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GfxMessageUtils.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 __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 "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/Matrix.h"
#include "mozilla/gfx/ScaleFactor.h"
#include "mozilla/gfx/ScaleFactors2D.h"
#include "nsRect.h"
#include "nsRegion.h"
#include "mozilla/Array.h"
#include "mozilla/ipc/IPDLParamTraits.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(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam._11);
WriteParam(aMsg, aParam._12);
WriteParam(aMsg, aParam._21);
WriteParam(aMsg, aParam._22);
WriteParam(aMsg, aParam._31);
WriteParam(aMsg, aParam._32);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (ReadParam(aMsg, aIter, &aResult->_11) &&
ReadParam(aMsg, aIter, &aResult->_12) &&
ReadParam(aMsg, aIter, &aResult->_21) &&
ReadParam(aMsg, aIter, &aResult->_22) &&
ReadParam(aMsg, aIter, &aResult->_31) &&
ReadParam(aMsg, aIter, &aResult->_32))
return true;
return false;
}
static void Log(const paramType& aParam, std::wstring* aLog) {
aLog->append(StringPrintf(L"[[%g %g] [%g %g] [%g %g]]", aParam._11,
aParam._12, aParam._21, aParam._22, aParam._31,
aParam._32));
}
};
template <>
struct ParamTraits<mozilla::gfx::Matrix4x4> {
typedef mozilla::gfx::Matrix4x4 paramType;
static void Write(Message* msg, const paramType& param) {
#define Wr(_f) WriteParam(msg, 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(const Message* msg, PickleIterator* iter,
paramType* result) {
#define Rd(_f) ReadParam(msg, iter, &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(Message* msg, const paramType& param) {
#define Wr(_f) WriteParam(msg, 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(const Message* msg, PickleIterator* iter,
paramType* result) {
#define Rd(_f) ReadParam(msg, iter, &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(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.x);
WriteParam(aMsg, aParam.y);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return (ReadParam(aMsg, aIter, &aResult->x) &&
ReadParam(aMsg, aIter, &aResult->y));
}
};
template <>
struct ParamTraits<gfxSize> {
typedef gfxSize paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.width);
WriteParam(aMsg, aParam.height);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (ReadParam(aMsg, aIter, &aResult->width) &&
ReadParam(aMsg, aIter, &aResult->height))
return true;
return false;
}
};
template <>
struct ParamTraits<gfxRect> {
typedef gfxRect paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.X());
WriteParam(aMsg, aParam.Y());
WriteParam(aMsg, aParam.Width());
WriteParam(aMsg, aParam.Height());
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
auto x = aResult->X();
auto y = aResult->Y();
auto w = aResult->Width();
auto h = aResult->Height();
bool retVal = (ReadParam(aMsg, aIter, &x) && ReadParam(aMsg, aIter, &y) &&
ReadParam(aMsg, aIter, &w) && ReadParam(aMsg, aIter, &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(Message* msg, const paramType& param) {
WriteParam(msg, param.r);
WriteParam(msg, param.g);
WriteParam(msg, param.b);
WriteParam(msg, param.a);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (
ReadParam(msg, iter, &result->r) && ReadParam(msg, iter, &result->g) &&
ReadParam(msg, iter, &result->b) && ReadParam(msg, iter, &result->a));
}
};
template <>
struct ParamTraits<mozilla::gfx::DeviceColor> {
typedef mozilla::gfx::DeviceColor paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.r);
WriteParam(msg, param.g);
WriteParam(msg, param.b);
WriteParam(msg, param.a);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (
ReadParam(msg, iter, &result->r) && ReadParam(msg, iter, &result->g) &&
ReadParam(msg, iter, &result->b) && ReadParam(msg, iter, &result->a));
}
};
template <>
struct ParamTraits<nsPoint> {
typedef nsPoint paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.x);
WriteParam(msg, param.y);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->x) &&
ReadParam(msg, iter, &result->y));
}
};
template <>
struct ParamTraits<nsIntPoint> {
typedef nsIntPoint paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.x);
WriteParam(msg, param.y);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->x) &&
ReadParam(msg, iter, &result->y));
}
};
template <typename T>
struct ParamTraits<mozilla::gfx::IntSizeTyped<T>> {
typedef mozilla::gfx::IntSizeTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.width);
WriteParam(msg, param.height);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->width) &&
ReadParam(msg, iter, &result->height));
}
};
template <typename Region, typename Rect, typename Iter>
struct RegionParamTraits {
typedef Region paramType;
static void Write(Message* msg, 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(msg, r);
}
// empty rects are sentinel values because nsRegions will never
// contain them
WriteParam(msg, Rect());
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
RegionBuilder<Region> builder;
