cinelerra-5.1/cinelerra/cwindow.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
   5  *
   6  * This program 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  * This program 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 this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "autos.h"
  23 #include "bchash.h"
  24 #include "bcsignals.h"
  25 #include "channelinfo.h"
  26 #include "clip.h"
  27 #include "cplayback.h"
  28 #include "ctimebar.h"
  29 #include "ctracking.h"
  30 #include "cwindow.h"
  31 #include "cwindowgui.h"
  32 #include "cwindowtool.h"
  33 #include "edl.h"
  34 #include "keys.h"
  35 #include "edl.h"
  36 #include "edlsession.h"
  37 #include "language.h"
  38 #include "localsession.h"
  39 #include "mainmenu.h"
  40 #include "mainsession.h"
  41 #include "mbuttons.h"
  42 #include "mwindow.h"
  43 #include "mwindowgui.h"
  44 #include "playbackengine.h"
  45 #include "playtransport.h"
  46 #include "preferences.h"
  47 #include "remotecontrol.h"
  48 #include "theme.h"
  49 #include "track.h"
  50 #include "trackcanvas.h"
  51 #include "tracks.h"
  52 #include "transportque.h"
  53
  54 #include <unistd.h>
  55
  56
  57
  58 CWindow::CWindow(MWindow *mwindow)
  59  : Thread(1, 0, 0)
  60 {
  61         this->mwindow = mwindow;
  62 }
  63
  64
  65 CWindow::~CWindow()
  66 {
  67         if(gui && running()) {
  68                 gui->set_done(0);
  69         }
  70         join();
  71         delete gui;  gui = 0;
  72         delete playback_engine;
  73         delete playback_cursor;
  74 }
  75
  76 void CWindow::create_objects()
  77 {
  78         destination = mwindow->defaults->get("CWINDOW_DESTINATION", 0);
  79
  80
  81         gui = new CWindowGUI(mwindow, this);
  82
  83         gui->create_objects();
  84
  85
  86         playback_engine = new CPlayback(mwindow, this, gui->canvas);
  87
  88
  89 // Start command loop
  90         playback_engine->create_objects();
  91
  92         gui->transport->set_engine(playback_engine);
  93
  94         playback_cursor = new CTracking(mwindow, this);
  95
  96         playback_cursor->create_objects();
  97
  98 }
  99
 100
 101 void CWindow::show_window()
 102 {
 103         gui->lock_window("CWindow::show_cwindow");
 104         gui->show_window();
 105         gui->raise_window();
 106         gui->flush();
 107         gui->unlock_window();
 108
 109         gui->tool_panel->show_tool();
 110 }
 111
 112 void CWindow::hide_window()
 113 {
 114         gui->hide_window();
 115         gui->mwindow->session->show_cwindow = 0;
 116 // Unlock in case MWindow is waiting for it.
 117         gui->unlock_window();
 118
 119         gui->tool_panel->hide_tool();
 120
 121         mwindow->gui->lock_window("CWindowGUI::close_event");
 122         mwindow->gui->mainmenu->show_cwindow->set_checked(0);
 123         mwindow->gui->unlock_window();
 124         mwindow->save_defaults();
 125
 126         gui->lock_window("CWindow::hide_window");
 127 }
 128
 129
 130 Track* CWindow::calculate_affected_track()
 131 {
 132         Track* affected_track = 0;
 133         for(Track *track = mwindow->edl->tracks->first;
 134                 track;
 135                 track = track->next)
 136         {
 137                 if(track->data_type == TRACK_VIDEO &&
 138                         track->record)
 139                 {
 140                         affected_track = track;
 141                         break;
 142                 }
 143         }
 144         return affected_track;
 145 }
 146
 147 Auto* CWindow::calculate_affected_auto(Autos *autos,
 148         int create,
 149         int *created,
 150         int redraw)
 151 {
 152         Auto* affected_auto = 0;
 153         if(created) *created = 0;
 154
 155         if(create)
 156         {
 157                 int total = autos->total();
 158                 affected_auto = autos->get_auto_for_editing();
 159
 160 // Got created
 161                 if(total != autos->total())
 162                 {
 163                         if(created) *created = 1;
 164                         if(redraw)
 165                         {
 166 // May have to unlock CWindowGUI here.
