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Optimize reuse of soft-invalidated layout a bit in a common case.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@16006 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Alexander Malmberg 2003-02-18 23:34:51 +00:00
parent 30e76ace40
commit 5faf6f6f1e
5 changed files with 55 additions and 18 deletions
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38
Source/GSLayoutManager.m
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@ -1,10 +1,10 @@
/*
GSLayoutManager.m
Copyright (C) 2002 Free Software Foundation, Inc.
Copyright (C) 2002, 2003 Free Software Foundation, Inc.
Author: Alexander Malmberg <alexander@malmberg.org>
Date: 2002
Date: November 2002 - February 2003
This file is part of the GNUstep GUI Library.
@ -1164,9 +1164,7 @@ places where we switch.
next->glyphs = NULL;
}
/* TODO: this creates really large runs at times */
printf("at %i, length is %i, max is %i\n",cpos,next->head.char_length,max);
next->head.char_length -= max - cpos;
printf("extend?? to %i\n",next->head.char_length);
hn = &next->head;
hn--;
@ -1213,7 +1211,7 @@ places where we switch.
adjust their heads with updated information. When we're done, we update
all the remaining heads.
*/
printf("create runs for %i+%i\n", range.location, range.length);
// printf("create runs for %i+%i\n", range.location, range.length);
{ /* OPT: this is creating more runs than it needs to */
NSDictionary *attributes;
glyph_run_t *new;
@ -2283,16 +2281,20 @@ forStartOfGlyphRange: (NSRange)glyphRange
return;
}
for (i = 0, lf = &tc->linefrags[tc->num_linefrags]; i < num; i++, lf++)
if (shift.width || shift.height)
{
lf->rect.origin.x += shift.width;
lf->rect.origin.y += shift.height;
lf->used_rect.origin.x += shift.width;
lf->used_rect.origin.y += shift.height;
tc->length += lf->length;
for (i = 0, lf = &tc->linefrags[tc->num_linefrags]; i < num; i++, lf++)
{
lf->rect.origin.x += shift.width;
lf->rect.origin.y += shift.height;
lf->used_rect.origin.x += shift.width;
lf->used_rect.origin.y += shift.height;
}
}
tc->num_soft -= num;
tc->num_linefrags += num;
lf = &tc->linefrags[tc->num_linefrags - 1];
tc->length = lf->pos + lf->length - tc->pos;
layout_glyph = tc->pos + tc->length;
/*
@ -2347,6 +2349,20 @@ forStartOfGlyphRange: (NSRange)glyphRange
return (unsigned int)-1;
}
-(unsigned int) _softInvalidateNumberOfLineFragsInTextContainer: (NSTextContainer *)textContainer
{
int i;
textcontainer_t *tc;
for (i = 0, tc = textcontainers; i < num_textcontainers; i++, tc++)
if (tc->textContainer == textContainer)
break;
if (i == num_textcontainers)
{
NSLog(@"(%s): does not own text container", __PRETTY_FUNCTION__);
return (unsigned int)-1;
}
return tc->num_soft;
}
@end