1 /* 2 * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple, Inc. All rights reserved. 3 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). 4 * Copyright (C) 2012 Samsung Electronics. All rights reserved. 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Library General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library 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 GNU 14 * Library General Public License for more details. 15 * 16 * You should have received a copy of the GNU Library General Public License 17 * along with this library; see the file COPYING.LIB. If not, write to 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA. 20 */ 21 22 #ifndef CompositingTriggers_h 23 #define CompositingTriggers_h 24 25 namespace blink { 26 27 enum CompositingTrigger { 28 ScrollableInnerFrameTrigger = 1 << 1, 29 OverflowScrollTrigger = 1 << 2, 30 ViewportConstrainedPositionedTrigger = 1 << 3, 31 AllCompositingTriggers = 0xFFFFFFFF, 32 }; 33 34 typedef unsigned CompositingTriggerFlags; 35 36 } 37 38 #endif 39