 167                                 mwindow->gui->lock_window("CWindow::calculate_affected_auto");
 168                                 mwindow->gui->draw_overlays(1);
 169                                 mwindow->gui->unlock_window();
 170                         }
 171                 }
 172         }
 173         else
 174         {
 175                 affected_auto = autos->get_prev_auto(PLAY_FORWARD, affected_auto);
 176         }
 177
 178         return affected_auto;
 179 }
 180
 181
 182
 183 void CWindow::calculate_affected_autos(FloatAuto **x_auto,
 184         FloatAuto **y_auto,
 185         FloatAuto **z_auto,
 186         Track *track,
 187         int use_camera,
 188         int create_x,
 189         int create_y,
 190         int create_z)
 191 {
 192         if(x_auto) (*x_auto) = 0;
 193         if(y_auto) (*y_auto) = 0;
 194         if(z_auto) (*z_auto) = 0;
 195
 196         if(!track) return;
 197
 198         if(use_camera)
 199         {
 200                 if(x_auto) (*x_auto) = (FloatAuto*)calculate_affected_auto(
 201                         track->automation->autos[AUTOMATION_CAMERA_X], create_x);
 202                 if(y_auto) (*y_auto) = (FloatAuto*)calculate_affected_auto(
 203                         track->automation->autos[AUTOMATION_CAMERA_Y], create_y);
 204                 if(z_auto) (*z_auto) = (FloatAuto*)calculate_affected_auto(
 205                         track->automation->autos[AUTOMATION_CAMERA_Z], create_z);
 206         }
 207         else
 208         {
 209                 if(x_auto) (*x_auto) = (FloatAuto*)calculate_affected_auto(
 210                         track->automation->autos[AUTOMATION_PROJECTOR_X], create_x);
 211                 if(y_auto) (*y_auto) = (FloatAuto*)calculate_affected_auto(
 212                         track->automation->autos[AUTOMATION_PROJECTOR_Y], create_y);
 213                 if(z_auto) (*z_auto) = (FloatAuto*)calculate_affected_auto(
 214                         track->automation->autos[AUTOMATION_PROJECTOR_Z], create_z);
 215         }
 216 }
 217
 218
 219
 220
 221
 222 void CWindow::run()
 223 {
 224         gui->run_window();
 225 }
 226
 227 void CWindow::update(int position,
 228         int overlays,
 229         int tool_window,
 230         int operation,
 231         int timebar)
 232 {
 233
 234         if(position)
 235         {
 236                 mwindow->queue_mixers(mwindow->edl, CURRENT_FRAME,1,0,1,0);
 237                 playback_engine->que->send_command(CURRENT_FRAME,
 238                         CHANGE_NONE,
 239                         mwindow->edl,
 240                         1);
 241         }
 242
 243         gui->lock_window("CWindow::update 2");
 244
 245
 246 // Create tool window
 247         if(operation)
 248         {
 249                 gui->set_operation(mwindow->edl->session->cwindow_operation);
 250         }
 251
 252
 253 // Updated by video device.
 254         if(overlays && !position)
 255         {
 256                 gui->canvas->draw_refresh();
 257         }
 258
 259 // Update tool parameters
 260 // Never updated by someone else
 261         if(tool_window || position)
 262         {
 263                 gui->update_tool();
 264         }
 265
 266         if(timebar)
 267         {
 268                 gui->timebar->update(1);
 269         }
 270
 271         double zoom = !mwindow->edl->session->cwindow_scrollbars ?
