cue_editor.h

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/*
 * Copyright (C) 2023 Paul Davis <paul@linuxaudiosystems.com>
 *
 * 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.
 */
 
#pragma once
 
#include "pbd/history_owner.h"
 
#include "editing.h"
#include "editing_context.h"
 
class CueEditor : public EditingContext, public PBD::HistoryOwner, public sigc::trackable
{
  public:
        CueEditor (std::string const & name);
        ~CueEditor ();
 
        void get_regionviews_by_id (PBD::ID const id, RegionSelection & regions) const;
        StripableTimeAxisView* get_stripable_time_axis_by_id (const PBD::ID& id) const;
        TrackViewList axis_views_from_routes (std::shared_ptr<ARDOUR::RouteList>) const;
        AxisView* axis_view_by_stripable (std::shared_ptr<ARDOUR::Stripable>) const { return nullptr; }
        AxisView* axis_view_by_control (std::shared_ptr<ARDOUR::AutomationControl>) const { return nullptr; }
 
        ARDOUR::Location* find_location_from_marker (ArdourMarker*, bool&) const;
        ArdourMarker* find_marker_from_location_id (PBD::ID const&, bool) const;
        TempoMarker* find_marker_for_tempo (Temporal::TempoPoint const &);
        MeterMarker* find_marker_for_meter (Temporal::MeterPoint const &);
 
        void maybe_autoscroll (bool, bool, bool from_headers);
        void stop_canvas_autoscroll ();
        bool autoscroll_active() const;
 
        void redisplay_grid (bool immediate_redraw);
        Temporal::timecnt_t get_nudge_distance (Temporal::timepos_t const & pos, Temporal::timecnt_t& next) const;
 
        void instant_save();
 
        void begin_selection_op_history ();
        void begin_reversible_selection_op (std::string cmd_name);
        void commit_reversible_selection_op ();
        void abort_reversible_selection_op ();
        void undo_selection_op ();
        void redo_selection_op ();
 
        PBD::HistoryOwner& history() { return *this; }
        void history_changed ();
        PBD::ScopedConnection history_connection;
 
        void add_command (PBD::Command * cmd) { HistoryOwner::add_command (cmd); }
        void begin_reversible_command (std::string cmd_name) { HistoryOwner::begin_reversible_command (cmd_name); }
        void begin_reversible_command (GQuark gq) { HistoryOwner::begin_reversible_command (gq); }
        void abort_reversible_command () { HistoryOwner::abort_reversible_command (); }
        void commit_reversible_command () { HistoryOwner::commit_reversible_command (); }
 
        double get_y_origin () const;
 
        void set_zoom_focus (Editing::ZoomFocus);
        samplecnt_t get_current_zoom () const;
        virtual void set_samples_per_pixel (samplecnt_t);
        void reposition_and_zoom (samplepos_t, double);
 
        void set_mouse_mode (Editing::MouseMode, bool force = false);
        void step_mouse_mode (bool next);
        Editing::MouseMode current_mouse_mode () const;
        bool internal_editing() const { return true; }
 
        Gdk::Cursor* get_canvas_cursor () const;
        MouseCursors const* cursors () const {
                return _cursors;
        }
        void set_snapped_cursor_position (Temporal::timepos_t const & pos);
 
        std::vector<MidiRegionView*> filter_to_unique_midi_region_views (RegionSelection const & ms) const;
 
        std::shared_ptr<Temporal::TempoMap const> start_local_tempo_map (std::shared_ptr<Temporal::TempoMap>);
        void end_local_tempo_map (std::shared_ptr<Temporal::TempoMap const>);
 
  protected:
        void reset_x_origin_to_follow_playhead ();
 
        void do_undo (uint32_t n);
        void do_redo (uint32_t n);
 
        Temporal::timepos_t _get_preferred_edit_position (Editing::EditIgnoreOption, bool use_context_click, bool from_outside_canvas);
};