diff options
Diffstat (limited to 'libs/canvas/pixbuf.cc')
| -rw-r--r-- | libs/canvas/pixbuf.cc | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/libs/canvas/pixbuf.cc b/libs/canvas/pixbuf.cc new file mode 100644 index 0000000000..62d9357c61 --- /dev/null +++ b/libs/canvas/pixbuf.cc @@ -0,0 +1,68 @@ +/* + Copyright (C) 2011-2013 Paul Davis + Author: Carl Hetherington <cth@carlh.net> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include <cairomm/cairomm.h> +#include <gdkmm/general.h> + +#include "canvas/pixbuf.h" + +using namespace std; +using namespace ArdourCanvas; + +Pixbuf::Pixbuf (Group* g) + : Item (g) +{ + +} + +void +Pixbuf::render (Rect const & /*area*/, Cairo::RefPtr<Cairo::Context> context) const +{ + Gdk::Cairo::set_source_pixbuf (context, _pixbuf, 0, 0); + context->paint (); +} + +void +Pixbuf::compute_bounding_box () const +{ + if (_pixbuf) { + _bounding_box = boost::optional<Rect> (Rect (0, 0, _pixbuf->get_width(), _pixbuf->get_height())); + } else { + _bounding_box = boost::optional<Rect> (); + } + + _bounding_box_dirty = false; +} + +void +Pixbuf::set (Glib::RefPtr<Gdk::Pixbuf> pixbuf) +{ + begin_change (); + + _pixbuf = pixbuf; + _bounding_box_dirty = true; + + end_change (); +} + +Glib::RefPtr<Gdk::Pixbuf> +Pixbuf::pixbuf() { + return _pixbuf; +} + |