UI for selecting caption type.
[dcpomatic.git] / src / wx / timeline.cc
index 6fac627276e9468a848fc3abeeb8389dad3a92d3..d0a898b18f645d3d469c997b039f88ed138f78ed 100644 (file)
@@ -25,7 +25,7 @@
 #include "timeline_labels_view.h"
 #include "timeline_video_content_view.h"
 #include "timeline_audio_content_view.h"
-#include "timeline_subtitle_content_view.h"
+#include "timeline_text_content_view.h"
 #include "timeline_atmos_content_view.h"
 #include "content_panel.h"
 #include "wx_util.h"
 #include "lib/image_content.h"
 #include "lib/timer.h"
 #include "lib/audio_content.h"
-#include "lib/subtitle_content.h"
+#include "lib/text_content.h"
 #include "lib/video_content.h"
 #include "lib/atmos_mxf_content.h"
 #include <wx/graphics.h>
 #include <boost/weak_ptr.hpp>
 #include <boost/foreach.hpp>
 #include <list>
+#include <iterator>
 #include <iostream>
 
 using std::list;
@@ -55,7 +56,7 @@ 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 +76,8 @@ 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)
+       , _first_resize (true)
 {
 #ifndef __WXOSX__
        _labels_canvas->SetDoubleBuffered (true);
@@ -95,21 +97,31 @@ Timeline::Timeline (wxWindow* parent, ContentPanel* cp, shared_ptr<Film> film)
        _main_canvas->Bind   (wxEVT_RIGHT_DOWN, boost::bind (&Timeline::right_down,   this, _1));
        _main_canvas->Bind   (wxEVT_MOTION,     boost::bind (&Timeline::mouse_moved,  this, _1));
        _main_canvas->Bind   (wxEVT_SIZE,       boost::bind (&Timeline::resized,      this));
-       _main_canvas->Bind   (wxEVT_SCROLLWIN_THUMBTRACK,  boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_TOP,        boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_BOTTOM,     boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_LINEUP,     boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_LINEDOWN,   boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_PAGEUP,     boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_PAGEDOWN,   boost::bind (&Timeline::scrolled,     this, _1));
+       _main_canvas->Bind   (wxEVT_SCROLLWIN_THUMBTRACK, boost::bind (&Timeline::scrolled,     this, _1));
 
        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 ());
-
        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 ()
 {
@@ -217,7 +229,7 @@ Timeline::recreate_views ()
                }
 
                if (i->subtitle) {
-                       _views.push_back (shared_ptr<TimelineView> (new TimelineSubtitleContentView (*this, i)));
+                       _views.push_back (shared_ptr<TimelineView> (new TimelineTextContentView (*this, i)));
                }
 
                if (dynamic_pointer_cast<AtmosMXFContent> (i)) {
@@ -295,6 +307,27 @@ place (TimelineViewList& views, int& tracks)
        return tracks - base;
 }
 
+/** Compare the mapped output channels of two TimelineViews, so we can into
+ *  order of first mapped DCP channel.
+ */
+struct AudioMappingComparator {
+       bool operator()(shared_ptr<TimelineView> a, shared_ptr<TimelineView> b) {
+               int la = -1;
+               shared_ptr<TimelineAudioContentView> cva = dynamic_pointer_cast<TimelineAudioContentView>(a);
+               if (cva) {
+                       list<int> oc = cva->content()->audio->mapping().mapped_output_channels();
+                       la = *min_element(boost::begin(oc), boost::end(oc));
+               }
+               int lb = -1;
+               shared_ptr<TimelineAudioContentView> cvb = dynamic_pointer_cast<TimelineAudioContentView>(b);
+               if (cvb) {
+                       list<int> oc = cvb->content()->audio->mapping().mapped_output_channels();
+                       lb = *min_element(boost::begin(oc), boost::end(oc));
+               }
+               return la < lb;
+       }
+};
+
 void
 Timeline::assign_tracks ()
 {
@@ -342,7 +375,7 @@ Timeline::assign_tracks ()
 
        /* Subtitle */
 
-       int const subtitle_tracks = place<TimelineSubtitleContentView> (_views, _tracks);
+       int const subtitle_tracks = place<TimelineTextContentView> (_views, _tracks);
 
        /* Atmos */
 
@@ -362,11 +395,16 @@ Timeline::assign_tracks ()
                ++_tracks;
        }
 
-       /* Audio */
+       /* Audio.  We're sorting the views so that we get the audio views in order of increasing
+          DCP channel index.
+       */
 
-       place<TimelineAudioContentView> (_views, _tracks);
+       TimelineViewList views = _views;
+       sort(views.begin(), views.end(), AudioMappingComparator());
+       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);
 
@@ -387,9 +425,12 @@ Timeline::setup_scrollbars ()
        if (!film || !_pixels_per_second) {
                return;
        }
-       _labels_canvas->SetVirtualSize (_labels_view->bbox().width, tracks() * track_height() + 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() * track_height() + 96);
+       _main_canvas->SetVirtualSize (*_pixels_per_second * film->length().seconds(), h);
        _main_canvas->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
 }
 
@@ -422,6 +463,9 @@ Timeline::left_down (wxMouseEvent& ev)
                left_down_select (ev);
                break;
        case ZOOM:
+       case ZOOM_ALL:
+       case SNAP:
+       case SEQUENCE:
                /* Nothing to do */
                break;
        }
@@ -492,6 +536,10 @@ Timeline::left_up (wxMouseEvent& ev)
        case ZOOM:
                left_up_zoom (ev);
                break;
+       case ZOOM_ALL:
+       case SNAP:
+       case SEQUENCE:
+               break;
        }
 }
 
@@ -532,20 +580,27 @@ 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 - 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 * _track_height / _y_scroll_rate);
-       _labels_canvas->Scroll (0, tracks_top * _track_height / _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 ();
 }
 
+void
+Timeline::set_pixels_per_track (int h)
+{
+       _pixels_per_track = max(_minimum_pixels_per_track, h);
+}
+
 void
 Timeline::mouse_moved (wxMouseEvent& ev)
 {
@@ -556,6 +611,10 @@ Timeline::mouse_moved (wxMouseEvent& ev)
        case ZOOM:
                mouse_moved_zoom (ev);
                break;
+       case ZOOM_ALL:
+       case SNAP:
+       case SEQUENCE:
+               break;
        }
 }
 
@@ -589,11 +648,15 @@ 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:
+       case SNAP:
+       case SEQUENCE:
+               break;
        }
 }
 
@@ -703,6 +766,10 @@ Timeline::film () const
 void
 Timeline::resized ()
 {
+       if (_main_canvas->GetSize().GetWidth() > 0 && _first_resize) {
+               zoom_all ();
+               _first_resize = false;
+       }
        setup_scrollbars ();
 }
 
@@ -772,7 +839,39 @@ 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 ();
 }
+
+void
+Timeline::tool_clicked (Tool t)
+{
+       switch (t) {
+       case ZOOM:
+       case SELECT:
+               _tool = t;
+               break;
+       case ZOOM_ALL:
+               zoom_all ();
+               break;
+       case SNAP:
+       case SEQUENCE:
+               break;
+       }
+}
+
+void
+Timeline::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);
+       setup_scrollbars ();
+       _main_canvas->Scroll (0, 0);
+       _labels_canvas->Scroll (0, 0);
+       Refresh ();
+}