
10
11	schorsch	1.3	#include "rtprocess.h"
12	greg	1.1	#include "meta.h"
13	schorsch	1.4	#include "plot.h"
14	greg	1.1
15
16			#define OUTFILT "pexpand +OCIms" /* output filter */
17
18			#define SEGNAME "plot4seg" /* segment name */
19
20
21			extern FILE pout; / the output stream */
22
23			char *progname;
24
25	schorsch	1.4	static void plot4(FILE *fp);
26			static void doseg(int n);
27	greg	1.1
28	schorsch	1.4
29			int
30			main(
31			int argc,
32			char *argv[]
33			)
34	greg	1.1	{
35			FILE *fp;
36			int i;
37
38			progname = argv[0];
39
40			pout = popen(OUTFILT, "w");
41
42			if (argc > 1)
43			for (i = 1; i < argc; i++) {
44			fp = efopen(argv[i], "r");
45			plot4(fp);
46			fclose(fp);
47			}
48			else
49			plot4(stdin);
50
51			pglob(PEOF, 0200, NULL);
52
53			return(pclose(pout));
54			}
55
56
57	schorsch	1.4	void
58			plot4( /* put a file into its place on page */
59			FILE *fp
60			)
61	greg	1.1	{
62			static int nplts = 0;
63			PRIMITIVE curp;
64
65			pglob(POPEN, 0, SEGNAME);
66
67			while (readp(&curp, fp))
68			if (curp.com == PEOP) {
69			pglob(PCLOSE, 0200, NULL);
70			doseg(nplts++ % 4);
71			pglob(POPEN, 0, SEGNAME);
72			} else
73			writep(&curp, pout);
74
75			pglob(PCLOSE, 0200, NULL);
76			}
77
78
79	schorsch	1.4	void
80			doseg( /* do segment number n */
81			int n
82			)
83	greg	1.1	{
84			switch (n) {
85			case 0: /* upper left */
86			pprim(PSEG, 0, 0, XYSIZE/2, XYSIZE/2-1, XYSIZE-1, SEGNAME);
87			break;
88			case 1: /* upper right */
89			pprim(PSEG, 0, XYSIZE/2, XYSIZE/2, XYSIZE-1, XYSIZE-1, SEGNAME);
90			break;
91			case 2: /* lower left */
92			pprim(PSEG, 0, 0, 0, XYSIZE/2-1, XYSIZE/2-1, SEGNAME);
93			break;
94			case 3: /* lower right, end page */
95			pprim(PSEG, 0, XYSIZE/2, 0, XYSIZE-1, XYSIZE/2-1, SEGNAME);
96			pglob(PEOP, 0200, NULL);
97			break;
98			}
99			}