38 lines
931 B
C++
38 lines
931 B
C++
// SPDX-License-Identifier: BSD-3-Clause
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// Arc.h
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// Copyright 2011, Dan Heeks
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// This program is released under the BSD license. See the file COPYING for details.
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#pragma once
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#include "Point.h"
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class CArc
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{
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public:
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Point m_s;
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Point m_e;
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Point m_c;
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bool m_dir; // true - anti-clockwise, false - clockwise
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int m_user_data;
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CArc()
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: m_dir(true)
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, m_user_data(0)
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{}
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CArc(const Point& s, const Point& e, const Point& c, bool dir, int user_data)
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: m_s(s)
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, m_e(e)
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, m_c(c)
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, m_dir(dir)
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, m_user_data(user_data)
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{}
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void SetDirWithPoint(const Point& p); // set m_dir, such that this point lies between m_s and m_e
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double IncludedAngle() const; // always > 0
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bool AlmostALine() const;
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Point MidParam(double param) const;
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void GetSegments(void (*callbackfunc)(const double* p), double pixels_per_mm) const;
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};
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