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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
#ifndef __GFXMESSAGEUTILS_H__
#define __GFXMESSAGEUTILS_H__
#include "FilterSupport.h"
#include "ImageTypes.h"
#include "RegionBuilder.h"
#include "chrome/common/ipc_message_utils.h"
#include "gfxFeature.h"
#include "gfxFontUtils.h"
#include "gfxFallback.h"
#include "gfxPoint.h"
#include "gfxRect.h"
#include "gfxTelemetry.h"
#include "gfxTypes.h"
#include "ipc/EnumSerializer.h"
#include "ipc/IPCMessageUtilsSpecializations.h"
#include "mozilla/gfx/CrossProcessPaint.h"
#include "mozilla/gfx/FileHandleWrapper.h"
#include "mozilla/gfx/Matrix.h"
#include "mozilla/gfx/ScaleFactor.h"
#include "mozilla/gfx/ScaleFactors2D.h"
#include "SharedFontList.h"
#include "nsRect.h"
#include "nsRegion.h"
#include "mozilla/Array.h"
#include "mozilla/ipc/FileDescriptor.h"
#include "mozilla/ipc/IPDLParamTraits.h"
#include "mozilla/ipc/ProtocolMessageUtils.h"
#include "mozilla/ipc/ProtocolUtils.h"
#include "mozilla/ipc/ShmemMessageUtils.h"
#include <stdint.h>
#ifdef _MSC_VER
# pragma warning(disable : 4800)
#endif
namespace mozilla {
typedef gfxImageFormat PixelFormat;
} // namespace mozilla
namespace IPC {
template <>
struct ParamTraits<mozilla::gfx::Matrix> {
typedef mozilla::gfx::Matrix paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam._11);
WriteParam(aWriter, aParam._12);
WriteParam(aWriter, aParam._21);
WriteParam(aWriter, aParam._22);
WriteParam(aWriter, aParam._31);
WriteParam(aWriter, aParam._32);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (ReadParam(aReader, &aResult->_11) &&
ReadParam(aReader, &aResult->_12) &&
ReadParam(aReader, &aResult->_21) &&
ReadParam(aReader, &aResult->_22) &&
ReadParam(aReader, &aResult->_31) && ReadParam(aReader, &aResult->_32))
return true;
return false;
}
};
template <class SourceUnits, class TargetUnits, class T>
struct ParamTraits<mozilla::gfx::Matrix4x4Typed<SourceUnits, TargetUnits, T>> {
typedef mozilla::gfx::Matrix4x4Typed<SourceUnits, TargetUnits, T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
#define Wr(_f) WriteParam(writer, param._f)
Wr(_11);
Wr(_12);
Wr(_13);
Wr(_14);
Wr(_21);
Wr(_22);
Wr(_23);
Wr(_24);
Wr(_31);
Wr(_32);
Wr(_33);
Wr(_34);
Wr(_41);
Wr(_42);
Wr(_43);
Wr(_44);
#undef Wr
}
static bool Read(MessageReader* reader, paramType* result) {
#define Rd(_f) ReadParam(reader, &result->_f)
return (Rd(_11) && Rd(_12) && Rd(_13) && Rd(_14) && Rd(_21) && Rd(_22) &&
Rd(_23) && Rd(_24) && Rd(_31) && Rd(_32) && Rd(_33) && Rd(_34) &&
Rd(_41) && Rd(_42) && Rd(_43) && Rd(_44));
#undef Rd
}
};
template <>
struct ParamTraits<mozilla::gfx::Matrix5x4> {
typedef mozilla::gfx::Matrix5x4 paramType;
static void Write(MessageWriter* writer, const paramType& param) {
#define Wr(_f) WriteParam(writer, param._f)
Wr(_11);
Wr(_12);
Wr(_13);
Wr(_14);
Wr(_21);
Wr(_22);
Wr(_23);
Wr(_24);
Wr(_31);
Wr(_32);
Wr(_33);
Wr(_34);
Wr(_41);
Wr(_42);
Wr(_43);
Wr(_44);
Wr(_51);
Wr(_52);
Wr(_53);
Wr(_54);
#undef Wr
}
static bool Read(MessageReader* reader, paramType* result) {
#define Rd(_f) ReadParam(reader, &result->_f)
return (Rd(_11) && Rd(_12) && Rd(_13) && Rd(_14) && Rd(_21) && Rd(_22) &&
Rd(_23) && Rd(_24) && Rd(_31) && Rd(_32) && Rd(_33) && Rd(_34) &&
Rd(_41) && Rd(_42) && Rd(_43) && Rd(_44) && Rd(_51) && Rd(_52) &&
Rd(_53) && Rd(_54));
#undef Rd
}
};
template <>
struct ParamTraits<gfxPoint> {
typedef gfxPoint paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.x.value);
WriteParam(aWriter, aParam.y.value);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return (ReadParam(aReader, &aResult->x.value) &&
ReadParam(aReader, &aResult->y.value));
}
};
template <>
struct ParamTraits<gfxSize> {
typedef gfxSize paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.width);
