gecko-dev/gfx/2d/ScaledFontMac.h

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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 MOZILLA_GFX_SCALEDFONTMAC_H_
#define MOZILLA_GFX_SCALEDFONTMAC_H_
#ifdef MOZ_WIDGET_COCOA
# include <ApplicationServices/ApplicationServices.h>
#else
# include <CoreGraphics/CoreGraphics.h>
# include <CoreText/CoreText.h>
#endif
#include "2D.h"
#include "ScaledFontBase.h"
namespace mozilla {
namespace gfx {
class UnscaledFontMac;
class ScaledFontMac : public ScaledFontBase {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontMac, override)
ScaledFontMac(CGFontRef aFont, const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
bool aOwnsFont = false,
const DeviceColor& aFontSmoothingBackgroundColor = DeviceColor(),
bool aUseFontSmoothing = true, bool aApplySyntheticBold = false);
~ScaledFontMac();
FontType GetType() const override { return FontType::MAC; }
#ifdef USE_SKIA
SkTypeface* CreateSkTypeface() override;
void SetupSkFontDrawOptions(SkFont& aFont) override;
#endif
already_AddRefed<Path> GetPathForGlyphs(const GlyphBuffer& aBuffer,
const DrawTarget* aTarget) override;
bool GetFontInstanceData(FontInstanceDataOutput aCb, void* aBaton) override;
bool GetWRFontInstanceOptions(Maybe<wr::FontInstanceOptions>* aOutOptions,
Maybe<wr::FontInstancePlatformOptions>* aOutPlatformOptions,
std::vector<FontVariation>* aOutVariations) override;
bool CanSerialize() override { return true; }
DeviceColor FontSmoothingBackgroundColor() { return mFontSmoothingBackgroundColor; }
#ifdef USE_CAIRO_SCALED_FONT
cairo_font_face_t* CreateCairoFontFace(cairo_font_options_t* aFontOptions) override;
#endif
private:
friend class DrawTargetSkia;
friend class UnscaledFontMac;
CGFontRef mFont;
CTFontRef mCTFont; // only created if CTFontDrawGlyphs is available, otherwise null
DeviceColor mFontSmoothingBackgroundColor;
bool mUseFontSmoothing;
bool mApplySyntheticBold;
struct InstanceData {
explicit InstanceData(ScaledFontMac* aScaledFont)
: mFontSmoothingBackgroundColor(aScaledFont->mFontSmoothingBackgroundColor),
mUseFontSmoothing(aScaledFont->mUseFontSmoothing),
mApplySyntheticBold(aScaledFont->mApplySyntheticBold) {}
InstanceData(const wr::FontInstanceOptions* aOptions,
const wr::FontInstancePlatformOptions* aPlatformOptions);
DeviceColor mFontSmoothingBackgroundColor;
bool mUseFontSmoothing;
bool mApplySyntheticBold;
};
typedef void(CTFontDrawGlyphsFuncT)(CTFontRef, const CGGlyph[], const CGPoint[], size_t,
CGContextRef);
static bool sSymbolLookupDone;
public:
// function pointer for CTFontDrawGlyphs, if available;
// initialized the first time a ScaledFontMac is created,
// so it will be valid by the time DrawTargetCG wants to use it
static CTFontDrawGlyphsFuncT* CTFontDrawGlyphsPtr;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_SCALEDFONTMAC_H_ */