Basics of setting and storing SMPTE CPL markers.

1 files changed, 127 insertions, 0 deletions

diff --git a/src/wx/markers_dialog.cc b/src/wx/markers_dialog.cc
new file mode 100644
index 000000000..724cb7d9e
--- /dev/null
+++ b/src/wx/markers_dialog.cc
@@ -0,0 +1,127 @@
+/*
+    Copyright (C) 2019 Carl Hetherington <cth@carlh.net>
+
+    This file is part of DCP-o-matic.
+
+    DCP-o-matic 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.
+
+    DCP-o-matic 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 DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "markers_dialog.h"
+#include "wx_util.h"
+#include "timecode.h"
+#include "static_text.h"
+#include "dcpomatic_button.h"
+#include "check_box.h"
+#include "film_viewer.h"
+#include "lib/film.h"
+#include <dcp/types.h>
+#include <wx/gbsizer.h>
+#include <boost/bind.hpp>
+#include <iostream>
+
+using std::cout;
+using boost::bind;
+using boost::shared_ptr;
+using boost::weak_ptr;
+using boost::optional;
+
+class Marker
+{
+public:
+	Marker (wxWindow* parent, wxGridBagSizer* grid, int row, weak_ptr<Film> film_, weak_ptr<FilmViewer> viewer_, wxString name, dcp::Marker type_)
+		: film (film_)
+		, viewer (viewer_)
+		, type (type_)
+	{
+		checkbox = new CheckBox(parent, name);
+		grid->Add (checkbox, wxGBPosition(row, 0), wxDefaultSpan, wxALIGN_CENTER_VERTICAL);
+		timecode = new Timecode<DCPTime> (parent);
+		grid->Add (timecode, wxGBPosition(row, 1));
+		set_button = new Button (parent, _("Set from current position"));
+		grid->Add (set_button, wxGBPosition(row, 2));
+
+		shared_ptr<Film> f = film.lock ();
+		DCPOMATIC_ASSERT (f);
+
+		optional<DCPTime> t = f->marker (type);
+		checkbox->SetValue (static_cast<bool>(t));
+		if (t) {
+			timecode->set (*t, f->video_frame_rate());
+		}
+
+		set_sensitivity ();
+
+		set_button->Bind (wxEVT_BUTTON, bind(&Marker::set, this));
+		checkbox->Bind (wxEVT_CHECKBOX, bind(&Marker::set_sensitivity, this));
+		timecode->Changed.connect (bind(&Marker::changed, this));
+	}
+
+private:
+	void set_sensitivity ()
+	{
+		timecode->Enable (checkbox->GetValue());
+		set_button->Enable (checkbox->GetValue());
+	}
+
+	void set ()
+	{
+		shared_ptr<Film> f = film.lock ();
+		DCPOMATIC_ASSERT (f);
+		shared_ptr<FilmViewer> v = viewer.lock ();
+		DCPOMATIC_ASSERT (v);
+		timecode->set (v->position(), f->video_frame_rate());
+	}
+
+	void changed ()
+	{
+		shared_ptr<Film> f = film.lock ();
+		DCPOMATIC_ASSERT (f);
+		if (checkbox->GetValue()) {
+			f->set_marker (type, timecode->get(f->video_frame_rate()));
+		} else {
+			f->unset_marker (type);
+		}
+	}
+
+	weak_ptr<Film> film;
+	weak_ptr<FilmViewer> viewer;
+	dcp::Marker type;
+	CheckBox* checkbox;
+	Timecode<DCPTime>* timecode;
+	Button* set_button;
+};
+
+MarkersDialog::MarkersDialog (wxWindow* parent, weak_ptr<Film> film, weak_ptr<FilmViewer> viewer)
+	: wxDialog (parent, wxID_ANY, _("Markers"))
+	, _film (film)
+{
+	wxSizer* sizer = new wxBoxSizer (wxVERTICAL);
+	wxGridBagSizer* grid = new wxGridBagSizer (DCPOMATIC_SIZER_X_GAP, DCPOMATIC_SIZER_Y_GAP);
+
+	int r = 0;
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("First frame of composition"), dcp::FFOC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("Last frame of composition"), dcp::LFOC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("First frame of title credits"), dcp::FFTC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("Last frame of title credits"), dcp::LFTC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("First frame of intermission"), dcp::FFOI)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("Last frame of intermission"), dcp::LFOI)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("First frame of end credits"), dcp::FFEC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("Last frame of end credits"), dcp::LFEC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("First frame of moving credits"), dcp::FFMC)));
+	_markers.push_back (shared_ptr<Marker>(new Marker(this, grid, r++, film, viewer, _("Last frame of moving credits"), dcp::LFMC)));
+
+	sizer->Add (grid, 0, wxALL, 8);
+	SetSizerAndFit (sizer);
+}