Rename control_film_viewer file.

1 files changed, 367 insertions, 0 deletions

diff --git a/src/wx/controls.cc b/src/wx/controls.cc
new file mode 100644
index 000000000..1bb3c4136
--- /dev/null
+++ b/src/wx/controls.cc
@@ -0,0 +1,367 @@
+#include "controls.h"
+#include "film_viewer.h"
+#include "wx_util.h"
+#include "playhead_to_timecode_dialog.h"
+#include "playhead_to_frame_dialog.h"
+#include "lib/job_manager.h"
+#include <wx/wx.h>
+#include <wx/tglbtn.h>
+
+using std::string;
+using boost::optional;
+using boost::shared_ptr;
+using boost::weak_ptr;
+
+/** @param outline_content true if viewer should present an "outline content" checkbox.
+ *  @param jump_to_selected true if viewer should present a "jump to selected" checkbox.
+ */
+Controls::Controls (wxWindow* parent, shared_ptr<FilmViewer> viewer, bool outline_content, bool jump_to_selected)
+	: wxPanel (parent)
+	, _viewer (viewer)
+	, _slider_being_moved (false)
+	, _was_running_before_slider (false)
+	, _outline_content (0)
+	, _eye (0)
+	, _jump_to_selected (0)
+	, _slider (new wxSlider (this, wxID_ANY, 0, 0, 4096))
+	, _rewind_button (new wxButton (this, wxID_ANY, wxT("|<")))
+	, _back_button (new wxButton (this, wxID_ANY, wxT("<")))
+	, _forward_button (new wxButton (this, wxID_ANY, wxT(">")))
+	, _frame_number (new wxStaticText (this, wxID_ANY, wxT("")))
+	, _timecode (new wxStaticText (this, wxID_ANY, wxT("")))
+	, _play_button (new wxToggleButton (this, wxID_ANY, _("Play")))
+{
+	_v_sizer = new wxBoxSizer (wxVERTICAL);
+	SetSizer (_v_sizer);
+
+	wxBoxSizer* view_options = new wxBoxSizer (wxHORIZONTAL);
+	if (outline_content) {
+		_outline_content = new wxCheckBox (this, wxID_ANY, _("Outline content"));
+		view_options->Add (_outline_content, 0, wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);
+	}
+
+	_eye = new wxChoice (this, wxID_ANY);
+	_eye->Append (_("Left"));
+	_eye->Append (_("Right"));
+	_eye->SetSelection (0);
+	view_options->Add (_eye, 0, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);
+
+	if (jump_to_selected) {
+		_jump_to_selected = new wxCheckBox (this, wxID_ANY, _("Jump to selected content"));
+		view_options->Add (_jump_to_selected, 0, wxLEFT | wxRIGHT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);
+	}
+
+	_v_sizer->Add (view_options, 0, wxALL, DCPOMATIC_SIZER_GAP);
+
+	wxBoxSizer* h_sizer = new wxBoxSizer (wxHORIZONTAL);
+
+	wxBoxSizer* time_sizer = new wxBoxSizer (wxVERTICAL);
+	time_sizer->Add (_frame_number, 0, wxEXPAND);
+	time_sizer->Add (_timecode, 0, wxEXPAND);
+
+	h_sizer->Add (_rewind_button, 0, wxALL, 2);
+	h_sizer->Add (_back_button, 0, wxALL, 2);
+	h_sizer->Add (time_sizer, 0, wxEXPAND);
+	h_sizer->Add (_forward_button, 0, wxALL, 2);
+	h_sizer->Add (_play_button, 0, wxEXPAND);
+	h_sizer->Add (_slider, 1, wxEXPAND);
+
+	_v_sizer->Add (h_sizer, 0, wxEXPAND | wxALL, 6);
+
+	_frame_number->SetMinSize (wxSize (84, -1));
+	_rewind_button->SetMinSize (wxSize (32, -1));
+	_back_button->SetMinSize (wxSize (32, -1));
+	_forward_button->SetMinSize (wxSize (32, -1));
+
+	_eye->Bind (wxEVT_CHOICE, boost::bind (&Controls::eye_changed, this));
+	if (_outline_content) {
+		_outline_content->Bind (wxEVT_CHECKBOX, boost::bind (&Controls::outline_content_changed, this));
+	}
+
+	_slider->Bind           (wxEVT_SCROLL_THUMBTRACK,   boost::bind (&Controls::slider_moved,    this, false));
+	_slider->Bind           (wxEVT_SCROLL_PAGEUP,       boost::bind (&Controls::slider_moved,    this, true));
