src/meta/impress.c

#ifndef lint
static const char       RCSid[] = "$Id$";
#endif
/*
 *  Program to convert meta-files to imPress format
 *
 *
 *     1/2/86
 */


#include  "meta.h"

#include  "imPcodes.h"

#include  "imPfuncs.h"


#define  XCOM  "pexpand +OCIsv -P %s"


char  *progname;

FILE  *imout;

static short  newpage = TRUE; 


main(argc, argv)

int  argc;
char  **argv;

{
 FILE  *fp;
#ifdef  UNIX
 FILE  *popen();
#endif
 short  condonly, conditioned;
 char  comargs[200], command[300];

#ifdef  CPM
 fixargs("impress", &argc, &argv);
#endif

 progname = *argv++;
 argc--;

 condonly = FALSE;
#ifdef  UNIX
 conditioned = FALSE;
#else
 conditioned = TRUE;
#endif

 while (argc && **argv == '-')  {
    switch (*(*argv+1))  {
#ifdef  UNIX
       case 'c':
          condonly = TRUE;
          break;
       case 'r':
          conditioned = TRUE;
          break;
#endif
       default:
          error(WARNING, "unknown option");
          break;
       }
    argv++;
    argc--;
    }

 imInit();

 if (conditioned) {
    if (argc)
       while (argc)  {
          fp = efopen(*argv, "r");
          plot(fp);
          fclose(fp);
          argv++;
          argc--;
          }
    else
       plot(stdin);
 } else  {
    comargs[0] = '\0';
    while (argc)  {
       strcat(comargs, " ");
       strcat(comargs, *argv);
       argv++;
       argc--;
       }
    sprintf(command, XCOM, comargs);
#ifdef  UNIX
    if (condonly)
       return(system(command));
    else  {
       if ((fp = popen(command, "r")) == NULL)
          error(SYSTEM, "cannot execute input filter");
       plot(fp);
       pclose(fp);
       }
#endif
    }

 if (!newpage)
     imEndPage();
 imEof();

 return(0);
 }


plot(infp)              /* plot meta-file */

register FILE  *infp;

{
    PRIMITIVE  nextp;

    do {
        readp(&nextp, infp);
        while (isprim(nextp.com)) {
            doprim(&nextp);
            fargs(&nextp);
            readp(&nextp, infp);
        }
        doglobal(&nextp);
        fargs(&nextp);
    } while (nextp.com != PEOF);

}


doglobal(g)                     /* execute a global command */

register PRIMITIVE  *g;

{
    char  c;

    switch (g->com) {

        case PEOF:
            break;

        case PDRAW:
            fflush(stdout);
            break;

        case PEOP:
            if (!newpage)
                imEndPage();            /* don't waste paper */
            newpage = TRUE;
            break;

        case PSET:
            set(g->arg0, g->args);
            break;

        case PUNSET:
            unset(g->arg0);
            break;

        case PRESET:
            reset(g->arg0);
            break;

        default:
            sprintf(errmsg, "unknown command '%c' in doglobal", g->com);
            error(WARNING, errmsg);
            break;
        }

}


doprim(p)               /* plot primitive */

register PRIMITIVE  *p;

{

    switch (p->com) {

        case PMSTR:
            printstr(p);
            break;

        case PLSEG:
            plotlseg(p);
            break;

        case PRFILL:
            fillrect(p);
            break;

        case PTFILL:
            filltri(p);
            break;

        case PPFILL:
            fillpoly(p);
            break;

        default:
            sprintf(errmsg, "unknown command '%c' in doprim", p->com);
            error(WARNING, errmsg);
            return;
    }

    newpage = FALSE;

