434 lines
12 KiB
C++
434 lines
12 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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#include <string>
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#include <algorithm>
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#include <pbd/error.h>
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#include <gtkmm/menu.h>
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#include <gtkmm2ext/utils.h>
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#include <gtkmm2ext/gtk_ui.h>
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#include <ardour/session.h>
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#include <ardour/utils.h>
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#include "public_editor.h"
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#include "imageframe_time_axis.h"
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#include "simplerect.h"
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#include "enums.h"
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#include "imageframe_time_axis_view.h"
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#include "imageframe_time_axis_group.h"
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#include "marker_time_axis_view.h"
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#include "imageframe_view.h"
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#include "marker_time_axis.h"
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#include "marker_view.h"
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#include "gui_thread.h"
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#include "canvas_impl.h"
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace PBD;
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using namespace sigc;
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using namespace Gtk;
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/**
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* Constructs a new ImageFrameTimeAxis.
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*
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* @param track_id the track name/id
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* @param ed the PublicEditor
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* @param sess the current session
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* @param canvas the parent canvas item
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*/
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ImageFrameTimeAxis::ImageFrameTimeAxis(const string & track_id, PublicEditor& ed, ARDOUR::Session& sess, ArdourCanvas::Canvas& canvas)
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: AxisView(sess),
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VisualTimeAxis(track_id, ed, sess, canvas)
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{
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_color = unique_random_color() ;
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selection_group = new ArdourCanvas::Group (*canvas_display);
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selection_group->hide();
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// intialize our data items
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_marked_for_display = true;
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y_position = -1 ;
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/* create our new image frame view */
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view = new ImageFrameTimeAxisView(*this) ;
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/* create the Image Frame Edit Menu */
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create_imageframe_menu() ;
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// set the initial time axis text label
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label_view() ;
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// set the initial height of this time axis
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set_height(hNormal) ;
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}
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/**
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* Destructor
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* Responsible for destroying any child image items that may have been added to thie time axis
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*/
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ImageFrameTimeAxis::~ImageFrameTimeAxis ()
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{
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GoingAway() ; /* EMIT_SIGNAL */
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// Destroy all the marker views we may have associaited with this TimeAxis
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for(MarkerTimeAxisList::iterator iter = marker_time_axis_list.begin(); iter != marker_time_axis_list.end(); ++iter)
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{
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MarkerTimeAxis* mta = *iter ;
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MarkerTimeAxisList::iterator next = iter ;
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next++ ;
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marker_time_axis_list.erase(iter) ;
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delete mta ;
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mta = 0 ;
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iter = next ;
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}
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if(image_action_menu)
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{
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delete image_action_menu ;
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image_action_menu = 0 ;
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}
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if (selection_group)
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{
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delete selection_group;
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selection_group = 0 ;
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}
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// Destroy our Axis View helper
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if(view)
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{
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delete view ;
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view = 0 ;
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}
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}
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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 ths TrackHeghts
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*
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* @param h
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*/
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void
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ImageFrameTimeAxis::set_height (uint32_t h)
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{
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bool changed = (height == 0) || (h != height);
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VisualTimeAxis::set_height(h) ;
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// tell out view helper of the change too
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if(view != 0)
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{
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view->set_height((double) height) ;
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}
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if (changed) {
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// tell those interested that we have had our height changed
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gui_changed("track_height",(void*)0); /* EMIT_SIGNAL */
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}
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}
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/**
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* Sets the number of samples per unit that are used.
