David Robillard
99904735e0
git-svn-id: svn://localhost/ardour2/branches/midi@1614 d708f5d6-7413-0410-9779-e7cbd77b26cf
276 lines
8.2 KiB
C++
276 lines
8.2 KiB
C++
/*
|
|
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 __ardour_imageframe_time_axis_view_h__
|
|
#define __ardour_imageframe_time_axis_view_h__
|
|
|
|
#include <list>
|
|
#include <cmath>
|
|
|
|
#include <gdkmm/color.h>
|
|
|
|
#include <jack/jack.h>
|
|
|
|
#include <libgnomecanvasmm.h>
|
|
#include "canvas.h"
|
|
#include "simplerect.h"
|
|
|
|
|
|
class PublicEditor ;
|
|
class ImageFrameTimeAxis ;
|
|
class ImageFrameView ;
|
|
class ImageFrameTimeAxisGroup ;
|
|
|
|
/**
|
|
* ImageFrameTimeAxisView defines the time axis view helper
|
|
* This object is responsible for the time axis canvas view, and
|
|
* maintains the list of items that have been added to it
|
|
*
|
|
*/
|
|
class ImageFrameTimeAxisView : public sigc::trackable
|
|
{
|
|
public:
|
|
//---------------------------------------------------------------------------------------//
|
|
// Constructor / Desctructor
|
|
|
|
/**
|
|
* Constructs a new ImageFrameTimeAxisView.
|
|
*
|
|
* @param ifta the parent ImageFrameTimeAxis of this view helper
|
|
*/
|
|
ImageFrameTimeAxisView(ImageFrameTimeAxis& ifta) ;
|
|
|
|
/**
|
|
* Destructor
|
|
* Responsible for destroying all items tat may have been added to this time axis
|
|
*/
|
|
~ImageFrameTimeAxisView () ;
|
|
|
|
//---------------------------------------------------------------------------------------//
|
|
// Parent/Child helper object accessors
|
|
|
|
/**
|
|
* Returns the TimeAxisView thatt his object is acting as a helper for
|
|
*
|
|
* @return the TimeAxisView that this object is acting as a view helper for
|
|
*/
|
|
ImageFrameTimeAxis& trackview() { return _trackview; }
|
|
|
|
/**
|
|
*
|
|
*/
|
|
ArdourCanvas::Group * canvas_item() { return &canvas_group; }
|
|
|
|
|
|
//---------------------------------------------------------------------------------------//
|
|
// ui methods & data
|
|
|
|
/**
|
|
* Sets the height of the time axis view and the item upon it
|
|
*
|
|
* @param height the new height
|
|
*/
|
|
int set_height(gdouble) ;
|
|
|
|
/**
|
|
* Sets the position of this view helper on the canvas
|
|
*
|
|
* @param x the x position upon the canvas
|
|
* @param y the y position upon the canvas
|
|
*/
|
|
int set_position(gdouble x, gdouble y) ;
|
|
|
|
/**
|
|
* Sets the current samples per unit.
|
|
* this method tells each item upon the time axis of the change
|
|
*
|
|
* @param spu the new samples per canvas unit value
|
|
*/
|
|
int set_samples_per_unit(gdouble spu) ;
|
|
|
|
/**
|
|
* Returns the current samples per unit of this time axis view helper
|
|
*
|
|
* @return the current samples per unit of this time axis view helper
|
|
*/
|
|
gdouble get_samples_per_unit() { return _samples_per_unit; }
|
|
|
|
/**
|
|
* Sets the color of the items contained uopn this view helper
|
|
*
|
|
* @param color the new base color
|
|
*/
|
|
void apply_color (Gdk::Color&) ;
|
|
|
|
//---------------------------------------------------------------------------------------//
|
|
// Child ImageFrameTimeAxisGroup Accessors/Mutators
|
|
|
|
/**
|
|
* Adds an ImageFrameTimeAxisGroup to the list of items upon this time axis view helper
|
|
* the new ImageFrameTimeAxisGroup is returned
|
|
*
|
|
* @param group_id the unique id of the new group
|
|
* @param src the identity of the object that initiated the change
|
|
*/
|
|
ImageFrameTimeAxisGroup* add_imageframe_group(std::string group_id, void* src) ;
|
|
|
|
/**
|
|
* Returns the named ImageFrameTimeAxisGroup or 0 if the named group does not exist on this view helper
|
|
*
|
|
* @param group_id the unique id of the group to search for
|
|
* @return the named ImageFrameTimeAxisGroup, or 0 if it is not held upon this view
|
|
*/
|
|
ImageFrameTimeAxisGroup* get_named_imageframe_group(std::string group_id) ;
|
|
|
|
/**
|
|
* Removes and returns the named ImageFrameTimeAxisGroup from the list of ImageFrameTimeAxisGroup held by this view helper
|
|
*
|
|
* @param group_id the ImageFrameTimeAxisGroup unique id to remove
|
|
* @param src the identity of the object that initiated the change
|
|
* @see add_imageframe_group
|
|
*/
|
|
ImageFrameTimeAxisGroup* remove_named_imageframe_group(std::string group_id, void* src) ;
|
|
|
|
/**
|
|
* Removes the specified ImageFrameTimeAxisGroup from the list of ImageFrameTimeAxisGroups upon this TimeAxis.
