зеркало из https://github.com/mozilla/gecko-dev.git
78 строки
2.2 KiB
C++
78 строки
2.2 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_SCALEDFONTFONTCONFIG_H_
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#define MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_
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#include "ScaledFontBase.h"
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#include <cairo-ft.h>
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namespace mozilla {
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namespace gfx {
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class NativeFontResourceFontconfig;
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class UnscaledFontFontconfig;
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class ScaledFontFontconfig : public ScaledFontBase {
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontFontconfig, override)
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ScaledFontFontconfig(cairo_scaled_font_t* aScaledFont, FcPattern* aPattern,
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const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize);
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~ScaledFontFontconfig();
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FontType GetType() const override { return FontType::FONTCONFIG; }
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#ifdef USE_SKIA
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SkTypeface* CreateSkTypeface() override;
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#endif
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bool CanSerialize() override { return true; }
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bool GetFontInstanceData(FontInstanceDataOutput aCb, void* aBaton) override;
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bool GetWRFontInstanceOptions(
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Maybe<wr::FontInstanceOptions>* aOutOptions,
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Maybe<wr::FontInstancePlatformOptions>* aOutPlatformOptions,
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std::vector<FontVariation>* aOutVariations) override;
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bool HasVariationSettings() override;
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private:
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friend class NativeFontResourceFontconfig;
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friend class UnscaledFontFontconfig;
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struct InstanceData {
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enum {
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ANTIALIAS = 1 << 0,
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AUTOHINT = 1 << 1,
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EMBEDDED_BITMAP = 1 << 2,
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EMBOLDEN = 1 << 3,
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VERTICAL_LAYOUT = 1 << 4,
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HINT_METRICS = 1 << 5
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};
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InstanceData(cairo_scaled_font_t* aScaledFont, FcPattern* aPattern);
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InstanceData(const wr::FontInstanceOptions* aOptions,
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const wr::FontInstancePlatformOptions* aPlatformOptions);
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void SetupPattern(FcPattern* aPattern) const;
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void SetupFontOptions(cairo_font_options_t* aFontOptions) const;
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uint8_t mFlags;
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uint8_t mHintStyle;
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uint8_t mSubpixelOrder;
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uint8_t mLcdFilter;
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};
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FcPattern* mPattern;
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};
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} // namespace gfx
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} // namespace mozilla
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#endif /* MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_ */
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