skia2/modules/sksg/include/SkSGGeometryTransform.h

57 lines
1.4 KiB
C
Raw Normal View History

/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkSGGeometryTransform_DEFINED
#define SkSGGeometryTransform_DEFINED
#include "SkSGGeometryNode.h"
#include "SkPath.h"
class SkMatrix;
namespace sksg {
class Transform;
/**
* Concrete Effect node, binding a Matrix to a GeometryNode.
*/
class GeometryTransform final : public GeometryNode {
public:
static sk_sp<GeometryTransform> Make(sk_sp<GeometryNode> child, sk_sp<Transform> transform) {
return child && transform
? sk_sp<GeometryTransform>(new GeometryTransform(std::move(child),
std::move(transform)))
: nullptr;
}
~GeometryTransform() override;
const sk_sp<Transform>& getTransform() const { return fTransform; }
protected:
void onClip(SkCanvas*, bool antiAlias) const override;
void onDraw(SkCanvas*, const SkPaint&) const override;
SkRect onRevalidate(InvalidationController*, const SkMatrix&) override;
SkPath onAsPath() const override;
private:
GeometryTransform(sk_sp<GeometryNode>, sk_sp<Transform>);
const sk_sp<GeometryNode> fChild;
const sk_sp<Transform> fTransform;
SkPath fTransformedPath;
using INHERITED = GeometryNode;
};
}
#endif // SkSGGeometryTransform_DEFINED