using boost::bind;
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;
+
Timeline::Timeline (wxWindow* parent, ContentPanel* cp, shared_ptr<Film> film)
: wxPanel (parent, wxID_ANY)
- , _labels_panel (new wxPanel (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE))
+ , _labels_canvas (new wxScrolledCanvas (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE))
, _main_canvas (new wxScrolledCanvas (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxFULL_REPAINT_ON_RESIZE))
, _content_panel (cp)
, _film (film)
, _tool (SELECT)
, _x_scroll_rate (16)
, _y_scroll_rate (16)
+ , _track_height (48)
{
#ifndef __WXOSX__
- _labels_panel->SetDoubleBuffered (true);
+ _labels_canvas->SetDoubleBuffered (true);
_main_canvas->SetDoubleBuffered (true);
#endif
wxSizer* sizer = new wxBoxSizer (wxHORIZONTAL);
- sizer->Add (_labels_panel, 0, wxEXPAND);
+ sizer->Add (_labels_canvas, 0, wxEXPAND);
+ _labels_canvas->SetMinSize (wxSize (_labels_view->bbox().width, -1));
sizer->Add (_main_canvas, 1, wxEXPAND);
SetSizer (sizer);
- _labels_panel->Bind (wxEVT_PAINT, boost::bind (&Timeline::paint_labels, this));
- _main_canvas->Bind (wxEVT_PAINT, boost::bind (&Timeline::paint_main, this));
- _main_canvas->Bind (wxEVT_LEFT_DOWN, boost::bind (&Timeline::left_down, this, _1));
- _main_canvas->Bind (wxEVT_LEFT_UP, boost::bind (&Timeline::left_up, this, _1));
- _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));
+ _labels_canvas->Bind (wxEVT_PAINT, boost::bind (&Timeline::paint_labels, this));
+ _main_canvas->Bind (wxEVT_PAINT, boost::bind (&Timeline::paint_main, this));
+ _main_canvas->Bind (wxEVT_LEFT_DOWN, boost::bind (&Timeline::left_down, this, _1));
+ _main_canvas->Bind (wxEVT_LEFT_UP, boost::bind (&Timeline::left_up, this, _1));
+ _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));
film_changed (Film::CONTENT);
_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 (0.01, static_cast<double>(640) / film->length().seconds ());
+ _pixels_per_second = max (_minimum_pixels_per_second, static_cast<double>(640) / film->length().seconds ());
setup_scrollbars ();
- _main_canvas->EnableScrolling (true, true);
+ _labels_canvas->ShowScrollbars (wxSHOW_SB_NEVER, wxSHOW_SB_NEVER);
}
void
Timeline::paint_labels ()
{
- wxPaintDC dc (this);
+ wxPaintDC dc (_labels_canvas);
wxGraphicsContext* gc = wxGraphicsContext::Create (dc);
if (!gc) {
return;
}
+ int vsx, vsy;
+ _labels_canvas->GetViewStart (&vsx, &vsy);
+ gc->Translate (-vsx * _x_scroll_rate, -vsy * _y_scroll_rate + tracks_y_offset());
+
_labels_view->paint (gc, list<dcpomatic::Rect<int> >());
delete gc;
void
Timeline::paint_main ()
{
- wxPaintDC dc (this);
+ wxPaintDC dc (_main_canvas);
_main_canvas->DoPrepareDC (dc);
wxGraphicsContext* gc = wxGraphicsContext::Create (dc);
_labels_view->set_subtitle_tracks (subtitle_tracks);
_labels_view->set_atmos (have_atmos);
- _time_axis_view->set_y (tracks() * track_height() + 64);
+ _time_axis_view->set_y (tracks());
_reels_view->set_y (8);
}
if (!film || !_pixels_per_second) {
return;
}
+ _labels_canvas->SetVirtualSize (_labels_view->bbox().width, tracks() * track_height() + 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->SetScrollRate (_x_scroll_rate, _y_scroll_rate);
}
wxPoint top_left(min(_down_point.x, _zoom_point->x), min(_down_point.y, _zoom_point->y));
wxPoint bottom_right(max(_down_point.x, _zoom_point->x), max(_down_point.y, _zoom_point->y));
- DCPTime time_left = DCPTime::from_seconds((top_left.x + vsx) / *_pixels_per_second);
- DCPTime time_right = DCPTime::from_seconds((bottom_right.x + vsx) / *_pixels_per_second);
- _pixels_per_second = GetSize().GetWidth() / (time_right.seconds() - time_left.seconds());
+ if ((bottom_right.x - top_left.x) < 8 || (bottom_right.y - top_left.y) < 8) {
+ /* Very small zoom rectangle: we assume it wasn't intentional */
+ return;
+ }
+
+ 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()));
+
+ 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))));
+
setup_scrollbars ();
- _main_canvas->Scroll (time_left.seconds() * *_pixels_per_second / _x_scroll_rate, wxDefaultCoord);
+ _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);
_zoom_point = optional<wxPoint> ();
Refresh ();
break;
case ZOOM:
/* Zoom out */
- _pixels_per_second = *_pixels_per_second / 2;
+ _pixels_per_second = max (_minimum_pixels_per_second, *_pixels_per_second / 2);
+ _track_height = max (_minimum_track_height, _track_height / 2);
setup_scrollbars ();
+ Refresh ();
break;
}
}
}
}
}
+
+int
+Timeline::tracks_y_offset () const
+{
+ return _reels_view->bbox().height + 4;
+}
+
+int
+Timeline::width () const
+{
+ return _main_canvas->GetVirtualSize().GetWidth();
+}
+
+void
+Timeline::scrolled (wxScrollWinEvent& ev)
+{
+ if (ev.GetOrientation() == wxVERTICAL) {
+ _labels_canvas->Scroll (0, ev.GetPosition ());
+ }
+ ev.Skip ();
+}
projects / dcpomatic.git / blobdiff