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marker_time_axis.cc

/*
    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.

*/

#include <string>

#include <pbd/error.h>

#include <gtkmm/menu.h>

#include <gtkmm2ext/utils.h>

#include <ardour/session.h>
#include <ardour/utils.h>

#include "ardour_ui.h"
#include "public_editor.h"
#include "imageframe_time_axis.h"
#include "selection.h"
#include "imageframe_time_axis_view.h"
#include "marker_time_axis_view.h"
#include "imageframe_view.h"
#include "marker_time_axis.h"
#include "canvas_impl.h"

#include "i18n.h"

using namespace ARDOUR;
using namespace PBD;
using namespace sigc;
using namespace Gtk;

//---------------------------------------------------------------------------------------//
// Constructor / Desctructor

/**
 * Constructs a new MarkerTimeAxis
 *
 * @param ed the PublicEditor
 * @param sess the current session
 * @param canvas the parent canvas item
 * @param name the name/id of this time axis
 * @param tav the associated track view that this MarkerTimeAxis is marking up
 */
00060 MarkerTimeAxis::MarkerTimeAxis (PublicEditor& ed, ARDOUR::Session& sess, Canvas& canvas, const string & name, TimeAxisView* tav)
      : AxisView(sess),
        VisualTimeAxis(name, ed, sess, canvas)
{
      /* the TimeAxisView these markers are associated with */
      marked_time_axis = tav ;
      
      _color = unique_random_color() ;
      time_axis_name = name ;

      selection_group = new Group (*canvas_display);
      selection_group->hide();

      // intialize our data items
      marker_menu = 0 ;

      y_position = -1 ;

      /* create our new marker time axis strip view */
      view = new MarkerTimeAxisView(*this) ;

      // set the initial time axis text label
      label_view() ;
            
      // set the initial height of this time axis
      set_height(Small) ;
}

/**
 * Destructor
 * Responsible for destroying any marker items upon this time axis
 */
00092 MarkerTimeAxis::~MarkerTimeAxis()
{
      GoingAway() ; /* EMIT_SIGNAL */

      // destroy the view helper
      // this handles removing and destroying individual marker items

      if(view) {
            delete view ;
            view = 0 ;
      }
}


//---------------------------------------------------------------------------------------//
// ui methods & data
      
/**
 * Sets the height of this TrackView to one of the defined TrackHeights
 *
 * @param h the TrackHeight value to set
 */   
void
00115 MarkerTimeAxis::set_height (TrackHeight h)
{
      VisualTimeAxis::set_height(h) ;
      
      // tell out view helper of the change too
      if (view != 0)
      {
            view->set_height((double) height) ;
      }
      
      // tell those interested that we have had our height changed
       gui_changed("track_height",(void*)0) ; /* EMIT_SIGNAL */
}

/**
 * Sets the number of samples per unit that are used.
 * This is used to determine the sizes of items upon this time axis
 *
 * @param spu the number of samples per unit
 */
void
00136 MarkerTimeAxis::set_samples_per_unit(double spu)
{
      TimeAxisView::set_samples_per_unit (editor.get_current_zoom());

      if (view) {
            view->set_samples_per_unit(spu) ;
      }
}

/**
 * Show the popup edit menu
 *
 * @param button the mouse button pressed
 * @param time when to show the popup
 * @param clicked_mv the MarkerView that the event ocured upon, or 0 if none
 * @param with_item true if an item has been selected upon the time axis, used to set context menu
 */
void
00154 MarkerTimeAxis::popup_marker_time_axis_edit_menu(int button, int32_t time, MarkerView* clicked_mv, bool with_item)
{
      if (!marker_menu)
      {
            build_marker_menu() ;
      }

      if (with_item)
      {
            marker_item_menu->set_sensitive(true) ;
      }
      else
      {
            marker_item_menu->set_sensitive(false) ;
      }
      
      marker_menu->popup(button,time) ;
}


/**
 * convenience method to select a new track color and apply it to the view and view items
 *
 */
void
00179 MarkerTimeAxis::select_track_color()
{
      if(VisualTimeAxis::choose_time_axis_color())
      {
            if(view)
            {
                  view->apply_color(_color) ;
            }
      }
}

