src/wx/swaroop_controls.cc

   1 /*
   2     Copyright (C) 2018 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 #include "swaroop_controls.h"
  22 #include "film_viewer.h"
  23 #include "wx_util.h"
  24 #include "content_view.h"
  25 #include "dcpomatic_button.h"
  26 #include "static_text.h"
  27 #include "lib/player_video.h"
  28 #include "lib/dcp_content.h"
  29 #include <wx/listctrl.h>
  30 #include <wx/progdlg.h>
  31
  32 using std::string;
  33 using std::cout;
  34 using std::exception;
  35 using boost::shared_ptr;
  36 using boost::dynamic_pointer_cast;
  37 using boost::optional;
  38
  39 SwaroopControls::SwaroopControls (wxWindow* parent, shared_ptr<FilmViewer> viewer)
  40         : Controls (parent, viewer, false)
  41         , _play_button (new Button(this, _("Play")))
  42         , _pause_button (new Button(this, _("Pause")))
  43         , _stop_button (new Button(this, _("Stop")))
  44         , _next_button (new Button(this, "Next"))
  45         , _previous_button (new Button(this, "Previous"))
  46         , _current_disable_timeline (false)
  47         , _current_disable_next_previous (false)
  48 {
  49         _button_sizer->Add (_play_button, 0, wxEXPAND);
  50         _button_sizer->Add (_pause_button, 0, wxEXPAND);
  51         _button_sizer->Add (_stop_button, 0, wxEXPAND);
  52         _button_sizer->Add (_next_button, 0, wxEXPAND);
  53         _button_sizer->Add (_previous_button, 0, wxEXPAND);
  54
  55         _spl_view = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxLC_REPORT | wxLC_NO_HEADER);
  56         _spl_view->AppendColumn (wxT(""), wxLIST_FORMAT_LEFT, 740);
  57
  58         wxBoxSizer* left_sizer = new wxBoxSizer (wxVERTICAL);
  59         wxBoxSizer* e_sizer = new wxBoxSizer (wxHORIZONTAL);
  60
  61         wxFont subheading_font (*wxNORMAL_FONT);
  62         subheading_font.SetWeight (wxFONTWEIGHT_BOLD);
  63
  64         wxBoxSizer* spl_header = new wxBoxSizer (wxHORIZONTAL);
  65         {
  66                 wxStaticText* m = new StaticText (this, "Playlists");
  67                 m->SetFont (subheading_font);
  68                 spl_header->Add (m, 1, wxALIGN_CENTER_VERTICAL);
  69         }
  70         _refresh_spl_view = new Button (this, "Refresh");
  71         spl_header->Add (_refresh_spl_view, 0, wxBOTTOM, DCPOMATIC_SIZER_GAP / 2);
  72
  73         left_sizer->Add (spl_header, 0, wxLEFT | wxRIGHT | wxEXPAND, DCPOMATIC_SIZER_GAP);
  74         left_sizer->Add (_spl_view, 1, wxLEFT | wxRIGHT | wxBOTTOM | wxEXPAND, DCPOMATIC_SIZER_GAP);
  75
  76         _content_view = new ContentView (this);
  77
  78         wxBoxSizer* content_header = new wxBoxSizer (wxHORIZONTAL);
  79         {
  80                 wxStaticText* m = new StaticText (this, "Content");
  81                 m->SetFont (subheading_font);
  82                 content_header->Add (m, 1, wxALIGN_CENTER_VERTICAL);
  83         }
  84         _refresh_content_view = new Button (this, "Refresh");
  85         content_header->Add (_refresh_content_view, 0, wxBOTTOM, DCPOMATIC_SIZER_GAP / 2);
  86
  87         left_sizer->Add (content_header, 0, wxTOP | wxLEFT | wxRIGHT | wxEXPAND, DCPOMATIC_SIZER_GAP);
  88         left_sizer->Add (_content_view, 1, wxLEFT | wxRIGHT | wxBOTTOM | wxEXPAND, DCPOMATIC_SIZER_GAP);
  89
  90         _current_spl_view = new wxListCtrl (this, wxID_ANY, wxDefaultPosition, wxDefaultSize, wxLC_REPORT | wxLC_NO_HEADER);
  91         _current_spl_view->AppendColumn (wxT(""), wxLIST_FORMAT_LEFT, 500);
  92         _current_spl_view->AppendColumn (wxT(""), wxLIST_FORMAT_LEFT, 80);
  93         e_sizer->Add (left_sizer, 0, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
  94         e_sizer->Add (_current_spl_view, 1, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
  95
  96         _v_sizer->Add (e_sizer, 1, wxEXPAND);
  97
  98         _log = new wxTextCtrl (this, wxID_ANY, wxT(""), wxDefaultPosition, wxSize(-1, 200), wxTE_READONLY | wxTE_MULTILINE);
  99         _v_sizer->Add (_log, 0, wxALL | wxEXPAND, DCPOMATIC_SIZER_GAP);
 100
 101         _play_button->Bind     (wxEVT_BUTTON, boost::bind(&SwaroopControls::play_clicked,  this));
