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
240 lines
7.2 KiB
C++
240 lines
7.2 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 __ardour_marker_time_axis_view_h__
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#define __ardour_marker_time_axis_view_h__
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#include <list>
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#include <gdkmm/color.h>
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#include <libgnomecanvasmm/group.h>
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#include "ardour/location.h"
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#include "simplerect.h"
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#include "canvas.h"
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class PublicEditor;
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class MarkerTimeAxis;
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class ImageFrameView ;
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class MarkerView ;
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class TimeAxisView ;
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class TimeAxisViewItem ;
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/**
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* A view helper for handling MarkerView objects.
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* This object is responsible for the time axis canvas view, and
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* maintains the list of items that have been added to it
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*/
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class MarkerTimeAxisView : public sigc::trackable
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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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* Construct a new MarkerTimeAxisView helper time axis helper
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*
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* @param mta the TimeAxsiView that this objbect is the helper for
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*/
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MarkerTimeAxisView(MarkerTimeAxis& mta) ;
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/**
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* Destructor
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* Reposinsibly for destroying all marker items that may have been added to this time axis view
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*
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*/
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~MarkerTimeAxisView () ;
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//---------------------------------------------------------------------------------------//
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// Parent/Child helper object accessors
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/**
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* Returns the TimeAxisView thatt his object is acting as a helper for
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*
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* @return the TimeAxisView that this object is acting as a view helper for
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*/
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MarkerTimeAxis& trackview() { return _trackview; }
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/**
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*
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*/
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ArdourCanvas::Item *canvas_item() { return canvas_group; }
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//---------------------------------------------------------------------------------------//
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// ui methods & data
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/**
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* Sets the height of the time axis view and the item upon it
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*
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* @param height the new height
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*/
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int set_height(gdouble height) ;
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/**
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* Sets the position of this view helper on the canvas
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*
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* @param x the x position upon the canvas
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* @param y the y position upon the canvas
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*/
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int set_position(gdouble x, gdouble y) ;
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/**
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* Sets the current samples per unit.
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* this method tells each item upon the time axis of the change
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*
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* @param spu the new samples per canvas unit value
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*/
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int set_samples_per_unit(gdouble spu) ;
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/**
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* Returns the current samples per unit of this time axis view helper
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*
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* @return the current samples per unit of this time axis view helper
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*/
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gdouble get_samples_per_unit() { return _samples_per_unit; }
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/**
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* Sets the color of the items contained upon this view helper
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*
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* @param color the new base color
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*/
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void apply_color(Gdk::Color& color) ;
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//---------------------------------------------------------------------------------------//
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// Child MarkerView Accessors/Mutators
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/**
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* Adds a marker view to the list of items upon this time axis view helper
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* the new MarkerView is returned
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*
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* @param ifv the ImageFrameView that the new item is marking up
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* @param mark_text the text to be displayed uopn the new marker item
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* @param mark_id the unique id of the new item
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* @param start the position the new item should be placed upon the time line
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* @param duration the duration the new item should be placed upon the timeline
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* @param src the identity of the object that initiated the change
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*/
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MarkerView* add_marker_view(ImageFrameView* ifv, std::string mark_type, std::string mark_id, nframes_t start, nframes_t dur, void* src) ;
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/**
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* Returns the named MarkerView or 0 if the named marker does not exist
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*
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* @param item_id the unique id of the item to search for
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* @return the named MarkerView, or 0 if it is not held upon this view
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*/
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MarkerView* get_named_marker_view(std::string item_id) ;
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/**
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* Removes the currently selected MarverView
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* Note that this method actually destroys the MarkerView too.
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* We assume that since we own the object, we are allowed to do this
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*
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* @param src the identity of the object that initiated the change
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* @see add_marker_view
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*/
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void remove_selected_marker_view(void* src) ;
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/**
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* Removes and returns the named MarkerView from the list of MarkerView held by this view helper
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*
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* @param item_id the MarkerView unique id to remove
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* @param src the identity of the object that initiated the change
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* @see add_marker_view
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*/
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MarkerView* remove_named_marker_view(std::string item_id, void* src) ;
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/**
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* Removes mv from the list of MarkerView upon this TimeAxis
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*
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* @param mv the MarkerView 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(MarkerView* item, void* src) ;
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//---------------------------------------------------------------------------------------//
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// Selected item methods
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/**
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* Sets the currently selected item upon this time axis
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*
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* @param mv the item to set selected
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*/
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void set_selected_time_axis_item(MarkerView* mv) ;
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/**
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* Clears any selected item upon this time axis
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*
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*/
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void clear_selected_time_axis_item() ;
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/**
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* Returnsthe currently selected item upon this time axis
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*
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* @return the currently selected item pon this time axis
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*/
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MarkerView* get_selected_time_axis_item() ;
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/**
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* Sets the duration of the selected MarkerView to the specified number of seconds
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*
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* @param sec the duration to set the MArkerView to, in seconds
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*/
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void set_marker_duration_sec(double sec) ;
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//---------------------------------------------------------------------------------//
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// Emitted Signals
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/** Emitted when a MarkerView is Added */
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sigc::signal<void,MarkerView*,void*> MarkerViewAdded ;
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/** Emitted when a MarkerView Item is removed */
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sigc::signal<void,std::string,void*> MarkerViewRemoved ;
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private:
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/**
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* convenience method to re-get the samples per unit and tell items upon this view
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*
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*/
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void reset_samples_per_unit() ;
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/** The list of items held by this time axis view helper */
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typedef std::list<MarkerView *> MarkerViewList ;
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MarkerViewList marker_view_list;
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/** the currently selected time axis item upon this time axis */
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MarkerView* selected_time_axis_item ;
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/* the TimeAxisView that this object is acting as the view helper for */
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MarkerTimeAxis& _trackview ;
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ArdourCanvas::Group *canvas_group ;
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ArdourCanvas::SimpleRect *canvas_rect ; /* frame around the whole thing */
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/** the current samples per unit */
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double _samples_per_unit;
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/* XXX why are these different? */
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Gdk::Color region_color;
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uint32_t stream_base_color;
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}; /* class MarkerTimeAxisView */
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#endif /* __ardour_marker_time_axis_view_h__ */
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