Add zoom-all button.

7 files changed, 78 insertions, 37 deletions

diff --git a/src/wx/timeline.cc b/src/wx/timeline.cc
index 6fac62727..a0bf50f05 100644
--- a/src/wx/timeline.cc
+++ b/src/wx/timeline.cc
@@ -55,7 +55,7 @@ using boost::optional;
 
 /* 3 hours in 640 pixels */
 double const Timeline::_minimum_pixels_per_second = 640.0 / (60 * 60 * 3);
-int const Timeline::_minimum_track_height = 16;
+int const Timeline::_minimum_pixels_per_track = 16;
 
 Timeline::Timeline (wxWindow* parent, ContentPanel* cp, shared_ptr<Film> film)
 	: wxPanel (parent, wxID_ANY)
@@ -75,7 +75,7 @@ Timeline::Timeline (wxWindow* parent, ContentPanel* cp, shared_ptr<Film> film)
 	, _tool (SELECT)
 	, _x_scroll_rate (16)
 	, _y_scroll_rate (16)
-	, _track_height (48)
+	, _pixels_per_track (48)
 {
 #ifndef __WXOSX__
 	_labels_canvas->SetDoubleBuffered (true);
@@ -99,18 +99,24 @@ Timeline::Timeline (wxWindow* parent, ContentPanel* cp, shared_ptr<Film> film)
 
 	film_changed (Film::CONTENT);
 
-	SetMinSize (wxSize (640, 4 * track_height() + 96));
+	SetMinSize (wxSize (640, 4 * pixels_per_track() + 96));
 
 	_film_changed_connection = film->Changed.connect (bind (&Timeline::film_changed, this, _1));
 	_film_content_changed_connection = film->ContentChanged.connect (bind (&Timeline::film_content_changed, this, _2, _3));
 
-	_pixels_per_second = max (_minimum_pixels_per_second, static_cast<double>(640) / film->length().seconds ());
+	set_pixels_per_second (static_cast<double>(640) / film->length().seconds ());
 
 	setup_scrollbars ();
 	_labels_canvas->ShowScrollbars (wxSHOW_SB_NEVER, wxSHOW_SB_NEVER);
 }
 
 void
+Timeline::set_pixels_per_second (double pps)
+{
+	_pixels_per_second = max (_minimum_pixels_per_second, pps);
+}
+
+void
 Timeline::paint_labels ()
 {
 	wxPaintDC dc (_labels_canvas);
@@ -387,9 +393,9 @@ Timeline::setup_scrollbars ()
 	if (!film || !_pixels_per_second) {
 		return;
 	}
-	_labels_canvas->SetVirtualSize (_labels_view->bbox().width, tracks() * track_height() + 96);
+	_labels_canvas->SetVirtualSize (_labels_view->bbox().width, tracks() * pixels_per_track() + 96);
 	_labels_canvas->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
-	_main_canvas->SetVirtualSize (*_pixels_per_second * film->length().seconds(), tracks() * track_height() + 96);
+	_main_canvas->SetVirtualSize (*_pixels_per_second * film->length().seconds(), tracks() * pixels_per_track() + 96);
 	_main_canvas->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
 }
 
@@ -422,6 +428,7 @@ Timeline::left_down (wxMouseEvent& ev)
 		left_down_select (ev);
 		break;
 	case ZOOM:
+	case ZOOM_ALL:
 		/* Nothing to do */
 		break;
 	}
@@ -492,6 +499,8 @@ Timeline::left_up (wxMouseEvent& ev)
 	case ZOOM:
 		left_up_zoom (ev);
 		break;
+	case ZOOM_ALL:
+		break;
 	}
 }
 
@@ -532,21 +541,27 @@ Timeline::left_up_zoom (wxMouseEvent& ev)
 
 	DCPTime const time_left = DCPTime::from_seconds((top_left.x + vsx) / *_pixels_per_second);
 	DCPTime const time_right = DCPTime::from_seconds((bottom_right.x + vsx) / *_pixels_per_second);
-	_pixels_per_second = max (_minimum_pixels_per_second, double(GetSize().GetWidth()) / (time_right.seconds() - time_left.seconds()));
+	set_pixels_per_second (double(GetSize().GetWidth()) / (time_right.seconds() - time_left.seconds()));
 
