version 1.190, 2011/05/15 15:47:46 |
version 1.194, 2011/05/17 22:32:45 |
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#include "term.h" |
#include "term.h" |
#include "main.h" |
#include "main.h" |
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static void spec(struct termp *, const char *, size_t); |
static void adjbuf(struct termp *p, int); |
static void res(struct termp *, const char *, size_t); |
static void bufferc(struct termp *, char); |
static void bufferc(struct termp *, char); |
static void encode(struct termp *, const char *, size_t); |
static void adjbuf(struct termp *p, int); |
static void encode1(struct termp *, int); |
static void encode(struct termp *, const char *, size_t); |
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void |
void |
term_free(struct termp *p) |
term_free(struct termp *p) |
{ |
{ |
Line 72 term_end(struct termp *p) |
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Line 70 term_end(struct termp *p) |
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(*p->end)(p); |
(*p->end)(p); |
} |
} |
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struct termp * |
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term_alloc(enum termenc enc) |
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{ |
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struct termp *p; |
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p = mandoc_calloc(1, sizeof(struct termp)); |
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p->enc = enc; |
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return(p); |
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} |
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/* |
/* |
* Flush a line of text. A "line" is loosely defined as being something |
* Flush a line of text. A "line" is loosely defined as being something |
* that should be followed by a newline, regardless of whether it's |
* that should be followed by a newline, regardless of whether it's |
Line 344 term_vspace(struct termp *p) |
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Line 330 term_vspace(struct termp *p) |
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(*p->endline)(p); |
(*p->endline)(p); |
} |
} |
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static void |
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numbered(struct termp *p, const char *word, size_t len) |
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{ |
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char c; |
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if ('\0' != (c = mchars_num2char(word, len))) |
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encode(p, &c, 1); |
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} |
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static void |
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spec(struct termp *p, const char *word, size_t len) |
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{ |
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const char *rhs; |
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size_t sz; |
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rhs = mchars_spec2str(p->symtab, word, len, &sz); |
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if (rhs) |
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encode(p, rhs, sz); |
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else if (1 == len) |
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encode(p, word, len); |
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} |
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static void |
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res(struct termp *p, const char *word, size_t len) |
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{ |
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const char *rhs; |
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size_t sz; |
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rhs = mchars_res2str(p->symtab, word, len, &sz); |
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if (rhs) |
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encode(p, rhs, sz); |
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} |
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void |
void |
term_fontlast(struct termp *p) |
term_fontlast(struct termp *p) |
{ |
{ |
Line 445 term_fontpop(struct termp *p) |
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Line 394 term_fontpop(struct termp *p) |
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p->fonti--; |
p->fonti--; |
} |
} |
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/* |
/* |
* Handle pwords, partial words, which may be either a single word or a |
* Handle pwords, partial words, which may be either a single word or a |
* phrase that cannot be broken down (such as a literal string). This |
* phrase that cannot be broken down (such as a literal string). This |
Line 454 term_fontpop(struct termp *p) |
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Line 402 term_fontpop(struct termp *p) |
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void |
void |
term_word(struct termp *p, const char *word) |
term_word(struct termp *p, const char *word) |
{ |
{ |
const char *seq; |
const char *seq, *cp; |
int sz; |
char c; |
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int sz, uc; |
size_t ssz; |
size_t ssz; |
enum mandoc_esc esc; |
enum mandoc_esc esc; |
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Line 491 term_word(struct termp *p, const char *word) |
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Line 440 term_word(struct termp *p, const char *word) |
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break; |
break; |
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switch (esc) { |
switch (esc) { |
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case (ESCAPE_UNICODE): |
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if (TERMENC_ASCII == p->enc) { |
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encode1(p, '?'); |
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break; |
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} |
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uc = mchars_num2uc(seq + 1, sz - 1); |
