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#include <u.h>
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#include <libc.h>
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#include <bio.h>
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#include <stdio.h>
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#include "../common/common.h"
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#include "tr2post.h"
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char devname[20] = { 'u', 't', 'f', '\0' };
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int resolution;
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int minx, miny;
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struct sjt {
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char *str;
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void (*func)(void *);
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};
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/* I won't need this if getfields can replace sscanf
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extern void picture(Biobufhdr *);
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extern void notavail(char *);
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void
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PSInclude(Biobufhdr *inp) {
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char buf[256];
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Bgetfield(inp, 's', buf, 256);
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if(pageon()) {
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endstring();
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Bprint(Bstdout, "%s\n", buf);
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}
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}
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struct sjt specialjumptable[] = {
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{"PI", picture},
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{"PictureInclusion", picture},
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{"InlinePicture", NULL},
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{"BeginPath", NULL},
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{"DrawPath", NULL},
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{"BeginObject", NULL},
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{"EndObject", NULL},
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{"NewBaseline", NULL},
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{"DrawText", NULL},
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{"SetText", NULL},
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{"SetColor", NULL},
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{"INFO", NULL},
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{"PS", PSInclude},
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{"Postscript", PSInclude},
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{"ExportPS", notavail("ExportPS")},
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{NULL, NULL}
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};
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*/
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void
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devcntl(Biobufhdr *inp) {
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char cmd[50], buf[256], str[MAXTOKENSIZE], *line;
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int c, n;
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/*
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*
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* Interpret device control commands, ignoring any we don't recognize. The
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* "x X ..." commands are a device dependent collection generated by troff's
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* \X'...' request.
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*
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*/
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Bgetfield(inp, 's', cmd, 50);
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if (debug) Bprint(Bstderr, "devcntl(cmd=%s)\n", cmd);
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switch (cmd[0]) {
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case 'f': /* mount font in a position */
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Bgetfield(inp, 'd', &n, 0);
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Bgetfield(inp, 's', str, 100);
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mountfont(n, str);
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break;
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case 'i': /* initialize */
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initialize();
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break;
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case 'p': /* pause */
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break;
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case 'r': /* resolution assumed when prepared */
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Bgetfield(inp, 'd', &resolution, 0);
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Bgetfield(inp, 'd', &minx, 0);
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Bgetfield(inp, 'd', &miny, 0);
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break;
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case 's': /* stop */
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case 't': /* trailer */
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/* flushtext(); */
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break;
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case 'H': /* char height */
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Bgetfield(inp, 'd', &n, 0);
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t_charht(n);
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break;
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case 'S': /* slant */
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Bgetfield(inp, 'd', &n, 0);
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t_slant(n);
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break;
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case 'T': /* device name */
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Bgetfield(inp, 's', devname, 16);
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if (debug) Bprint(Bstderr, "devname=%s\n", devname);
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break;
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case 'E': /* input encoding - not in troff yet */
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Bgetfield(inp, 's', str, 100);
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/*
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if (strcmp(str, "UTF") == 0)
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reading = UTFENCODING;
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else
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reading = ONEBYTE;
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*/
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break;
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case 'X': /* copy through - from troff */
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if (Bgetfield(inp, 's', str, MAXTOKENSIZE-1) <= 0)
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error(FATAL, "incomplete devcntl line\n");
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if ((line = Brdline(inp, '\n')) == 0)
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error(FATAL, "incomplete devcntl line\n");
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strncpy(buf, line, Blinelen(inp)-1);
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buf[Blinelen(inp)-1] = '\0';
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Bungetc(inp);
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if (strncmp(str, "PI", sizeof("PI")-1) == 0 || strncmp(str, "PictureInclusion", sizeof("PictureInclusion")-1) == 0) {
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picture(inp, str);
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} else if (strncmp(str, "InlinePicture", sizeof("InlinePicture")-1) == 0) {
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error(FATAL, "InlinePicture not implemented yet.\n");
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/* inlinepic(inp, buf); */
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} else if (strncmp(str, "BeginPath", sizeof("BeginPath")-1) == 0) {
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beginpath(buf, FALSE);
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} else if (strncmp(str, "DrawPath", sizeof("DrawPath")-1) == 0) {
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drawpath(buf, FALSE);
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} else if (strncmp(str, "BeginObject", sizeof("BeginObject")-1) == 0) {
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beginpath(buf, TRUE);
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} else if (strncmp(str, "EndObject", sizeof("EndObject")-1) == 0) {
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drawpath(buf, TRUE);
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} else if (strncmp(str, "NewBaseline", sizeof("NewBaseline")-1) == 0) {
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error(FATAL, "NewBaseline not implemented yet.\n");
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/* newbaseline(buf); */
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} else if (strncmp(str, "DrawText", sizeof("DrawText")-1) == 0) {
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error(FATAL, "DrawText not implemented yet.\n");
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/* drawtext(buf); */
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} else if (strncmp(str, "SetText", sizeof("SetText")-1) == 0) {
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error(FATAL, "SetText not implemented yet.\n");
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/* settext(buf); */
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} else if (strncmp(str, "SetColor", sizeof("SetColor")-1) == 0) {
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error(FATAL, "SetColor not implemented yet.\n");
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/* newcolor(buf); */
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/* setcolor(); */
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} else if (strncmp(str, "INFO", sizeof("INFO")-1) == 0) {
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error(FATAL, "INFO not implemented yet.\n");
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/* flushtext(); */
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/* Bprint(outp, "%%INFO%s", buf); */
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} else if (strncmp(str, "PS", sizeof("PS")-1) == 0 || strncmp(str, "PostScript", sizeof("PostScript")-1) == 0) {
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if(pageon()) {
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endstring();
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Bprint(Bstdout, "%s\n", buf);
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}
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} else if (strncmp(str, "ExportPS", sizeof("ExportPS")-1) == 0) { /* dangerous!! */
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error(FATAL, "ExportPS not implemented yet.\n");
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/* if (Bfildes(outp) == 1) { */
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/* restore(); */
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/* Bprint(outp, "%s", buf); */
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/* save(); */
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/* } */
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}
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/* else
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error(WARNING, "Unknown string <%s %s> after x X\n", str, buf);
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*/
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break;
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}
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while ((c = Bgetc(inp)) != '\n' && c != Beof);
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inputlineno++;
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}
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