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https://gitlab.winehq.org/wine/wine-gecko.git
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122 lines
3.8 KiB
C++
122 lines
3.8 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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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 gfxMacPlatformFontList_H_
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#define gfxMacPlatformFontList_H_
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#include "nsDataHashtable.h"
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#include "nsRefPtrHashtable.h"
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#include "gfxPlatformFontList.h"
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#include "gfxPlatform.h"
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#include "gfxPlatformMac.h"
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#include <Carbon/Carbon.h>
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#include "nsUnicharUtils.h"
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#include "nsTArray.h"
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class gfxMacPlatformFontList;
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// a single member of a font family (i.e. a single face, such as Times Italic)
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class MacOSFontEntry : public gfxFontEntry
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{
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public:
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friend class gfxMacPlatformFontList;
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MacOSFontEntry(const nsAString& aPostscriptName, int32_t aWeight,
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gfxFontFamily *aFamily, bool aIsStandardFace = false);
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// for use with data fonts
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MacOSFontEntry(const nsAString& aPostscriptName, CGFontRef aFontRef,
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uint16_t aWeight, uint16_t aStretch, uint32_t aItalicStyle,
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bool aIsUserFont, bool aIsLocal);
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virtual ~MacOSFontEntry() {
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::CGFontRelease(mFontRef);
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}
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virtual CGFontRef GetFontRef();
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virtual nsresult GetFontTable(uint32_t aTableTag,
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FallibleTArray<uint8_t>& aBuffer);
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virtual void SizeOfIncludingThis(nsMallocSizeOfFun aMallocSizeOf,
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FontListSizes* aSizes) const;
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nsresult ReadCMAP();
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bool RequiresAATLayout() const { return mRequiresAAT; }
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bool IsCFF();
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protected:
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virtual gfxFont* CreateFontInstance(const gfxFontStyle *aFontStyle, bool aNeedsBold);
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virtual bool HasFontTable(uint32_t aTableTag);
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CGFontRef mFontRef; // owning reference to the CGFont, released on destruction
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bool mFontRefInitialized;
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bool mRequiresAAT;
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bool mIsCFF;
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bool mIsCFFInitialized;
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};
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class gfxMacPlatformFontList : public gfxPlatformFontList {
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public:
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static gfxMacPlatformFontList* PlatformFontList() {
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return static_cast<gfxMacPlatformFontList*>(sPlatformFontList);
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}
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static int32_t AppleWeightToCSSWeight(int32_t aAppleWeight);
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virtual gfxFontEntry* GetDefaultFont(const gfxFontStyle* aStyle, bool& aNeedsBold);
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virtual bool GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
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virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
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const nsAString& aFontName);
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virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
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const uint8_t *aFontData, uint32_t aLength);
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void ClearPrefFonts() { mPrefFonts.Clear(); }
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private:
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friend class gfxPlatformMac;
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gfxMacPlatformFontList();
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virtual ~gfxMacPlatformFontList();
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// initialize font lists
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virtual nsresult InitFontList();
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// special case font faces treated as font families (set via prefs)
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void InitSingleFaceList();
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static void ATSNotification(ATSFontNotificationInfoRef aInfo, void* aUserArg);
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// search fonts system-wide for a given character, null otherwise
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virtual gfxFontEntry* GlobalFontFallback(const uint32_t aCh,
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int32_t aRunScript,
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const gfxFontStyle* aMatchStyle,
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uint32_t& aCmapCount);
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virtual bool UsesSystemFallback() { return true; }
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// keep track of ATS generation to prevent unneeded updates when loading downloaded fonts
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uint32_t mATSGeneration;
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enum {
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kATSGenerationInitial = -1
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};
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// default font for use with system-wide font fallback
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CTFontRef mDefaultFont;
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};
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#endif /* gfxMacPlatformFontList_H_ */
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