cinelerra-5.1/cinelerra/zwindowgui.C

   1
   2 /*
   3  * CINELERRA
   4  * Copyright (C) 1997-2011 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 "bcwindow.h"
  23 #include "canvas.h"
  24 #include "edl.h"
  25 #include "edlsession.h"
  26 #include "keys.h"
  27 #include "language.h"
  28 #include "localsession.h"
  29 #include "mainmenu.h"
  30 #include "mainsession.h"
  31 #include "mbuttons.h"
  32 #include "mwindow.h"
  33 #include "mwindowgui.h"
  34 #include "playbackengine.h"
  35 #include "playtransport.h"
  36 #include "renderengine.h"
  37 #include "theme.h"
  38 #include "tracks.h"
  39 #include "transportque.h"
  40 #include "zwindow.h"
  41 #include "zwindowgui.h"
  42
  43 ZWindowGUI::ZWindowGUI(MWindow *mwindow, ZWindow *zwindow, Mixer *mixer)
  44  : BC_Window(mixer->title, mixer->x, mixer->y, mixer->w, mixer->h,
  45         100, 100, 1, 1, 0)
  46 {
  47         this->mwindow = mwindow;
  48         this->zwindow = zwindow;
  49
  50         canvas = 0;
  51         playback_engine = 0;
  52         highlighted = 0;
  53 }
  54
  55 ZWindowGUI::~ZWindowGUI()
  56 {
  57         delete playback_engine;
  58         delete canvas;
  59 }
  60
  61 void ZWindowGUI::create_objects()
  62 {
  63         lock_window("ZWindowGUI::create_objects");
  64
  65         canvas = new ZWindowCanvas(mwindow, this, 10,10, get_w()-20,get_h()-20);
  66         canvas->create_objects(mwindow->edl);
  67         playback_engine = new PlaybackEngine(mwindow, canvas);
  68         playback_engine->create_objects();
  69
  70         deactivate();
  71         show_window();
  72         unlock_window();
  73 }
  74
  75 int ZWindowGUI::resize_event(int w, int h)
  76 {
  77         canvas->reposition_window(0, 10,10, w-20,h-20);
  78         zwindow->reposition(get_x(), get_y(), w, h);
  79         BC_WindowBase::resize_event(w, h);
  80         return 1;
  81 }
  82
  83 int ZWindowGUI::translation_event()
  84 {
  85         zwindow->reposition(get_x(), get_y(), get_w(), get_h());
  86         return 0;
  87 }
  88
  89 int ZWindowGUI::close_event()
  90 {
  91         mwindow->del_mixer(zwindow);
  92         set_done(0);
  93         return 1;
  94 }
  95
  96 int ZWindowGUI::keypress_event()
  97 {
  98         int key = get_keypress();
  99         if( key == 'w' || key == 'W' ) {
 100                 close_event();
 101                 return 1;
 102         }
 103         unlock_window();
 104         int result = 1;
 105         switch( key ) {
 106         case 'f':
 107                 if( mwindow->session->zwindow_fullscreen )
 108                         canvas->stop_fullscreen();
 109                 else
 110                         canvas->start_fullscreen();
 111                 break;
 112         case ESC:
 113                 if( mwindow->session->zwindow_fullscreen )
 114                         canvas->stop_fullscreen();
 115                 break;
 116         default:
 117                 mwindow->gui->lock_window("ZWindowGUI::keypress_event");
 118                 result = mwindow->gui->mbuttons->transport->do_keypress(key);
 119                 mwindow->gui->unlock_window();
 120         }
 121
 122         lock_window("ZWindowGUI::keypress_event 1");
 123         return result;
 124 }
 125
 126 int ZWindowGUI::button_press_event()
 127 {
 128         mwindow->select_zwindow(zwindow);
 129         if( get_double_click() ) {
 130                 unlock_window();
 131                 mwindow->gui->lock_window("ZWindowGUI::button_press_event 0");
 132                 LocalSession *local_session = mwindow->edl->local_session;
 133                 double start = local_session->get_selectionstart(1);
 134                 double end = local_session->get_selectionend(1);
 135                 if( EQUIV(start, end) ) {
 136                         start = mwindow->edl->tracks->total_recordable_length();
 137                         if( start < 0 ) start = end;
 138                 }
 139                 if( (end-start) > 1e-4 ) {
 140                         LocalSession *zlocal_session = zwindow->edl->local_session;
 141                         zlocal_session->set_selectionstart(end);
 142                         zlocal_session->set_selectionend(end);
 143                         zlocal_session->set_inpoint(start);
 144                         zlocal_session->set_outpoint(end);
