SkSVGLinearGradient Class Reference

#include <SkSVGLinearGradient.h>

Inheritance diagram for SkSVGLinearGradient:

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

Protected Member Functions
bool	parseAndSetAttribute (const char *, const char *) override
sk_sp< SkShader >	onMakeShader (const SkSVGRenderContext &, const SkColor4f *, const SkScalar *, int count, SkTileMode, const SkMatrix &) 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 SkSVGGradient
	SVG_ATTR (GradientTransform, SkSVGTransformType, SkSVGTransformType(SkMatrix::I())) SVG_ATTR(GradientUnits
	SkSVGObjectBoundingBoxUnits (SkSVGObjectBoundingBoxUnits::Type::kObjectBoundingBox)) protected
bool	parseAndSetAttribute (const char *, const char *) override
bool	onAsPaint (const SkSVGRenderContext &, SkPaint *) const final
virtual sk_sp< SkShader >	onMakeShader (const SkSVGRenderContext &, const SkColor4f *, const SkScalar *, int count, SkTileMode, const SkMatrix &localMatrix) const =0
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
Public Attributes inherited from SkSVGGradient
	SkSVGObjectBoundingBoxUnits
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 14 of file SkSVGLinearGradient.h.

Member Function Documentation

Make()

static sk_sp< SkSVGLinearGradient > SkSVGLinearGradient::Make ( )

inlinestatic

Definition at line 16 of file SkSVGLinearGradient.h.

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

onMakeShader()

sk_sp< SkShader > SkSVGLinearGradient::onMakeShader ( const SkSVGRenderContext &  ctx, const SkColor4f *  colors, const SkScalar *  pos, int  count, SkTileMode  tm, const SkMatrix &  localMatrix  ) const

overrideprotectedvirtual

Implements SkSVGGradient.

Definition at line 24 of file SkSVGLinearGradient.cpp.

                                                                                     {
    const SkSVGLengthContext lctx =
            this->getGradientUnits().type() == SkSVGObjectBoundingBoxUnits::Type::kObjectBoundingBox
                    ? SkSVGLengthContext({1, 1})
                    : ctx.lengthContext();
 
    const auto x1 = lctx.resolve(fX1, SkSVGLengthContext::LengthType::kHorizontal);
    const auto y1 = lctx.resolve(fY1, SkSVGLengthContext::LengthType::kVertical);
    const auto x2 = lctx.resolve(fX2, SkSVGLengthContext::LengthType::kHorizontal);
    const auto y2 = lctx.resolve(fY2, SkSVGLengthContext::LengthType::kVertical);
 
    const SkPoint pts[2] = { {x1, y1}, {x2, y2}};
 
    return SkGradientShader::MakeLinear(pts, colors, nullptr, pos, count, tm, 0, &localMatrix);
}

parseAndSetAttribute()

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

overrideprotectedvirtual

Reimplemented from SkSVGGradient.

Definition at line 16 of file SkSVGLinearGradient.cpp.

                                                                                  {
    return INHERITED::parseAndSetAttribute(name, value) ||
           this->setX1(SkSVGAttributeParser::parse<SkSVGLength>("x1", name, value)) ||
           this->setY1(SkSVGAttributeParser::parse<SkSVGLength>("y1", name, value)) ||
           this->setX2(SkSVGAttributeParser::parse<SkSVGLength>("x2", name, value)) ||
           this->setY2(SkSVGAttributeParser::parse<SkSVGLength>("y2", name, value));
}

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

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