|
|
*
|
|
* @param iftag the ImageFrameView to remove
|
|
*/
|
|
void remove_imageframe_group(ImageFrameTimeAxisGroup* iftag, void* src) ;
|
|
|
|
|
|
//---------------------------------------------------------------------------------------//
|
|
// Selected group methods
|
|
|
|
/**
|
|
* Sets the currently selected group upon this time axis
|
|
*
|
|
* @param ifv the item to set selected
|
|
*/
|
|
void set_selected_imageframe_group(ImageFrameTimeAxisGroup* iftag) ;
|
|
|
|
/**
|
|
* Clears the currently selected image frame group unpo this time axis
|
|
*
|
|
*/
|
|
void clear_selected_imageframe_group() ;
|
|
|
|
/**
|
|
* Returns the currently selected group upon this time axis
|
|
*
|
|
* @return the currently selected group upon this time axis
|
|
*/
|
|
ImageFrameTimeAxisGroup* get_selected_imageframe_group() const ;
|
|
|
|
|
|
/**
|
|
* Sets the duration of the selected ImageFrameView to the specified number of seconds
|
|
*
|
|
* @param sec the duration to set the ImageFrameView to, in seconds
|
|
*/
|
|
void set_imageframe_duration_sec(double sec) ;
|
|
|
|
//---------------------------------------------------------------------------------------//
|
|
// Selected item methods
|
|
|
|
/**
|
|
* Sets the currently selected image frame view item
|
|
*
|
|
* @param iftag the group the selected item is part
|
|
* @param ifv the selected item
|
|
*/
|
|
void set_selected_imageframe_view(ImageFrameTimeAxisGroup* iftag, ImageFrameView* ifv) ;
|
|
|
|
/**
|
|
* Clears the currently selected image frame view item
|
|
*
|
|
* @param clear_group set true if the selected parent group of the item should be cleared also
|
|
*/
|
|
void clear_selected_imageframe_item(bool clear_group) ;
|
|
|
|
/**
|
|
* Returns the currently selected image frame view item upon this time axis
|
|
*
|
|
* @return the currently selected image frame view item
|
|
*/
|
|
ImageFrameView* get_selected_imageframe_view() const ;
|
|
|
|
|
|
|
|
/**
|
|
* Removes the currently selected ImageFrameTimeAxisGroup
|
|
*
|
|
* @param src the identity of the object that initiated the change
|
|
* @see add_imageframe_group
|
|
*/
|
|
void remove_selected_imageframe_item(void* src) ;
|
|
|
|
|
|
//---------------------------------------------------------------------------------//
|
|
// Emitted Signals
|
|
|
|
/** Emitted when and ImageFrameGroup is added to this time axis */
|
|
sigc::signal<void,ImageFrameTimeAxisGroup*,void*> ImageFrameGroupAdded ;
|
|
|
|
/** Emitted when an ImageFrameGroup is removed from this time axis */
|
|
sigc::signal<void,std::string,void*> ImageFrameGroupRemoved ;
|
|
|
|
protected:
|
|
|
|
|
|
private:
|
|
/**
|
|
* convenience method to re-get the samples per unit and tell items upon this view
|
|
*
|
|
*/
|
|
void reset_samples_per_unit() ;
|
|
|
|
/**
|
|
* The list of ImageFrameViews held by this view helper */
|
|
typedef std::list<ImageFrameTimeAxisGroup *> ImageFrameGroupList ;
|
|
ImageFrameGroupList imageframe_groups ;
|
|
|
|
/** the currently selected time axis item upon this time axis */
|
|
ImageFrameTimeAxisGroup* selected_imageframe_group ;
|
|
|
|
/**
|
|
* thecurrently selected image frame view
|
|
* we keep this here so that we only have one per view, not one per group
|
|
*/
|
|
ImageFrameView* selected_imageframe_view ;
|
|
|
|
|
|
|
|
/* the TimeAxisView that this object is acting as the view helper for */
|
|
ImageFrameTimeAxis& _trackview ;
|
|
|
|
ArdourCanvas::Group canvas_group ;
|
|
ArdourCanvas::SimpleRect canvas_rect; /* frame around the whole thing */
|
|
|
|
/** the current samples per unit */
|
|
double _samples_per_unit ;
|
|
|
|
/* XXX why are these different? */
|
|
Gdk::Color region_color ;
|
|
uint32_t stream_base_color ;
|
|
|
|
} ; /* class ImageFrameTimeAxisView */
|
|
|
|
#endif /* __ardour_imageframe_time_axis_view_h__ */
|