version 1.14, 2011/01/01 16:10:40 |
version 1.19, 2011/01/02 20:34:05 |
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#include "libmandoc.h" |
#include "libmandoc.h" |
#include "libroff.h" |
#include "libroff.h" |
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static void tbl_calc(struct tbl_node *); |
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static void tbl_calc_data(struct tbl_node *, struct tbl_dat *); |
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static void tbl_calc_data_literal(struct tbl_dat *); |
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static void tbl_calc_data_number(struct tbl_node *, struct tbl_dat *); |
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static void tbl_calc_data_spanner(struct tbl_dat *); |
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enum rofferr |
enum rofferr |
tbl_read(struct tbl *tbl, int ln, const char *p, int offs) |
tbl_read(struct tbl_node *tbl, int ln, const char *p, int offs) |
{ |
{ |
int len; |
int len; |
const char *cp; |
const char *cp; |
Line 63 tbl_read(struct tbl *tbl, int ln, const char *p, int o |
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Line 69 tbl_read(struct tbl *tbl, int ln, const char *p, int o |
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return(tbl_data(tbl, ln, p) ? ROFF_TBL : ROFF_IGN); |
return(tbl_data(tbl, ln, p) ? ROFF_TBL : ROFF_IGN); |
} |
} |
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struct tbl * |
struct tbl_node * |
tbl_alloc(int pos, int line, void *data, const mandocmsg msg) |
tbl_alloc(int pos, int line, void *data, const mandocmsg msg) |
{ |
{ |
struct tbl *p; |
struct tbl_node *p; |
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p = mandoc_calloc(1, sizeof(struct tbl)); |
p = mandoc_calloc(1, sizeof(struct tbl_node)); |
p->line = line; |
p->line = line; |
p->pos = pos; |
p->pos = pos; |
p->data = data; |
p->data = data; |
p->msg = msg; |
p->msg = msg; |
p->part = TBL_PART_OPTS; |
p->part = TBL_PART_OPTS; |
p->tab = '\t'; |
p->opts.tab = '\t'; |
p->linesize = 12; |
p->opts.linesize = 12; |
p->decimal = '.'; |
p->opts.decimal = '.'; |
return(p); |
return(p); |
} |
} |
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void |
void |
tbl_free(struct tbl *p) |
tbl_free(struct tbl_node *p) |
{ |
{ |
struct tbl_row *rp; |
struct tbl_row *rp; |
struct tbl_cell *cp; |
struct tbl_cell *cp; |
struct tbl_span *sp; |
struct tbl_span *sp; |
struct tbl_dat *dp; |
struct tbl_dat *dp; |
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struct tbl_head *hp; |
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while (p->first_row) { |
while (NULL != (rp = p->first_row)) { |
rp = p->first_row; |
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p->first_row = rp->next; |
p->first_row = rp->next; |
while (rp->first) { |
while (rp->first) { |
cp = rp->first; |
cp = rp->first; |
Line 99 tbl_free(struct tbl *p) |
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Line 105 tbl_free(struct tbl *p) |
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free(rp); |
free(rp); |
} |
} |
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while (p->first_span) { |
while (NULL != (sp = p->first_span)) { |
sp = p->first_span; |
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p->first_span = sp->next; |
p->first_span = sp->next; |
while (sp->first) { |
while (sp->first) { |
dp = sp->first; |
dp = sp->first; |
Line 112 tbl_free(struct tbl *p) |
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Line 117 tbl_free(struct tbl *p) |
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free(sp); |
free(sp); |
} |
} |
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while (NULL != (hp = p->first_head)) { |
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p->first_head = hp->next; |
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free(hp); |
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} |
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free(p); |
free(p); |
} |
} |
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void |
void |
tbl_restart(int line, int pos, struct tbl *tbl) |
tbl_restart(int line, int pos, struct tbl_node *tbl) |
{ |
{ |
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tbl->part = TBL_PART_LAYOUT; |
tbl->part = TBL_PART_LAYOUT; |
Line 128 tbl_restart(int line, int pos, struct tbl *tbl) |
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Line 138 tbl_restart(int line, int pos, struct tbl *tbl) |
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} |
} |
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const struct tbl_span * |
const struct tbl_span * |
tbl_span(const struct tbl *tbl) |
tbl_span(const struct tbl_node *tbl) |
{ |
{ |
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assert(tbl); |
assert(tbl); |
Line 136 tbl_span(const struct tbl *tbl) |
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Line 146 tbl_span(const struct tbl *tbl) |
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} |
} |
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void |
void |
tbl_end(struct tbl *tbl) |
tbl_end(struct tbl_node *tbl) |
{ |
{ |
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if (NULL == tbl->first_span || NULL == tbl->first_span->first) |
if (NULL == tbl->first_span || NULL == tbl->first_span->first) |
TBL_MSG(tbl, MANDOCERR_TBLNODATA, tbl->line, tbl->pos); |
TBL_MSG(tbl, MANDOCERR_TBLNODATA, tbl->line, tbl->pos); |
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else |
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tbl_calc(tbl); |
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if (tbl->last_span) |
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tbl->last_span->flags |= TBL_SPAN_LAST; |
} |
} |
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static void |
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tbl_calc(struct tbl_node *tbl) |
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{ |
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struct tbl_span *sp; |
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struct tbl_dat *dp; |
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struct tbl_head *hp; |
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/* Calculate width as the max of column cells' widths. */ |
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for (sp = tbl->first_span; sp; sp = sp->next) { |
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switch (sp->pos) { |
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case (TBL_DATA_HORIZ): |
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/* FALLTHROUGH */ |
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case (TBL_DATA_DHORIZ): |
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continue; |
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default: |
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break; |
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} |
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for (dp = sp->first; dp; dp = dp->next) |
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tbl_calc_data(tbl, dp); |
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} |
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/* Calculate width as the simple spanner value. */ |
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for (hp = tbl->first_head; hp; hp = hp->next) |
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switch (hp->pos) { |
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case (TBL_HEAD_VERT): |
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hp->width = 1; |
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break; |