WriteParam(aWriter, aParam.height);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (ReadParam(aReader, &aResult->width) &&
ReadParam(aReader, &aResult->height))
return true;
return false;
}
};
template <>
struct ParamTraits<gfxRect> {
typedef gfxRect paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.X());
WriteParam(aWriter, aParam.Y());
WriteParam(aWriter, aParam.Width());
WriteParam(aWriter, aParam.Height());
}
static bool Read(MessageReader* aReader, paramType* aResult) {
auto x = aResult->X();
auto y = aResult->Y();
auto w = aResult->Width();
auto h = aResult->Height();
bool retVal = (ReadParam(aReader, &x) && ReadParam(aReader, &y) &&
ReadParam(aReader, &w) && ReadParam(aReader, &h));
aResult->SetRect(x, y, w, h);
return retVal;
}
};
template <>
struct ParamTraits<gfxContentType>
: public ContiguousEnumSerializer<gfxContentType, gfxContentType::COLOR,
gfxContentType::SENTINEL> {};
template <>
struct ParamTraits<gfxSurfaceType>
: public ContiguousEnumSerializer<gfxSurfaceType, gfxSurfaceType::Image,
gfxSurfaceType::Max> {};
template <>
struct ParamTraits<mozilla::gfx::SamplingFilter>
: public ContiguousEnumSerializer<mozilla::gfx::SamplingFilter,
mozilla::gfx::SamplingFilter::GOOD,
mozilla::gfx::SamplingFilter::SENTINEL> {
};
template <>
struct ParamTraits<mozilla::gfx::BackendType>
: public ContiguousEnumSerializer<mozilla::gfx::BackendType,
mozilla::gfx::BackendType::NONE,
mozilla::gfx::BackendType::BACKEND_LAST> {
};
template <>
struct ParamTraits<mozilla::gfx::Feature>
: public ContiguousEnumSerializer<mozilla::gfx::Feature,
mozilla::gfx::Feature::HW_COMPOSITING,
mozilla::gfx::Feature::NumValues> {};
template <>
struct ParamTraits<mozilla::gfx::Fallback>
: public ContiguousEnumSerializer<
mozilla::gfx::Fallback,
mozilla::gfx::Fallback::NO_CONSTANT_BUFFER_OFFSETTING,
mozilla::gfx::Fallback::NumValues> {};
template <>
struct ParamTraits<mozilla::gfx::FeatureStatus>
: public ContiguousEnumSerializer<mozilla::gfx::FeatureStatus,
mozilla::gfx::FeatureStatus::Unused,
mozilla::gfx::FeatureStatus::LAST> {};
template <>
struct ParamTraits<mozilla::gfx::LightType>
: public ContiguousEnumSerializer<mozilla::gfx::LightType,
mozilla::gfx::LightType::None,
mozilla::gfx::LightType::Max> {};
template <>
struct ParamTraits<mozilla::gfx::ColorSpace>
: public ContiguousEnumSerializer<mozilla::gfx::ColorSpace,
mozilla::gfx::ColorSpace::SRGB,
mozilla::gfx::ColorSpace::Max> {};
template <>
struct ParamTraits<mozilla::gfx::CompositionOp>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::CompositionOp, mozilla::gfx::CompositionOp::OP_OVER,
mozilla::gfx::CompositionOp::OP_COUNT> {};
/*
template <>
struct ParamTraits<mozilla::PixelFormat>
: public EnumSerializer<mozilla::PixelFormat,
SurfaceFormat::A8R8G8B8_UINT32,
SurfaceFormat::UNKNOWN>
{};
*/
template <>
struct ParamTraits<mozilla::gfx::sRGBColor> {
typedef mozilla::gfx::sRGBColor paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.r);
WriteParam(writer, param.g);
WriteParam(writer, param.b);
WriteParam(writer, param.a);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->r) && ReadParam(reader, &result->g) &&
ReadParam(reader, &result->b) && ReadParam(reader, &result->a));
}
};
template <>
struct ParamTraits<mozilla::gfx::DeviceColor> {
typedef mozilla::gfx::DeviceColor paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.r);
WriteParam(writer, param.g);
WriteParam(writer, param.b);
WriteParam(writer, param.a);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->r) && ReadParam(reader, &result->g) &&
ReadParam(reader, &result->b) && ReadParam(reader, &result->a));
}
};
template <>
struct ParamTraits<nsPoint> {
typedef nsPoint paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.x);