 102         _pause_button->Bind    (wxEVT_BUTTON, boost::bind(&SwaroopControls::pause_clicked, this));
 103         _stop_button->Bind     (wxEVT_BUTTON, boost::bind(&SwaroopControls::stop_clicked,  this));
 104         _next_button->Bind     (wxEVT_BUTTON, boost::bind(&SwaroopControls::next_clicked,  this));
 105         _previous_button->Bind (wxEVT_BUTTON, boost::bind(&SwaroopControls::previous_clicked,  this));
 106         _spl_view->Bind        (wxEVT_LIST_ITEM_SELECTED,   boost::bind(&SwaroopControls::spl_selection_changed, this));
 107         _spl_view->Bind        (wxEVT_LIST_ITEM_DESELECTED, boost::bind(&SwaroopControls::spl_selection_changed, this));
 108         _viewer->Finished.connect (boost::bind(&SwaroopControls::viewer_finished, this));
 109         _refresh_spl_view->Bind (wxEVT_BUTTON, boost::bind(&SwaroopControls::update_playlist_directory, this));
 110         _refresh_content_view->Bind (wxEVT_BUTTON, boost::bind(&ContentView::update, _content_view));
 111
 112         _content_view->update ();
 113         update_playlist_directory ();
 114 }
 115
 116 void
 117 SwaroopControls::started ()
 118 {
 119         Controls::started ();
 120         _play_button->Enable (false);
 121         _pause_button->Enable (true);
 122 }
 123
 124 void
 125 SwaroopControls::stopped ()
 126 {
 127         Controls::stopped ();
 128         _play_button->Enable (true);
 129         _pause_button->Enable (false);
 130 }
 131
 132 void
 133 SwaroopControls::play_clicked ()
 134 {
 135         _viewer->start ();
 136 }
 137
 138 void
 139 SwaroopControls::setup_sensitivity ()
 140 {
 141         Controls::setup_sensitivity ();
 142         bool const active_job = _active_job && *_active_job != "examine_content";
 143         bool const c = _film && !_film->content().empty() && !active_job;
 144         _play_button->Enable (c && !_viewer->playing());
 145         _pause_button->Enable (_viewer->playing());
 146         _slider->Enable (!_current_disable_timeline);
 147         _spl_view->Enable (!_viewer->playing());
 148         _next_button->Enable (!_current_disable_next_previous && can_do_next());
 149         _previous_button->Enable (!_current_disable_next_previous && can_do_previous());
 150 }
 151
 152 void
 153 SwaroopControls::pause_clicked ()
 154 {
 155         _viewer->stop ();
 156 }
 157
 158 void
 159 SwaroopControls::stop_clicked ()
 160 {
 161         _viewer->stop ();
 162         _viewer->seek (DCPTime(), true);
 163 }
 164
 165 bool
 166 SwaroopControls::can_do_previous ()
 167 {
 168         return _selected_playlist && (_selected_playlist_position - 1) >= 0;
 169 }
 170
 171 void
 172 SwaroopControls::previous_clicked ()
 173 {
 174         if (!can_do_previous ()) {
 175                 return;
 176         }
 177
 178         _selected_playlist_position--;
 179         update_current_content ();
 180 }
 181
 182 bool
 183 SwaroopControls::can_do_next ()
 184 {
 185         return _selected_playlist && (_selected_playlist_position + 1) < int(_playlists[*_selected_playlist].get().size());
 186 }
 187
 188 void
 189 SwaroopControls::next_clicked ()
 190 {
 191         if (!can_do_next ()) {
 192                 return;
 193         }
 194
 195         _selected_playlist_position++;
 196         update_current_content ();
 197 }
 198
 199 void
 200 SwaroopControls::log (wxString s)
 201 {
 202         struct timeval time;
 203         gettimeofday (&time, 0);
 204         char buffer[64];
 205         time_t const sec = time.tv_sec;
 206         struct tm* t = localtime (&sec);
 207         strftime (buffer, 64, "%c", t);
 208         wxString ts = std_to_wx(string(buffer)) + N_(": ");
 209         _log->SetValue(_log->GetValue() + ts + s + "\n");
 210 }
 211
 212 void
 213 SwaroopControls::add_playlist_to_list (SPL spl)
 214 {
 215         int const N = _spl_view->GetItemCount();
 216
 217         wxListItem it;
 218         it.SetId(N);
 219         it.SetColumn(0);
 220         string t = spl.name();
 221         if (spl.missing()) {
 222                 t += " (content missing)";