-	double const tracks_top = double(top_left.y) / _track_height;
-	double const tracks_bottom = double(bottom_right.y) / _track_height;
-	_track_height = max(_minimum_track_height, int(lrint(GetSize().GetHeight() / (tracks_bottom - tracks_top))));
+	double const tracks_top = double(top_left.y) / _pixels_per_track;
+	double const tracks_bottom = double(bottom_right.y) / _pixels_per_track;
+	set_pixels_per_track (lrint(GetSize().GetHeight() / (tracks_bottom - tracks_top)));
 
 	setup_scrollbars ();
-	_main_canvas->Scroll (time_left.seconds() * *_pixels_per_second / _x_scroll_rate, tracks_top * _track_height / _y_scroll_rate);
-	_labels_canvas->Scroll (0, tracks_top * _track_height / _y_scroll_rate);
+	_main_canvas->Scroll (time_left.seconds() * *_pixels_per_second / _x_scroll_rate, tracks_top * _pixels_per_track / _y_scroll_rate);
+	_labels_canvas->Scroll (0, tracks_top * _pixels_per_track / _y_scroll_rate);
 
 	_zoom_point = optional<wxPoint> ();
 	Refresh ();
 }
 
 void
+Timeline::set_pixels_per_track (int h)
+{
+	_pixels_per_track = max(_minimum_pixels_per_track, h);
+}
+
+void
 Timeline::mouse_moved (wxMouseEvent& ev)
 {
 	switch (_tool) {
@@ -556,6 +571,8 @@ Timeline::mouse_moved (wxMouseEvent& ev)
 	case ZOOM:
 		mouse_moved_zoom (ev);
 		break;
+	case ZOOM_ALL:
+		break;
 	}
 }
 
@@ -589,11 +606,13 @@ Timeline::right_down (wxMouseEvent& ev)
 		break;
 	case ZOOM:
 		/* Zoom out */
-		_pixels_per_second = max (_minimum_pixels_per_second, *_pixels_per_second / 2);
-		_track_height = max (_minimum_track_height, _track_height / 2);
+		set_pixels_per_second (*_pixels_per_second / 2);
+		set_pixels_per_track (_pixels_per_track / 2);
 		setup_scrollbars ();
 		Refresh ();
 		break;
+	case ZOOM_ALL:
+		break;
 	}
 }
 
@@ -776,3 +795,21 @@ Timeline::scrolled (wxScrollWinEvent& ev)
 	}
 	ev.Skip ();
 }
+
+void
+Timeline::tool_clicked (Tool t)
+{
+	switch (t) {
+	case ZOOM:
+	case SELECT:
+		_tool = t;
+		break;
+	case ZOOM_ALL:
+		shared_ptr<Film> film = _film.lock ();
+		DCPOMATIC_ASSERT (film);
+		set_pixels_per_second ((_main_canvas->GetSize().GetWidth() - 32) / film->length().seconds());
+		set_pixels_per_track ((_main_canvas->GetSize().GetHeight() - tracks_y_offset() - _time_axis_view->bbox().height - 32) / _tracks);
+		Refresh ();
+		break;
+	}
+}
diff --git a/src/wx/timeline.h b/src/wx/timeline.h
index 7af770b5f..30f7061d4 100644
--- a/src/wx/timeline.h
+++ b/src/wx/timeline.h
@@ -46,8 +46,8 @@ public:
 
 	int width () const;
 
-	int track_height () const {
-		return _track_height;
+	int pixels_per_track () const {
+		return _pixels_per_track;
 	}
 
 	boost::optional<double> pixels_per_second () const {
@@ -68,12 +68,11 @@ public:
 
 	enum Tool {
 		SELECT,
-		ZOOM
+		ZOOM,
+		ZOOM_ALL
 	};
 
-	void set_tool (Tool t) {
-		_tool = t;
-	}
+	void tool_clicked (Tool t);
 
 	int tracks_y_offset () const;
 