WriteParam(writer, param.y);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->x) && ReadParam(reader, &result->y));
}
};
template <>
struct ParamTraits<nsIntPoint> {
typedef nsIntPoint paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.x);
WriteParam(writer, param.y);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->x) && ReadParam(reader, &result->y));
}
};
template <typename T>
struct ParamTraits<mozilla::gfx::IntSizeTyped<T>> {
typedef mozilla::gfx::IntSizeTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.width);
WriteParam(writer, param.height);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->width) &&
ReadParam(reader, &result->height));
}
};
template <typename Region, typename Rect, typename Iter>
struct RegionParamTraits {
typedef Region paramType;
static void Write(MessageWriter* writer, const paramType& param) {
for (auto iter = param.RectIter(); !iter.Done(); iter.Next()) {
const Rect& r = iter.Get();
MOZ_RELEASE_ASSERT(!r.IsEmpty(), "GFX: rect is empty.");
WriteParam(writer, r);
}
// empty rects are sentinel values because nsRegions will never
// contain them
WriteParam(writer, Rect());
}
static bool Read(MessageReader* reader, paramType* result) {
RegionBuilder<Region> builder;
Rect rect;
while (ReadParam(reader, &rect)) {
if (rect.IsEmpty()) {
*result = builder.ToRegion();
return true;
}
builder.OrWith(rect);
}
return false;
}
};
template <class Units>
struct ParamTraits<mozilla::gfx::IntRegionTyped<Units>>
: RegionParamTraits<
mozilla::gfx::IntRegionTyped<Units>,
mozilla::gfx::IntRectTyped<Units>,
typename mozilla::gfx::IntRegionTyped<Units>::RectIterator> {};
template <>
struct ParamTraits<mozilla::gfx::IntSize> {
typedef mozilla::gfx::IntSize paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.width);
WriteParam(writer, param.height);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->width) &&
ReadParam(reader, &result->height));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::CoordTyped<T>> {
typedef mozilla::gfx::CoordTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.value);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->value));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntCoordTyped<T>> {
typedef mozilla::gfx::IntCoordTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.value);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->value));
}
};
template <class T, class U>
struct ParamTraits<mozilla::gfx::ScaleFactor<T, U>> {
typedef mozilla::gfx::ScaleFactor<T, U> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.scale);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->scale));
}
};
template <class T, class U>
struct ParamTraits<mozilla::gfx::ScaleFactors2D<T, U>> {
typedef mozilla::gfx::ScaleFactors2D<T, U> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.xScale);
WriteParam(writer, param.yScale);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->xScale) &&
ReadParam(reader, &result->yScale));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::PointTyped<T>> {
typedef mozilla::gfx::PointTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.x);
WriteParam(writer, param.y);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->x) && ReadParam(reader, &result->y));
}
};
template <class F, class T>
struct ParamTraits<mozilla::gfx::Point3DTyped<F, T>> {
typedef mozilla::gfx::Point3DTyped<F, T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.x);
WriteParam(writer, param.y);
WriteParam(writer, param.z);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->x) && ReadParam(reader, &result->y) &&
ReadParam(reader, &result->z));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntPointTyped<T>> {
typedef mozilla::gfx::IntPointTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.x);