Rect rect;
while (ReadParam(msg, iter, &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(Message* msg, const paramType& param) {
WriteParam(msg, param.width);
WriteParam(msg, param.height);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->width) &&
ReadParam(msg, iter, &result->height));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::CoordTyped<T>> {
typedef mozilla::gfx::CoordTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.value);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->value));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntCoordTyped<T>> {
typedef mozilla::gfx::IntCoordTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.value);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->value));
}
};
template <class T, class U>
struct ParamTraits<mozilla::gfx::ScaleFactor<T, U>> {
typedef mozilla::gfx::ScaleFactor<T, U> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.scale);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->scale));
}
};
template <class T, class U>
struct ParamTraits<mozilla::gfx::ScaleFactors2D<T, U>> {
typedef mozilla::gfx::ScaleFactors2D<T, U> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.xScale);
WriteParam(msg, param.yScale);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->xScale) &&
ReadParam(msg, iter, &result->yScale));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::PointTyped<T>> {
typedef mozilla::gfx::PointTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.x);
WriteParam(msg, param.y);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->x) &&
ReadParam(msg, iter, &result->y));
}
};
template <class F, class T>
struct ParamTraits<mozilla::gfx::Point3DTyped<F, T>> {
typedef mozilla::gfx::Point3DTyped<F, T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.x);
WriteParam(msg, param.y);
WriteParam(msg, param.z);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->x) &&
ReadParam(msg, iter, &result->y) &&
ReadParam(msg, iter, &result->z));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntPointTyped<T>> {
typedef mozilla::gfx::IntPointTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.x);
WriteParam(msg, param.y);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->x) &&
ReadParam(msg, iter, &result->y));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::SizeTyped<T>> {
typedef mozilla::gfx::SizeTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.width);
WriteParam(msg, param.height);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->width) &&
ReadParam(msg, iter, &result->height));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::RectTyped<T>> {
typedef mozilla::gfx::RectTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.X());
WriteParam(msg, param.Y());
WriteParam(msg, param.Width());
WriteParam(msg, param.Height());
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(msg, iter, &x) && ReadParam(msg, iter, &y) &&
ReadParam(msg, iter, &w) && ReadParam(msg, iter, &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(Message* msg, const paramType& param) {
WriteParam(msg, param.Left());
WriteParam(msg, param.Top());
WriteParam(msg, param.Right());
WriteParam(msg, param.Bottom());
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
auto l = result->Left();
auto t = result->Top();
auto r = result->Right();
auto b = result->Bottom();
bool retVal = (ReadParam(msg, iter, &l) && ReadParam(msg, iter, &t) &&
ReadParam(msg, iter, &r) && ReadParam(msg, iter, &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(Message* msg, const paramType& param) {
WriteParam(msg, param.X());
WriteParam(msg, param.Y());
WriteParam(msg, param.Width());
WriteParam(msg, param.Height());
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(msg, iter, &x) && ReadParam(msg, iter, &y) &&
ReadParam(msg, iter, &w) && ReadParam(msg, iter, &h));
result->SetRect(x, y, w, h);
return retVal;
}
};
template <>
struct ParamTraits<mozilla::gfx::Margin> {
typedef mozilla::gfx::Margin paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.top);
WriteParam(msg, param.right);
WriteParam(msg, param.bottom);
WriteParam(msg, param.left);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->top) &&
ReadParam(msg, iter, &result->right) &&
ReadParam(msg, iter, &result->bottom) &&
ReadParam(msg, iter, &result->left));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::MarginTyped<T>> {
typedef mozilla::gfx::MarginTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.top);
WriteParam(msg, param.right);
WriteParam(msg, param.bottom);
WriteParam(msg, param.left);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->top) &&
ReadParam(msg, iter, &result->right) &&
ReadParam(msg, iter, &result->bottom) &&
ReadParam(msg, iter, &result->left));
}
};
template <class T>
struct ParamTraits<mozilla::gfx::IntMarginTyped<T>> {
typedef mozilla::gfx::IntMarginTyped<T> paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.top);
WriteParam(msg, param.right);
WriteParam(msg, param.bottom);
