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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 mozilla_layout_InlineTranslator_h
#define mozilla_layout_InlineTranslator_h
#include <string>
#include "mozilla/gfx/2D.h"
#include "mozilla/gfx/Filters.h"
#include "mozilla/gfx/RecordedEvent.h"
namespace mozilla {
namespace gfx {
using gfx::DrawTarget;
using gfx::FilterNode;
using gfx::GradientStops;
using gfx::NativeFontResource;
using gfx::Path;
using gfx::ReferencePtr;
using gfx::ScaledFont;
using gfx::SourceSurface;
using gfx::Translator;
class InlineTranslator : public Translator {
public:
InlineTranslator();
explicit InlineTranslator(DrawTarget* aDT, void* aFontContext = nullptr);
bool TranslateRecording(char*, size_t len);
void SetExternalSurfaces(
nsRefPtrHashtable<nsUint64HashKey, SourceSurface>* aExternalSurfaces) {
mExternalSurfaces = aExternalSurfaces;
}
void SetReferenceDrawTargetTransform(const Matrix& aTransform) {
mBaseDTTransform = aTransform;
}
DrawTarget* LookupDrawTarget(ReferencePtr aRefPtr) final {
DrawTarget* result = mDrawTargets.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
Path* LookupPath(ReferencePtr aRefPtr) final {
Path* result = mPaths.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
SourceSurface* LookupSourceSurface(ReferencePtr aRefPtr) final {
SourceSurface* result = mSourceSurfaces.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
FilterNode* LookupFilterNode(ReferencePtr aRefPtr) final {
FilterNode* result = mFilterNodes.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
already_AddRefed<GradientStops> LookupGradientStops(
ReferencePtr aRefPtr) final {
return mGradientStops.Get(aRefPtr);
}
ScaledFont* LookupScaledFont(ReferencePtr aRefPtr) final {
ScaledFont* result = mScaledFonts.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
UnscaledFont* LookupUnscaledFont(ReferencePtr aRefPtr) final {
UnscaledFont* result = mUnscaledFonts.GetWeak(aRefPtr);
MOZ_ASSERT(result);
return result;
}
NativeFontResource* LookupNativeFontResource(uint64_t aKey) final {
NativeFontResource* result = mNativeFontResources.GetWeak(aKey);
MOZ_ASSERT(result);
return result;
}
already_AddRefed<SourceSurface> LookupExternalSurface(uint64_t aKey) override;
void AddDrawTarget(ReferencePtr aRefPtr, DrawTarget* aDT) final {
mDrawTargets.InsertOrUpdate(aRefPtr, RefPtr{aDT});
}
void AddPath(ReferencePtr aRefPtr, Path* aPath) final {
mPaths.InsertOrUpdate(aRefPtr, RefPtr{aPath});
}
void AddSourceSurface(ReferencePtr aRefPtr, SourceSurface* aSurface) final {
mSourceSurfaces.InsertOrUpdate(aRefPtr, RefPtr{aSurface});
}
void AddFilterNode(ReferencePtr aRefPtr, FilterNode* aFilter) final {
mFilterNodes.InsertOrUpdate(aRefPtr, RefPtr{aFilter});
}
void AddGradientStops(ReferencePtr aRefPtr, GradientStops* aStops) final {
mGradientStops.InsertOrUpdate(aRefPtr, RefPtr{aStops});
}
void AddScaledFont(ReferencePtr aRefPtr, ScaledFont* aScaledFont) final {
mScaledFonts.InsertOrUpdate(aRefPtr, RefPtr{aScaledFont});
}
void AddUnscaledFont(ReferencePtr aRefPtr,
UnscaledFont* aUnscaledFont) final {
mUnscaledFonts.InsertOrUpdate(aRefPtr, RefPtr{aUnscaledFont});
}
void AddNativeFontResource(uint64_t aKey,
NativeFontResource* aScaledFontResouce) final {
mNativeFontResources.InsertOrUpdate(aKey, RefPtr{aScaledFontResouce});
}
void RemoveDrawTarget(ReferencePtr aRefPtr) override {
mDrawTargets.Remove(aRefPtr);
}
void RemovePath(ReferencePtr aRefPtr) final { mPaths.Remove(aRefPtr); }
void RemoveSourceSurface(ReferencePtr aRefPtr) override {
mSourceSurfaces.Remove(aRefPtr);
}
void RemoveFilterNode(ReferencePtr aRefPtr) final {
mFilterNodes.Remove(aRefPtr);
}
void RemoveGradientStops(ReferencePtr aRefPtr) final {
mGradientStops.Remove(aRefPtr);
}
void RemoveScaledFont(ReferencePtr aRefPtr) final {
mScaledFonts.Remove(aRefPtr);
}
void RemoveUnscaledFont(ReferencePtr aRefPtr) final {
mUnscaledFonts.Remove(aRefPtr);
}
already_AddRefed<DrawTarget> CreateDrawTarget(
ReferencePtr aRefPtr, const gfx::IntSize& aSize,
gfx::SurfaceFormat aFormat) override;
mozilla::gfx::DrawTarget* GetReferenceDrawTarget() final {
MOZ_ASSERT(mBaseDT, "mBaseDT has not been initialized.");
return mBaseDT;
}
Matrix GetReferenceDrawTargetTransform() final { return mBaseDTTransform; }
void* GetFontContext() final { return mFontContext; }
std::string GetError() { return mError; }
protected:
RefPtr<DrawTarget> mBaseDT;
Matrix mBaseDTTransform;
nsRefPtrHashtable<nsPtrHashKey<void>, DrawTarget> mDrawTargets;
private:
void* mFontContext;
std::string mError;
nsRefPtrHashtable<nsPtrHashKey<void>, Path> mPaths;
nsRefPtrHashtable<nsPtrHashKey<void>, SourceSurface> mSourceSurfaces;
nsRefPtrHashtable<nsPtrHashKey<void>, FilterNode> mFilterNodes;
nsRefPtrHashtable<nsPtrHashKey<void>, GradientStops> mGradientStops;
nsRefPtrHashtable<nsPtrHashKey<void>, ScaledFont> mScaledFonts;
nsRefPtrHashtable<nsPtrHashKey<void>, UnscaledFont> mUnscaledFonts;
nsRefPtrHashtable<nsUint64HashKey, NativeFontResource> mNativeFontResources;
nsRefPtrHashtable<nsUint64HashKey, SourceSurface>* mExternalSurfaces =
nullptr;
};
} // namespace gfx
} // namespace mozilla
#endif // mozilla_layout_InlineTranslator_h
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