 145                         double orig_inpoint = local_session->get_inpoint();
 146                         double orig_outpoint = local_session->get_outpoint();
 147                         local_session->set_selectionstart(end);
 148                         local_session->set_selectionend(end);
 149                         local_session->set_inpoint(start);
 150                         local_session->set_outpoint(end);
 151                         mwindow->overwrite(zwindow->edl);
 152                         local_session->set_inpoint(orig_inpoint);
 153                         local_session->set_outpoint(orig_outpoint);
 154                         mwindow->gui->update_timebar(1);
 155                 }
 156                 mwindow->gui->unlock_window();
 157                 lock_window("ZWindowGUI::button_press_event 1");
 158         }
 159         if( !canvas->get_canvas() ) return 0;
 160         return canvas->button_press_event_base(canvas->get_canvas());
 161 }
 162
 163 int ZWindowGUI::cursor_leave_event()
 164 {
 165         if( !canvas->get_canvas() ) return 0;
 166         return canvas->cursor_leave_event_base(canvas->get_canvas());
 167 }
 168
 169 int ZWindowGUI::cursor_enter_event()
 170 {
 171         if( !canvas->get_canvas() ) return 0;
 172         return canvas->cursor_enter_event_base(canvas->get_canvas());
 173 }
 174
 175 int ZWindowGUI::button_release_event()
 176 {
 177         if( !canvas->get_canvas() ) return 0;
 178         return canvas->button_release_event();
 179 }
 180
 181 int ZWindowGUI::cursor_motion_event()
 182 {
 183         BC_WindowBase *cvs = canvas->get_canvas();
 184         if( !cvs ) return 0;
 185         cvs->unhide_cursor();
 186         return canvas->cursor_motion_event();
 187 }
 188
 189 int ZWindowGUI::draw_overlays()
 190 {
 191         BC_WindowBase *cvs = canvas->get_canvas();
 192         if( !cvs || cvs->get_video_on() ) return 0;
 193         if( highlighted != zwindow->highlighted ) {
 194                 highlighted = zwindow->highlighted;
 195                 cvs->set_color(WHITE);
 196                 cvs->set_inverse();
 197                 cvs->draw_rectangle(0, 0, cvs->get_w(), cvs->get_h());
 198                 cvs->draw_rectangle(1, 1, cvs->get_w() - 2, cvs->get_h() - 2);
 199                 cvs->set_opaque();
 200         }
 201         return 1;
 202 }
 203
 204 ZWindowCanvas::ZWindowCanvas(MWindow *mwindow, ZWindowGUI *gui,
 205                 int x, int y, int w, int h)
 206  : Canvas(mwindow, gui, x,y, w,h, 0,0,0)
 207 {
 208         this->mwindow = mwindow;
 209         this->gui = gui;
 210 }
 211
 212 void ZWindowCanvas::close_source()
 213 {
 214         gui->unlock_window();
 215         gui->zwindow->zgui->playback_engine->interrupt_playback(1);
 216         gui->lock_window("ZWindowCanvas::close_source");
 217         EDL *edl = gui->zwindow->edl;
 218         if( edl ) {
 219                 gui->zwindow->edl = 0;
 220                 edl->remove_user();
 221         }
 222 }
 223
 224
 225 void ZWindowCanvas::draw_refresh(int flush)
 226 {
 227         EDL *edl = gui->zwindow->edl;
 228         BC_WindowBase *cvs = get_canvas();
 229         int dirty = 0;
 230
 231         if( !cvs->get_video_on() ) {
 232                 cvs->clear_box(0, 0, cvs->get_w(), cvs->get_h());
 233                 gui->highlighted = 0;
 234                 dirty = 1;
 235         }
 236         if( !cvs->get_video_on() && refresh_frame && edl ) {
 237                 float in_x1, in_y1, in_x2, in_y2;
 238                 float out_x1, out_y1, out_x2, out_y2;
 239                 get_transfers(edl,
 240                         in_x1, in_y1, in_x2, in_y2,
 241                         out_x1, out_y1, out_x2, out_y2);
 242                 cvs->draw_vframe(refresh_frame,
 243                         (int)out_x1, (int)out_y1, (int)(out_x2 - out_x1), (int)(out_y2 - out_y1),
 244                         (int)in_x1, (int)in_y1, (int)(in_x2 - in_x1), (int)(in_y2 - in_y1), 0);
 245                 dirty = 1;
 246         }
 247
 248         if( gui->draw_overlays() )
 249                 dirty = 1;
 250
 251         if( dirty )
 252                 cvs->flash(flush);
 253 }
 254
 255 int ZWindowCanvas::get_fullscreen()
 256 {
 257         return mwindow->session->zwindow_fullscreen;
 258 }
 259
 260 void ZWindowCanvas::set_fullscreen(int value)
 261 {
 262         mwindow->session->zwindow_fullscreen = value;
 263 }
 264