WriteParam(writer, param.y);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->x) && ReadParam(reader, &result->y));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::SizeTyped<T>> {
typedef mozilla::gfx::SizeTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.width);
WriteParam(writer, param.height);
}
static bool Read(MessageReader* reader, paramType* result) {
return (ReadParam(reader, &result->width) &&
ReadParam(reader, &result->height));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::RectTyped<T>> {
typedef mozilla::gfx::RectTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.X());
WriteParam(writer, param.Y());
WriteParam(writer, param.Width());
WriteParam(writer, param.Height());
}
static bool Read(MessageReader* reader, paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(reader, &x) && ReadParam(reader, &y) &&
ReadParam(reader, &w) && ReadParam(reader, &h));
result->SetRect(x, y, w, h);
return retVal;
}
};
template <class T>
struct ParamTraits<mozilla::gfx::RectAbsoluteTyped<T>> {
typedef mozilla::gfx::RectAbsoluteTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.Left());
WriteParam(writer, param.Top());
WriteParam(writer, param.Right());
WriteParam(writer, param.Bottom());
}
static bool Read(MessageReader* reader, paramType* result) {
auto l = result->Left();
auto t = result->Top();
auto r = result->Right();
auto b = result->Bottom();
bool retVal = (ReadParam(reader, &l) && ReadParam(reader, &t) &&
ReadParam(reader, &r) && ReadParam(reader, &b));
result->SetBox(l, t, r, b);
return retVal;
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntRectTyped<T>> {
typedef mozilla::gfx::IntRectTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.X());
WriteParam(writer, param.Y());
WriteParam(writer, param.Width());
WriteParam(writer, param.Height());
}
static bool Read(MessageReader* reader, paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(reader, &x) && ReadParam(reader, &y) &&
ReadParam(reader, &w) && ReadParam(reader, &h));
result->SetRect(x, y, w, h);
return retVal;
}
};
template <>
struct ParamTraits<mozilla::gfx::Margin> {
typedef mozilla::gfx::Margin paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.top);
WriteParam(writer, param.right);
WriteParam(writer, param.bottom);
WriteParam(writer, param.left);
}
static bool Read(MessageReader* reader, paramType* result) {
return (
ReadParam(reader, &result->top) && ReadParam(reader, &result->right) &&
ReadParam(reader, &result->bottom) && ReadParam(reader, &result->left));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::MarginTyped<T>> {
typedef mozilla::gfx::MarginTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.top);
WriteParam(writer, param.right);
WriteParam(writer, param.bottom);
WriteParam(writer, param.left);
}
static bool Read(MessageReader* reader, paramType* result) {
return (
ReadParam(reader, &result->top) && ReadParam(reader, &result->right) &&
ReadParam(reader, &result->bottom) && ReadParam(reader, &result->left));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntMarginTyped<T>> {
typedef mozilla::gfx::IntMarginTyped<T> paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.top);
WriteParam(writer, param.right);
WriteParam(writer, param.bottom);
WriteParam(writer, param.left);
}
static bool Read(MessageReader* reader, paramType* result) {
return (
ReadParam(reader, &result->top) && ReadParam(reader, &result->right) &&
ReadParam(reader, &result->bottom) && ReadParam(reader, &result->left));
}
};
template <>
struct ParamTraits<nsRect> {
typedef nsRect paramType;
static void Write(MessageWriter* writer, const paramType& param) {
WriteParam(writer, param.X());
WriteParam(writer, param.Y());
WriteParam(writer, param.Width());
WriteParam(writer, param.Height());
}
