13
0
livetrax/libs/canvas/canvas/widget.h

57 lines
1.5 KiB
C++

/*
* Copyright (C) 2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2014-2017 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2015-2016 Robin Gareus <robin@gareus.org>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __CANVAS_WIDGET_H__
#define __CANVAS_WIDGET_H__
#include "canvas/visibility.h"
#include "canvas/item.h"
class CairoWidget; /* should really be in Gtkmm2ext namespace */
namespace ArdourCanvas
{
class LIBCANVAS_API Widget : public Item
{
public:
Widget (Canvas*, CairoWidget&);
Widget (Item*, CairoWidget&);
void render (Rect const &, Cairo::RefPtr<Cairo::Context>) const;
void compute_bounding_box () const;
void _size_allocate (Rect const &);
CairoWidget const & get () const {
return _widget;
}
private:
CairoWidget& _widget;
bool event_proxy (GdkEvent*);
bool queue_draw ();
bool queue_resize ();
};
}
#endif