110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
/*
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* Copyright (C) 2010-2018 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2011-2015 David Robillard <d@drobilla.net>
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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 __gtk2_ardour_step_editor_h__
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#define __gtk2_ardour_step_editor_h__
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#include <string>
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#include <gdk/gdk.h>
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#include <sigc++/trackable.h>
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#include "pbd/signals.h"
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#include "temporal/beats.h"
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namespace ARDOUR {
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class MidiTrack;
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class MidiRegion;
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}
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class MidiRegionView;
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class MidiTimeAxisView;
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class PublicEditor;
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class StepEntry;
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/** A StepEditor is an object which understands how to interact with the
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* MidiTrack and MidiTimeAxisView APIs to make the changes required during step
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* editing. However, it defers all GUI matters to the StepEntry class, which
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* presents an interface to the user, and then calls StepEditor methods to make
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* changes.
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*
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* The StepEntry is a singleton, used over and over each time the user wants to
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* step edit; the StepEditor is owned by a MidiTimeAxisView and re-used for any
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* step editing in the MidiTrack for which the MidiTimeAxisView is a view.
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*/
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class StepEditor : public PBD::ScopedConnectionList, public sigc::trackable
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{
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public:
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StepEditor (PublicEditor&, std::shared_ptr<ARDOUR::MidiTrack>, MidiTimeAxisView&);
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virtual ~StepEditor ();
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void step_entry_done ();
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void check_step_edit ();
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void step_edit_rest (Temporal::Beats beats);
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void step_edit_beat_sync ();
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void step_edit_bar_sync ();
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int step_add_bank_change (uint8_t channel, uint8_t bank);
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int step_add_program_change (uint8_t channel, uint8_t program);
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int step_add_note (uint8_t channel, uint8_t pitch, uint8_t velocity,
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Temporal::Beats beat_duration);
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void step_edit_sustain (Temporal::Beats beats);
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bool step_edit_within_triplet () const;
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void step_edit_toggle_triplet ();
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bool step_edit_within_chord () const;
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void step_edit_toggle_chord ();
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void reset_step_edit_beat_pos ();
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void resync_step_edit_to_edit_point ();
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void move_step_edit_beat_pos (Temporal::Beats beats);
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void set_step_edit_cursor_width (Temporal::Beats beats);
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std::string name () const;
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void start_step_editing ();
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void stop_step_editing ();
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private:
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Temporal::timepos_t step_edit_insert_position;
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Temporal::Beats step_edit_beat_pos;
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std::shared_ptr<ARDOUR::MidiRegion> step_edit_region;
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MidiRegionView* step_edit_region_view;
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uint8_t _step_edit_triplet_countdown;
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bool _step_edit_within_chord;
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Temporal::Beats _step_edit_chord_duration;
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PBD::ScopedConnection step_edit_region_connection;
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PublicEditor& _editor;
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std::shared_ptr<ARDOUR::MidiTrack> _track;
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MidiTimeAxisView& _mtv;
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int8_t last_added_pitch;
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Temporal::Beats last_added_end;
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sigc::connection delete_connection;
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sigc::connection hide_connection;
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void region_removed (std::weak_ptr<ARDOUR::Region>);
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void playlist_changed ();
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bool step_entry_hidden (GdkEventAny*);
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void resync_step_edit_position ();
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void prepare_step_edit_region ();
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};
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#endif /* __gtk2_ardour_step_editor_h__ */
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