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* Source/NSClipView.m: Re-enable copy-on-scroll

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@34918 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Eric Wasylishen 2012-03-09 22:28:59 +00:00
parent 88fdeb6886
commit 325a56881f
1 changed files with 4 additions and 22 deletions
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26
Source/NSClipView.m
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@ -255,8 +255,7 @@ static inline NSRect integralRect (NSRect rect, NSView *view)
return;
}
// FIXME: Re-enable after release
if (NO) //_copiesOnScroll && _window && [_window gState])
if (_copiesOnScroll && _window && [_window gState])
{
/* Copy the portion of the view that is common before and after
scrolling. Then, document view needs to redraw the remaining
@ -425,28 +424,11 @@ static inline NSRect integralRect (NSRect rect, NSView *view)
do the scrolling, the difference is an integer and so we can copy
the image translating it by an integer in device space - and not
by a float. */
/*
new = [self convertPoint: new toView: nil];
new.x = (int)new.x;
new.y = (int)new.y;
new.x = GSRoundTowardsInfinity(new.x);
new.y = GSRoundTowardsInfinity(new.y);
new = [self convertPoint: new fromView: nil];
*/
/*
We don't make it an integer this way anymore.
This is not needed when _copiesOnScroll is not set.
If _copiesOnScroll is set, we make sure the difference between old
position and new position is an integer so we can copy the image
easily.
FIXME: Why should this help? If the value is integral in user space this does
not mean anything in device space.
*/
if (_copiesOnScroll)
{
new.x = _bounds.origin.x + (GSRoundTowardsInfinity(new.x - _bounds.origin.x));
new.y = _bounds.origin.y + (GSRoundTowardsInfinity(new.y - _bounds.origin.y));
}
return new;
}