CPolyline.h

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/********************************************************************************
**  This file is part of the ICF Framework. Copyright (C) Witold Gantzke & Kirill Lepskiy
**  ICF Framework may be used under the terms of the LGPL License v. 2.1 by the Free Software Foundation.
********************************************************************************/
 
#pragma once
 
 
// ICF includes
#include <i2d/CLine2d.h>
#include <i2d/CPolygon.h>
 
 
namespace i2d
{
 
 
class CPolyline: public CPolygon
{
public:
    typedef CPolygon BaseClass;
 
    static QByteArray GetTypeName();
 
    CPolyline();
 
    virtual bool IsClosed() const;
 
    virtual void SetClosed(bool state = true);
 
    virtual int GetSegmentsCount() const;
 
    virtual i2d::CLine2d GetSegmentLine(int segmentIndex) const;
 
    virtual double GetLength() const;
 
    virtual i2d::CVector2d GetKneeVector(int nodeIndex) const;
 
    bool GetAdjacentNodes(double atPositionNormalized, i2d::CVector2d& previous, i2d::CVector2d& next, double& alpha) const;
 
    bool GetAdjacentNodes(const i2d::CVector2d& position, i2d::CVector2d& previous, i2d::CVector2d& next) const;
 
    bool GetAdjacentNodeIndices(double position, int& previousIndex, int& nextIndex, double& alpha) const;
 
    bool GetAdjacentNodeIndices(const i2d::CVector2d& position, int& previousIndex, int& nextIndex) const;
 
    bool GetAdjacentLine(double position, i2d::CLine2d& line, double& alpha) const;
 
    bool GetAdjacentLine(const i2d::CVector2d& position, i2d::CLine2d& line) const;
 
    bool GetInterpolatedPosition(double position, i2d::CVector2d& output) const;
    i2d::CVector2d GetInterpolatedPosition(double position) const;
 
    // reimplemented (iser::ISerializable)
    bool Serialize(iser::IArchive& archive) override;
 
    // reimplemented (iser::IObject)
    QByteArray GetFactoryId() const override;
 
    // reimplemented istd::IChangeable
    bool CopyFrom(const IChangeable& object, CompatibilityMode mode = CM_WITHOUT_REFS) override;
    std::unique_ptr<istd::IChangeable> CloneMe(CompatibilityMode mode = CM_WITHOUT_REFS) const override;
    bool IsEqual(const IChangeable& object) const override;
 
private:
    bool m_isClosed;
};
 
 
// public inline methods
 
inline CPolyline::CPolyline()
{
    m_isClosed = false;
}
 
 
inline bool CPolyline::IsClosed() const
{
    return m_isClosed;
}
 
 
} // namespace i2d