src/wx/simple_video_view.cc

   1 /*
   2     Copyright (C) 2019 Carl Hetherington <cth@carlh.net>
   3
   4     This file is part of DCP-o-matic.
   5
   6     DCP-o-matic is free software; you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation; either version 2 of the License, or
   9     (at your option) any later version.
  10
  11     DCP-o-matic is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with DCP-o-matic.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 */
  20
  21 SimpleVideoView::SimpleVideoView (wxWindow* parent)
  22 {
  23         _panel = new wxPanel (parent);
  24
  25 #ifndef __WXOSX__
  26         _panel->SetDoubleBuffered (true);
  27 #endif
  28
  29         _panel->SetBackgroundStyle (wxBG_STYLE_PAINT);
  30         _panel->SetBackgroundColour (*wxBLACK);
  31
  32         _panel->Bind (wxEVT_PAINT, boost::bind (&SimpleVideoView::paint, this));
  33 }
  34
  35 void
  36 SimpleVideoView::paint ()
  37 {
  38         wxPaintDC dc (_panel);
  39
  40 #ifdef DCPOMATIC_VARIANT_SWAROOP
  41         if (_background_image) {
  42                 dc.Clear ();
  43                 maybe_draw_background_image (dc);
  44                 _state_timer.unset ();
  45                 return;
  46         }
  47 #endif
  48
  49         if (!_out_size.width || !_out_size.height || !_film || !_frame || _out_size != _frame->size()) {
  50                 dc.Clear ();
  51         } else {
  52
  53                 wxImage frame (_out_size.width, _out_size.height, _frame->data()[0], true);
  54                 wxBitmap frame_bitmap (frame);
  55                 dc.DrawBitmap (frame_bitmap, 0, max(0, (_panel_size.height - _out_size.height) / 2));
  56
  57 #ifdef DCPOMATIC_VARIANT_SWAROOP
  58                 DCPTime const period = DCPTime::from_seconds(Config::instance()->player_watermark_period() * 60);
  59                 int64_t n = _video_position.get() / period.get();
  60                 DCPTime from(n * period.get());
  61                 DCPTime to = from + DCPTime::from_seconds(Config::instance()->player_watermark_duration() / 1000.0);
  62                 if (from <= _video_position && _video_position <= to) {
  63                         if (!_in_watermark) {
  64                                 _in_watermark = true;
  65                                 _watermark_x = rand() % _panel_size.width;
  66                                 _watermark_y = rand() % _panel_size.height;
  67                         }
  68                         dc.SetTextForeground(*wxWHITE);
  69                         string wm = Config::instance()->player_watermark_theatre();
  70                         boost::posix_time::ptime t = boost::posix_time::second_clock::local_time();
  71                         wm += "\n" + boost::posix_time::to_iso_extended_string(t);
  72                         dc.DrawText(std_to_wx(wm), _watermark_x, _watermark_y);
  73                 } else {
  74                         _in_watermark = false;
  75                 }
  76 #endif
  77         }
  78
  79         if (_out_size.width < _panel_size.width) {
  80                 /* XXX: these colours are right for GNOME; may need adjusting for other OS */
  81                 wxPen   p (_pad_black ? wxColour(0, 0, 0) : wxColour(240, 240, 240));
  82                 wxBrush b (_pad_black ? wxColour(0, 0, 0) : wxColour(240, 240, 240));
  83                 dc.SetPen (p);
  84                 dc.SetBrush (b);
  85                 dc.DrawRectangle (_out_size.width, 0, _panel_size.width - _out_size.width, _panel_size.height);
  86         }
  87
  88         if (_out_size.height < _panel_size.height) {
  89                 wxPen   p (_pad_black ? wxColour(0, 0, 0) : wxColour(240, 240, 240));
  90                 wxBrush b (_pad_black ? wxColour(0, 0, 0) : wxColour(240, 240, 240));
  91                 dc.SetPen (p);
  92                 dc.SetBrush (b);
  93                 int const gap = (_panel_size.height - _out_size.height) / 2;
  94                 dc.DrawRectangle (0, 0, _panel_size.width, gap);
  95                 dc.DrawRectangle (0, gap + _out_size.height + 1, _panel_size.width, gap + 1);
  96         }
  97
  98         if (_outline_content) {
  99                 wxPen p (wxColour (255, 0, 0), 2);
 100                 dc.SetPen (p);
 101                 dc.SetBrush (*wxTRANSPARENT_BRUSH);
 102                 dc.DrawRectangle (_inter_position.x, _inter_position.y + (_panel_size.height - _out_size.height) / 2, _inter_size.width, _inter_size.height);
 103         }
 104 }