/**
 * Handles the building of the popup menu
 */
void
00194 MarkerTimeAxis::build_display_menu()
{
      using namespace Menu_Helpers;

      /* get the size menu ready */
      build_size_menu() ;

      /* prepare it */
      TimeAxisView::build_display_menu();

      /* now fill it with our stuff */
      MenuList& items = display_menu->items();

      items.push_back(MenuElem (_("Rename"), mem_fun(*this, &VisualTimeAxis::start_time_axis_rename)));

      items.push_back(SeparatorElem()) ;
      items.push_back(MenuElem (_("Height"), *size_menu));
      items.push_back(MenuElem (_("Color"), mem_fun(*this, &MarkerTimeAxis::select_track_color)));
      items.push_back(SeparatorElem()) ;
      
      items.push_back(MenuElem (_("Remove"), bind(mem_fun(*this, &MarkerTimeAxis::remove_this_time_axis), (void*)this)));
}

/**
 * handles the building of the MarkerView sub menu
 */
void
00221 MarkerTimeAxis::build_marker_menu()
{
      using namespace Menu_Helpers;
      using Gtk::Menu;

      marker_menu = manage(new Menu) ;
      marker_menu->set_name ("ArdourContextMenu");
      MenuList& items = marker_menu->items();
      
      marker_item_menu = manage(new Menu) ;
      marker_item_menu->set_name ("ArdourContextMenu");
      MenuList& marker_sub_items = marker_item_menu->items() ;

      /* duration menu */
      Menu* duration_menu = manage(new Menu) ;
      duration_menu->set_name ("ArdourContextMenu");
      MenuList& duration_items = duration_menu->items() ;
      
      if(view)
      {
            duration_items.push_back(MenuElem (_("1 seconds"), bind (mem_fun (view, &MarkerTimeAxisView::set_marker_duration_sec), 1.0))) ;
            duration_items.push_back(MenuElem (_("1.5 seconds"), bind (mem_fun (view, &MarkerTimeAxisView::set_marker_duration_sec), 1.5))) ;
            duration_items.push_back(MenuElem (_("2 seconds"), bind (mem_fun (view, &MarkerTimeAxisView::set_marker_duration_sec), 2.0))) ;
            duration_items.push_back(MenuElem (_("2.5 seconds"), bind (mem_fun (view, &MarkerTimeAxisView::set_marker_duration_sec), 2.5))) ;
            duration_items.push_back(MenuElem (_("3 seconds"), bind (mem_fun (view, &MarkerTimeAxisView::set_marker_duration_sec), 3.0))) ;
      }
      //duration_items.push_back(SeparatorElem()) ;
      //duration_items.push_back(MenuElem (_("custom"), mem_fun(*this, &ImageFrameTimeAxis::set_marker_duration_custom))) ;

      marker_sub_items.push_back(MenuElem(_("Duration (sec)"), *duration_menu)) ;

      marker_sub_items.push_back(SeparatorElem()) ;
      marker_sub_items.push_back(MenuElem (_("Remove Marker"), bind(mem_fun(view, &MarkerTimeAxisView::remove_selected_marker_view),(void*)this))) ;
      
      items.push_back(MenuElem(_("Marker"), *marker_item_menu)) ;
      items.push_back(MenuElem (_("Rename Track"), mem_fun(*this,&MarkerTimeAxis::start_time_axis_rename))) ;

      marker_menu->show_all() ;
}



/**
 * Returns the view helper of this TimeAxis
 *
 * @return the view helper of this TimeAxis
 */
MarkerTimeAxisView*
00269 MarkerTimeAxis::get_view()
{
      return(view) ;
}

/**
 * Returns the TimeAxisView that this markerTimeAxis is marking up
 *
 * @return the TimeAXisView that this MarkerTimeAxis is marking
 */
TimeAxisView*
00280 MarkerTimeAxis::get_marked_time_axis()
{
      return(marked_time_axis) ;
}





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