src/meta/mtext.c

#ifndef lint
static const char       RCSid[] = "$Id: mtext.c,v 1.2 2003/06/08 12:03:10 schorsch Exp $";
#endif
/*
 *  Program to convert ascii file to metafile
 *
 *    6/4/85
 *
 *  cc mtext.c mfio.o syscalls.o misc.o
 */

#include <string.h>

#include  "meta.h"

#define  MAXLINE  1024

#define  CWIDTH  250

#define  CTHICK  0

#define  CDIR  0

#define  CCOLOR  0

#define  BYASPECT(w)  ((w)*3/2)

static int  cwidth = CWIDTH,
            cheight = BYASPECT(CWIDTH),
            cthick = CTHICK,
            cdir = CDIR,
            ccolor = CCOLOR;

char  *progname;


main(argc, argv)

int  argc;
char  **argv;

{
    FILE  *fp;
    
#ifdef  CPM
    fixargs("mtext", &argc, &argv);
#endif

    progname = *argv++;
    argc--;

    while (argc && **argv == '-')  {
        switch (*(*argv+1))  {
            case 'w':
            case 'W':
                cwidth = atoi(*argv+2);
                cheight = BYASPECT(cwidth);
                if (cheight < 0 || cheight > XYSIZE)
                    error(USER, "illegal character width");
                break;
            case 't':
            case 'T':
                cthick = atoi(*argv+2);
                if (cthick < 0 || cthick > 3)
                    error(USER, "thickness values between 0 and 3 only");
                break;
            case 'r':
            case 'R':
                cdir = 0;
                break;
            case 'u':
            case 'U':
                cdir = 1;
                break;
            case 'l':
            case 'L':
                cdir = 2;
                break;
            case 'd':
            case 'D':
                cdir = 3;
                break;
            case 'c':
            case 'C':
                ccolor = atoi(*argv+2);
                if (ccolor < 0 || ccolor > 3)
                    error(USER, "color values between 0 and 3 only");
                break;
            default:
                sprintf(errmsg, "unknown option '%s'", *argv);
                error(WARNING, errmsg);
                break;
        }
        argv++;
        argc--;
    }

    if (argc)
        while (argc)  {
            fp = efopen(*argv, "r");
            execute(fp);
            fclose(fp);
            argv++;
            argc--;
        }
    else
        execute(stdin);

    pglob(PEOF, 0200, NULL);

return(0);
}


execute(fp)             /* execute a file */

FILE  *fp;

{
    static char  linbuf[MAXLINE];
    int  nlines;
    char  **section;
    int  maxlen;
    int  done;
    int  i, j, k;
    
    nlines = XYSIZE/cheight;
    done = FALSE;
    
    if ((section = (char **)calloc(nlines, sizeof(char *))) == NULL)
        error(SYSTEM, "out of memory in execute");
    
    while (!done) {
        maxlen = 0;
        for (j = 0; j < nlines; j++) {
            if (done = fgets(linbuf, MAXLINE, fp) == NULL)
                break;
            k = strlen(linbuf);
            if (linbuf[k-1] == '\n')
                linbuf[--k] = '\0';             /* get rid of newline */
            if (k > maxlen)
                maxlen = k;
            if ((section[j] = malloc(k+1)) == NULL)
                error(SYSTEM, "out of memory in execute");
            strcpy(section[j], linbuf);
        }
        if (maxlen > 0)
            sectout(section, j, maxlen);
        for (k = 0; k < j; k++) {
            free(section[k]);
            section[k] = NULL;
        }
    }

    free((char *)section);
    
}


sectout(sect, nlines, maxlen)           /* write out a section */

char  **sect;
int  nlines;
int  maxlen;

