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