 223         }
 224         it.SetText (std_to_wx(t));
 225         _spl_view->InsertItem (it);
 226 }
 227
 228 void
 229 SwaroopControls::update_playlist_directory ()
 230 {
 231         using namespace boost::filesystem;
 232
 233         _spl_view->DeleteAllItems ();
 234         optional<path> dir = Config::instance()->player_playlist_directory();
 235         if (!dir) {
 236                 return;
 237         }
 238
 239         _playlists.clear ();
 240
 241         for (directory_iterator i = directory_iterator(*dir); i != directory_iterator(); ++i) {
 242                 try {
 243                         if (is_regular_file(i->path()) && i->path().extension() == ".xml") {
 244                                 SPL spl;
 245                                 spl.read (i->path(), _content_view);
 246                                 _playlists.push_back (spl);
 247                                 add_playlist_to_list (spl);
 248                         }
 249                 } catch (exception& e) {
 250                         /* Never mind */
 251                 }
 252         }
 253 }
 254
 255 void
 256 SwaroopControls::spl_selection_changed ()
 257 {
 258         long int selected = _spl_view->GetNextItem (-1, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED);
 259         if (selected == -1) {
 260                 _current_spl_view->DeleteAllItems ();
 261                 _selected_playlist = boost::none;
 262                 return;
 263         }
 264
 265         if (_playlists[selected].missing()) {
 266                 error_dialog (this, "This playlist cannot be loaded as some content is missing.");
 267                 _selected_playlist = boost::none;
 268                 _spl_view->SetItemState (selected, 0, wxLIST_STATE_SELECTED);
 269                 return;
 270         }
 271
 272         if (_playlists[selected].get().empty()) {
 273                 error_dialog (this, "This playlist is empty.");
 274                 return;
 275         }
 276
 277
 278         _current_spl_view->DeleteAllItems ();
 279
 280         int N = 0;
 281         BOOST_FOREACH (SPLEntry i, _playlists[selected].get()) {
 282                 wxListItem it;
 283                 it.SetId (N);
 284                 it.SetColumn (0);
 285                 it.SetText (std_to_wx(i.name));
 286                 _current_spl_view->InsertItem (it);
 287                 ++N;
 288         }
 289
 290         _selected_playlist = selected;
 291         _selected_playlist_position = 0;
 292         reset_film ();
 293 }
 294
 295 void
 296 SwaroopControls::reset_film ()
 297 {
 298         DCPOMATIC_ASSERT (_selected_playlist);
 299         shared_ptr<Film> film (new Film(optional<boost::filesystem::path>()));
 300         film->add_content (_playlists[*_selected_playlist].get()[_selected_playlist_position].content);
 301         ResetFilm (film);
 302 }
 303
 304 void
 305 SwaroopControls::config_changed (int property)
 306 {
 307         Controls::config_changed (property);
 308
 309         if (property == Config::PLAYER_CONTENT_DIRECTORY) {
 310                 _content_view->update ();
 311         } else if (property == Config::PLAYER_PLAYLIST_DIRECTORY) {
 312                 update_playlist_directory ();
 313         }
 314 }
 315
 316 void
 317 SwaroopControls::set_film (shared_ptr<Film> film)
 318 {
 319         Controls::set_film (film);
 320         setup_sensitivity ();
 321 }
 322
 323 void
 324 SwaroopControls::update_current_content ()
 325 {
 326         DCPOMATIC_ASSERT (_selected_playlist);
 327
 328         _viewer->stop ();
 329
 330         SPLEntry const & e = _playlists[*_selected_playlist].get()[_selected_playlist_position];
 331         _current_disable_timeline = e.disable_timeline;
 332         _current_disable_next_previous = e.skippable;
 333
 334         setup_sensitivity ();
 335         reset_film ();
 336         _viewer->start ();
 337 }
 338
 339 void
 340 SwaroopControls::viewer_finished ()
 341 {
 342         if (!_selected_playlist) {
 343                 return;
 344         }
 345
 346         next_clicked ();
 347 }