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2b03a82ba0
This removes a lot of old cruft in thebes to instantiate Cairo scaled fonts. Instead, we only instantiate the Cairo scaled font inside Moz2D when we actually need it for DrawTargetCairo. This thus gets rid of the duplicated code we had inside both Moz2D and thebes to deal with Cairo scaled fonts. Differential Revision: https://phabricator.services.mozilla.com/D47297 --HG-- extra : moz-landing-system : lando
59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_gfx_NativeFontResourceDWrite_h
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#define mozilla_gfx_NativeFontResourceDWrite_h
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#include <dwrite.h>
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#include "2D.h"
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#include "mozilla/AlreadyAddRefed.h"
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namespace mozilla {
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namespace gfx {
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class NativeFontResourceDWrite final : public NativeFontResource {
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(NativeFontResourceDWrite, override)
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/**
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* Creates a NativeFontResourceDWrite if data is valid. Note aFontData will be
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* copied if required and so can be released after calling.
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*
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* @param aFontData the SFNT data.
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* @param aDataLength length of data.
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* @return Referenced NativeFontResourceDWrite or nullptr if invalid.
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*/
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static already_AddRefed<NativeFontResourceDWrite> Create(
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uint8_t* aFontData, uint32_t aDataLength);
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already_AddRefed<UnscaledFont> CreateUnscaledFont(
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uint32_t aIndex, const uint8_t* aInstanceData,
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uint32_t aInstanceDataLength) final;
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private:
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NativeFontResourceDWrite(
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IDWriteFactory* aFactory, already_AddRefed<IDWriteFontFile> aFontFile,
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already_AddRefed<IDWriteFontFileStream> aFontFileStream,
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DWRITE_FONT_FACE_TYPE aFaceType, uint32_t aNumberOfFaces)
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: mFactory(aFactory),
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mFontFile(aFontFile),
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mFontFileStream(aFontFileStream),
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mFaceType(aFaceType),
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mNumberOfFaces(aNumberOfFaces) {}
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IDWriteFactory* mFactory;
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RefPtr<IDWriteFontFile> mFontFile;
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RefPtr<IDWriteFontFileStream> mFontFileStream;
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DWRITE_FONT_FACE_TYPE mFaceType;
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uint32_t mNumberOfFaces;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif // mozilla_gfx_NativeFontResourceDWrite_h
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