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/*
Copyright (C) 2001-2006 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 __gtk_ardour_region_view_h__
#define __gtk_ardour_region_view_h__
#include <vector>
#include <libgnomecanvasmm.h>
#include <libgnomecanvasmm/polygon.h>
#include <sigc++/signal.h>
#include <ardour/region.h>
#include "time_axis_view_item.h"
#include "automation_line.h"
#include "enums.h"
#include "waveview.h"
#include "canvas.h"
#include "color.h"
class TimeAxisView;
class RegionEditor;
class GhostRegion;
class AutomationTimeAxisView;
class RegionView : public TimeAxisViewItem
{
public:
RegionView (ArdourCanvas::Group* parent,
TimeAxisView& time_view,
boost::shared_ptr<ARDOUR::Region> region,
double samples_per_unit,
Gdk::Color& basic_color);
RegionView (const RegionView& other);
~RegionView ();
virtual void init (Gdk::Color& base_color, bool wait_for_data);
boost::shared_ptr<ARDOUR::Region> region() const { return _region; }
bool is_valid() const { return valid; }
void set_valid (bool yn) { valid = yn; }
virtual void set_height (double) = 0;
virtual void set_samples_per_unit (double);
virtual bool set_duration (nframes_t, void*);
void move (double xdelta, double ydelta);
void raise ();
void raise_to_top ();
void lower ();
void lower_to_bottom ();
bool set_position(nframes_t pos, void* src, double* delta = 0);
void fake_set_opaque (bool yn);
virtual void show_region_editor () = 0;
virtual void hide_region_editor();
virtual void region_changed (ARDOUR::Change);
virtual GhostRegion* add_ghost (AutomationTimeAxisView&) = 0;
void remove_ghost (GhostRegion*);
uint32_t get_fill_color ();
virtual void entered () {}
virtual void exited () {}
static sigc::signal<void,RegionView*> RegionViewGoingAway;
sigc::signal<void> GoingAway;
protected:
/** Allows derived types to specify their visibility requirements
* to the TimeAxisViewItem parent class
*/
RegionView (ArdourCanvas::Group *,
TimeAxisView&,
boost::shared_ptr<ARDOUR::Region>,
double samples_per_unit,
Gdk::Color& basic_color,
TimeAxisViewItem::Visibility);
virtual void region_resized (ARDOUR::Change);
void region_moved (void *);
virtual void region_muted ();
void region_locked ();
void region_opacity ();
void region_layered ();
void region_renamed ();
void region_sync_changed ();
static gint _lock_toggle (ArdourCanvas::Item*, GdkEvent*, void*);
void lock_toggle ();
virtual void set_colors ();
virtual void compute_colors (Gdk::Color&);
virtual void set_frame_color ();
virtual void reset_width_dependent_items (double pixel_width);
virtual void color_handler (ColorID, uint32_t) {}
boost::shared_ptr<ARDOUR::Region> _region;
ArdourCanvas::Polygon* sync_mark; ///< polgyon for sync position
RegionEditor* editor;
vector<ControlPoint *> control_points;
double current_visible_sync_position;
bool valid; ///< see StreamView::redisplay_diskstream()
double _pixel_width;
double _height;
bool in_destructor;
bool wait_for_data;
sigc::connection data_ready_connection;
vector<GhostRegion*> ghosts;
};
#endif /* __gtk_ardour_region_view_h__ */
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