QtCollider/painting.h

   1 /************************************************************************
   2 *
   3 * Copyright 2010 Jakob Leben (jakob.leben@gmail.com)
   4 *
   5 * This file is part of SuperCollider Qt GUI.
   6 *
   7 * This program is free software: you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation, either version 3 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *
  20 ************************************************************************/
  21
  22 #ifndef QC_PAINTING_H
  23 #define QC_PAINTING_H
  24
  25 class QPainter;
  26 class QWidget;
  27
  28 namespace QtCollider {
  29   // WARNING these can be called only from Qt thread (no locking needed):
  30   void announcePainting();
  31   bool paintingAnnounced();
  32
  33   // WARNING language must be locked to call these:
  34
  35   bool beginPainting( QPainter * );
  36   void endPainting();
  37
  38   QPainter * globalPainter();
  39 }
  40
  41 #endif