RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType > Class Template Reference

Holds a cache of recently-used glyph objects of some type. More...

#include <juce_RenderingHelpers.h>

Inheritance diagram for RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >:

Collaboration diagram for RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >:

Public Member Functions
	GlyphCache ()
	~GlyphCache ()
void	drawGlyph (RenderTargetType &target, const Font &font, const int glyphNumber, Point< float > pos)
ReferenceCountedObjectPtr< CachedGlyphType >	findOrCreateGlyph (const Font &font, int glyphNumber)
void	reset ()

Static Public Member Functions
static GlyphCache &	getInstance ()

Private Member Functions
void	addNewGlyphSlots (int num)
CachedGlyphType *	findExistingGlyph (const Font &font, int glyphNumber) const
CachedGlyphType *	findLeastRecentlyUsedGlyph () const noexcept
CachedGlyphType *	getGlyphForReuse ()

Static Private Member Functions
static void	deleteAll ()
	Deletes all extant objects. More...
static GlyphCache *&	getSingletonPointer () noexcept

Private Attributes
Atomic< int >	accessCounter
ReferenceCountedArray< CachedGlyphType >	glyphs
Atomic< int >	hits
CriticalSection	lock
Atomic< int >	misses

Friends
struct	ContainerDeletePolicy< CachedGlyphType >

Detailed Description

template<class CachedGlyphType, class RenderTargetType>
class RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >

Holds a cache of recently-used glyph objects of some type.

Constructor & Destructor Documentation

GlyphCache()

template<class CachedGlyphType , class RenderTargetType >

RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::GlyphCache ( )

inline

~GlyphCache()

template<class CachedGlyphType , class RenderTargetType >

RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::~GlyphCache ( )

inline

Member Function Documentation

addNewGlyphSlots()

template<class CachedGlyphType , class RenderTargetType >

void RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::addNewGlyphSlots ( int  num )

inlineprivate

References ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::add(), ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::ensureStorageAllocated(), and ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::size().

deleteAll()

static void DeletedAtShutdown::deleteAll ( )

staticinherited

Deletes all extant objects.

This shouldn't be used by applications, as it's called automatically in the shutdown code of the JUCEApplicationBase class.

drawGlyph()

template<class CachedGlyphType , class RenderTargetType >

void RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::drawGlyph ( RenderTargetType &  target, const Font &  font, const int  glyphNumber, Point< float >  pos  )

inline

Referenced by RenderingHelpers::SoftwareRendererSavedState::drawGlyph().

findExistingGlyph()

template<class CachedGlyphType , class RenderTargetType >

CachedGlyphType* RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::findExistingGlyph ( const Font &  font, int  glyphNumber  ) const

inlineprivate

References ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::getUnchecked(), and ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::size().

findLeastRecentlyUsedGlyph()

template<class CachedGlyphType , class RenderTargetType >

CachedGlyphType* RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::findLeastRecentlyUsedGlyph ( ) const

inlineprivatenoexcept

References ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::getUnchecked(), and ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::size().

findOrCreateGlyph()

template<class CachedGlyphType , class RenderTargetType >

ReferenceCountedObjectPtr<CachedGlyphType> RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::findOrCreateGlyph ( const Font &  font, int  glyphNumber  )

inline

References jassert.

getGlyphForReuse()

template<class CachedGlyphType , class RenderTargetType >

CachedGlyphType* RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::getGlyphForReuse ( )

inlineprivate

References ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::getLast(), Atomic< Type >::set(), and ReferenceCountedArray< ObjectClass, TypeOfCriticalSectionToUse >::size().

getInstance()

template<class CachedGlyphType , class RenderTargetType >

static GlyphCache& RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::getInstance ( )

inlinestatic

getSingletonPointer()

template<class CachedGlyphType , class RenderTargetType >

static GlyphCache*& RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::getSingletonPointer ( )

inlinestaticprivatenoexcept

References JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR.

reset()

template<class CachedGlyphType , class RenderTargetType >

void RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::reset ( )

inline

Friends And Related Function Documentation

ContainerDeletePolicy< CachedGlyphType >

template<class CachedGlyphType , class RenderTargetType >

friend struct ContainerDeletePolicy< CachedGlyphType >

friend

Member Data Documentation

accessCounter

template<class CachedGlyphType , class RenderTargetType >

Atomic<int> RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::accessCounter

private

glyphs

template<class CachedGlyphType , class RenderTargetType >

ReferenceCountedArray<CachedGlyphType> RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::glyphs

private

hits

template<class CachedGlyphType , class RenderTargetType >

Atomic<int> RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::hits

private

lock

template<class CachedGlyphType , class RenderTargetType >

CriticalSection RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::lock

private

misses

template<class CachedGlyphType , class RenderTargetType >

Atomic<int> RenderingHelpers::GlyphCache< CachedGlyphType, RenderTargetType >::misses

private

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

• juce_RenderingHelpers.h