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* This is used to determine the siezes of items upon this time axis
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*
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* @param spu the number of samples per unit
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*/
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void
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ImageFrameTimeAxis::set_samples_per_unit(double spu)
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{
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TimeAxisView::set_samples_per_unit (editor.get_current_zoom());
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if(view) {
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view->set_samples_per_unit(spu) ;
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}
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}
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/**
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* Returns the available height for images to be drawn onto
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*
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* @return the available height for an image item to be drawn onto
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*/
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int
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ImageFrameTimeAxis::get_image_display_height()
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{
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return(height - (gint)TimeAxisViewItem::NAME_HIGHLIGHT_SIZE) ;
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}
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/**
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* Show the popup edit menu
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*
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* @param button the mouse button pressed
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* @param time when to show the popup
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* @param clicked_imageframe the ImageFrameItem that the event ocured upon, or 0 if none
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* @param with_item true if an item has been selected upon the time axis, used to set context menu
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*/
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void
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ImageFrameTimeAxis::popup_imageframe_edit_menu(int button, int32_t time, ImageFrameView* clicked_imageframe, bool with_item)
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{
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if (!imageframe_menu)
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{
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create_imageframe_menu() ;
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}
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if(with_item)
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{
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imageframe_item_menu->set_sensitive(true) ;
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}
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else
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{
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imageframe_item_menu->set_sensitive(false) ;
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}
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imageframe_menu->popup(button,time) ;
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}
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/**
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* convenience method to select a new track color and apply it to the view and view items
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*
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*/
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void
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ImageFrameTimeAxis::select_track_color()
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{
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if (choose_time_axis_color())
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{
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if (view)
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{
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view->apply_color (_color) ;
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}
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}
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}
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/**
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* Handles the building of the popup menu
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*/
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void
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ImageFrameTimeAxis::build_display_menu()
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{
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using namespace Menu_Helpers;
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using Gtk::Menu;
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/* get the size menu ready */
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build_size_menu();
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/* prepare it */
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TimeAxisView::build_display_menu () ;
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/* now fill it with our stuff */
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MenuList& items = display_menu->items();
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items.push_back (MenuElem (_("Rename"), mem_fun(*this, &ImageFrameTimeAxis::start_time_axis_rename)));
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image_action_menu = new Menu() ;
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image_action_menu->set_name ("ArdourContextMenu");
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MenuList image_items = image_action_menu->items() ;
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items.push_back (SeparatorElem());
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items.push_back (MenuElem (_("Height"), *size_menu));
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items.push_back (MenuElem (_("Color"), mem_fun(*this, &ImageFrameTimeAxis::select_track_color)));
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items.push_back (SeparatorElem());
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items.push_back (MenuElem (_("Remove"), bind(mem_fun(*this, &VisualTimeAxis::remove_this_time_axis), (void*)this))) ;
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}
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/**
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* handles the building of the ImageFrameView sub menu
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*/
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void
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ImageFrameTimeAxis::create_imageframe_menu()
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{
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using namespace Menu_Helpers;
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using Gtk::Menu;
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imageframe_menu = manage(new Menu) ;
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imageframe_menu->set_name ("ArdourContextMenu");
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MenuList& items = imageframe_menu->items();
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imageframe_item_menu = manage(new Menu) ;
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imageframe_item_menu->set_name ("ArdourContextMenu");
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MenuList& imageframe_sub_items = imageframe_item_menu->items() ;
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/* duration menu */
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Menu* duration_menu = manage(new Menu) ;
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duration_menu->set_name ("ArdourContextMenu");
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MenuList& duration_items = duration_menu->items() ;
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if(view)
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{
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duration_items.push_back(MenuElem (_("0.5 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 0.5))) ;
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duration_items.push_back(MenuElem (_("1 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 1.0))) ;
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duration_items.push_back(MenuElem (_("1.5 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 1.5))) ;
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duration_items.push_back(MenuElem (_("2 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 2.0))) ;
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duration_items.push_back(MenuElem (_("2.5 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 2.5))) ;
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duration_items.push_back(MenuElem (_("3 seconds"), bind (mem_fun (view, &ImageFrameTimeAxisView::set_imageframe_duration_sec), 3.0))) ;
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//duration_items.push_back(SeparatorElem()) ;
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//duration_items.push_back(MenuElem (_("custom"), mem_fun(*this, &ImageFrameTimeAxis::set_imageframe_duration_custom))) ;