}
Revision:	1.1
Committed:	Sat Feb 22 02:07:26 2003 UTC (21 years, 2 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad3R5
Log Message:	Changes and check-in for 3.5 release Includes new source files and modifications not recorded for many years See ray/doc/notes/ReleaseNotes for notes between 3.1 and 3.5 release
#	Content
1	#ifndef lint
2	static const char RCSid[] = "$Id$";
3	#endif
4	/*
5	* Program to convert meta-files to imPress format
6	*
7	*
8	* 1/2/86
9	*/
10
11
12	#include "meta.h"
13
14	#include "imPcodes.h"
15
16	#include "imPfuncs.h"
17
18
19	#define XCOM "pexpand +OCIsv -P %s"
20
21
22	char *progname;
23
24	FILE *imout;
25
26	static short newpage = TRUE;
27
28
29
30	main(argc, argv)
31
32	int argc;
33	char **argv;
34
35	{
36	FILE *fp;
37	#ifdef UNIX
38	FILE *popen();
39	#endif
40	short condonly, conditioned;
41	char comargs[200], command[300];
42
43	#ifdef CPM
44	fixargs("impress", &argc, &argv);
45	#endif
46
47	progname = *argv++;
48	argc--;
49
50	condonly = FALSE;
51	#ifdef UNIX
52	conditioned = FALSE;
53	#else
54	conditioned = TRUE;
55	#endif
56
57	while (argc && **argv == '-') {
58	switch ((argv+1)) {
59	#ifdef UNIX
60	case 'c':
61	condonly = TRUE;
62	break;
63	case 'r':
64	conditioned = TRUE;
65	break;
66	#endif
67	default:
68	error(WARNING, "unknown option");
69	break;
70	}
71	argv++;
72	argc--;
73	}
74
75	imInit();
76
77	if (conditioned) {
78	if (argc)
79	while (argc) {
80	fp = efopen(*argv, "r");
81	plot(fp);
82	fclose(fp);
83	argv++;
84	argc--;
85	}
86	else
87	plot(stdin);
88	} else {
89	comargs[0] = '\0';
90	while (argc) {
91	strcat(comargs, " ");
92	strcat(comargs, *argv);
93	argv++;
94	argc--;
95	}
96	sprintf(command, XCOM, comargs);
97	#ifdef UNIX
98	if (condonly)
99	return(system(command));
100	else {
101	if ((fp = popen(command, "r")) == NULL)
102	error(SYSTEM, "cannot execute input filter");
103	plot(fp);
104	pclose(fp);
105	}
106	#endif
107	}
108
109	if (!newpage)
110	imEndPage();
111	imEof();
112
113	return(0);
114	}
115
116
117
118	plot(infp) /* plot meta-file */
119
120	register FILE *infp;
121
122	{
123	PRIMITIVE nextp;
124
125	do {
126	readp(&nextp, infp);
127	while (isprim(nextp.com)) {
128	doprim(&nextp);
129	fargs(&nextp);
130	readp(&nextp, infp);
131	}
132	doglobal(&nextp);
133	fargs(&nextp);
134	} while (nextp.com != PEOF);
135
136	}
137
138
139
140
141
142
143	doglobal(g) /* execute a global command */
144
145	register PRIMITIVE *g;
146
147	{
148	char c;
149
150	switch (g->com) {
151
152	case PEOF:
153	break;
154
155	case PDRAW:
156	fflush(stdout);
157	break;
158
159	case PEOP:
160	if (!newpage)
161	imEndPage(); /* don't waste paper */
162	newpage = TRUE;
163	break;
164
165	case PSET:
166	set(g->arg0, g->args);
167	break;
168
169	case PUNSET:
170	unset(g->arg0);
171	break;
172
173	case PRESET:
174	reset(g->arg0);
175	break;
176
177	default:
178	sprintf(errmsg, "unknown command '%c' in doglobal", g->com);
179	error(WARNING, errmsg);
180	break;
181	}
182
183	}
184
185
186
187
188	doprim(p) /* plot primitive */
189
190	register PRIMITIVE *p;
191
192	{
193
194	switch (p->com) {
195
196	case PMSTR:
197	printstr(p);
198	break;
199
200	case PLSEG:
201	plotlseg(p);
202	break;
203
204	case PRFILL:
205	fillrect(p);
206	break;
207
208	case PTFILL:
209	filltri(p);
210	break;
211
212	case PPFILL:
213	fillpoly(p);
214	break;
215
216	default:
217	sprintf(errmsg, "unknown command '%c' in doprim", p->com);
218	error(WARNING, errmsg);
219	return;
220	}
221
222	newpage = FALSE;
223
224	}