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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 MATHMLTEXTRUNFACTORY_H_
#define MATHMLTEXTRUNFACTORY_H_
#include "mozilla/UniquePtr.h"
#include "nsTextRunTransformations.h"
/**
* Builds textruns that render their text with MathML specific renderings.
*/
class MathMLTextRunFactory : public nsTransformingTextRunFactory {
public:
MathMLTextRunFactory(mozilla::UniquePtr<nsTransformingTextRunFactory>
aInnerTransformingTextRunFactory,
uint32_t aFlags, uint8_t aSSTYScriptLevel,
float aFontInflation)
: mInnerTransformingTextRunFactory(
std::move(aInnerTransformingTextRunFactory)),
mFlags(aFlags),
mFontInflation(aFontInflation),
mSSTYScriptLevel(aSSTYScriptLevel) {}
static uint32_t MathVariant(uint32_t aCh, mozilla::StyleMathVariant aMathVar);
virtual void RebuildTextRun(nsTransformedTextRun* aTextRun,
mozilla::gfx::DrawTarget* aRefDrawTarget,
gfxMissingFontRecorder* aMFR) override;
enum {
// Style effects which may override single character <mi> behaviour
MATH_FONT_FEATURE_DTLS = 0x4, // font feature dtls should be set
};
protected:
mozilla::UniquePtr<nsTransformingTextRunFactory>
mInnerTransformingTextRunFactory;
uint32_t mFlags;
float mFontInflation;
uint8_t mSSTYScriptLevel;
};
#endif /*MATHMLTEXTRUNFACTORY_H_*/
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