More zoom / timeline tidying.

[dcpomatic.git] / src / wx / timeline.cc

diff --git a/src/wx/timeline.cc b/src/wx/timeline.cc
index 017d27dfb4812fc1c6bb7c582e714bbe8daf8d01..5babcfea14547c4eefb9aea87dbbc7598e7f98ab 100644 (file)
--- a/src/wx/timeline.cc
+++ b/src/wx/timeline.cc
@@ -375,9 +375,10 @@ Timeline::assign_tracks ()
 
        /* Audio */
 
-       place<TimelineAudioContentView> (_views, _tracks);
+       int const audio_tracks = place<TimelineAudioContentView> (_views, _tracks);
 
        _labels_view->set_3d (have_3d);
+       _labels_view->set_audio_tracks (audio_tracks);
        _labels_view->set_subtitle_tracks (subtitle_tracks);
        _labels_view->set_atmos (have_atmos);
 
@@ -398,9 +399,12 @@ Timeline::setup_scrollbars ()
        if (!film || !_pixels_per_second) {
                return;
        }
-       _labels_canvas->SetVirtualSize (_labels_view->bbox().width, tracks() * pixels_per_track() + 96);
+
+       int const h = tracks() * pixels_per_track() + tracks_y_offset() + _time_axis_view->bbox().height;
+
+       _labels_canvas->SetVirtualSize (_labels_view->bbox().width, h);
        _labels_canvas->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
-       _main_canvas->SetVirtualSize (*_pixels_per_second * film->length().seconds(), tracks() * pixels_per_track() + tracks_y_offset() + _time_axis_view->bbox().height);
+       _main_canvas->SetVirtualSize (*_pixels_per_second * film->length().seconds(), h);
        _main_canvas->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
 }
 
@@ -552,13 +556,14 @@ Timeline::left_up_zoom (wxMouseEvent& ev)
        DCPTime const time_right = DCPTime::from_seconds((bottom_right.x + vsx) / *_pixels_per_second);
        set_pixels_per_second (double(GetSize().GetWidth()) / (time_right.seconds() - time_left.seconds()));
 
-       double const tracks_top = double(top_left.y) / _pixels_per_track;
-       double const tracks_bottom = double(bottom_right.y) / _pixels_per_track;
+       double const tracks_top = double(top_left.y - tracks_y_offset()) / _pixels_per_track;
+       double const tracks_bottom = double(bottom_right.y - tracks_y_offset()) / _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 * _pixels_per_track / _y_scroll_rate);
-       _labels_canvas->Scroll (0, tracks_top * _pixels_per_track / _y_scroll_rate);
+       int const y = (tracks_top * _pixels_per_track + tracks_y_offset()) / _y_scroll_rate;
+       _main_canvas->Scroll (time_left.seconds() * *_pixels_per_second / _x_scroll_rate, y);
+       _labels_canvas->Scroll (0, y);
 
        _zoom_point = optional<wxPoint> ();
        Refresh ();
@@ -808,7 +813,9 @@ void
 Timeline::scrolled (wxScrollWinEvent& ev)
 {
        if (ev.GetOrientation() == wxVERTICAL) {
-               _labels_canvas->Scroll (0, ev.GetPosition ());
+               int x, y;
+               _main_canvas->GetViewStart (&x, &y);
+               _labels_canvas->Scroll (0, y);
        }
        ev.Skip ();
 }