1 /* 2 * Copyright (C) 2008 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef HostWindow_h 27 #define HostWindow_h 28 29 #include "platform/PlatformExport.h" 30 #include "wtf/FastAllocBase.h" 31 #include "wtf/Noncopyable.h" 32 33 namespace blink { 34 class IntRect; 35 struct WebScreenInfo; 36 37 class PLATFORM_EXPORT HostWindow { 38 WTF_MAKE_NONCOPYABLE(HostWindow); WTF_MAKE_FAST_ALLOCATED; 39 public: 40 HostWindow() { } 41 virtual ~HostWindow() { } 42 43 // Requests the host invalidate the contents and the root view. 44 virtual void invalidateContentsAndRootView(const IntRect& updateRect) = 0; 45 46 // Requests the host invalidate the contents, not the root view. This is the slow path for scrolling. 47 virtual void invalidateContentsForSlowScroll(const IntRect& updateRect) = 0; 48 49 // Methods for doing coordinate conversions to screen coordinates. 50 virtual IntRect rootViewToScreen(const IntRect&) const = 0; 51 52 virtual WebScreenInfo screenInfo() const = 0; 53 54 virtual void scheduleAnimation() = 0; 55 }; 56 57 } // namespace blink 58 59 #endif // HostWindow_h 60