@@ -99,6 +98,8 @@ private:
 	void recreate_views ();
 	void setup_scrollbars ();
 	void scrolled (wxScrollWinEvent& ev);
+	void set_pixels_per_second (double pps);
+	void set_pixels_per_track (int h);
 
 	boost::shared_ptr<TimelineView> event_to_view (wxMouseEvent &);
 	TimelineContentViewList selected_views () const;
@@ -128,10 +129,10 @@ private:
 	Tool _tool;
 	int _x_scroll_rate;
 	int _y_scroll_rate;
-	int _track_height;
+	int _pixels_per_track;
 
 	static double const _minimum_pixels_per_second;
-	static int const _minimum_track_height;
+	static int const _minimum_pixels_per_track;
 
 	boost::signals2::scoped_connection _film_changed_connection;
 	boost::signals2::scoped_connection _film_content_changed_connection;
diff --git a/src/wx/timeline_content_view.cc b/src/wx/timeline_content_view.cc
index 1d0c1668f..88b50076a 100644
--- a/src/wx/timeline_content_view.cc
+++ b/src/wx/timeline_content_view.cc
@@ -51,7 +51,7 @@ TimelineContentView::bbox () const
 		time_x (content->position ()),
 		y_pos (_track.get()),
 		content->length_after_trim().seconds() * _timeline.pixels_per_second().get_value_or(0),
-		_timeline.track_height()
+		_timeline.pixels_per_track()
 		);
 }
 
@@ -148,7 +148,7 @@ TimelineContentView::do_paint (wxGraphicsContext* gc, list<dcpomatic::Rect<int>
 	wxDouble name_leading;
 	gc->SetFont (gc->CreateFont (*wxNORMAL_FONT, foreground_colour ()));
 	gc->GetTextExtent (name, &name_width, &name_height, &name_descent, &name_leading);
-	gc->Clip (wxRegion (time_x (position), y_pos (_track.get()), len.seconds() * _timeline.pixels_per_second().get_value_or(0), _timeline.track_height()));
+	gc->Clip (wxRegion (time_x (position), y_pos (_track.get()), len.seconds() * _timeline.pixels_per_second().get_value_or(0), _timeline.pixels_per_track()));
 	gc->DrawText (name, time_x (position) + 12, y_pos (_track.get() + 1) - name_height - 4);
 	gc->ResetClip ();
 }
@@ -156,7 +156,7 @@ TimelineContentView::do_paint (wxGraphicsContext* gc, list<dcpomatic::Rect<int>
 int
 TimelineContentView::y_pos (int t) const
 {
-	return t * _timeline.track_height() + _timeline.tracks_y_offset();
+	return t * _timeline.pixels_per_track() + _timeline.tracks_y_offset();
 }
 
 void
diff --git a/src/wx/timeline_dialog.cc b/src/wx/timeline_dialog.cc
index dd28f9c23..34706d620 100644
--- a/src/wx/timeline_dialog.cc
+++ b/src/wx/timeline_dialog.cc
@@ -54,20 +54,23 @@ TimelineDialog::TimelineDialog (ContentPanel* cp, shared_ptr<Film> film)
 	wxBoxSizer* sizer = new wxBoxSizer (wxVERTICAL);
 
 	wxBoxSizer* controls = new wxBoxSizer (wxHORIZONTAL);
-	_snap = new wxCheckBox (this, wxID_ANY, _("Snap"));
-	controls->Add (_snap);
-	_sequence = new wxCheckBox (this, wxID_ANY, _("Keep video and subtitles in sequence"));
-	controls->Add (_sequence, 1, wxLEFT, 12);
-	wxToolBar* toolbar = new wxToolBar (this, wxID_ANY);
 
