version 1.77, 2015/10/12 00:08:16 |
version 1.82, 2016/08/10 11:03:43 |
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/* $Id$ */ |
/* $Id$ */ |
/* |
/* |
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv> |
* Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org> |
* Copyright (c) 2014, 2015, 2016 Ingo Schwarze <schwarze@openbsd.org> |
* |
* |
* Permission to use, copy, modify, and distribute this software for any |
* Permission to use, copy, modify, and distribute this software for any |
* purpose with or without fee is hereby granted, provided that the above |
* purpose with or without fee is hereby granted, provided that the above |
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#include <sys/types.h> |
#include <sys/types.h> |
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#include <assert.h> |
#include <assert.h> |
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#if HAVE_ERR |
#include <err.h> |
#include <err.h> |
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#endif |
#include <stdarg.h> |
#include <stdarg.h> |
#include <stdint.h> |
#include <stdint.h> |
#include <stdio.h> |
#include <stdio.h> |
Line 96 static void ps_begin(struct termp *); |
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Line 98 static void ps_begin(struct termp *); |
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static void ps_closepage(struct termp *); |
static void ps_closepage(struct termp *); |
static void ps_end(struct termp *); |
static void ps_end(struct termp *); |
static void ps_endline(struct termp *); |
static void ps_endline(struct termp *); |
static void ps_fclose(struct termp *); |
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static void ps_growbuf(struct termp *, size_t); |
static void ps_growbuf(struct termp *, size_t); |
static void ps_letter(struct termp *, int); |
static void ps_letter(struct termp *, int); |
static void ps_pclose(struct termp *); |
static void ps_pclose(struct termp *); |
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static void ps_plast(struct termp *); |
static void ps_pletter(struct termp *, int); |
static void ps_pletter(struct termp *, int); |
#if __GNUC__ - 0 >= 4 |
static void ps_printf(struct termp *, const char *, ...) |
__attribute__((__format__ (__printf__, 2, 3))) |
__attribute__((__format__ (printf, 2, 3))); |
#endif |
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static void ps_printf(struct termp *, const char *, ...); |
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static void ps_putchar(struct termp *, char); |
static void ps_putchar(struct termp *, char); |
static void ps_setfont(struct termp *, enum termfont); |
static void ps_setfont(struct termp *, enum termfont); |
static void ps_setwidth(struct termp *, int, int); |
static void ps_setwidth(struct termp *, int, int); |
static struct termp *pspdf_alloc(const struct mchars *, |
static struct termp *pspdf_alloc(const struct manoutput *); |
const struct manoutput *); |
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static void pdf_obj(struct termp *, size_t); |
static void pdf_obj(struct termp *, size_t); |
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/* |
/* |
Line 510 static const struct font fonts[TERMFONT__MAX] = { |
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Line 509 static const struct font fonts[TERMFONT__MAX] = { |
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}; |
}; |
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void * |
void * |
pdf_alloc(const struct mchars *mchars, const struct manoutput *outopts) |
pdf_alloc(const struct manoutput *outopts) |
{ |
{ |
struct termp *p; |
struct termp *p; |
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if (NULL != (p = pspdf_alloc(mchars, outopts))) |
if (NULL != (p = pspdf_alloc(outopts))) |
p->type = TERMTYPE_PDF; |
p->type = TERMTYPE_PDF; |
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return p; |
return p; |
} |
} |
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void * |
void * |
ps_alloc(const struct mchars *mchars, const struct manoutput *outopts) |
ps_alloc(const struct manoutput *outopts) |
{ |
{ |
struct termp *p; |
struct termp *p; |
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if (NULL != (p = pspdf_alloc(mchars, outopts))) |
if (NULL != (p = pspdf_alloc(outopts))) |
p->type = TERMTYPE_PS; |
p->type = TERMTYPE_PS; |
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return p; |
return p; |
} |
} |
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static struct termp * |
static struct termp * |
pspdf_alloc(const struct mchars *mchars, const struct manoutput *outopts) |
pspdf_alloc(const struct manoutput *outopts) |
{ |
{ |
struct termp *p; |
struct termp *p; |
unsigned int pagex, pagey; |
unsigned int pagex, pagey; |
Line 540 pspdf_alloc(const struct mchars *mchars, const struct |
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Line 539 pspdf_alloc(const struct mchars *mchars, const struct |
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const char *pp; |
const char *pp; |
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p = mandoc_calloc(1, sizeof(struct termp)); |
p = mandoc_calloc(1, sizeof(struct termp)); |
p->symtab = mchars; |
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p->enc = TERMENC_ASCII; |
p->enc = TERMENC_ASCII; |
p->fontq = mandoc_reallocarray(NULL, |
p->fontq = mandoc_reallocarray(NULL, |
(p->fontsz = 8), sizeof(enum termfont)); |
(p->fontsz = 8), sizeof(enum termfont)); |
Line 644 pspdf_free(void *arg) |
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Line 642 pspdf_free(void *arg) |
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p = (struct termp *)arg; |
p = (struct termp *)arg; |
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if (p->ps->psmarg) |
free(p->ps->psmarg); |
free(p->ps->psmarg); |
free(p->ps->pdfobjs); |
if (p->ps->pdfobjs) |
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free(p->ps->pdfobjs); |
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free(p->ps); |
free(p->ps); |
term_free(p); |
term_free(p); |
Line 784 ps_end(struct termp *p) |
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Line 780 ps_end(struct termp *p) |
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{ |
{ |
size_t i, xref, base; |
size_t i, xref, base; |
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ps_plast(p); |
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ps_pclose(p); |
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/* |
/* |
* At the end of the file, do one last showpage. This is the |
* At the end of the file, do one last showpage. This is the |
* same behaviour as groff(1) and works for multiple pages as |
* same behaviour as groff(1) and works for multiple pages as |
Line 1027 ps_pclose(struct termp *p) |
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Line 1026 ps_pclose(struct termp *p) |
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p->ps->flags &= ~PS_INLINE; |
p->ps->flags &= ~PS_INLINE; |
} |
} |
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/* If we have a `last' char that wasn't printed yet, print it now. */ |
static void |
static void |
ps_fclose(struct termp *p) |
ps_plast(struct termp *p) |
{ |
