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70 lines
2.1 KiB
C++
70 lines
2.1 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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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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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.mCSSContentSize);
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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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WriteParam(aMsg, aParam.mResolution);
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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->mCSSContentSize) &&
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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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ReadParam(aMsg, aIter, &aResult->mResolution));
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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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