SkFuchsiaFontDataCache Class Reference

Inheritance diagram for SkFuchsiaFontDataCache:

Public Member Functions
	SkFuchsiaFontDataCache ()=default
	~SkFuchsiaFontDataCache ()
sk_sp< SkData >	GetOrCreateSkData (int bufferId, const fuchsia::mem::Buffer &buffer)
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const

Detailed Description

Definition at line 30 of file SkFontMgr_fuchsia.cpp.

Constructor & Destructor Documentation

SkFuchsiaFontDataCache()

SkFuchsiaFontDataCache::SkFuchsiaFontDataCache ( )

default

~SkFuchsiaFontDataCache()

SkFuchsiaFontDataCache::~SkFuchsiaFontDataCache ( )

inline

Definition at line 33 of file SkFontMgr_fuchsia.cpp.

{ SkASSERT(fBuffers.empty()); }

Member Function Documentation

GetOrCreateSkData()

sk_sp< SkData > SkFuchsiaFontDataCache::GetOrCreateSkData	(	int	bufferId,
		const fuchsia::mem::Buffer &	buffer
	)

Definition at line 50 of file SkFontMgr_fuchsia.cpp.

                                                                                        {
    SkAutoMutexExclusive mutexLock(fMutex);
 
    auto iter = fBuffers.find(bufferId);
    if (iter != fBuffers.end()) {
        return sk_ref_sp(iter->second);
    }
    auto font_mgr = sk_ref_sp(this);
 
    uint64_t size = buffer.size;
    uintptr_t mapped_addr = 0;
    zx_status_t status =
            zx::vmar::root_self()->map(ZX_VM_PERM_READ, 0, buffer.vmo, 0, size, &mapped_addr);
    if (status != ZX_OK) return nullptr;
 
    auto context = new ReleaseSkDataContext{sk_ref_sp(this), bufferId};
    auto data = SkData::MakeWithProc(
            reinterpret_cast<void*>(mapped_addr), size, ReleaseSkData, context);
    SkASSERT(data);
 
    fBuffers[bufferId] = data.get();
    return data;
}

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The documentation for this class was generated from the following file:

• third_party/skia/src/ports/SkFontMgr_fuchsia.cpp