+	_slider->Bind           (wxEVT_SCROLL_PAGEDOWN,     boost::bind (&Controls::slider_moved,    this, true));
+	_slider->Bind           (wxEVT_SCROLL_THUMBRELEASE, boost::bind (&Controls::slider_released, this));
+	_play_button->Bind      (wxEVT_TOGGLEBUTTON,        boost::bind (&Controls::play_clicked,    this));
+	_rewind_button->Bind    (wxEVT_LEFT_DOWN,           boost::bind (&Controls::rewind_clicked,  this, _1));
+	_back_button->Bind      (wxEVT_LEFT_DOWN,           boost::bind (&Controls::back_clicked,    this, _1));
+	_forward_button->Bind   (wxEVT_LEFT_DOWN,           boost::bind (&Controls::forward_clicked, this, _1));
+	_frame_number->Bind     (wxEVT_LEFT_DOWN,           boost::bind (&Controls::frame_number_clicked, this));
+	_timecode->Bind         (wxEVT_LEFT_DOWN,           boost::bind (&Controls::timecode_clicked, this));
+	if (_jump_to_selected) {
+		_jump_to_selected->Bind (wxEVT_CHECKBOX, boost::bind (&Controls::jump_to_selected_clicked, this));
+		_jump_to_selected->SetValue (Config::instance()->jump_to_selected ());
+	}
+
+	_viewer->PositionChanged.connect (boost::bind(&Controls::position_changed, this));
+	_viewer->Started.connect (boost::bind(&Controls::started, this));
+	_viewer->Stopped.connect (boost::bind(&Controls::stopped, this));
+	_viewer->FilmChanged.connect (boost::bind(&Controls::film_changed, this));
+
+	film_changed ();
+
+	setup_sensitivity ();
+
+	JobManager::instance()->ActiveJobsChanged.connect (
+		bind (&Controls::active_jobs_changed, this, _2)
+		);
+}
+
+void
+Controls::started ()
+{
+	_play_button->SetValue (true);
+}
+
+void
+Controls::stopped ()
+{
+	_play_button->SetValue (false);
+}
+
+void
+Controls::position_changed ()
+{
+	update_position_label ();
+	update_position_slider ();
+}
+
+void
+Controls::eye_changed ()
+{
+	_viewer->set_eyes (_eye->GetSelection() == 0 ? EYES_LEFT : EYES_RIGHT);
+}
+
+void
+Controls::outline_content_changed ()
+{
+	_viewer->set_outline_content (_outline_content->GetValue());
+}
+
+void
+Controls::film_change (ChangeType type, Film::Property p)
+{
+	if (type != CHANGE_TYPE_DONE) {
+		return;
+	}
+
+	if (p == Film::CONTENT || p == Film::THREE_D) {
+		setup_sensitivity ();
+	}
+}
+
+/** @param page true if this was a PAGEUP/PAGEDOWN event for which we won't receive a THUMBRELEASE */
+void
+Controls::slider_moved (bool page)
+{
+	if (!_film) {
+		return;
+	}
+
+	if (!page && !_slider_being_moved) {
+		/* This is the first event of a drag; stop playback for the duration of the drag */
+		_was_running_before_slider = _viewer->stop ();
+		_slider_being_moved = true;
+	}
+
+	DCPTime t (_slider->GetValue() * _film->length().get() / 4096);
+	t = t.round (_film->video_frame_rate());
+	/* Ensure that we hit the end of the film at the end of the slider */
+	if (t >= _film->length ()) {
+		t = _film->length() - _viewer->one_video_frame();
+	}
+	_viewer->seek (t, false);
+	update_position_label ();
+}
+
+void
+Controls::slider_released ()
+{
+	if (_was_running_before_slider) {
+		/* Restart after a drag */
+		_viewer->start ();
+	}
+	_slider_being_moved = false;
+}
+
+void
+Controls::play_clicked ()
+{
+	check_play_state ();
+}
+
+void
+Controls::check_play_state ()
+{
+	if (!_film || _film->video_frame_rate() == 0) {
+		return;
+	}
+
+	if (_play_button->GetValue()) {
+		_viewer->start ();
+	} else {
+		_viewer->stop ();
+	}
+}
+
