SkSVGPattern Class Reference

#include <SkSVGPattern.h>

Inheritance diagram for SkSVGPattern:

Static Public Member Functions
static sk_sp< SkSVGPattern >	Make ()

Protected Member Functions
	SkSVGPattern ()
bool	parseAndSetAttribute (const char *, const char *) override
bool	onAsPaint (const SkSVGRenderContext &, SkPaint *) const override
Protected Member Functions inherited from SkSVGHiddenContainer
	SkSVGHiddenContainer (SkSVGTag t)
void	onRender (const SkSVGRenderContext &) const final
Protected Member Functions inherited from SkSVGContainer
	SkSVGContainer (SkSVGTag)
void	onRender (const SkSVGRenderContext &) const override
SkPath	onAsPath (const SkSVGRenderContext &) const override
SkRect	onObjectBoundingBox (const SkSVGRenderContext &) const override
bool	hasChildren () const final
template<typename NodeType , typename Func >
void	forEachChild (Func func) const
Protected Member Functions inherited from SkSVGTransformableNode
	SkSVGTransformableNode (SkSVGTag)
bool	onPrepareToRender (SkSVGRenderContext *) const override
void	onSetAttribute (SkSVGAttribute, const SkSVGValue &) override
void	mapToParent (SkPath *) const
void	mapToParent (SkRect *) const
Protected Member Functions inherited from SkSVGNode
	SkSVGNode (SkSVGTag)
virtual bool	onPrepareToRender (SkSVGRenderContext *) const
virtual void	onRender (const SkSVGRenderContext &) const =0
virtual bool	onAsPaint (const SkSVGRenderContext &, SkPaint *) const
virtual SkPath	onAsPath (const SkSVGRenderContext &) const =0
virtual void	onSetAttribute (SkSVGAttribute, const SkSVGValue &)
virtual bool	hasChildren () const
virtual SkRect	onObjectBoundingBox (const SkSVGRenderContext &) const

Additional Inherited Members
Public Member Functions inherited from SkSVGContainer
void	appendChild (sk_sp< SkSVGNode >) override
Public Member Functions inherited from SkSVGTransformableNode
void	setTransform (const SkSVGTransformType &t)
Public Member Functions inherited from SkSVGNode
	~SkSVGNode () override
SkSVGTag	tag () const
virtual void	appendChild (sk_sp< SkSVGNode >)=0
void	render (const SkSVGRenderContext &) const
bool	asPaint (const SkSVGRenderContext &, SkPaint *) const
SkPath	asPath (const SkSVGRenderContext &) const
SkRect	objectBoundingBox (const SkSVGRenderContext &) const
void	setAttribute (SkSVGAttribute, const SkSVGValue &)
bool	setAttribute (const char *attributeName, const char *attributeValue)
virtual bool	parseAndSetAttribute (const char *name, const char *value)
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const
Static Protected Member Functions inherited from SkSVGNode
static SkMatrix	ComputeViewboxMatrix (const SkRect &, const SkRect &, SkSVGPreserveAspectRatio)
Protected Attributes inherited from SkSVGContainer
skia_private::STArray< 1, sk_sp< SkSVGNode >, true >	fChildren

Detailed Description

Definition at line 16 of file SkSVGPattern.h.

Constructor & Destructor Documentation

SkSVGPattern()

SkSVGPattern::SkSVGPattern ( )

protected

Definition at line 17 of file SkSVGPattern.cpp.

: INHERITED(SkSVGTag::kPattern) {}

Member Function Documentation

Make()

static sk_sp< SkSVGPattern > SkSVGPattern::Make ( )

inlinestatic

Definition at line 18 of file SkSVGPattern.h.

                                      {
        return sk_sp<SkSVGPattern>(new SkSVGPattern());
    }

onAsPaint()

bool SkSVGPattern::onAsPaint ( const SkSVGRenderContext &  ctx, SkPaint *  paint  ) const

overrideprotectedvirtual

Reimplemented from SkSVGNode.

Definition at line 92 of file SkSVGPattern.cpp.

                                                                                {
    PatternAttributes attrs;
    const auto* contentNode = this->resolveHref(ctx, &attrs);
 
    const auto tile = ctx.lengthContext().resolveRect(
            attrs.fX.isValid()      ? *attrs.fX      : SkSVGLength(0),
            attrs.fY.isValid()      ? *attrs.fY      : SkSVGLength(0),
            attrs.fWidth.isValid()  ? *attrs.fWidth  : SkSVGLength(0),
            attrs.fHeight.isValid() ? *attrs.fHeight : SkSVGLength(0));
 
    if (tile.isEmpty()) {
        return false;
    }
 
    const SkMatrix* patternTransform = attrs.fPatternTransform.isValid()
            ? attrs.fPatternTransform.get()
            : nullptr;
 
    SkPictureRecorder recorder;
    SkSVGRenderContext recordingContext(ctx, recorder.beginRecording(tile));
 
    // Cannot call into INHERITED:: because SkSVGHiddenContainer skips rendering.
    contentNode->SkSVGContainer::onRender(recordingContext);
 
    paint->setShader(recorder.finishRecordingAsPicture()->makeShader(
                                                 SkTileMode::kRepeat,
                                                 SkTileMode::kRepeat,
                                                 SkFilterMode::kLinear,
                                                 patternTransform,
                                                 &tile));
    return true;
}

parseAndSetAttribute()

bool SkSVGPattern::parseAndSetAttribute ( const char *  name, const char *  value  )

overrideprotectedvirtual

Reimplemented from SkSVGNode.

Definition at line 19 of file SkSVGPattern.cpp.

                                                                           {
    return INHERITED::parseAndSetAttribute(name, value) ||
           this->setX(SkSVGAttributeParser::parse<SkSVGLength>("x", name, value)) ||
           this->setY(SkSVGAttributeParser::parse<SkSVGLength>("y", name, value)) ||
           this->setWidth(SkSVGAttributeParser::parse<SkSVGLength>("width", name, value)) ||
           this->setHeight(SkSVGAttributeParser::parse<SkSVGLength>("height", name, value)) ||
           this->setPatternTransform(SkSVGAttributeParser::parse<SkSVGTransformType>(
                   "patternTransform", name, value)) ||
           this->setHref(SkSVGAttributeParser::parse<SkSVGIRI>("xlink:href", name, value));
}

---

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

• third_party/skia/modules/svg/include/SkSVGPattern.h
• third_party/skia/modules/svg/src/SkSVGPattern.cpp