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