272 lines
7.7 KiB
C++
272 lines
7.7 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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$Id$
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*/
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#ifndef __ardour_visual_time_axis_h__
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#define __ardour_visual_time_axis_h__
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#include <gtkmm/box.h>
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#include <gtkmm/button.h>
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#include <gtkmm2ext/selector.h>
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#include "ardour_dialog.h"
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#include "route_ui.h"
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#include "enums.h"
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#include "time_axis_view.h"
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#include "canvas.h"
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namespace ARDOUR
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{
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class Session ;
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}
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class PublicEditor;
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class ImageFrameView;
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class ImageFrameTimeAxisView;
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class MarkersTimeAxisView;
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class TimeSelection;
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class AudioRegionSelection;
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class MarkerTimeAxis;
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class TimeAxisViewStrip;
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/**
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* Base Abstact Class for TimeAxis views that operate purely within the visual domain.
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*
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* This class provides many of the common methods required for visual TimeAxis views. The aim is
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* to provide an abstract layer during the developmnt of the visual based time axis'. Many of these
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* methods have a better home further up the class heirarchy, and in fact some are replication of
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* methods found within RouteUI. This, however, has been required due to various problems with previous
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* versions of g++, mainly 2.95, which are not correctly handling virtual methods, virtual base classes,
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* and virtual methods when used with Multiple Inheritance. Perhaps these could be combined once the
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* compilers all agree on hos do to do stuff...
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*/
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class VisualTimeAxis : public TimeAxisView
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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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* VisualTimeAxis Destructor
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*
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*/
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virtual ~VisualTimeAxis() ;
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//---------------------------------------------------------------------------------------//
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// Name/Id Accessors/Mutators
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/**
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* Returns the name of this TimeAxis
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*
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* @return the name of this TimeAxis
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*/
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virtual std::string name() const ;
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/**
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* Sets the name of this TimeAxis
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*
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* @param name the new name of this TimeAxis
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* @param src the identity of the object that initiated the change
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*/
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virtual void set_time_axis_name(const string & name, void* src) ;
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//---------------------------------------------------------------------------------------//
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// ui methods & data
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/**
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* Sets the height of this TrackView to one of the defined TrackHeghts
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*
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* @param h the TrackHeight value to set
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*/
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virtual void set_height (TrackHeight h);
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//---------------------------------------------------------------------------------------//
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// Selection Methods
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// selection methods are not handled by visual time axis object yet...
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/**
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* Not implemented
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*/
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virtual void set_selected_regionviews(AudioRegionSelection&) ;
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//---------------------------------------------------------------------------------//
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// Emitted Signals
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/**
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* Emitted when we have changed the gui, and what we have shanged
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*/
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sigc::signal<void,const string &,void*> gui_changed ;
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/**
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* Emitted when this Visual Time Axis has been removed
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* This is different to the GoingAway signal in that this signal
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* is emitted during the deletion of this Time Axis, and not during
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* the destructor, this allows us to capture the source of the deletion
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* event
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*/
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sigc::signal<void,const string &,void*> VisualTimeAxisRemoved ;
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/**
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* Emitted when we have changed the name of this TimeAxis
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*/
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sigc::signal<void,const string &,const string &,void*> NameChanged ;
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/**
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* Emitted when this time axis has been selected for removal
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*/
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//sigc::signal<void,std::string,void*> VisualTimeAxisRemoved ;
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//---------------------------------------------------------------------------------------//
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// Constructor / Desctructor
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/**
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* Abstract Constructor for base visual time axis classes
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*
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* @param name the name/Id of thie TimeAxis
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* @param ed the Ardour PublicEditor
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* @param sess the current session
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* @param canvas the parent canvas object
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*/
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VisualTimeAxis(const string & name, PublicEditor& ed, ARDOUR::Session& sess, ArdourCanvas::Canvas& canvas) ;
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//---------------------------------------------------------------------------------------//
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// Handle time axis removal
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/**
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* Handles the Removal of this VisualTimeAxis
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*
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* @param src the identity of the object that initiated the change
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*/
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virtual void remove_this_time_axis(void* src) ;
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/**
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* Callback used to remove this time axis during the gtk idle loop
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* This is used to avoid deleting the obejct while inside the remove_this_time_axis
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* method
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*
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* @param ta the VisualTimeAxis 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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static gint idle_remove_this_time_axis(VisualTimeAxis* ta, void* src) ;
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//---------------------------------------------------------------------------------------//
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// ui methods & data
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/**
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* Handle the visuals button click
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*
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*/
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void visual_click() ;
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/**
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* Handle the hide buttons click
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*
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*/
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void hide_click() ;
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/**
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* Allows the selection of a new color for this TimeAxis
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*
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*/
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virtual void select_track_color() ;
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/**
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* Provides a color chooser for the selection of a new time axis color.
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*
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*/
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bool choose_time_axis_color() ;
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/**
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* Sets the color of this TimeAxis to the specified color c
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*
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* @param c the new TimeAxis color
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*/
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void set_time_axis_color(Gdk::Color c) ;
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//---------------------------------------------------------------------------------------//
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// Handle TimeAxis rename
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/**
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* Construct a new prompt to receive a new name for this TimeAxis
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*
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* @see finish_time_axis_rename()
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*/
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void start_time_axis_rename() ;
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/**
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* Handles the new name for this TimeAxis from the name prompt
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*
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* @see start_time_axis_rename()
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*/
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virtual void label_view() ;
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//---------------------------------------------------------------------------------------//
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// Handle name entry signals
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void name_entry_changed() ;
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gint name_entry_focus_out_handler(GdkEventFocus*) ;
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gint name_entry_key_release_handler(GdkEventKey*) ;
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gint name_entry_button_release_handler(GdkEventButton*) ;
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gint name_entry_button_press_handler(GdkEventButton*) ;
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//---------------------------------------------------------------------------------------//
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// VisualTimeAxis Widgets
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Gtk::HBox other_button_hbox ;
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Gtk::Button hide_button ;
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Gtk::Button visual_button ;
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Gtk::Button size_button ;
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/** the name of this TimeAxis object */
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std::string time_axis_name ;
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/** used to get a new name for this TimeAxis */
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ArdourPrompter* name_prompter ;
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//---------------------------------------------------------------------------------------//
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// Super class methods not handled by VisualTimeAxis
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/**
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* Not handled by purely Visual TimeAxis
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*
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* @todo should VisualTimeAxis handle this?
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*/
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void show_timestretch (jack_nframes_t start, jack_nframes_t end);
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/**
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* Not handle by purely visual TimeAxis
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* @see show_timestratch
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*/
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virtual void hide_timestretch() ;
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private:
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};
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#endif /* __ardour_visual_time_axis_h__ */
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