static bool Read(MessageReader* reader, paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(reader, &x) && ReadParam(reader, &y) &&
ReadParam(reader, &w) && ReadParam(reader, &h));
result->SetRect(x, y, w, h);
return retVal;
}
};
template <>
struct ParamTraits<nsRegion>
: RegionParamTraits<nsRegion, nsRect, nsRegion::RectIterator> {};
template <>
struct ParamTraits<GeckoProcessType>
: public ContiguousEnumSerializer<
GeckoProcessType, GeckoProcessType_Default, GeckoProcessType_End> {};
template <>
struct ParamTraits<mozilla::gfx::SurfaceFormat>
: public ContiguousEnumSerializer<mozilla::gfx::SurfaceFormat,
mozilla::gfx::SurfaceFormat::B8G8R8A8,
mozilla::gfx::SurfaceFormat::UNKNOWN> {};
template <>
struct ParamTraits<mozilla::gfx::ColorDepth>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::ColorDepth, mozilla::gfx::ColorDepth::_First,
mozilla::gfx::ColorDepth::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::TransferFunction>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::TransferFunction,
mozilla::gfx::TransferFunction::_First,
mozilla::gfx::TransferFunction::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::ColorRange>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::ColorRange, mozilla::gfx::ColorRange::_First,
mozilla::gfx::ColorRange::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::YUVColorSpace>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::YUVColorSpace, mozilla::gfx::YUVColorSpace::_First,
mozilla::gfx::YUVColorSpace::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::YUVRangedColorSpace>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::YUVRangedColorSpace,
mozilla::gfx::YUVRangedColorSpace::_First,
mozilla::gfx::YUVRangedColorSpace::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::ColorSpace2>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::ColorSpace2, mozilla::gfx::ColorSpace2::_First,
mozilla::gfx::ColorSpace2::_Last> {};
template <>
struct ParamTraits<mozilla::StereoMode>
: public ContiguousEnumSerializer<mozilla::StereoMode,
mozilla::StereoMode::MONO,
mozilla::StereoMode::MAX> {};
template <>
struct ParamTraits<mozilla::gfx::ChromaSubsampling>
: public ContiguousEnumSerializerInclusive<
mozilla::gfx::ChromaSubsampling,
mozilla::gfx::ChromaSubsampling::_First,
mozilla::gfx::ChromaSubsampling::_Last> {};
template <>
struct ParamTraits<mozilla::gfx::ImplicitlyCopyableFloatArray>
: public ParamTraits<nsTArray<float>> {
typedef mozilla::gfx::ImplicitlyCopyableFloatArray paramType;
};
template <>
struct ParamTraits<mozilla::gfx::EmptyAttributes> {
typedef mozilla::gfx::EmptyAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {}
static bool Read(MessageReader* aReader, paramType* aResult) { return true; }
};
template <>
struct ParamTraits<mozilla::gfx::MergeAttributes> {
typedef mozilla::gfx::MergeAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {}
static bool Read(MessageReader* aReader, paramType* aResult) { return true; }
};
template <>
struct ParamTraits<mozilla::gfx::ToAlphaAttributes> {
typedef mozilla::gfx::ToAlphaAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {}
static bool Read(MessageReader* aReader, paramType* aResult) { return true; }
};
template <>
struct ParamTraits<mozilla::gfx::TileAttributes> {
typedef mozilla::gfx::TileAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {}
static bool Read(MessageReader* aReader, paramType* aResult) { return true; }
};
template <>
struct ParamTraits<mozilla::gfx::BlendAttributes> {
typedef mozilla::gfx::BlendAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mBlendMode);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &aResult->mBlendMode);
}
};
template <>
struct ParamTraits<mozilla::gfx::MorphologyAttributes> {
