David Robillard
bb9cc45cd2
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
213 lines
6.6 KiB
C++
213 lines
6.6 KiB
C++
/*
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Copyright (C) 2003 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __gtk_ardour_imageframe_view_h__
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#define __gtk_ardour_imageframe_view_h__
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#include <string>
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#include <gdkmm/color.h>
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#include <libgnomecanvas/libgnomecanvas.h>
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#include <sigc++/signal.h>
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#include <list>
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#include "canvas.h"
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#include "enums.h"
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#include "time_axis_view_item.h"
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#include "marker_view.h"
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class ImageFrameTimeAxis;
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class ImageFrameTimeAxisGroup ;
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/**
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* An ImageFrameItem to display an image upon the ardour time line
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*
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*/
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class ImageFrameView : public TimeAxisViewItem
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{
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public:
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//---------------------------------------------------------------------------------------//
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// Constructor / Desctructor
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/**
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* Constructs a new ImageFrameView upon the canvas
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*
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* @param item_id unique id of this item
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* @param parent the parent canvas item
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* @param tv the time axis view that this item is to be placed upon
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* @param group the ImageFrameGroup that this item is a member of
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* @param spu the current samples per canvas unit
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* @param start the start frame ogf this item
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* @param duration the duration of this item
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* @param rgb_data the rgb data of the image
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* @param width the width of the original rgb_data image data
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* @param height the width of the origianl rgb_data image data
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* @param num_channels the number of color channels within rgb_data
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*/
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ImageFrameView(const std::string & item_id,
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ArdourCanvas::Group *parent,
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ImageFrameTimeAxis *tv,
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ImageFrameTimeAxisGroup* group,
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double spu,
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Gdk::Color& base_color,
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nframes_t start,
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nframes_t duration,
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unsigned char* rgb_data,
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uint32_t width,
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uint32_t height,
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uint32_t num_channels) ;
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/**
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* Destructor
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* Reposible for removing and destroying all marker items associated with this item
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*/
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~ImageFrameView() ;
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static sigc::signal<void,ImageFrameView*> GoingAway;
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//---------------------------------------------------------------------------------------//
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// Position and duration Accessors/Mutators
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/**
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* Set the position of this item to the specified value
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*
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* @param pos the new position
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* @param src the identity of the object that initiated the change
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* @return true if the position change was a success, false otherwise
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*/
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virtual bool set_position(nframes64_t pos, void* src, double* delta = 0) ;
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/**
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* Sets the duration of this item
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*
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* @param dur the new duration of this item
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* @param src the identity of the object that initiated the change
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* @return true if the duration change was succesful, false otherwise
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*/
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virtual bool set_duration(nframes64_t dur, void* src) ;
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//---------------------------------------------------------------------------------------//
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// Parent Component Methods
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/**
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* Sets the parent ImageFrameTimeAxisGroup of thie item
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* each Item must be part of exactly one group (or 'scene') upon the timeline
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*
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* @param group the new parent group
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*/
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void set_time_axis_group(ImageFrameTimeAxisGroup* group) ;
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/**
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* Returns the parent group of this item
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*
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* @return the parent group of this item
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*/
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ImageFrameTimeAxisGroup* get_time_axis_group() ;
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//---------------------------------------------------------------------------------------//
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// ui methods
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/**
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* Set the height of this item
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*
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* @param h the new height
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*/
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virtual void set_height(gdouble h) ;
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//---------------------------------------------------------------------------------------//
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// MarkerView methods
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/**
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* Adds a markerView to the list of marker views associated with this item
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*
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* @param item the marker item to add
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* @param src the identity of the object that initiated the change
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*/
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void add_marker_view_item(MarkerView* item, void* src) ;
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/**
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* Removes the named marker view from the list of marker view associated with this item
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* The Marker view is not destroyed on removal, so the caller must handle the item themself
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*
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* @param markId the id/name of the item to remove
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* @param src the identity of the object that initiated the change
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* @return the removed marker item
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*/
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MarkerView* remove_named_marker_view_item(const std::string & markId, void* src) ;
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/**
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* Removes item from the list of marker views assocaited with this item
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* This method will do nothing if item if not assiciated with this item
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* The Marker view is not destroyed on removal, so the caller must handle the item themself
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*
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* @param item the item to remove
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* @param src the identity of the object that initiated the change
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*/
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void remove_marker_view_item(MarkerView* item, void* src) ;
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/**
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* Determines if the named marker is one of those associated with this item
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*
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* @param markId the id/name of the item to search for
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*/
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bool has_marker_view_item(const std::string & markId) ;
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//---------------------------------------------------------------------------------//
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// Emitted Signals
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/** Emitted when a marker Item is added to this Item */
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sigc::signal<void,MarkerView*,void*> MarkerViewAdded ;
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/** Emitted when a Marker Item is added to this Item */
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sigc::signal<void,MarkerView*,void*> MarkerViewRemoved ;
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private:
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/** the list of MarkerViews associated with this item */
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typedef std::list<MarkerView*> MarkerViewList ;
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MarkerViewList marker_view_list ;
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/** The parent group that this item is a member of */
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ImageFrameTimeAxisGroup* the_parent_group ;
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// ------- Image data -----------
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/** the image data that we display */
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//unsigned char* the_rgb_data ;
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/** The width of the image contained within the_rgb_data */
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uint32_t image_data_width ;
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/** The height of the image contained within the_rgb_data */
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uint32_t image_data_height ;
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/** the number of channels contained in the_rgb_data */
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uint32_t image_data_num_channels ;
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// ------- Our canvas element -----------
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/** the CanvasImageFrame to display the image */
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ArdourCanvas::ImageFrame* imageframe ;
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} ; /* class ImageFrameView */
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#endif /* __gtk_ardour_imageframe_view_h__ */
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