/*

 * Copyright 2016 Google Inc.

 *

 * Use of this source code is governed by a BSD-style license that can be

 * found in the LICENSE file.

 */

#ifndef SkSVGCircle_DEFINED

#define SkSVGCircle_DEFINED

#include "modules/svg/include/SkSVGShape.h"

#include "modules/svg/include/SkSVGTypes.h"

struct SkPoint;

class SkSVGCircle final : public SkSVGShape {

public:

    static sk_sp<SkSVGCircle> Make() { return sk_sp<SkSVGCircle>(new SkSVGCircle()); }

    SVG_ATTR(Cx, SkSVGLength, SkSVGLength(0))

    SVG_ATTR(Cy, SkSVGLength, SkSVGLength(0))

    SVG_ATTR(R , SkSVGLength, SkSVGLength(0))

protected:

    bool parseAndSetAttribute(const char*, const char*) override;

    void onDraw(SkCanvas*, const SkSVGLengthContext&, const SkPaint&,

                SkPathFillType) const override;

    SkPath onAsPath(const SkSVGRenderContext&) const override;

    SkRect onObjectBoundingBox(const SkSVGRenderContext&) const override;

private:

    SkSVGCircle();

    // resolve and return the center and radius values

    std::tuple<SkPoint, SkScalar> resolve(const SkSVGLengthContext&) const;

    using INHERITED = SkSVGShape;

};

#endif // SkSVGCircle_DEFINED