WriteParam(msg, param.left);
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
return (ReadParam(msg, iter, &result->top) &&
ReadParam(msg, iter, &result->right) &&
ReadParam(msg, iter, &result->bottom) &&
ReadParam(msg, iter, &result->left));
}
};
template <>
struct ParamTraits<nsRect> {
typedef nsRect paramType;
static void Write(Message* msg, const paramType& param) {
WriteParam(msg, param.X());
WriteParam(msg, param.Y());
WriteParam(msg, param.Width());
WriteParam(msg, param.Height());
}
static bool Read(const Message* msg, PickleIterator* iter,
paramType* result) {
auto x = result->X();
auto y = result->Y();
auto w = result->Width();
auto h = result->Height();
bool retVal = (ReadParam(msg, iter, &x) && ReadParam(msg, iter, &y) &&
ReadParam(msg, iter, &w) && ReadParam(msg, iter, &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::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::StereoMode>
: public ContiguousEnumSerializer<mozilla::StereoMode,
mozilla::StereoMode::MONO,
mozilla::StereoMode::MAX> {};
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(Message* aMsg, const paramType& aParam) {}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::MergeAttributes> {
typedef mozilla::gfx::MergeAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ToAlphaAttributes> {
typedef mozilla::gfx::ToAlphaAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::TileAttributes> {
typedef mozilla::gfx::TileAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::BlendAttributes> {
typedef mozilla::gfx::BlendAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mBlendMode);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return ReadParam(aMsg, aIter, &aResult->mBlendMode);
}
};
template <>
struct ParamTraits<mozilla::gfx::MorphologyAttributes> {
typedef mozilla::gfx::MorphologyAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mOperator);
WriteParam(aMsg, aParam.mRadii);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mOperator) ||
!ReadParam(aMsg, aIter, &aResult->mRadii)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::FloodAttributes> {
typedef mozilla::gfx::FloodAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mColor);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mColor)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::OpacityAttributes> {
typedef mozilla::gfx::OpacityAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mOpacity);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mOpacity)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::OffsetAttributes> {
typedef mozilla::gfx::OffsetAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mValue);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mValue)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::DisplacementMapAttributes> {
typedef mozilla::gfx::DisplacementMapAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mScale);
WriteParam(aMsg, aParam.mXChannel);
WriteParam(aMsg, aParam.mYChannel);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mScale) ||
!ReadParam(aMsg, aIter, &aResult->mXChannel) ||
!ReadParam(aMsg, aIter, &aResult->mYChannel)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::TurbulenceAttributes> {
typedef mozilla::gfx::TurbulenceAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mOffset);
WriteParam(aMsg, aParam.mBaseFrequency);
WriteParam(aMsg, aParam.mSeed);
WriteParam(aMsg, aParam.mOctaves);
WriteParam(aMsg, aParam.mStitchable);
WriteParam(aMsg, aParam.mType);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mOffset) ||
!ReadParam(aMsg, aIter, &aResult->mBaseFrequency) ||
!ReadParam(aMsg, aIter, &aResult->mSeed) ||
!ReadParam(aMsg, aIter, &aResult->mOctaves) ||
!ReadParam(aMsg, aIter, &aResult->mStitchable) ||
!ReadParam(aMsg, aIter, &aResult->mType)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ImageAttributes> {
typedef mozilla::gfx::ImageAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mFilter);
WriteParam(aMsg, aParam.mInputIndex);
WriteParam(aMsg, aParam.mTransform);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mFilter) ||
!ReadParam(aMsg, aIter, &aResult->mInputIndex) ||
!ReadParam(aMsg, aIter, &aResult->mTransform)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::GaussianBlurAttributes> {
typedef mozilla::gfx::GaussianBlurAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mStdDeviation);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mStdDeviation)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::DropShadowAttributes> {
typedef mozilla::gfx::DropShadowAttributes paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mStdDeviation);
WriteParam(aMsg, aParam.mOffset);
WriteParam(aMsg, aParam.mColor);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
if (!ReadParam(aMsg, aIter, &aResult->mStdDeviation) ||
!ReadParam(aMsg, aIter, &aResult->mOffset) ||
!ReadParam(aMsg, aIter, &aResult->mColor)) {
return false;
}
return true;
}
};
template <>
struct ParamTraits<mozilla::gfx::ColorMatrixAttributes> {