gecko-dev/gfx/layers/wr/WebRenderMessageUtils.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_WEBRENDERMESSAGEUTILS_H
#define GFX_WEBRENDERMESSAGEUTILS_H
#include "chrome/common/ipc_message_utils.h"
#include "ipc/IPCMessageUtils.h"
#include "mozilla/webrender/webrender_ffi.h"
#include "mozilla/webrender/WebRenderTypes.h"
namespace IPC {
template <>
struct ParamTraits<mozilla::wr::ByteBuffer> {
typedef mozilla::wr::ByteBuffer paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mLength);
aMsg->WriteBytes(aParam.mData, aParam.mLength);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
size_t length;
return ReadParam(aMsg, aIter, &length) && aResult->Allocate(length) &&
aMsg->ReadBytesInto(aIter, aResult->mData, length);
}
};
template <>
struct ParamTraits<mozilla::wr::ImageDescriptor> {
typedef mozilla::wr::ImageDescriptor paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.format);
WriteParam(aMsg, aParam.width);
WriteParam(aMsg, aParam.height);
WriteParam(aMsg, aParam.stride);
WriteParam(aMsg, aParam.opacity);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return ReadParam(aMsg, aIter, &aResult->format) &&
ReadParam(aMsg, aIter, &aResult->width) &&
ReadParam(aMsg, aIter, &aResult->height) &&
ReadParam(aMsg, aIter, &aResult->stride) &&
ReadParam(aMsg, aIter, &aResult->opacity);
}
};
template <>
struct ParamTraits<mozilla::wr::IdNamespace>
: public PlainOldDataSerializer<mozilla::wr::IdNamespace> {};
template <>
struct ParamTraits<mozilla::wr::ImageKey>
: public PlainOldDataSerializer<mozilla::wr::ImageKey> {};
template <>
struct ParamTraits<mozilla::wr::BlobImageKey>
: public PlainOldDataSerializer<mozilla::wr::BlobImageKey> {};
template <>
struct ParamTraits<mozilla::wr::FontKey>
: public PlainOldDataSerializer<mozilla::wr::FontKey> {};
template <>
struct ParamTraits<mozilla::wr::FontInstanceKey>
: public PlainOldDataSerializer<mozilla::wr::FontInstanceKey> {};
template <>
struct ParamTraits<mozilla::wr::FontInstanceOptions>
: public PlainOldDataSerializer<mozilla::wr::FontInstanceOptions> {};
template <>
struct ParamTraits<mozilla::wr::FontInstancePlatformOptions>
: public PlainOldDataSerializer<mozilla::wr::FontInstancePlatformOptions> {
};
template <>
struct ParamTraits<mozilla::wr::ExternalImageId>
: public PlainOldDataSerializer<mozilla::wr::ExternalImageId> {};
template <>
struct ParamTraits<mozilla::wr::PipelineId>
: public PlainOldDataSerializer<mozilla::wr::PipelineId> {};
template <>
struct ParamTraits<mozilla::wr::ImageFormat>
: public ContiguousEnumSerializer<mozilla::wr::ImageFormat,
mozilla::wr::ImageFormat::R8,
mozilla::wr::ImageFormat::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::LayoutSize>
: public PlainOldDataSerializer<mozilla::wr::LayoutSize> {};
template <>
struct ParamTraits<mozilla::wr::LayoutRect>
: public PlainOldDataSerializer<mozilla::wr::LayoutRect> {};
template <>
struct ParamTraits<mozilla::wr::LayoutPoint>
: public PlainOldDataSerializer<mozilla::wr::LayoutPoint> {};
template <>
struct ParamTraits<mozilla::wr::RenderRoot>
: public ContiguousEnumSerializerInclusive<
mozilla::wr::RenderRoot, mozilla::wr::RenderRoot::Default,
mozilla::wr::kHighestRenderRoot> {};
template <>
struct ParamTraits<mozilla::wr::ImageRendering>
: public ContiguousEnumSerializer<mozilla::wr::ImageRendering,
mozilla::wr::ImageRendering::Auto,
mozilla::wr::ImageRendering::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::MixBlendMode>
: public ContiguousEnumSerializer<mozilla::wr::MixBlendMode,
mozilla::wr::MixBlendMode::Normal,
mozilla::wr::MixBlendMode::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::BuiltDisplayListDescriptor>
: public PlainOldDataSerializer<mozilla::wr::BuiltDisplayListDescriptor> {};
template <>
struct ParamTraits<mozilla::wr::WebRenderError>
: public ContiguousEnumSerializer<mozilla::wr::WebRenderError,
mozilla::wr::WebRenderError::INITIALIZE,
mozilla::wr::WebRenderError::Sentinel> {};
template <>
struct ParamTraits<mozilla::wr::MemoryReport>
: public PlainOldDataSerializer<mozilla::wr::MemoryReport> {};
template <>
struct ParamTraits<mozilla::wr::OpacityType>
: public PlainOldDataSerializer<mozilla::wr::OpacityType> {};
template <>
struct ParamTraits<mozilla::wr::ExternalImageKeyPair>
: public PlainOldDataSerializer<mozilla::wr::ExternalImageKeyPair> {};
} // namespace IPC
#endif // GFX_WEBRENDERMESSAGEUTILS_H