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selection.h

/*
    Copyright (C) 2000-2003 Paul Davis 

    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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef __ardour_gtk_selection_h__
#define __ardour_gtk_selection_h__

#include <vector>
#include <boost/shared_ptr.hpp>

#include <sigc++/signal.h>

#include "time_selection.h"
#include "region_selection.h"
#include "track_selection.h"
#include "automation_selection.h"
#include "playlist_selection.h"
#include "redirect_selection.h"
#include "point_selection.h"
#include "marker_selection.h"

class TimeAxisView;
class RegionView;
class Selectable;

namespace ARDOUR {
      class Region;
      class AudioRegion;
      class Playlist;
      class Redirect;
      class AutomationList;
}

class Selection : public sigc::trackable 
{
  public:
      enum SelectionType {
            Object = 0x1,
            Range = 0x2
      };

      enum Operation {
            Set,
            Add,
            Toggle,
            Extend
      };

      TrackSelection       tracks;
      RegionSelection      regions;
      TimeSelection        time;
      AutomationSelection  lines;
      PlaylistSelection    playlists;
      RedirectSelection    redirects;
      PointSelection       points;
      MarkerSelection      markers;

      Selection() {
            next_time_id = 0;
            clear();
      }

      Selection& operator= (const Selection& other);

      sigc::signal<void> RegionsChanged;
      sigc::signal<void> TracksChanged;
      sigc::signal<void> TimeChanged;
      sigc::signal<void> LinesChanged;
      sigc::signal<void> PlaylistsChanged;
      sigc::signal<void> RedirectsChanged;
      sigc::signal<void> PointsChanged;
      sigc::signal<void> MarkersChanged;

      void clear ();
      bool empty();

      void dump_region_layers();

      bool selected (TimeAxisView*);
      bool selected (RegionView*);

      void set (std::list<Selectable*>&);
      void add (std::list<Selectable*>&);
      void toggle (std::list<Selectable*>&);
      
      void set (TimeAxisView*);
      void set (const std::list<TimeAxisView*>&);
      void set (RegionView*, bool also_clear_tracks = true);
      void set (std::vector<RegionView*>&);
      long set (TimeAxisView*, nframes_t, nframes_t);
      void set (ARDOUR::AutomationList*);
      void set (boost::shared_ptr<ARDOUR::Playlist>);
      void set (const std::list<boost::shared_ptr<ARDOUR::Playlist> >&);
      void set (boost::shared_ptr<ARDOUR::Redirect>);
      void set (AutomationSelectable*);
      void set (Marker*);
      void set (const RegionSelection&);

      void toggle (TimeAxisView*);
      void toggle (const std::list<TimeAxisView*>&);
      void toggle (RegionView*);
      void toggle (std::vector<RegionView*>&);
      long toggle (nframes_t, nframes_t);
      void toggle (ARDOUR::AutomationList*);
      void toggle (boost::shared_ptr<ARDOUR::Playlist>);
      void toggle (const std::list<boost::shared_ptr<ARDOUR::Playlist> >&);
      void toggle (boost::shared_ptr<ARDOUR::Redirect>);
      void toggle (const std::vector<AutomationSelectable*>&);
      void toggle (Marker*);

      void add (TimeAxisView*);
      void add (const std::list<TimeAxisView*>&);
      void add (RegionView*);
      void add (std::vector<RegionView*>&);
      long add (nframes_t, nframes_t);
      void add (ARDOUR::AutomationList*);
      void add (boost::shared_ptr<ARDOUR::Playlist>);
      void add (const std::list<boost::shared_ptr<ARDOUR::Playlist> >&);
      void add (boost::shared_ptr<ARDOUR::Redirect>);
      void add (Marker*);
      void add (const RegionSelection&);

      void remove (TimeAxisView*);
      void remove (const std::list<TimeAxisView*>&);
      void remove (RegionView*);
      void remove (uint32_t selection_id);
      void remove (nframes_t, nframes_t);
      void remove (ARDOUR::AutomationList*);
      void remove (boost::shared_ptr<ARDOUR::Playlist>);
      void remove (const std::list<boost::shared_ptr<ARDOUR::Playlist> >&);
      void remove (boost::shared_ptr<ARDOUR::Redirect>);
      void remove (const list<Selectable*>&);
      void remove (Marker*);

      void replace (uint32_t time_index, nframes_t start, nframes_t end);
      
      void clear_regions();
      void clear_tracks ();
      void clear_time();
      void clear_lines ();
      void clear_playlists ();
      void clear_redirects ();
      void clear_points ();
      void clear_markers ();

      void foreach_region (void (ARDOUR::Region::*method)(void));
      template<class A> void foreach_region (void (ARDOUR::Region::*method)(A), A arg);

  private:
      uint32_t next_time_id;

      void add (std::vector<AutomationSelectable*>&);
};

bool operator==(const Selection& a, const Selection& b);

#endif /* __ardour_gtk_selection_h__ */

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