97 lines
3.0 KiB
C++
97 lines
3.0 KiB
C++
/*
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* Copyright (C) 2007-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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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 __gtk_ardour_velocity_display_h__
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#define __gtk_ardour_velocity_display_h__
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#include "canvas/rectangle.h"
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#include "canvas/poly_line.h"
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#include "gtkmm2ext/colors.h"
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#include "ghost_event.h"
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namespace ArdourCanvas {
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class Container;
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class Lollipop;
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class Rectangle;
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}
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class EditingContext;
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class MidiViewBackground;
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class MidiView;
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class NoteBase;
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class VelocityDisplay
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{
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public:
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VelocityDisplay (EditingContext&, MidiViewBackground&, MidiView&, ArdourCanvas::Rectangle& base_rect, ArdourCanvas::Container&, GhostEvent::EventList& el, Gtkmm2ext::Color oc);
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virtual ~VelocityDisplay ();
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void redisplay();
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void add_note(NoteBase*);
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void update_note (GhostEvent* note);
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void update_hit (GhostEvent* hit);
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virtual void remove_note (NoteBase*) = 0;
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void note_selected (NoteBase*);
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void clear ();
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void set_colors ();
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void drag_lolli (ArdourCanvas::Lollipop* l, GdkEventMotion* ev);
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int y_position_to_velocity (double y) const;
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void set_selected (bool);
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bool line_draw_motion (ArdourCanvas::Duple const & d, ArdourCanvas::Rectangle const & r, double last_x);
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bool line_extended (ArdourCanvas::Duple const & from, ArdourCanvas::Duple const & to, ArdourCanvas::Rectangle const & r, double last_x);
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void start_line_drag ();
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void end_line_drag (bool did_change);
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ArdourCanvas::Rectangle& base_item() { return base; }
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protected:
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virtual bool lollevent (GdkEvent*, GhostEvent*) = 0;
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EditingContext& editing_context;
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MidiViewBackground& bg;
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MidiView& view;
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ArdourCanvas::Rectangle& base;
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ArdourCanvas::Container* lolli_container;
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GhostEvent::EventList& events;
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Gtkmm2ext::Color _outline;
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bool dragging;
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ArdourCanvas::PolyLine* dragging_line;
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int last_drag_x;
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bool drag_did_change;
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bool selected;
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GhostEvent::EventList::iterator _optimization_iterator;
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virtual bool base_event (GdkEvent*) = 0;
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void set_size_and_position (GhostEvent&);
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void lollis_close_to_x (int x, double distance, std::vector<GhostEvent*>& events);
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void lollis_between (int x0, int x1, std::vector<GhostEvent*>& events);
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void desensitize_lollis ();
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void sensitize_lollis ();
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};
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#endif /* __gtk_ardour_velocity_display_h__ */
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