使用基样条的逼近更多...

类 QwtSplineBasis 继承关系图:

Public 成员函数
	QwtSplineBasis ()
	Constructor

virtual	~QwtSplineBasis ()
	Destructor

virtual QPainterPath	painterPath (const QPolygonF &) const override
	Get painter path from polygon

virtual uint	locality () const override
	Get locality (always 2)

Public 成员函数继承自 QwtSpline
	QwtSpline ()
	Constructor

virtual	~QwtSpline ()
	Destructor

void	setParametrization (int type)
	Set parametrization by type

void	setParametrization (QwtSplineParametrization *)
	Set parametrization object

const QwtSplineParametrization *	parametrization () const
	Get parametrization

void	setBoundaryType (BoundaryType)
	Set boundary type

BoundaryType	boundaryType () const
	Get boundary type

void	setBoundaryValue (BoundaryPosition, double value)
	Set boundary value

double	boundaryValue (BoundaryPosition) const
	Get boundary value

void	setBoundaryCondition (BoundaryPosition, int condition)
	Set boundary condition

int	boundaryCondition (BoundaryPosition) const
	Get boundary condition

void	setBoundaryConditions (int condition, double valueBegin=0.0, double valueEnd=0.0)
	Set boundary conditions for both ends

virtual QPolygonF	polygon (const QPolygonF &, double tolerance) const
	Get polygon approximation with tolerance

额外继承的成员函数
Public 类型继承自 QwtSpline
enum	BoundaryType { ConditionalBoundaries , PeriodicPolygon , ClosedPolygon }
	指定样条端点处的边界类型更多...

enum	BoundaryPosition { AtBeginning , AtEnd }
	边界条件的位置更多...

enum	BoundaryCondition { Clamped1 , Clamped2 , Clamped3 , LinearRunout }
	边界条件更多...

详细描述

使用基样条的逼近

构造及析构函数说明

QwtSplineBasis::QwtSplineBasis ( )

Constructor

构造函数

QwtSplineBasis::~QwtSplineBasis ( )

virtual

Destructor

析构函数

uint QwtSplineBasis::locality ( ) const

overridevirtual

Get locality (always 2)

获取局部性

QPainterPath QwtSplineBasis::painterPath ( const QPolygonF & points ) const

overridevirtual

Get painter path from polygon

使用三次贝塞尔曲线逼近多边形

实现了 QwtSpline.

该类的文档由以下文件生成: