src/meta/mtext.c

#ifndef lint
static const char       RCSid[] = "$Id: mtext.c,v 1.6 2003/11/15 02:13:37 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"
#include  "plot.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;

static void execute(FILE  *fp);
static void sectout(char  **sect, int  nlines, int  maxlen);
static void plotstr(int  lino, char  *s);


int
main(
        int  argc,
        char  **argv
)
{
    FILE  *fp;
    
    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);
}


void
execute(                /* execute a file */
        FILE  *fp
)
{
    static char  linbuf[MAXLINE];
    int  nlines;
    char  **section;
    int  maxlen;
    int  done;
    int  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);
    
}


void
sectout(                /* write out a section */
        char  **sect,
        int  nlines,
        int  maxlen
)
{
    int  linwidt;
    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);
    
}


void
plotstr(                /* 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:	1.7
Committed:	Tue Aug 16 18:09:53 2011 UTC (13 years, 3 months ago) by greg
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rad5R4, rad5R2, rad4R2P2, rad5R0, rad5R1, rad4R2, rad4R1, rad4R2P1, rad5R3, HEAD
Changes since 1.6:	+2 -2 lines
Log Message:	Minor fixes
#	User	Rev	Content
1	greg	1.1	#ifndef lint
2	greg	1.7	static const char RCSid[] = "$Id: mtext.c,v 1.6 2003/11/15 02:13:37 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	schorsch	1.6	#include "plot.h"
16	greg	1.1
17			#define MAXLINE 1024
18
19			#define CWIDTH 250
20
21			#define CTHICK 0
22
23			#define CDIR 0
24
25			#define CCOLOR 0
26
27			#define BYASPECT(w) ((w)*3/2)
28
29			static int cwidth = CWIDTH,
30			cheight = BYASPECT(CWIDTH),
31			cthick = CTHICK,
32			cdir = CDIR,
33			ccolor = CCOLOR;
34
35			char *progname;
36
37	schorsch	1.6	static void execute(FILE *fp);
38			static void sectout(char **sect, int nlines, int maxlen);
39			static void plotstr(int lino, char *s);
40	greg	1.1
41
42
43	schorsch	1.6	int
44			main(
45			int argc,
46			char **argv
47			)
48	greg	1.1	{
49			FILE *fp;
50
51			progname = *argv++;
52			argc--;
53
54			while (argc && **argv == '-') {
55			switch ((argv+1)) {
56			case 'w':
57			case 'W':
58			cwidth = atoi(*argv+2);
59			cheight = BYASPECT(cwidth);
60			if (cheight < 0 \|\| cheight > XYSIZE)
61			error(USER, "illegal character width");
62			break;
63			case 't':
64			case 'T':
65			cthick = atoi(*argv+2);
66			if (cthick < 0 \|\| cthick > 3)
67			error(USER, "thickness values between 0 and 3 only");
68			break;
69			case 'r':
70			case 'R':
71			cdir = 0;
72			break;
73			case 'u':
74			case 'U':
75			cdir = 1;
76			break;
77			case 'l':
78			case 'L':
79			cdir = 2;
80			break;
81			case 'd':
82			case 'D':
83			cdir = 3;
84			break;
85			case 'c':
86			case 'C':
87			ccolor = atoi(*argv+2);
88			if (ccolor < 0 \|\| ccolor > 3)
89			error(USER, "color values between 0 and 3 only");
90			break;
91			default:
92			sprintf(errmsg, "unknown option '%s'", *argv);
93			error(WARNING, errmsg);
94			break;
95			}
96			argv++;
97			argc--;
98			}
99
100			if (argc)
101			while (argc) {
102			fp = efopen(*argv, "r");
103			execute(fp);
104			fclose(fp);
105			argv++;
106			argc--;
107			}
108			else
109			execute(stdin);
110
111			pglob(PEOF, 0200, NULL);
112
113			return(0);
114			}
115
116
117	schorsch	1.6	void
118			execute( /* execute a file */
119			FILE *fp
120			)
121	greg	1.1	{
122			static char linbuf[MAXLINE];
123			int nlines;
124			char **section;
125			int maxlen;
126			int done;
127	schorsch	1.6	int j, k;
128	greg	1.1
129			nlines = XYSIZE/cheight;
130			done = FALSE;
131
132			if ((section = (char *)calloc(nlines, sizeof(char ))) == NULL)
133			error(SYSTEM, "out of memory in execute");
134
135			while (!done) {
136			maxlen = 0;
137			for (j = 0; j < nlines; j++) {
138	greg	1.7	if ((done = (fgets(linbuf, MAXLINE, fp) == NULL)))
139	greg	1.1	break;
140			k = strlen(linbuf);
141			if (linbuf[k-1] == '\n')
142			linbuf[--k] = '\0'; /* get rid of newline */
143			if (k > maxlen)
144			maxlen = k;
145			if ((section[j] = malloc(k+1)) == NULL)
146			error(SYSTEM, "out of memory in execute");
147			strcpy(section[j], linbuf);
148			}
149			if (maxlen > 0)
150			sectout(section, j, maxlen);
151			for (k = 0; k < j; k++) {
152			free(section[k]);
153			section[k] = NULL;
154			}
155			}
156
157			free((char *)section);
158
159			}
160
161
162	schorsch	1.6	void
163			sectout( /* write out a section */
164			char **sect,
165			int nlines,
166			int maxlen
167			)
168	greg	1.1	{
169			int linwidt;
170			char *slin;
171			int i, j;
172
173			linwidt = XYSIZE/cwidth;
174
175			if ((slin = malloc(linwidt + 1)) == NULL)
176			error(SYSTEM, "out of memory in sectout");
177
178			for (i = 0; i < maxlen; i += linwidt) {
179
180			if (i > 0)
181			pglob(PEOP, cdir, NULL);
182
183			for (j = 0; j < nlines; j++)
184			if (i < strlen(sect[j])) {
185			strncpy(slin, sect[j] + i, linwidt);
186			slin[linwidt] = '\0';
187			plotstr(j, slin);
188			}
189
190			}
191
192			pglob(PEOP, 0200, NULL);
193			free(slin);
194
195			}
196
197
198	schorsch	1.6	void
199			plotstr( /* plot string on line lino */
200			int lino,
201			char *s
202			)
203	greg	1.1	{
204			int a0;
205			register int bottom, right;
206
207			a0 = (cdir<<4) \| (cthick<<2) \| ccolor;
208			bottom = XYSIZE-(lino+1)*cheight;
209			right = strlen(s)*cwidth;
210
211			switch (cdir) {
212			case 0: /* right */
213			pprim(PVSTR, a0, 0, bottom, right, bottom+cheight-1, s);
214			break;
215			case 1: /* up */
216			pprim(PVSTR, a0, XYSIZE-bottom-cheight+1, 0,
217			XYSIZE-bottom, right, s);
218			break;
219			case 2: /* left */
220			pprim(PVSTR, a0, XYSIZE-right, XYSIZE-bottom-cheight+1,
221			XYSIZE-1, XYSIZE-bottom, s);
222			break;
223			case 3: /* down */
224			pprim(PVSTR, a0, bottom, XYSIZE-right,
225			bottom+cheight-1, XYSIZE-1, s);
226			break;
227			}
228
229			}