An abstract Geometry base class that produces fillable vertices representing the stroked outline from any |PathSource| provided by the subclass. More...
#include <stroke_path_geometry.h>
Protected Member Functions | |
StrokePathSourceGeometry (const StrokeParameters ¶meters) | |
virtual const PathSource & | GetSource () const =0 |
std::optional< Rect > | GetCoverage (const Matrix &transform) const override |
void | Dispatch (PathAndArcSegmentReceiver &receiver, Tessellator &tessellator, Scalar scale) const override |
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StrokeSegmentsGeometry (const StrokeParameters ¶meters) | |
std::optional< Rect > | GetStrokeCoverage (const Matrix &transform, const Rect &segment_bounds) const |
Additional Inherited Members | |
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~StrokeSegmentsGeometry () override | |
Scalar | GetStrokeWidth () const |
Scalar | GetMiterLimit () const |
Cap | GetStrokeCap () const |
Join | GetStrokeJoin () const |
Scalar | ComputeAlphaCoverage (const Matrix &transform) const override |
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virtual | ~Geometry () |
virtual bool | CoversArea (const Matrix &transform, const Rect &rect) const |
Determines if this geometry, transformed by the given transform , will completely cover all surface area of the given rect . More... | |
virtual bool | IsAxisAlignedRect () const |
virtual bool | CanApplyMaskFilter () const |
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static std::unique_ptr< Geometry > | MakeFillPath (const flutter::DlPath &path, std::optional< Rect > inner_rect=std::nullopt) |
static std::unique_ptr< Geometry > | MakeStrokePath (const flutter::DlPath &path, const StrokeParameters &stroke={}) |
static std::unique_ptr< Geometry > | MakeCover () |
static std::unique_ptr< Geometry > | MakeRect (const Rect &rect) |
static std::unique_ptr< Geometry > | MakeOval (const Rect &rect) |
static std::unique_ptr< Geometry > | MakeLine (const Point &p0, const Point &p1, const StrokeParameters &stroke) |
static std::unique_ptr< Geometry > | MakeCircle (const Point ¢er, Scalar radius) |
static std::unique_ptr< Geometry > | MakeStrokedCircle (const Point ¢er, Scalar radius, Scalar stroke_width) |
static std::unique_ptr< Geometry > | MakeFilledArc (const Rect &oval_bounds, Degrees start, Degrees sweep, bool include_center) |
static std::unique_ptr< Geometry > | MakeStrokedArc (const Rect &oval_bounds, Degrees start, Degrees sweep, const StrokeParameters &stroke) |
static std::unique_ptr< Geometry > | MakeRoundRect (const Rect &rect, const Size &radii) |
static std::unique_ptr< Geometry > | MakeRoundSuperellipse (const Rect &rect, Scalar corner_radius) |
static Scalar | ComputeStrokeAlphaCoverage (const Matrix &entity, Scalar stroke_width) |
Compute an alpha value to simulate lower coverage of fractional pixel strokes. More... | |
static GeometryResult | ComputePositionGeometry (const ContentContext &renderer, const Tessellator::VertexGenerator &generator, const Entity &entity, RenderPass &pass) |
An abstract Geometry base class that produces fillable vertices representing the stroked outline from any |PathSource| provided by the subclass.
Definition at line 94 of file stroke_path_geometry.h.
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explicitprotected |
Definition at line 839 of file stroke_path_geometry.cc.
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overrideprotectedvirtual |
Dispatch the path segments to the StrokePathSegmentReceiver for the provided transform scale.
Implements impeller::StrokeSegmentsGeometry.
Definition at line 848 of file stroke_path_geometry.cc.
References GetSource(), and impeller::PathTessellator::PathToStrokedSegments().
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overrideprotectedvirtual |
Implements impeller::Geometry.
Definition at line 843 of file stroke_path_geometry.cc.
References GetSource(), impeller::StrokeSegmentsGeometry::GetStrokeCoverage(), and transform.
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protectedpure virtual |
The PathSource object that will be iterated to produce the raw vertices to be stroked.
Implemented in impeller::StrokeDashedLineGeometry, impeller::StrokeDiffRoundRectGeometry, impeller::StrokePathGeometry, impeller::StrokeRoundSuperellipseGeometry, impeller::StrokeRoundRectGeometry, and impeller::StrokeEllipseGeometry.
Referenced by Dispatch(), and GetCoverage().