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case (TBL_HEAD_DVERT): |
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hp->width = 2; |
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break; |
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default: |
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break; |
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} |
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} |
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static void |
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tbl_calc_data(struct tbl_node *tbl, struct tbl_dat *data) |
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{ |
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if (NULL == data->layout) |
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return; |
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/* Branch down into data sub-types. */ |
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switch (data->layout->pos) { |
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case (TBL_CELL_HORIZ): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_DHORIZ): |
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tbl_calc_data_spanner(data); |
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break; |
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case (TBL_CELL_LONG): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_CENTRE): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_LEFT): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_RIGHT): |
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tbl_calc_data_literal(data); |
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break; |
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case (TBL_CELL_NUMBER): |
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tbl_calc_data_number(tbl, data); |
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break; |
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default: |
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abort(); |
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/* NOTREACHED */ |
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} |
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} |
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static void |
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tbl_calc_data_spanner(struct tbl_dat *data) |
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{ |
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/* N.B., these are horiz spanners (not vert) so always 1. */ |
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data->layout->head->width = 1; |
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} |
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static void |
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tbl_calc_data_number(struct tbl_node *tbl, struct tbl_dat *data) |
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{ |
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int sz, d; |
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char *dp, pnt; |
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/* |
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* First calculate number width and decimal place (last + 1 for |
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* no-decimal numbers). If the stored decimal is subsequent |
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* ours, make our size longer by that difference |
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* (right-"shifting"); similarly, if ours is subsequent the |
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* stored, then extend the stored size by the difference. |
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* Finally, re-assign the stored values. |
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*/ |
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/* TODO: use spacing modifier. */ |
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assert(data->string); |
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sz = (int)strlen(data->string); |
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pnt = tbl->opts.decimal; |
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if (NULL == (dp = strchr(data->string, pnt))) |
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d = sz + 1; |
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else |
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d = (int)(dp - data->string) + 1; |
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sz += 2; |
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if (data->layout->head->decimal > d) { |
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sz += data->layout->head->decimal - d; |
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d = data->layout->head->decimal; |
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} else |
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data->layout->head->width += |
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d - data->layout->head->decimal; |
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if (sz > data->layout->head->width) |
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data->layout->head->width = sz; |
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if (d > data->layout->head->decimal) |
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data->layout->head->decimal = d; |
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} |
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static void |
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tbl_calc_data_literal(struct tbl_dat *data) |
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{ |
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int sz, bufsz; |
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/* |
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* Calculate our width and use the spacing, with a minimum |
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* spacing dictated by position (centre, e.g,. gets a space on |
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* either side, while right/left get a single adjacent space). |
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*/ |
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assert(data->string); |
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sz = (int)strlen(data->string); |
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switch (data->layout->pos) { |
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case (TBL_CELL_LONG): |
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/* FALLTHROUGH */ |
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case (TBL_CELL_CENTRE): |
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bufsz = 2; |
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break; |
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default: |
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bufsz = 1; |
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break; |
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} |
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if (data->layout->spacing) |
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bufsz = bufsz > data->layout->spacing ? |
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bufsz : data->layout->spacing; |
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sz += bufsz; |
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if (data->layout->head->width < sz) |
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data->layout->head->width = sz; |
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} |