version 1.238, 2014/12/19 17:12:04 |
version 1.242, 2014/12/24 23:32:42 |
Line 101 term_flushln(struct termp *p) |
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Line 101 term_flushln(struct termp *p) |
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size_t j; /* temporary loop index for p->buf */ |
size_t j; /* temporary loop index for p->buf */ |
size_t jhy; /* last hyph before overflow w/r/t j */ |
size_t jhy; /* last hyph before overflow w/r/t j */ |
size_t maxvis; /* output position of visible boundary */ |
size_t maxvis; /* output position of visible boundary */ |
size_t rmargin; /* the rightmost of the two margins */ |
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/* |
/* |
* First, establish the maximum columns of "visible" content. |
* First, establish the maximum columns of "visible" content. |
Line 114 term_flushln(struct termp *p) |
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Line 113 term_flushln(struct termp *p) |
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* is negative, it gets sign extended. Subtracting that |
* is negative, it gets sign extended. Subtracting that |
* very large size_t effectively adds a small number to dv. |
* very large size_t effectively adds a small number to dv. |
*/ |
*/ |
rmargin = p->rmargin > p->offset ? p->rmargin : p->offset; |
dv = p->rmargin > p->offset ? p->rmargin - p->offset : 0; |
dv = p->rmargin - p->offset; |
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maxvis = (int)dv > p->overstep ? dv - (size_t)p->overstep : 0; |
maxvis = (int)dv > p->overstep ? dv - (size_t)p->overstep : 0; |
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if (p->flags & TERMP_NOBREAK) { |
if (p->flags & TERMP_NOBREAK) { |
Line 193 term_flushln(struct termp *p) |
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Line 191 term_flushln(struct termp *p) |
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(*p->endline)(p); |
(*p->endline)(p); |
p->viscol = 0; |
p->viscol = 0; |
if (TERMP_BRIND & p->flags) { |
if (TERMP_BRIND & p->flags) { |
vbl = rmargin; |
vbl = p->rmargin; |
vend += rmargin - p->offset; |
vend += p->rmargin; |
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vend -= p->offset; |
} else |
} else |
vbl = p->offset; |
vbl = p->offset; |
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Line 274 term_flushln(struct termp *p) |
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Line 273 term_flushln(struct termp *p) |
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} |
} |
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if (TERMP_HANG & p->flags) { |
if (TERMP_HANG & p->flags) { |
p->overstep = (int)(vis - maxvis + |
p->overstep += (int)(p->offset + vis - p->rmargin + |
p->trailspace * (*p->width)(p, ' ')); |
p->trailspace * (*p->width)(p, ' ')); |
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/* |
/* |
Line 770 term_strlen(const struct termp *p, const char *cp) |
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Line 769 term_strlen(const struct termp *p, const char *cp) |
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return(sz); |
return(sz); |
} |
} |
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size_t |
int |
term_vspan(const struct termp *p, const struct roffsu *su) |
term_vspan(const struct termp *p, const struct roffsu *su) |
{ |
{ |
double r; |
double r; |
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int ri; |
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switch (su->unit) { |
switch (su->unit) { |
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case SCALE_BU: |
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r = su->scale / 40.0; |
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break; |
case SCALE_CM: |
case SCALE_CM: |
r = su->scale * 2.0; |
r = su->scale * 6.0 / 2.54; |
break; |
break; |
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case SCALE_FS: |
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r = su->scale * 65536.0 / 40.0; |
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break; |
case SCALE_IN: |
case SCALE_IN: |
r = su->scale * 6.0; |
r = su->scale * 6.0; |
break; |
break; |
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case SCALE_MM: |
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r = su->scale * 0.006; |
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break; |
case SCALE_PC: |
case SCALE_PC: |
r = su->scale; |
r = su->scale; |
break; |
break; |
case SCALE_PT: |
case SCALE_PT: |
r = su->scale / 8.0; |
r = su->scale / 12.0; |
break; |
break; |
case SCALE_MM: |
case SCALE_EN: |
r = su->scale / 1000.0; |
/* FALLTHROUGH */ |
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case SCALE_EM: |
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r = su->scale * 0.6; |
break; |
break; |
case SCALE_VS: |
case SCALE_VS: |
r = su->scale; |
r = su->scale; |
break; |
break; |
default: |
default: |
r = su->scale - 1.0; |
abort(); |
break; |
/* NOTREACHED */ |
} |
} |
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ri = r > 0.0 ? r + 0.4995 : r - 0.4995; |
if (r < 0.0) |
return(ri < 66 ? ri : 1); |
r = 0.0; |
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return((size_t)(r + 0.0005)); |
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} |
} |
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size_t |
int |
term_hspan(const struct termp *p, const struct roffsu *su) |
term_hspan(const struct termp *p, const struct roffsu *su) |
{ |
{ |
double v; |
double v; |
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v = (*p->hspan)(p, su); |
v = (*p->hspan)(p, su); |
if (v < 0.0) |
return(v > 0.0 ? v + 0.0005 : v - 0.0005); |
v = 0.0; |
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return((size_t)(v + 0.0005)); |
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} |
} |