gecko-dev/dom/svg/SVGPathDataParser.h

33 строки
933 B
C++

/* -*- 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_SVGPATHDATAPARSER_H_
#define DOM_SVG_SVGPATHDATAPARSER_H_
#include "mozilla/gfx/Point.h"
namespace mozilla {
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_SVGPATHDATAPARSER_H_