#include <SkSGRenderNode.h>

Inheritance diagram for sksg::CustomRenderNode:

Protected Member Functions
	CustomRenderNode (std::vector< sk_sp< RenderNode > > &&children)

	~CustomRenderNode () override

const std::vector< sk_sp< RenderNode > > &	children () const

bool	hasChildrenInval () const

Protected Member Functions inherited from sksg::RenderNode
	RenderNode (uint32_t inval_traits=0)

virtual void	onRender (SkCanvas , const RenderContext ) const =0

virtual const RenderNode *	onNodeAt (const SkPoint &p) 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::RenderNode
void	render (SkCanvas , const RenderContext =nullptr) const

const RenderNode *	nodeAt (const SkPoint &point) const

bool	isVisible () const

void	setVisible (bool)

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

Clients outside SkSG looking to implement custom render nodes, should derive from this class instead of RenderNode. It handles various book-keeping, and provides a controlled extension point.

Definition at line 140 of file SkSGRenderNode.h.

Constructor & Destructor Documentation

◆ CustomRenderNode()

sksg::CustomRenderNode::CustomRenderNode ( std::vector< sk_sp< RenderNode > > && children )

explicitprotected

Definition at line 231 of file SkSGRenderNode.cpp.

    : INHERITED(kOverrideDamage_Trait)  // We cannot make any assumptions - override conservatively.
    , fChildren(std::move(children)) {
    for (const auto& child : fChildren) {
        this->observeInval(child);
    }
}

◆ ~CustomRenderNode()

sksg::CustomRenderNode::~CustomRenderNode ( )

overrideprotected

Definition at line 239 of file SkSGRenderNode.cpp.

                                    {
    for (const auto& child : fChildren) {
        this->unobserveInval(child);
    }
}

Member Function Documentation

◆ children()

const std::vector< sk_sp< RenderNode > > & sksg::CustomRenderNode::children ( ) const

inlineprotected

Definition at line 145 of file SkSGRenderNode.h.

145{ return fChildren; }

◆ hasChildrenInval()

bool sksg::CustomRenderNode::hasChildrenInval ( ) const

protected

Definition at line 245 of file SkSGRenderNode.cpp.

                                              {
    for (const auto& child : fChildren) {
        if (NodePriv::HasInval(child)) {
            return true;
        }
    }
 
    return false;
}

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

third_party/skia/modules/sksg/include/SkSGRenderNode.h
third_party/skia/modules/sksg/src/SkSGRenderNode.cpp

Protected Member Functions