typedef mozilla::gfx::MorphologyAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mOperator);
WriteParam(aWriter, aParam.mRadii);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mOperator) ||
!ReadParam(aReader, &aResult->mRadii)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::FloodAttributes> {
typedef mozilla::gfx::FloodAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mColor);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mColor)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::OpacityAttributes> {
typedef mozilla::gfx::OpacityAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mOpacity);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mOpacity)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::OffsetAttributes> {
typedef mozilla::gfx::OffsetAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mValue);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mValue)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::DisplacementMapAttributes> {
typedef mozilla::gfx::DisplacementMapAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mScale);
WriteParam(aWriter, aParam.mXChannel);
WriteParam(aWriter, aParam.mYChannel);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mScale) ||
!ReadParam(aReader, &aResult->mXChannel) ||
!ReadParam(aReader, &aResult->mYChannel)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::TurbulenceAttributes> {
typedef mozilla::gfx::TurbulenceAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mOffset);
WriteParam(aWriter, aParam.mBaseFrequency);
WriteParam(aWriter, aParam.mSeed);
WriteParam(aWriter, aParam.mOctaves);
WriteParam(aWriter, aParam.mStitchable);
WriteParam(aWriter, aParam.mType);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mOffset) ||
!ReadParam(aReader, &aResult->mBaseFrequency) ||
!ReadParam(aReader, &aResult->mSeed) ||
!ReadParam(aReader, &aResult->mOctaves) ||
!ReadParam(aReader, &aResult->mStitchable) ||
!ReadParam(aReader, &aResult->mType)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ImageAttributes> {
typedef mozilla::gfx::ImageAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mFilter);
WriteParam(aWriter, aParam.mInputIndex);
WriteParam(aWriter, aParam.mTransform);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mFilter) ||
!ReadParam(aReader, &aResult->mInputIndex) ||
!ReadParam(aReader, &aResult->mTransform)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::GaussianBlurAttributes> {
typedef mozilla::gfx::GaussianBlurAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mStdDeviation);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mStdDeviation)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::DropShadowAttributes> {
typedef mozilla::gfx::DropShadowAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mStdDeviation);
WriteParam(aWriter, aParam.mOffset);
WriteParam(aWriter, aParam.mColor);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mStdDeviation) ||
!ReadParam(aReader, &aResult->mOffset) ||
!ReadParam(aReader, &aResult->mColor)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ColorMatrixAttributes> {
typedef mozilla::gfx::ColorMatrixAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mType);
WriteParam(aWriter, aParam.mValues);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mType) ||
!ReadParam(aReader, &aResult->mValues)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ComponentTransferAttributes> {
typedef mozilla::gfx::ComponentTransferAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
for (int i = 0; i < 4; ++i) {
WriteParam(aWriter, aParam.mTypes[i]);
}
for (int i = 0; i < 4; ++i) {
WriteParam(aWriter, aParam.mValues[i]);
}
}
static bool Read(MessageReader* aReader, paramType* aResult) {
for (int i = 0; i < 4; ++i) {
if (!ReadParam(aReader, &aResult->mTypes[i])) {