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if ('\0' != uc) |
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encode1(p, uc); |
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break; |
case (ESCAPE_NUMBERED): |
case (ESCAPE_NUMBERED): |
numbered(p, seq, sz); |
if ('\0' != (c = mchars_num2char(seq, sz))) |
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encode(p, &c, 1); |
break; |
break; |
case (ESCAPE_PREDEF): |
case (ESCAPE_PREDEF): |
res(p, seq, sz); |
cp = mchars_res2str(p->symtab, seq, sz, &ssz); |
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if (NULL != cp) |
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encode(p, cp, ssz); |
break; |
break; |
case (ESCAPE_SPECIAL): |
case (ESCAPE_SPECIAL): |
spec(p, seq, sz); |
cp = mchars_spec2str(p->symtab, seq, sz, &ssz); |
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if (NULL != cp) |
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encode(p, cp, ssz); |
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else if (1 == ssz) |
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encode(p, seq, sz); |
break; |
break; |
case (ESCAPE_FONTBOLD): |
case (ESCAPE_FONTBOLD): |
term_fontrepl(p, TERMFONT_BOLD); |
term_fontrepl(p, TERMFONT_BOLD); |
Line 522 term_word(struct termp *p, const char *word) |
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Line 487 term_word(struct termp *p, const char *word) |
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} |
} |
} |
} |
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static void |
static void |
adjbuf(struct termp *p, int sz) |
adjbuf(struct termp *p, int sz) |
{ |
{ |
Line 536 adjbuf(struct termp *p, int sz) |
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Line 500 adjbuf(struct termp *p, int sz) |
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(p->buf, sizeof(int) * (size_t)p->maxcols); |
(p->buf, sizeof(int) * (size_t)p->maxcols); |
} |
} |
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static void |
static void |
bufferc(struct termp *p, char c) |
bufferc(struct termp *p, char c) |
{ |
{ |
Line 547 bufferc(struct termp *p, char c) |
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Line 510 bufferc(struct termp *p, char c) |
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p->buf[p->col++] = c; |
p->buf[p->col++] = c; |
} |
} |
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/* |
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* See encode(). |
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* Do this for a single (probably unicode) value. |
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* Does not check for non-decorated glyphs. |
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*/ |
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static void |
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encode1(struct termp *p, int c) |
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{ |
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enum termfont f; |
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if (p->col + 4 >= p->maxcols) |
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adjbuf(p, p->col + 4); |
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f = term_fonttop(p); |
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if (TERMFONT_NONE == f) { |
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p->buf[p->col++] = c; |
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return; |
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} else if (TERMFONT_UNDER == f) { |
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p->buf[p->col++] = '_'; |
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} else |
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p->buf[p->col++] = c; |
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p->buf[p->col++] = 8; |
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p->buf[p->col++] = c; |
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} |
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static void |
static void |
encode(struct termp *p, const char *word, size_t sz) |
encode(struct termp *p, const char *word, size_t sz) |
{ |
{ |
Line 592 encode(struct termp *p, const char *word, size_t sz) |
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Line 581 encode(struct termp *p, const char *word, size_t sz) |
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} |
} |
} |
} |
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size_t |
size_t |
term_len(const struct termp *p, size_t sz) |
term_len(const struct termp *p, size_t sz) |
{ |
{ |
Line 621 term_strlen(const struct termp *p, const char *cp) |
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Line 609 term_strlen(const struct termp *p, const char *cp) |
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for (i = 0; i < rsz; i++) |
for (i = 0; i < rsz; i++) |
sz += (*p->width)(p, *cp++); |
sz += (*p->width)(p, *cp++); |
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c = 0; |
switch (*cp) { |
switch (*cp) { |
case ('\\'): |
case ('\\'): |
cp++; |
cp++; |
Line 628 term_strlen(const struct termp *p, const char *cp) |
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Line 617 term_strlen(const struct termp *p, const char *cp) |
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switch (mandoc_escape(&cp, &seq, &ssz)) { |
switch (mandoc_escape(&cp, &seq, &ssz)) { |
case (ESCAPE_ERROR): |
case (ESCAPE_ERROR): |
return(sz); |
return(sz); |
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case (ESCAPE_UNICODE): |
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if (TERMENC_ASCII != p->enc) { |
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sz += (*p->width)(p, '?'); |
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break; |
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} |
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c = mchars_num2uc(seq + 1, ssz - 1); |
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if ('\0' != c) |
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sz += (*p->width)(p, c); |
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break; |
case (ESCAPE_NUMBERED): |
case (ESCAPE_NUMBERED): |
c = mchars_num2char(seq, ssz); |
c = mchars_num2char(seq, ssz); |
if ('\0' != c) |
if ('\0' != c) |