{
    int  linwidt;
    char  *strncpy();
    char  *slin;
    int  i, j;
    
    linwidt = XYSIZE/cwidth;
    
    if ((slin = malloc(linwidt + 1)) == NULL)
        error(SYSTEM, "out of memory in sectout");
        
    for (i = 0; i < maxlen; i += linwidt) {
    
        if (i > 0)
            pglob(PEOP, cdir, NULL);

        for (j = 0; j < nlines; j++)
            if (i < strlen(sect[j])) {
                strncpy(slin, sect[j] + i, linwidt);
                slin[linwidt] = '\0';
                plotstr(j, slin);
            }

    }

    pglob(PEOP, 0200, NULL);
    free(slin);
    
}


plotstr(lino, s)                /* plot string on line lino */

int  lino;
char  *s;

{
    int  a0;
    register int  bottom, right;
    
    a0 = (cdir<<4) | (cthick<<2) | ccolor;
    bottom = XYSIZE-(lino+1)*cheight;
    right = strlen(s)*cwidth;
    
    switch (cdir) {
        case 0:         /* right */
            pprim(PVSTR, a0, 0, bottom, right, bottom+cheight-1, s);
            break;
        case 1:         /* up */
            pprim(PVSTR, a0, XYSIZE-bottom-cheight+1, 0,
                        XYSIZE-bottom, right, s);
            break;
        case 2:         /* left */
            pprim(PVSTR, a0, XYSIZE-right, XYSIZE-bottom-cheight+1,
                        XYSIZE-1, XYSIZE-bottom, s);
            break;
        case 3:         /* down */
            pprim(PVSTR, a0, bottom, XYSIZE-right,
                        bottom+cheight-1, XYSIZE-1, s);
            break;
    }