+void
+Controls::update_position_slider ()
+{
+	if (!_film) {
+		_slider->SetValue (0);
+		return;
+	}
+
+	DCPTime const len = _film->length ();
+
+	if (len.get ()) {
+		int const new_slider_position = 4096 * _viewer->video_position().get() / len.get();
+		if (new_slider_position != _slider->GetValue()) {
+			_slider->SetValue (new_slider_position);
+		}
+	}
+}
+
+void
+Controls::update_position_label ()
+{
+	if (!_film) {
+		_frame_number->SetLabel ("0");
+		_timecode->SetLabel ("0:0:0.0");
+		return;
+	}
+
+	double const fps = _film->video_frame_rate ();
+	/* Count frame number from 1 ... not sure if this is the best idea */
+	_frame_number->SetLabel (wxString::Format (wxT("%ld"), lrint (_viewer->video_position().seconds() * fps) + 1));
+	_timecode->SetLabel (time_to_timecode (_viewer->video_position(), fps));
+}
+
+void
+Controls::active_jobs_changed (optional<string> j)
+{
+	/* examine content is the only job which stops the viewer working */
+	bool const a = !j || *j != "examine_content";
+	_slider->Enable (a);
+	_play_button->Enable (a);
+}
+
+DCPTime
+Controls::nudge_amount (wxKeyboardState& ev)
+{
+	DCPTime amount = _viewer->one_video_frame ();
+
+	if (ev.ShiftDown() && !ev.ControlDown()) {
+		amount = DCPTime::from_seconds (1);
+	} else if (!ev.ShiftDown() && ev.ControlDown()) {
+		amount = DCPTime::from_seconds (10);
+	} else if (ev.ShiftDown() && ev.ControlDown()) {
+		amount = DCPTime::from_seconds (60);
+	}
+
+	return amount;
+}
+
+void
+Controls::rewind_clicked (wxMouseEvent& ev)
+{
+	_viewer->go_to (DCPTime());
+	ev.Skip();
+}
+
+void
+Controls::back_frame ()
+{
+	_viewer->move (-_viewer->one_video_frame());
+}
+
+void
+Controls::forward_frame ()
+{
+	_viewer->move (_viewer->one_video_frame());
+}
+
+void
+Controls::back_clicked (wxKeyboardState& ev)
+{
+	_viewer->move (-nudge_amount(ev));
+}
+
+void
+Controls::forward_clicked (wxKeyboardState& ev)
+{
+	_viewer->move (nudge_amount(ev));
+}
+
+void
+Controls::setup_sensitivity ()
+{
+	bool const c = _film && !_film->content().empty ();
+
+	_slider->Enable (c);
+	_rewind_button->Enable (c);
+	_back_button->Enable (c);
+	_forward_button->Enable (c);
+	_play_button->Enable (c);
+	if (_outline_content) {
+		_outline_content->Enable (c);
+	}
+	_frame_number->Enable (c);
+	_timecode->Enable (c);
+	if (_jump_to_selected) {
+		_jump_to_selected->Enable (c);
+	}
+
+	_eye->Enable (c && _film->three_d ());
+}
+
+void
+Controls::timecode_clicked ()
+{
+	PlayheadToTimecodeDialog* dialog = new PlayheadToTimecodeDialog (this, _film->video_frame_rate ());
+	if (dialog->ShowModal() == wxID_OK) {
+		_viewer->go_to (dialog->get ());
+	}
+	dialog->Destroy ();
+}
+
+void
+Controls::frame_number_clicked ()
+{
+	PlayheadToFrameDialog* dialog = new PlayheadToFrameDialog (this, _film->video_frame_rate ());
+	if (dialog->ShowModal() == wxID_OK) {
+		_viewer->go_to (dialog->get ());
+	}
+	dialog->Destroy ();
+}
+
+void
+Controls::jump_to_selected_clicked ()
+{
+	Config::instance()->set_jump_to_selected (_jump_to_selected->GetValue ());
+}
+
+void
+Controls::film_changed ()
+{
+	shared_ptr<Film> film = _viewer->film ();
+
+	if (_film == film) {
+		return;
+	}
+
+	_film = film;
+
+	setup_sensitivity ();
+
+	update_position_slider ();
+	update_position_label ();
+
+	_film->Change.connect (boost::bind (&Controls::film_change, this, _1, _2));
+}
+
+shared_ptr<Film>
+Controls::film () const
+{
+	return _film;
+}