 #ifdef DCPOMATIC_LINUX
 	wxBitmap select (wxString::Format (wxT ("%s/select.png"), std_to_wx (shared_path().string())), wxBITMAP_TYPE_PNG);
 	wxBitmap zoom (wxString::Format (wxT ("%s/zoom.png"), std_to_wx (shared_path().string())), wxBITMAP_TYPE_PNG);
+	wxBitmap zoom_all (wxString::Format (wxT ("%s/zoom_all.png"), std_to_wx (shared_path().string())), wxBITMAP_TYPE_PNG);
 #endif
+	wxToolBar* toolbar = new wxToolBar (this, wxID_ANY);
 	toolbar->AddRadioTool ((int) Timeline::SELECT, _("Select"), select);
 	toolbar->AddRadioTool ((int) Timeline::ZOOM, _("Zoom"), zoom);
+	toolbar->AddTool ((int) Timeline::ZOOM_ALL, _("Zoom to whole project"), zoom_all);
 	controls->Add (toolbar);
-	toolbar->Bind (wxEVT_TOOL, bind (&TimelineDialog::tool_changed, this, _1));
+	toolbar->Bind (wxEVT_TOOL, bind (&TimelineDialog::tool_clicked, this, _1));
+
+	_snap = new wxCheckBox (this, wxID_ANY, _("Snap"));
+	controls->Add (_snap);
+	_sequence = new wxCheckBox (this, wxID_ANY, _("Keep video and subtitles in sequence"));
+	controls->Add (_sequence, 1, wxLEFT, 12);
 
 	sizer->Add (controls, 0, wxALL, 12);
 	sizer->Add (&_timeline, 1, wxEXPAND | wxALL, 12);
@@ -128,7 +131,7 @@ TimelineDialog::set_selection (ContentList selection)
 }
 
 void
-TimelineDialog::tool_changed (wxCommandEvent& ev)
+TimelineDialog::tool_clicked (wxCommandEvent& ev)
 {
-	_timeline.set_tool ((Timeline::Tool) ev.GetId());
+	_timeline.tool_clicked ((Timeline::Tool) ev.GetId());
 }
diff --git a/src/wx/timeline_dialog.h b/src/wx/timeline_dialog.h
index dc583a9f0..0d91baf22 100644
--- a/src/wx/timeline_dialog.h
+++ b/src/wx/timeline_dialog.h
@@ -36,7 +36,7 @@ private:
 	void snap_toggled ();
 	void sequence_toggled ();
 	void film_changed (Film::Property);
-	void tool_changed (wxCommandEvent& id);
+	void tool_clicked (wxCommandEvent& id);
 
 	boost::weak_ptr<Film> _film;
 	Timeline _timeline;
diff --git a/src/wx/timeline_labels_view.cc b/src/wx/timeline_labels_view.cc
index 3fe315aaf..3d0b42651 100644
--- a/src/wx/timeline_labels_view.cc
+++ b/src/wx/timeline_labels_view.cc
@@ -55,13 +55,13 @@ TimelineLabelsView::TimelineLabelsView (Timeline& tl)
 dcpomatic::Rect<int>
 TimelineLabelsView::bbox () const
 {
-	return dcpomatic::Rect<int> (0, 0, _width, _timeline.tracks() * _timeline.track_height());
+	return dcpomatic::Rect<int> (0, 0, _width, _timeline.tracks() * _timeline.pixels_per_track());
 }
 
 void
 TimelineLabelsView::do_paint (wxGraphicsContext* gc, list<dcpomatic::Rect<int> >)
 {
-	int const h = _timeline.track_height ();
+	int const h = _timeline.pixels_per_track ();
 	gc->SetFont (gc->CreateFont(wxNORMAL_FONT->Bold(), wxColour (0, 0, 0)));
 
 	int fy = 0;
diff --git a/src/wx/timeline_time_axis_view.cc b/src/wx/timeline_time_axis_view.cc
index 48157c9c5..a31ed5ced 100644
--- a/src/wx/timeline_time_axis_view.cc
+++ b/src/wx/timeline_time_axis_view.cc
@@ -61,7 +61,7 @@ TimelineTimeAxisView::do_paint (wxGraphicsContext* gc, list<dcpomatic::Rect<int>
 
 	double const mark_interval = calculate_mark_interval (rint (128 / pps));
 
-	int y = _y * _timeline.track_height() + 32;
+	int y = _y * _timeline.pixels_per_track() + 32;
 
 	wxGraphicsPath path = gc->CreatePath ();
 	path.MoveToPoint (0, y);