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Implement text attachment handling.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@15825 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Alexander Malmberg 2003-01-31 21:08:24 +00:00
parent 8ec1d6751e
commit 3ea5844deb
9 changed files with 503 additions and 85 deletions
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63
Source/GSLayoutManager.m
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@ -1257,13 +1257,6 @@ it should still be safe. might lose opportunities to merge runs, though.
return 0;
}
-(void) setAttachmentSize: (NSSize)size
forGlyphRange: (NSRange)range
{
NSLog(@"%s not implemented yet", __PRETTY_FUNCTION__);
/* TODO!! */
}
@end
@ -1287,8 +1280,13 @@ it should still be safe. might lose opportunities to merge runs, though.
if (tc->linefrags)
{
for (j = 0, lf = tc->linefrags; j < tc->num_linefrags; j++, lf++)
if (lf->points)
free(lf->points);
{
if (lf->points)
free(lf->points);
if (lf->attachments)
free(lf->attachments);
}
free(tc->linefrags);
}
tc->linefrags = NULL;
@ -1653,6 +1651,53 @@ forStartOfGlyphRange: (NSRange)glyphRange
layout_char = [self characterIndexForGlyphAtIndex: layout_glyph];
}
-(void) setAttachmentSize: (NSSize)size
forGlyphRange: (NSRange)glyphRange
{
textcontainer_t *tc;
int i;
linefrag_t *lf;
linefrag_attachment_t *la;
SETUP_STUFF
for (i = 0, tc = textcontainers; i < num_textcontainers; i++, tc++)
{
if (tc->pos <= glyphRange.location &&
tc->pos + tc->length >= glyphRange.location + glyphRange.length)
break;
}
if (i == num_textcontainers)
{
NSLog(@"%s: text container not set for range", __PRETTY_FUNCTION__);
return;
}
for (i = 0, lf = tc->linefrags; i < tc->num_linefrags; i++, lf++)
{
if (lf->pos <= glyphRange.location &&
lf->pos + lf->length >= glyphRange.location + glyphRange.length)
break;
}
if (i == tc->num_linefrags)
{
NSLog(@"%s: line fragment rect not set for range", __PRETTY_FUNCTION__);
return;
}
/* TODO: we do no sanity checking of attachment size ranges. might want
to consider doing it */
lf->attachments = realloc(lf->attachments,
sizeof(linefrag_attachment_t) * (lf->num_attachments + 1));
la = &lf->attachments[lf->num_attachments++];
memset(la, 0, sizeof(linefrag_attachment_t));
la->pos = glyphRange.location;
la->length = glyphRange.length;
la->size = size;
}
#undef SETUP_STUFF