}
Revision:	1.3
Committed:	Mon Jun 16 14:54:54 2003 UTC (22 years, 4 months ago) by greg
Content type:	text/plain
Branch:	MAIN
Changes since 1.2:	+1 -2 lines
Log Message:	Removed malloc.h includes and renamed mergesort() to pmergesort()
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	greg	1.3	static const char RCSid[] = "$Id: mtext.c,v 1.2 2003/06/08 12:03:10 schorsch Exp $";
3	greg	1.1	#endif
4			/*
5			* Program to convert ascii file to metafile
6			*
7			* 6/4/85
8			*
9			* cc mtext.c mfio.o syscalls.o misc.o
10			*/
11
12	schorsch	1.2	#include <string.h>
13	greg	1.1
14			#include "meta.h"
15
16			#define MAXLINE 1024
17
18			#define CWIDTH 250
19
20			#define CTHICK 0
21
22			#define CDIR 0
23
24			#define CCOLOR 0
25
26			#define BYASPECT(w) ((w)*3/2)
27
28			static int cwidth = CWIDTH,
29			cheight = BYASPECT(CWIDTH),
30			cthick = CTHICK,
31			cdir = CDIR,
32			ccolor = CCOLOR;
33
34			char *progname;
35
36
37
38			main(argc, argv)
39
40			int argc;
41			char **argv;
42
43			{
44			FILE *fp;
45
46			#ifdef CPM
47			fixargs("mtext", &argc, &argv);
48			#endif
49
50			progname = *argv++;
51			argc--;
52
53			while (argc && **argv == '-') {
54			switch ((argv+1)) {
55			case 'w':
56			case 'W':
57			cwidth = atoi(*argv+2);
58			cheight = BYASPECT(cwidth);
59			if (cheight < 0 \|\| cheight > XYSIZE)
60			error(USER, "illegal character width");
61			break;
62			case 't':
63			case 'T':
64			cthick = atoi(*argv+2);
65			if (cthick < 0 \|\| cthick > 3)
66			error(USER, "thickness values between 0 and 3 only");
67			break;
68			case 'r':
69			case 'R':
70			cdir = 0;
71			break;
72			case 'u':
73			case 'U':
74			cdir = 1;
75			break;
76			case 'l':
77			case 'L':
78			cdir = 2;
79			break;
80			case 'd':
81			case 'D':
82			cdir = 3;
83			break;
84			case 'c':
85			case 'C':
86			ccolor = atoi(*argv+2);
87			if (ccolor < 0 \|\| ccolor > 3)
88			error(USER, "color values between 0 and 3 only");
89			break;
90			default:
91			sprintf(errmsg, "unknown option '%s'", *argv);
92			error(WARNING, errmsg);
93			break;
94			}
95			argv++;
96			argc--;
97			}
98
99			if (argc)
100			while (argc) {
101			fp = efopen(*argv, "r");
102			execute(fp);
103			fclose(fp);
104			argv++;
105			argc--;
106			}
107			else
108			execute(stdin);
109
110			pglob(PEOF, 0200, NULL);
111
112			return(0);
113			}
114
115
116
117
118			execute(fp) /* execute a file */
119
120			FILE *fp;
121
122			{
123			static char linbuf[MAXLINE];
124			int nlines;
125			char **section;
126			int maxlen;
127			int done;
128			int i, j, k;
129
130			nlines = XYSIZE/cheight;
131			done = FALSE;
132
133			if ((section = (char *)calloc(nlines, sizeof(char ))) == NULL)
134			error(SYSTEM, "out of memory in execute");
135
136			while (!done) {
137			maxlen = 0;
138			for (j = 0; j < nlines; j++) {
139			if (done = fgets(linbuf, MAXLINE, fp) == NULL)
140			break;
141			k = strlen(linbuf);
142			if (linbuf[k-1] == '\n')
143			linbuf[--k] = '\0'; /* get rid of newline */
144			if (k > maxlen)
145			maxlen = k;
146			if ((section[j] = malloc(k+1)) == NULL)
147			error(SYSTEM, "out of memory in execute");
148			strcpy(section[j], linbuf);
149			}
150			if (maxlen > 0)
151			sectout(section, j, maxlen);
152			for (k = 0; k < j; k++) {
153			free(section[k]);
154			section[k] = NULL;
155			}
156			}
157
158			free((char *)section);
159
160			}
161
162
163
164
165			sectout(sect, nlines, maxlen) /* write out a section */
166
167			char **sect;
168			int nlines;
169			int maxlen;
170
171			{
172			int linwidt;
173			char *strncpy();
174			char *slin;
175			int i, j;
176
177			linwidt = XYSIZE/cwidth;
178
179			if ((slin = malloc(linwidt + 1)) == NULL)
180			error(SYSTEM, "out of memory in sectout");
181
182			for (i = 0; i < maxlen; i += linwidt) {
183
184			if (i > 0)
185			pglob(PEOP, cdir, NULL);
186
187			for (j = 0; j < nlines; j++)
188			if (i < strlen(sect[j])) {
189			strncpy(slin, sect[j] + i, linwidt);
190			slin[linwidt] = '\0';
191			plotstr(j, slin);
192			}
193
194			}
195
196			pglob(PEOP, 0200, NULL);
197			free(slin);
198
199			}
200
201
202
203			plotstr(lino, s) /* plot string on line lino */
204
205			int lino;
206			char *s;
207
208			{
209			int a0;
210			register int bottom, right;
211
212			a0 = (cdir<<4) \| (cthick<<2) \| ccolor;
213			bottom = XYSIZE-(lino+1)*cheight;
214			right = strlen(s)*cwidth;
215
216			switch (cdir) {
217			case 0: /* right */
218			pprim(PVSTR, a0, 0, bottom, right, bottom+cheight-1, s);
219			break;
220			case 1: /* up */
221			pprim(PVSTR, a0, XYSIZE-bottom-cheight+1, 0,
222			XYSIZE-bottom, right, s);
223			break;
224			case 2: /* left */
225			pprim(PVSTR, a0, XYSIZE-right, XYSIZE-bottom-cheight+1,
226			XYSIZE-1, XYSIZE-bottom, s);
227			break;
228			case 3: /* down */
229			pprim(PVSTR, a0, bottom, XYSIZE-right,
230			bottom+cheight-1, XYSIZE-1, s);
231			break;
232			}
233
234			}