/* -*- 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_SCALEDFONTFONTCONFIG_H_
#define MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_
#include "ScaledFontBase.h"
#include <cairo-ft.h>
namespace mozilla {
namespace gfx {
class NativeFontResourceFontconfig;
class UnscaledFontFontconfig;
class ScaledFontFontconfig :
public ScaledFontBase {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontFontconfig, override)
ScaledFontFontconfig(RefPtr<SharedFTFace>&& aFace, FcPattern* aPattern,
const RefPtr<UnscaledFont>& aUnscaledFont,
Float aSize);
FontType GetType()
const override {
return FontType::FONTCONFIG; }
SkTypeface* CreateSkTypeface() override;
void SetupSkFontDrawOptions(SkFont& aFont) override;
AntialiasMode GetDefaultAAMode() override;
bool UseSubpixelPosition()
const override;
bool CanSerialize() override {
return true; }
bool MayUseBitmaps() override;
bool GetFontInstanceData(FontInstanceDataOutput aCb,
void* aBaton) override;
bool GetWRFontInstanceOptions(
Maybe<wr::FontInstanceOptions>* aOutOptions,
Maybe<wr::FontInstancePlatformOptions>* aOutPlatformOptions,
std::vector<FontVariation>* aOutVariations) override;
bool HasVariationSettings() override;
protected:
cairo_font_face_t* CreateCairoFontFace(
cairo_font_options_t* aFontOptions) override;
private:
friend class NativeFontResourceFontconfig;
friend class UnscaledFontFontconfig;
struct InstanceData {
enum {
AUTOHINT = 1 << 0,
EMBEDDED_BITMAP = 1 << 1,
EMBOLDEN = 1 << 2,
HINT_METRICS = 1 << 3,
LCD_VERTICAL = 1 << 4,
SUBPIXEL_BGR = 1 << 5,
};
explicit InstanceData(FcPattern* aPattern);
InstanceData(
const wr::FontInstanceOptions* aOptions,
const wr::FontInstancePlatformOptions* aPlatformOptions);
void SetupFontOptions(cairo_font_options_t* aFontOptions,
int* aOutLoadFlags,
unsigned int* aOutSynthFlags)
const;
uint8_t mFlags;
AntialiasMode mAntialias;
FontHinting mHinting;
uint8_t mLcdFilter;
};
ScaledFontFontconfig(RefPtr<SharedFTFace>&& aFace,
const InstanceData& aInstanceData,
const RefPtr<UnscaledFont>& aUnscaledFont,
Float aSize);
RefPtr<SharedFTFace> mFace;
InstanceData mInstanceData;
};
}
// namespace gfx
}
// namespace mozilla
#endif /* MOZILLA_GFX_SCALEDFONTFONTCONFIG_H_ */