{ |
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size_t wx; |
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if (p->ps->last == '\0') |
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return; |
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/* Check the font mode; open a new scope if it doesn't match. */ |
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if (p->ps->nextf != p->ps->lastf) { |
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ps_pclose(p); |
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ps_setfont(p, p->ps->nextf); |
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} |
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p->ps->nextf = TERMFONT_NONE; |
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/* |
/* |
* Strong closure: if we have a last-char, spit it out after |
* For an overstrike, if a previous character |
* checking that we're in the right font mode. This will of |
* was wider, advance to center the new one. |
* course open a new scope, if applicable. |
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* |
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* Following this, close out any scope that's open. |
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*/ |
*/ |
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if (p->ps->last != '\0') { |
if (p->ps->pscolnext) { |
assert( ! (p->ps->flags & PS_BACKSP)); |
wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx; |
if (p->ps->nextf != p->ps->lastf) { |
if (p->ps->pscol + wx < p->ps->pscolnext) |
ps_pclose(p); |
p->ps->pscol = (p->ps->pscol + |
ps_setfont(p, p->ps->nextf); |
p->ps->pscolnext - wx) / 2; |
} |
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p->ps->nextf = TERMFONT_NONE; |
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ps_pletter(p, p->ps->last); |
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p->ps->last = '\0'; |
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} |
} |
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if ( ! (PS_INLINE & p->ps->flags)) |
ps_pletter(p, p->ps->last); |
return; |
p->ps->last = '\0'; |
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ps_pclose(p); |
/* |
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* For an overstrike, if a previous character |
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* was wider, advance to the end of the old one. |
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*/ |
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if (p->ps->pscol < p->ps->pscolnext) { |
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ps_pclose(p); |
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p->ps->pscol = p->ps->pscolnext; |
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} |
} |
} |
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static void |
static void |
ps_letter(struct termp *p, int arg) |
ps_letter(struct termp *p, int arg) |
{ |
{ |
size_t savecol, wx; |
size_t savecol; |
char c; |
char c; |
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c = arg >= 128 || arg <= 0 ? '?' : arg; |
c = arg >= 128 || arg <= 0 ? '?' : arg; |
Line 1125 ps_letter(struct termp *p, int arg) |
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Line 1138 ps_letter(struct termp *p, int arg) |
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* Use them and print it. |
* Use them and print it. |
*/ |
*/ |
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if (p->ps->last != '\0') { |
ps_plast(p); |
if (p->ps->nextf != p->ps->lastf) { |
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ps_pclose(p); |
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ps_setfont(p, p->ps->nextf); |
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} |
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p->ps->nextf = TERMFONT_NONE; |
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/* |
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* For an overstrike, if a previous character |
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* was wider, advance to center the new one. |
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*/ |
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if (p->ps->pscolnext) { |
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wx = fonts[p->ps->lastf].gly[(int)p->ps->last-32].wx; |
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if (p->ps->pscol + wx < p->ps->pscolnext) |
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p->ps->pscol = (p->ps->pscol + |
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p->ps->pscolnext - wx) / 2; |
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} |
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ps_pletter(p, p->ps->last); |
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/* |
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* For an overstrike, if a previous character |
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* was wider, advance to the end of the old one. |
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*/ |
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if (p->ps->pscol < p->ps->pscolnext) { |
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ps_pclose(p); |
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p->ps->pscol = p->ps->pscolnext; |
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} |
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} |
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/* |
/* |
* Do not print the current character yet because font |
* Do not print the current character yet because font |
* instructions might follow; only remember it. |
* instructions might follow; only remember the character. |
* For the first character, nothing else is done. |
* It will get printed later from ps_plast(). |
* The final character will get printed from ps_fclose(). |
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*/ |
*/ |
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p->ps->last = c; |
p->ps->last = c; |
Line 1194 ps_advance(struct termp *p, size_t len) |
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Line 1176 ps_advance(struct termp *p, size_t len) |
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* and readjust our column settings. |
* and readjust our column settings. |
*/ |
*/ |
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ps_fclose(p); |
ps_plast(p); |
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ps_pclose(p); |
p->ps->pscol += len; |
p->ps->pscol += len; |
} |
} |
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Line 1204 ps_endline(struct termp *p) |
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Line 1187 ps_endline(struct termp *p) |
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/* Close out any scopes we have open: we're at eoln. */ |
/* Close out any scopes we have open: we're at eoln. */ |
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ps_fclose(p); |
ps_plast(p); |
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ps_pclose(p); |
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/* |
/* |
* If we're in the margin, don't try to recalculate our current |
* If we're in the margin, don't try to recalculate our current |