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99 lines
3.4 KiB
C++
99 lines
3.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=8 et :
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*/
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at:
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Code.
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*
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* The Initial Developer of the Original Code is
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* The Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Chris Jones <jones.chris.g@gmail.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef IPC_ShadowLayerUtils_h
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#define IPC_ShadowLayerUtils_h
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#include "IPC/IPCMessageUtils.h"
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#include "Layers.h"
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#if defined(MOZ_ENABLE_D3D10_LAYER)
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# include "mozilla/layers/ShadowLayerUtilsD3D10.h"
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#endif
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#if defined(MOZ_X11)
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# include "mozilla/layers/ShadowLayerUtilsX11.h"
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#else
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namespace mozilla { namespace layers {
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struct SurfaceDescriptorX11 {
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bool operator==(const SurfaceDescriptorX11&) const { return false; }
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};
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} }
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#endif
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namespace IPC {
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template <>
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struct ParamTraits<mozilla::layers::FrameMetrics>
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{
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typedef mozilla::layers::FrameMetrics paramType;
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static void Write(Message* aMsg, const paramType& aParam)
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{
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WriteParam(aMsg, aParam.mViewport);
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WriteParam(aMsg, aParam.mContentSize);
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WriteParam(aMsg, aParam.mViewportScrollOffset);
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WriteParam(aMsg, aParam.mDisplayPort);
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WriteParam(aMsg, aParam.mScrollId);
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}
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static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
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{
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return (ReadParam(aMsg, aIter, &aResult->mViewport) &&
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ReadParam(aMsg, aIter, &aResult->mContentSize) &&
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ReadParam(aMsg, aIter, &aResult->mViewportScrollOffset) &&
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ReadParam(aMsg, aIter, &aResult->mDisplayPort) &&
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ReadParam(aMsg, aIter, &aResult->mScrollId));
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}
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};
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#if !defined(MOZ_HAVE_SURFACEDESCRIPTORX11)
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template <>
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struct ParamTraits<mozilla::layers::SurfaceDescriptorX11> {
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typedef mozilla::layers::SurfaceDescriptorX11 paramType;
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static void Write(Message*, const paramType&) {}
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static bool Read(const Message*, void**, paramType*) { return false; }
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};
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#endif // !defined(MOZ_HAVE_XSURFACEDESCRIPTOR)
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}
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#endif // IPC_ShadowLayerUtils_h
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