 272                 0 :mwindow->edl->session->cwindow_zoom;
 273         gui->zoom_panel->update(zoom);
 274
 275         gui->canvas->update_zoom(mwindow->edl->session->cwindow_xscroll,
 276                         mwindow->edl->session->cwindow_yscroll,
 277                         mwindow->edl->session->cwindow_zoom);
 278         gui->canvas->reposition_window(mwindow->edl,
 279                         mwindow->theme->ccanvas_x,
 280                         mwindow->theme->ccanvas_y,
 281                         mwindow->theme->ccanvas_w,
 282                         mwindow->theme->ccanvas_h);
 283
 284
 285
 286
 287         gui->unlock_window();
 288
 289
 290
 291
 292 }
 293
 294 int CWindow::update_position(double position)
 295 {
 296         gui->unlock_window();
 297
 298         playback_engine->interrupt_playback(1);
 299
 300         position = mwindow->edl->align_to_frame(position, 0);
 301         position = MAX(0, position);
 302
 303         mwindow->gui->lock_window("CWindowSlider::handle_event 2");
 304         mwindow->select_point(position);
 305         mwindow->gui->unlock_window();
 306
 307         gui->lock_window("CWindow::update_position 1");
 308         return 1;
 309 }
 310
 311
 312
 313
 314 CWindowRemoteHandler::
 315 CWindowRemoteHandler(RemoteControl *remote_control)
 316  : RemoteHandler(remote_control->gui, RED)
 317 {
 318         last_key = -1;
 319 }
 320
 321 CWindowRemoteHandler::
 322 ~CWindowRemoteHandler()
 323 {
 324 }
 325
 326 int CWindowRemoteHandler::remote_process_key(RemoteControl *remote_control, int key)
 327 {
 328         MWindowGUI *mwindow_gui = remote_control->mwindow_gui;
 329         EDL *edl = mwindow_gui->mwindow->edl;
 330         if( !edl ) return 0;
 331         PlayTransport *transport = mwindow_gui->mbuttons->transport;
 332         if( !transport->get_edl() ) return 0;
 333         PlaybackEngine *engine = transport->engine;
 334         double position = engine->get_tracking_position();
 335         double length = edl->tracks->total_length();
 336         int next_command = -1, lastkey = last_key;
 337         last_key = key;
 338
 339         switch( key ) {
 340         case '1': case '2': case '3': case '4':
 341         case '5': case '6': case '7': case '8':
 342                 if( lastkey == 'e' ) {
 343                         mwindow_gui->mwindow->select_asset(key-'1', 1);
 344                         break;
 345                 } // fall through
 346         case '0': case '9':
 347                 position = length * (key-'0')/10.0;
 348                 break;
 349         case UP:      position += 60.0;                 break;
 350         case DOWN:    position -= 60.0;                 break;
 351         case LEFT:    position -= 10.0;                 break;
 352         case RIGHT:   position += 10.0;                 break;
 353         case KPSTOP:  next_command = STOP;              break;
 354         case KPREV:   next_command = NORMAL_REWIND;     break;
 355         case KPPLAY:  next_command = NORMAL_FWD;        break;
 356         case KPBACK:  next_command = FAST_REWIND;       break;
 357         case KPFWRD:  next_command = FAST_FWD;          break;
 358         case KPRECD:  next_command = SLOW_REWIND;       break;
 359         case KPAUSE:  next_command = SLOW_FWD;          break;
 360         case ' ':  next_command = NORMAL_FWD;           break;
 361         case 'a':  gui->tile_windows(0);                return 1;
 362         case 'b':  gui->tile_windows(1);                return 1;
 363         case 'c':  gui->tile_windows(2);                return 1;
 364 #ifdef HAVE_DVB
 365         case 'd':
 366                 mwindow_gui->channel_info->toggle_scan();
 367                 return 1;
 368 #endif
 369         case 'e':
 370                 break;
 371         case 'f': {
 372                 Canvas *canvas = mwindow_gui->mwindow->cwindow->gui->canvas;
 373                 if( !canvas->get_fullscreen() )
 374                         canvas->start_fullscreen();
 375                 else
 376                         canvas->stop_fullscreen();
 377                 return 1; }
 378         default:
 379                 return -1;
 380         }
 381
 382         if( next_command < 0 ) {
 383                 if( position < 0 ) position = 0;
 384                 transport->change_position(position);
 385         }
 386         else
 387                 transport->handle_transport(next_command, 0, 0);
 388         return 1;
 389 }
 390