return false;
}
}
for (int i = 0; i < 4; ++i) {
if (!ReadParam(aReader, &aResult->mValues[i])) {
return false;
}
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ConvolveMatrixAttributes> {
typedef mozilla::gfx::ConvolveMatrixAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mKernelSize);
WriteParam(aWriter, aParam.mKernelMatrix);
WriteParam(aWriter, aParam.mDivisor);
WriteParam(aWriter, aParam.mBias);
WriteParam(aWriter, aParam.mTarget);
WriteParam(aWriter, aParam.mEdgeMode);
WriteParam(aWriter, aParam.mKernelUnitLength);
WriteParam(aWriter, aParam.mPreserveAlpha);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mKernelSize) ||
!ReadParam(aReader, &aResult->mKernelMatrix) ||
!ReadParam(aReader, &aResult->mDivisor) ||
!ReadParam(aReader, &aResult->mBias) ||
!ReadParam(aReader, &aResult->mTarget) ||
!ReadParam(aReader, &aResult->mEdgeMode) ||
!ReadParam(aReader, &aResult->mKernelUnitLength) ||
!ReadParam(aReader, &aResult->mPreserveAlpha)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::DiffuseLightingAttributes> {
typedef mozilla::gfx::DiffuseLightingAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mLightType);
WriteParam(aWriter, aParam.mLightValues);
WriteParam(aWriter, aParam.mSurfaceScale);
WriteParam(aWriter, aParam.mKernelUnitLength);
WriteParam(aWriter, aParam.mColor);
WriteParam(aWriter, aParam.mLightingConstant);
WriteParam(aWriter, aParam.mSpecularExponent);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mLightType) ||
!ReadParam(aReader, &aResult->mLightValues) ||
!ReadParam(aReader, &aResult->mSurfaceScale) ||
!ReadParam(aReader, &aResult->mKernelUnitLength) ||
!ReadParam(aReader, &aResult->mColor) ||
!ReadParam(aReader, &aResult->mLightingConstant) ||
!ReadParam(aReader, &aResult->mSpecularExponent)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::SpecularLightingAttributes> {
typedef mozilla::gfx::SpecularLightingAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mLightType);
WriteParam(aWriter, aParam.mLightValues);
WriteParam(aWriter, aParam.mSurfaceScale);
WriteParam(aWriter, aParam.mKernelUnitLength);
WriteParam(aWriter, aParam.mColor);
WriteParam(aWriter, aParam.mLightingConstant);
WriteParam(aWriter, aParam.mSpecularExponent);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mLightType) ||
!ReadParam(aReader, &aResult->mLightValues) ||
!ReadParam(aReader, &aResult->mSurfaceScale) ||
!ReadParam(aReader, &aResult->mKernelUnitLength) ||
!ReadParam(aReader, &aResult->mColor) ||
!ReadParam(aReader, &aResult->mLightingConstant) ||
!ReadParam(aReader, &aResult->mSpecularExponent)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::CompositeAttributes> {
typedef mozilla::gfx::CompositeAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mOperator);
WriteParam(aWriter, aParam.mCoefficients);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mOperator) ||
!ReadParam(aReader, &aResult->mCoefficients)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::Glyph> {
typedef mozilla::gfx::Glyph paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mIndex);
WriteParam(aWriter, aParam.mPosition);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return (ReadParam(aReader, &aResult->mIndex) &&
ReadParam(aReader, &aResult->mPosition));
}
};
template <typename T, size_t Length>
struct ParamTraits<mozilla::Array<T, Length>> {
typedef mozilla::Array<T, Length> paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
for (size_t i = 0; i < Length; i++) {
WriteParam(aWriter, aParam[i]);
}
}
static bool Read(MessageReader* aReader, paramType* aResult) {
for (size_t i = 0; i < Length; i++) {
if (!ReadParam<T>(aReader, &aResult->operator[](i))) {
return false;
}
}
return true;
}
};
template <>
struct ParamTraits<mozilla::SideBits>
