Source code

Revision control

Other Tools

/* -*- 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_GFX_UNSCALEDFONTDWRITE_H_
#define MOZILLA_GFX_UNSCALEDFONTDWRITE_H_
#include <dwrite.h>
#include "2D.h"
namespace mozilla {
namespace gfx {
class ScaledFontDWrite;
class UnscaledFontDWrite final : public UnscaledFont {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontDWrite, override)
UnscaledFontDWrite(const RefPtr<IDWriteFontFace>& aFontFace,
const RefPtr<IDWriteFont>& aFont)
: mFontFace(aFontFace), mFont(aFont) {}
FontType GetType() const override { return FontType::DWRITE; }
const RefPtr<IDWriteFontFace>& GetFontFace() const { return mFontFace; }
const RefPtr<IDWriteFont>& GetFont() const { return mFont; }
bool GetFontFileData(FontFileDataOutput aDataCallback, void* aBaton) override;
already_AddRefed<ScaledFont> CreateScaledFont(
Float aGlyphSize, const uint8_t* aInstanceData,
uint32_t aInstanceDataLength, const FontVariation* aVariations,
uint32_t aNumVariations) override;
already_AddRefed<ScaledFont> CreateScaledFontFromWRFont(
Float aGlyphSize, const wr::FontInstanceOptions* aOptions,
const wr::FontInstancePlatformOptions* aPlatformOptions,
const FontVariation* aVariations, uint32_t aNumVariations) override;
bool GetFontDescriptor(FontDescriptorOutput aCb, void* aBaton) override;
static already_AddRefed<UnscaledFont> CreateFromFontDescriptor(
const uint8_t* aData, uint32_t aDataLength, uint32_t aIndex);
private:
bool InitBold();
RefPtr<IDWriteFontFace> mFontFace;
RefPtr<IDWriteFontFace> mFontFaceBold;
RefPtr<IDWriteFont> mFont;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_UNSCALEDFONTDWRITE_H_ */