sksg::GeometryEffect Class Reference

#include <SkSGGeometryEffect.h>

Inheritance diagram for sksg::GeometryEffect:

Protected Member Functions
	GeometryEffect (sk_sp< GeometryNode >)
	~GeometryEffect () override
void	onClip (SkCanvas *, bool antiAlias) const final
void	onDraw (SkCanvas *, const SkPaint &) const final
bool	onContains (const SkPoint &) const final
SkRect	onRevalidate (InvalidationController *, const SkMatrix &) final
SkPath	onAsPath () const final
virtual SkPath	onRevalidateEffect (const sk_sp< GeometryNode > &)=0
Protected Member Functions inherited from sksg::GeometryNode
	GeometryNode ()
virtual void	onClip (SkCanvas *, bool antiAlias) const =0
virtual void	onDraw (SkCanvas *, const SkPaint &) const =0
virtual bool	onContains (const SkPoint &) const =0
virtual SkPath	onAsPath () const =0
Protected Member Functions inherited from sksg::Node
	Node (uint32_t invalTraits)
	~Node () override
const SkRect &	bounds () const
bool	hasInval () const
virtual SkRect	onRevalidate (InvalidationController *, const SkMatrix &ctm)=0
void	observeInval (const sk_sp< Node > &)
void	unobserveInval (const sk_sp< Node > &)

Additional Inherited Members
Public Member Functions inherited from sksg::GeometryNode
void	clip (SkCanvas *, bool antiAlias) const
void	draw (SkCanvas *, const SkPaint &) const
bool	contains (const SkPoint &) const
SkPath	asPath () const
Public Member Functions inherited from sksg::Node
const SkRect &	revalidate (InvalidationController *, const SkMatrix &)
void	invalidate (bool damage=true)
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const
Protected Types inherited from sksg::Node
enum	InvalTraits { kBubbleDamage_Trait = 1 << 0 , kOverrideDamage_Trait = 1 << 1 }

Detailed Description

Base class for geometry effects.

Definition at line 34 of file SkSGGeometryEffect.h.

Constructor & Destructor Documentation

GeometryEffect()

sksg::GeometryEffect::GeometryEffect ( sk_sp< GeometryNode >  child )

explicitprotected

Definition at line 35 of file SkSGGeometryEffect.cpp.

    : fChild(std::move(child)) {
    SkASSERT(fChild);
 
    this->observeInval(fChild);
}

~GeometryEffect()

sksg::GeometryEffect::~GeometryEffect ( )

overrideprotected

Definition at line 42 of file SkSGGeometryEffect.cpp.

                                {
    this->unobserveInval(fChild);
}

Member Function Documentation

onAsPath()

SkPath sksg::GeometryEffect::onAsPath ( ) const

finalprotectedvirtual

Implements sksg::GeometryNode.

Definition at line 58 of file SkSGGeometryEffect.cpp.

                                      {
    return fPath;
}

onClip()

void sksg::GeometryEffect::onClip ( SkCanvas *  canvas, bool  antiAlias  ) const

finalprotectedvirtual

Implements sksg::GeometryNode.

Definition at line 46 of file SkSGGeometryEffect.cpp.

                                                                  {
    canvas->clipPath(fPath, SkClipOp::kIntersect, antiAlias);
}

onContains()

bool sksg::GeometryEffect::onContains ( const SkPoint &  p ) const

finalprotectedvirtual

Implements sksg::GeometryNode.

Definition at line 54 of file SkSGGeometryEffect.cpp.

                                                      {
    return fPath.contains(p.x(), p.y());
}

onDraw()

void sksg::GeometryEffect::onDraw ( SkCanvas *  canvas, const SkPaint &  paint  ) const

finalprotectedvirtual

Implements sksg::GeometryNode.

Definition at line 50 of file SkSGGeometryEffect.cpp.

                                                                        {
    canvas->drawPath(fPath, paint);
}

onRevalidate()

SkRect sksg::GeometryEffect::onRevalidate ( InvalidationController *  ic, const SkMatrix &  ctm  )

finalprotectedvirtual

Implements sksg::Node.

Definition at line 62 of file SkSGGeometryEffect.cpp.

                                                                                   {
    SkASSERT(this->hasInval());
 
    fChild->revalidate(ic, ctm);
 
    fPath = this->onRevalidateEffect(fChild);
    SkPathPriv::ShrinkToFit(&fPath);
 
    return fPath.computeTightBounds();
}

onRevalidateEffect()

virtual SkPath sksg::GeometryEffect::onRevalidateEffect ( const sk_sp< GeometryNode > &  )

protectedpure virtual

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

• third_party/skia/modules/sksg/include/SkSGGeometryEffect.h
• third_party/skia/modules/sksg/src/SkSGGeometryEffect.cpp