Robin Gareus
6ada6c553b
Deleting the group first, directly removes child items without triggering Canvas::item_changed() for every item. This significantly speeds up closing sessions (or deleting tracks) with lots of automation events.
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
/*
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* Copyright (C) 2007-2011 David Robillard <d@drobilla.net>
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* Copyright (C) 2010-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2012-2014 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __ardour_control_point_h__
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#define __ardour_control_point_h__
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#include <sys/types.h>
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#include <gdk/gdkevents.h>
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#include "ardour/automation_list.h"
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#include "selectable.h"
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class AutomationLine;
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class ControlPoint;
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class PointSelection;
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class TimeAxisView;
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class AutomationTimeAxisView;
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class Selectable;
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class Selection;
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namespace ArdourCanvas {
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class Rectangle;
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class Diamond;
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class Item;
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}
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class ControlPoint : public Selectable
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{
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public:
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ControlPoint (AutomationLine& al);
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ControlPoint (const ControlPoint&, bool dummy_arg_to_force_special_copy_constructor);
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virtual ~ControlPoint ();
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enum ShapeType {
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Full,
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Start,
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End
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};
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void move_to (double x, double y, ShapeType);
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void reset (double x, double y, ARDOUR::AutomationList::iterator, uint32_t, ShapeType);
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double get_x() const { return _x; }
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double get_y() const { return _y; }
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void hide ();
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void show ();
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bool visible () const;
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double size () const {
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return _size;
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}
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void set_size (double);
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void set_color ();
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bool can_slide() const { return _can_slide; }
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void set_can_slide(bool yn) { _can_slide = yn; }
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uint32_t view_index() const { return _view_index; }
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void set_view_index(uint32_t i) { _view_index = i; }
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ArdourCanvas::Item& item() const;
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/* used from ~AutomationLine */
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void unset_item () { _item = 0 ; }
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ARDOUR::AutomationList::iterator model() const { return _model; }
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AutomationLine& line() const { return _line; }
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static PBD::Signal1<void, ControlPoint *> CatchDeletion;
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private:
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ArdourCanvas::Rectangle* _item;
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AutomationLine& _line;
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ARDOUR::AutomationList::iterator _model;
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uint32_t _view_index;
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bool _can_slide;
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double _x;
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double _y;
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double _size;
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ShapeType _shape;
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virtual bool event_handler (GdkEvent*);
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};
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#endif /* __ardour_control_point_h__ */
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