зеркало из https://github.com/mozilla/gecko-dev.git
102 строки
2.7 KiB
C++
102 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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_UNSCALEDFONTFREETYPE_H_
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#define MOZILLA_GFX_UNSCALEDFONTFREETYPE_H_
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#include <cairo-ft.h>
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#include "2D.h"
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namespace mozilla {
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namespace gfx {
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class UnscaledFontFreeType : public UnscaledFont
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontFreeType, override)
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explicit UnscaledFontFreeType(FT_Face aFace,
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bool aOwnsFace = false)
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: mFace(aFace)
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, mOwnsFace(aOwnsFace)
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, mIndex(0)
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{}
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explicit UnscaledFontFreeType(const char* aFile,
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uint32_t aIndex = 0)
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: mFace(nullptr)
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, mOwnsFace(false)
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, mFile(aFile)
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, mIndex(aIndex)
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{}
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~UnscaledFontFreeType()
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{
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if (mOwnsFace) {
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FT_Done_Face(mFace);
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}
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}
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FontType GetType() const override { return FontType::FREETYPE; }
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FT_Face GetFace() const { return mFace; }
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const char* GetFile() const { return mFile.c_str(); }
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uint32_t GetIndex() const { return mIndex; }
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struct FontDescriptor
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{
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uint32_t mPathLength;
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uint32_t mIndex;
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};
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bool GetFontFileData(FontFileDataOutput aDataCallback, void* aBaton) override;
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bool GetFontDescriptor(FontDescriptorOutput aCb, void* aBaton) override;
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private:
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FT_Face mFace;
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bool mOwnsFace;
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std::string mFile;
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uint32_t mIndex;
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};
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#ifdef MOZ_WIDGET_GTK
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class UnscaledFontFontconfig : public UnscaledFontFreeType
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(UnscaledFontFontconfig, override)
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explicit UnscaledFontFontconfig(FT_Face aFace,
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bool aOwnsFace = false)
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: UnscaledFontFreeType(aFace, aOwnsFace)
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{}
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explicit UnscaledFontFontconfig(const char* aFile,
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uint32_t aIndex = 0)
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: UnscaledFontFreeType(aFile, aIndex)
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{}
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UnscaledFontFontconfig(FT_Face aFace,
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NativeFontResource* aNativeFontResource)
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: UnscaledFontFreeType(aFace, false)
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, mNativeFontResource(aNativeFontResource)
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{}
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FontType GetType() const override { return FontType::FONTCONFIG; }
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static already_AddRefed<UnscaledFont>
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CreateFromFontDescriptor(const uint8_t* aData, uint32_t aDataLength);
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already_AddRefed<ScaledFont>
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CreateScaledFont(Float aGlyphSize,
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const uint8_t* aInstanceData,
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uint32_t aInstanceDataLength) override;
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private:
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RefPtr<NativeFontResource> mNativeFontResource;
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};
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#endif
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} // namespace gfx
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} // namespace mozilla
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#endif /* MOZILLA_GFX_UNSCALEDFONTFREETYPE_H_ */
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