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initial redesign of canvas scrolling to facilitate independent x- and y-axis scrolling of specific groups within the canvas.

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This commit should cause no change in behaviour, but contains all the code and changes necessary
for the next step
This commit is contained in:
Paul Davis 2014-05-18 12:22:23 -04:00
parent ee6c483d18
commit 97109672c7
11 changed files with 144 additions and 38 deletions
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10
libs/canvas/group.cc
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@ -147,6 +147,16 @@ Group::render (Rect const & area, Cairo::RefPtr<Cairo::Context> context) const
--render_depth;
}
void
Group::scroll_to (Duple const& d)
{
Item::scroll_to (d);
for (list<Item*>::iterator i = _items.begin(); i != _items.end(); ) {
(*i)->scroll_to (d);
}
}
void
Group::compute_bounding_box () const
{