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 ScaledFontMac : public ScaledFontBase
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(ScaledFontMac, override)
ScaledFontMac(CGFontRef aFont, const RefPtr<UnscaledFont>& aUnscaledFont, Float aSize,
const Color &aFontSmoothingBackgroundColor = Color(),
bool aUseFontSmoothing = true, bool aOwnsFont = false);
~ScaledFontMac();
FontType GetType() const override { return FontType::MAC; }
#ifdef USE_SKIA
SkTypeface* GetSkTypeface() 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; }
Color FontSmoothingBackgroundColor() { return mFontSmoothingBackgroundColor; }
#ifdef USE_CAIRO_SCALED_FONT
cairo_font_face_t* GetCairoFontFace() override;
#endif
private:
friend class DrawTargetSkia;
CGFontRef mFont;
CTFontRef mCTFont; // only created if CTFontDrawGlyphs is available, otherwise null
Color mFontSmoothingBackgroundColor;
bool mUseFontSmoothing;
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_ */