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 2 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 #pragma once 23 24 class QPainter; 25 class QWidget; 26 class QObject; 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 bool beginPainting(QPainter*, QObject* obj = 0); 35 void endPainting(); 36 bool isPaintingObject(QObject* obj); 37 38 QPainter* globalPainter(); 39 } 40