automation_streamview.h

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/*
    Copyright (C) 2001, 2007 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_automation_streamview_h__
#define __ardour_automation_streamview_h__

#include <list>
#include <cmath>

#include "ardour/location.h"
#include "enums.h"
#include "streamview.h"
#include "time_axis_view_item.h"
#include "route_time_axis.h"
#include "automation_controller.h"

namespace Gdk {
        class Color;
}

class PublicEditor;
class Selectable;
class Selection;
class AutomationRegionView;

class AutomationStreamView : public StreamView
{
  public:
        AutomationStreamView (AutomationTimeAxisView& tv);
        ~AutomationStreamView ();

        void set_automation_state (ARDOUR::AutoState state);
        ARDOUR::AutoState automation_state () const;

        void redisplay_track ();

        inline double contents_height() const {
                return (_trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2);
        }

        bool has_automation () const;

        void set_interpolation (ARDOUR::AutomationList::InterpolationStyle);
        ARDOUR::AutomationList::InterpolationStyle interpolation () const;

        void clear ();

        void get_selectables (ARDOUR::framepos_t, ARDOUR::framepos_t, double, double, std::list<Selectable*> &, bool within = false);
        void set_selected_points (PointSelection &);

        std::list<boost::shared_ptr<AutomationLine> > get_lines () const;

        bool paste (framepos_t                                pos,
                    unsigned                                  paste_count,
                    float                                     times,
                    boost::shared_ptr<ARDOUR::AutomationList> list);

  private:
        void setup_rec_box ();

        RegionView* add_region_view_internal (boost::shared_ptr<ARDOUR::Region>, bool wait_for_data, bool recording = false);
        void        display_region(AutomationRegionView* region_view);

        void color_handler ();

        AutomationTimeAxisView& _automation_view;
        ARDOUR::AutoState _pending_automation_state;
};

#endif /* __ardour_automation_streamview_h__ */