gecko-dev/gfx/2d/UnscaledFontMac.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_UNSCALEDFONTMAC_H_
#define MOZILLA_GFX_UNSCALEDFONTMAC_H_
#ifdef MOZ_WIDGET_COCOA
# include <ApplicationServices/ApplicationServices.h>
#else
# include <CoreGraphics/CoreGraphics.h>
# include <CoreText/CoreText.h>
#endif
#include "2D.h"
namespace mozilla {
namespace gfx {
class UnscaledFontMac final : public UnscaledFont {
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontMac, override)
explicit UnscaledFontMac(CGFontRef aFont, bool aIsDataFont = false)
: mFont(aFont),
mIsDataFont(aIsDataFont),
mHasColorGlyphs(CheckForColorGlyphs()) {
CFRetain(mFont);
}
UnscaledFontMac(CGFontRef aFont, bool aIsDataFont, bool aHasColorGlyphs)
: mFont(aFont),
mIsDataFont(aIsDataFont),
mHasColorGlyphs(aHasColorGlyphs) {
CFRetain(mFont);
}
virtual ~UnscaledFontMac() {
if (mAxesCache) {
CFRelease(mAxesCache);
}
CFRelease(mFont);
}
FontType GetType() const override { return FontType::MAC; }
CGFontRef GetFont() const { return mFont; }
bool GetFontFileData(FontFileDataOutput aDataCallback, void* aBaton) override;
bool IsDataFont() const { return mIsDataFont; }
bool HasColorGlyphs() const { return mHasColorGlyphs; }
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;
static CGFontRef CreateCGFontWithVariations(CGFontRef aFont,
CFArrayRef& aAxesCache,
uint32_t aVariationCount,
const FontVariation* aVariations);
bool GetFontDescriptor(FontDescriptorOutput aCb, void* aBaton) override;
CFArrayRef& AxesCache() { return mAxesCache; }
static already_AddRefed<UnscaledFont> CreateFromFontDescriptor(
const uint8_t* aData, uint32_t aDataLength, uint32_t aIndex);
private:
bool CheckForColorGlyphs();
CGFontRef mFont;
CFArrayRef mAxesCache = nullptr; // Cached array of variation axis details
bool mIsDataFont;
bool mHasColorGlyphs;
};
} // namespace gfx
} // namespace mozilla
#endif /* MOZILLA_GFX_UNSCALEDFONTMAC_H_ */