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}
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imageframe_sub_items.push_back(MenuElem(_("Duration (sec)"), *duration_menu)) ;
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imageframe_sub_items.push_back(SeparatorElem()) ;
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if(view)
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{
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imageframe_sub_items.push_back(MenuElem (_("Remove Frame"), bind(mem_fun (view, &ImageFrameTimeAxisView::remove_selected_imageframe_item), (void*)this))) ;
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}
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items.push_back(MenuElem(_("Image Frame"), *imageframe_item_menu)) ;
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items.push_back(MenuElem (_("Rename Track"), mem_fun(*this,&ImageFrameTimeAxis::start_time_axis_rename))) ;
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imageframe_menu->show_all() ;
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}
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//---------------------------------------------------------------------------------------//
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// Marker Time Axis Methods
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/**
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* Add a MarkerTimeAxis to the ilst of MarkerTimeAxis' associated with this ImageFrameTimeAxis
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*
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* @param marker_track the MarkerTimeAxis to add
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* @param src the identity of the object that initiated the change
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* @return true if the addition was a success,
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* false otherwise
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*/
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bool
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ImageFrameTimeAxis::add_marker_time_axis(MarkerTimeAxis* marker_track, void* src)
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{
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bool ret = false ;
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if(get_named_marker_time_axis(marker_track->name()) != 0)
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{
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ret = false ;
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}
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else
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{
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marker_time_axis_list.push_back(marker_track) ;
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marker_track->GoingAway.connect(bind(mem_fun(*this, &ImageFrameTimeAxis::remove_time_axis_view), marker_track, (void*)this));
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MarkerTimeAxisAdded(marker_track, src) ; /* EMIT_SIGNAL */
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ret = true ;
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}
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return(ret) ;
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}
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/**
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* Returns the named MarkerTimeAxis associated with this ImageFrameTimeAxis
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*
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* @param track_id the track_id of the MarkerTimeAxis to search for
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* @return the named markerTimeAxis, or 0 if the named MarkerTimeAxis is not associated with this ImageFrameTimeAxis
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*/
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MarkerTimeAxis*
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ImageFrameTimeAxis::get_named_marker_time_axis(const string & track_id)
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{
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MarkerTimeAxis* mta = 0 ;
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for (MarkerTimeAxisList::iterator i = marker_time_axis_list.begin(); i != marker_time_axis_list.end(); ++i)
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{
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if (((MarkerTimeAxis*)*i)->name() == track_id)
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{
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mta = ((MarkerTimeAxis*)*i) ;
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break ;
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}
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}
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return(mta) ;
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}
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/**
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* Removes the named markerTimeAxis from those associated with this ImageFrameTimeAxis
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*
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* @param track_id the track id of the MarkerTimeAxis to remove
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* @param src the identity of the object that initiated the change
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* @return the removed MarkerTimeAxis
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*/
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MarkerTimeAxis*
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ImageFrameTimeAxis::remove_named_marker_time_axis(const string & track_id, void* src)
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{
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MarkerTimeAxis* mta = 0 ;
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for(MarkerTimeAxisList::iterator i = marker_time_axis_list.begin(); i != marker_time_axis_list.end(); ++i)
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{
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if (((MarkerTimeAxis*)*i)->name() == track_id)
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{
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mta = ((MarkerTimeAxis*)*i) ;
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// the iterator is invalid after this call, so we can no longer use it as is.
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marker_time_axis_list.erase(i) ;
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MarkerTimeAxisRemoved(mta->name(), src) ; /* EMIT_SIGNAL */
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break ;
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}
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}
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return(mta) ;
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}
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/**
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* Removes the specified MarkerTimeAxis from the list of MarkerTimaAxis associated with this ImageFrameTimeAxis
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* Note that the MarkerTimeAxis is not deleted, only removed from the list os associated tracks
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*
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* @param mta the TimeAxis 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
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ImageFrameTimeAxis::remove_time_axis_view(MarkerTimeAxis* mta, void* src)
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{
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ENSURE_GUI_THREAD(bind (mem_fun(*this, &ImageFrameTimeAxis::remove_time_axis_view), mta, src));
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MarkerTimeAxisList::iterator i;
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if((i = find (marker_time_axis_list.begin(), marker_time_axis_list.end(), mta)) != marker_time_axis_list.end())
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{
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// note that we dont delete the object itself, we just remove it from our list
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marker_time_axis_list.erase(i) ;
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MarkerTimeAxisRemoved(mta->name(), src) ; /* EMIT_SIGNAL */
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}
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}
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//---------------------------------------------------------------------------------------//
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// Parent/Child helper object accessors
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/**
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* Returns the view helper of this TimeAxis
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*
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* @return the view helper of this TimeAxis
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*/
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ImageFrameTimeAxisView*
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ImageFrameTimeAxis::get_view()
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{
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return(view) ;
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}
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