SVGArcConverter.h - mozsearch

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim: set ts=8 sts=2 et sw=2 tw=80: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef DOM_SVG_SVGARCCONVERTER_H_

#define DOM_SVG_SVGARCCONVERTER_H_

#include "mozilla/gfx/Point.h"

namespace mozilla {

class MOZ_STACK_CLASS SVGArcConverter {

  using Point = mozilla::gfx::Point;

 public:

  SVGArcConverter(const Point& from, const Point& to, const Point& radii,

                  double angle, bool largeArcFlag, bool sweepFlag);

  bool GetNextSegment(Point* cp1, Point* cp2, Point* to);

 protected:

  int32_t mNumSegs, mSegIndex;

  double mTheta, mDelta, mT;

  double mSinPhi, mCosPhi;

  double mRx, mRy;

  Point mFrom, mC;

};

}  // namespace mozilla

#endif  // DOM_SVG_SVGARCCONVERTER_H_