: public BitFlagsEnumSerializer<mozilla::SideBits,
mozilla::SideBits::eAll> {};
template <>
struct ParamTraits<gfxSparseBitSet> {
typedef gfxSparseBitSet paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mBlockIndex);
WriteParam(aWriter, aParam.mBlocks);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &aResult->mBlockIndex) &&
ReadParam(aReader, &aResult->mBlocks);
}
};
template <>
struct ParamTraits<gfxSparseBitSet::Block> {
typedef gfxSparseBitSet::Block paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
aWriter->WriteBytes(&aParam, sizeof(aParam));
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return aReader->ReadBytesInto(aResult, sizeof(*aResult));
}
};
// The actual FontVisibility enum is defined in gfxTypes.h
template <>
struct ParamTraits<FontVisibility>
: public ContiguousEnumSerializer<FontVisibility, FontVisibility::Unknown,
FontVisibility::Count> {};
template <>
struct ParamTraits<mozilla::fontlist::Pointer> {
typedef mozilla::fontlist::Pointer paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
uint32_t v = aParam.mBlockAndOffset;
WriteParam(aWriter, v);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
uint32_t v;
if (ReadParam(aReader, &v)) {
aResult->mBlockAndOffset.store(v);
return true;
}
return false;
}
};
template <>
struct ParamTraits<mozilla::gfx::FenceInfo> {
typedef mozilla::gfx::FenceInfo paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mFenceHandle);
WriteParam(aWriter, aParam.mFenceValue);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
if (!ReadParam(aReader, &aResult->mFenceHandle) ||
!ReadParam(aReader, &aResult->mFenceValue)) {
return false;
}
return true;
}
};
} // namespace IPC
namespace mozilla {
namespace ipc {
template <>
struct IPDLParamTraits<gfx::PaintFragment> {
typedef mozilla::gfx::PaintFragment paramType;
static void Write(IPC::MessageWriter* aWriter, IProtocol* aActor,
paramType&& aParam) {
Shmem shmem;
if (aParam.mSize.IsEmpty() ||
!aActor->AllocShmem(aParam.mRecording.mLen, &shmem)) {
WriteParam(aWriter, gfx::IntSize(0, 0));
return;
}
memcpy(shmem.get<uint8_t>(), aParam.mRecording.mData,
aParam.mRecording.mLen);
WriteParam(aWriter, aParam.mSize);
WriteIPDLParam(aWriter, aActor, std::move(shmem));
WriteParam(aWriter, aParam.mDependencies);
}
static bool Read(IPC::MessageReader* aReader, IProtocol* aActor,
paramType* aResult) {
if (!ReadParam(aReader, &aResult->mSize)) {
return false;
}
if (aResult->mSize.IsEmpty()) {
return true;
}
Shmem shmem;
if (!ReadIPDLParam(aReader, aActor, &shmem) ||
!ReadParam(aReader, &aResult->mDependencies)) {
aActor->DeallocShmem(shmem);
return false;
}
if (!aResult->mRecording.Allocate(shmem.Size<uint8_t>())) {
aResult->mSize.SizeTo(0, 0);
aActor->DeallocShmem(shmem);
return true;
}
memcpy(aResult->mRecording.mData, shmem.get<uint8_t>(),
shmem.Size<uint8_t>());
aActor->DeallocShmem(shmem);
return true;
}
};
template <>
struct IPDLParamTraits<gfx::FileHandleWrapper*> {
static void Write(IPC::MessageWriter* aWriter, IProtocol* aActor,
gfx::FileHandleWrapper* aParam) {
if (!aParam) {
WriteIPDLParam(aWriter, aActor, false);
return;
}
WriteIPDLParam(aWriter, aActor, true);
mozilla::ipc::FileDescriptor desc(aParam->GetHandle());
WriteIPDLParam(aWriter, aActor, desc);
}
static bool Read(IPC::MessageReader* aReader, IProtocol* aActor,
RefPtr<gfx::FileHandleWrapper>* aResult) {
*aResult = nullptr;
bool notnull = false;
if (!ReadIPDLParam(aReader, aActor, ¬null)) {
return false;
}
if (!notnull) {
return true;
}
mozilla::ipc::FileDescriptor desc;
if (!ReadIPDLParam(aReader, aActor, &desc)) {
return false;
}
auto wrapper =
MakeRefPtr<gfx::FileHandleWrapper>(desc.TakePlatformHandle());
*aResult = std::move(wrapper);
return true;
}
};
} // namespace ipc
} // namespace mozilla
#endif /* __GFXMESSAGEUTILS_H__ */