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livetrax/gtk2_ardour/marker_view.h
David Robillard bb9cc45cd2 Strip trailing whitespace and fix other whitespace errors (e.g. space/tab mixing). Whitespace changes only.
Vimmers, try let c_space_errors = 1 in your .vimrc to highlight this kind of stuff in red.  I don't know the emacs equivalent...


git-svn-id: svn://localhost/ardour2/branches/3.0@5773 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-10-14 16:10:01 +00:00

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/*
Copyright (C) 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 __gtk_ardour_marker_view_h__
#define __gtk_ardour_marker_view_h__
#include <string>
#include "time_axis_view_item.h"
#include "canvas.h"
namespace Gdk {
class Color;
}
class MarkerTimeAxisView ;
class ImageFrameView ;
/**
* MarkerView defines a marker item that may be placed upon a MarkerTimeAxis.
*
* The aim of the MarkerView is to provide additional timing details for visual based time axis.
* The MarkerView item is associated with one other TimeAxisViewItem and has a start and a duration.
*/
class MarkerView : public TimeAxisViewItem
{
public:
//---------------------------------------------------------------------------------------//
// Constructor / Desctructor
/**
* Constructs a new MarkerView
*
* @param parent the parent canvas item
* @param tv the parent TimeAxisView of this item
* @param marked the Item that this item is to be assciated (marking) with
* @param spu the current samples per unit
* @param base_color
* @param mark_type the marker type/name text, eg fade out, pan up etc.
* @param mark_id unique name/id of this item
* @param start the start time of this item
* @param duration the duration of this item
*/
MarkerView(ArdourCanvas::Group *parent,
TimeAxisView *tv,
ImageFrameView* marked,
double spu,
Gdk::Color& base_color,
std::string mark_type,
std::string mark_id,
nframes_t start,
nframes_t duration) ;
/**
* Destructor
* Destroys this Marker Item and removes the association between itself and the item it is marking.
*/
~MarkerView() ;
static sigc::signal<void,MarkerView*> GoingAway;
//---------------------------------------------------------------------------------------//
// Marker Type Methods
/**
* Sets the marker Type text of this this MarkerItem, eg fade_out, pan up etc.
*
* @param type_text the marker type text of this item
*/
void set_mark_type_text(std::string type_text) ;
/**
* Returns the marker Type of this this MarkerItem, eg fade_out, pan up etc.
*
* @return the marker type text of this item
*/
std::string get_mark_type_text() const ;
//---------------------------------------------------------------------------------------//
// Marked Item Methods
/**
* Returns the time axis item being marked by this item
*
* @return the time axis item being marked by this item
*/
ImageFrameView* get_marked_item() ;
/**
* Sets the time axis item being marker by this item
*
* @param item the time axis item to be marked by this item
* @return the previously marked item, or 0 if no previous marked item exists
*/
ImageFrameView* set_marked_item(ImageFrameView* item) ;
//---------------------------------------------------------------------------------//
// Emitted Signals
/** Emitted when the mark type text is changed */
sigc::signal<void,std::string,void*> MarkTypeChanged ;
/** Emitted when the Marked Item is changed */
sigc::signal<void,ImageFrameView*,void*> MarkedItemChanged ;
protected:
private:
/** the unique name/id of this item */
std::string mark_type_text ;
/* a pointer to the time axis item this marker is assoiated(marking up) with */
ImageFrameView* marked_item ;
} ; /* class MarkerView */
#endif /* __gtk_ardour_imageframe_view_h__ */