# Geom2d_Point Class Referenceabstract

The abstract class Point describes the common behavior of geometric points in 2D space. The Geom2d package also provides the concrete class Geom2d_CartesianPoint. More...

`#include <Geom2d_Point.hxx>`

Inheritance diagram for Geom2d_Point:
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## Public Member Functions

virtual void Coord (Standard_Real &X, Standard_Real &Y) const =0
returns the Coordinates of <me>. More...

virtual gp_Pnt2d Pnt2d () const =0
returns a non persistent copy of <me> More...

virtual Standard_Real X () const =0
returns the X coordinate of <me>. More...

virtual Standard_Real Y () const =0
returns the Y coordinate of <me>. More...

Standard_Real Distance (const Handle< Geom2d_Point > &Other) const
computes the distance between <me> and <Other>. More...

Standard_Real SquareDistance (const Handle< Geom2d_Point > &Other) const
computes the square distance between <me> and <Other>. More...

virtual void DumpJson (Standard_OStream &theOStream, Standard_Integer theDepth=-1) const override
Dumps the content of me into the stream. More...

Public Member Functions inherited from Geom2d_Geometry
void Mirror (const gp_Pnt2d &P)
Performs the symmetrical transformation of a Geometry with respect to the point P which is the center of the symmetry and assigns the result to this geometric object. More...

void Mirror (const gp_Ax2d &A)
Performs the symmetrical transformation of a Geometry with respect to an axis placement which is the axis of the symmetry. More...

void Rotate (const gp_Pnt2d &P, const Standard_Real Ang)
Rotates a Geometry. P is the center of the rotation. Ang is the angular value of the rotation in radians. More...

void Scale (const gp_Pnt2d &P, const Standard_Real S)
Scales a Geometry. S is the scaling value. More...

void Translate (const gp_Vec2d &V)
Translates a Geometry. V is the vector of the translation. More...

void Translate (const gp_Pnt2d &P1, const gp_Pnt2d &P2)
Translates a Geometry from the point P1 to the point P2. More...

virtual void Transform (const gp_Trsf2d &T)=0
Transformation of a geometric object. This tansformation can be a translation, a rotation, a symmetry, a scaling or a complex transformation obtained by combination of the previous elementaries transformations. (see class Transformation of the package Geom2d). The following transformations have the same properties as the previous ones but they don't modified the object itself. A copy of the object is returned. More...

Handle< Geom2d_GeometryMirrored (const gp_Pnt2d &P) const

Handle< Geom2d_GeometryMirrored (const gp_Ax2d &A) const

Handle< Geom2d_GeometryRotated (const gp_Pnt2d &P, const Standard_Real Ang) const

Handle< Geom2d_GeometryScaled (const gp_Pnt2d &P, const Standard_Real S) const

Handle< Geom2d_GeometryTransformed (const gp_Trsf2d &T) const

Handle< Geom2d_GeometryTranslated (const gp_Vec2d &V) const

Handle< Geom2d_GeometryTranslated (const gp_Pnt2d &P1, const gp_Pnt2d &P2) const

virtual Handle< Geom2d_GeometryCopy () const =0

Public Member Functions inherited from Standard_Transient
Standard_Transient ()
Empty constructor. More...

Standard_Transient (const Standard_Transient &)
Copy constructor – does nothing. More...

Standard_Transientoperator= (const Standard_Transient &)
Assignment operator, needed to avoid copying reference counter. More...

virtual ~Standard_Transient ()
Destructor must be virtual. More...

virtual void Delete () const
Memory deallocator for transient classes. More...

virtual const opencascade::handle< Standard_Type > & DynamicType () const

Standard_Boolean IsInstance (const opencascade::handle< Standard_Type > &theType) const
Returns a true value if this is an instance of Type. More...

Standard_Boolean IsInstance (const Standard_CString theTypeName) const
Returns a true value if this is an instance of TypeName. More...

Standard_Boolean IsKind (const opencascade::handle< Standard_Type > &theType) const
Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...

Standard_Boolean IsKind (const Standard_CString theTypeName) const
Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...

Standard_TransientThis () const
Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero. More...

Standard_Integer GetRefCount () const
Get the reference counter of this object. More...

void IncrementRefCounter () const
Increments the reference counter of this object. More...

Standard_Integer DecrementRefCounter () const
Decrements the reference counter of this object; returns the decremented value. More...

Public Types inherited from Standard_Transient
typedef void base_type

Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()

static const opencascade::handle< Standard_Type > & get_type_descriptor ()
Returns type descriptor of Standard_Transient class. More...

## Detailed Description

The abstract class Point describes the common behavior of geometric points in 2D space. The Geom2d package also provides the concrete class Geom2d_CartesianPoint.

## ◆ Coord()

 virtual void Geom2d_Point::Coord ( Standard_Real & X, Standard_Real & Y ) const
pure virtual

returns the Coordinates of <me>.

Implemented in Geom2d_CartesianPoint.

## ◆ Distance()

 Standard_Real Geom2d_Point::Distance ( const Handle< Geom2d_Point > & Other ) const

computes the distance between <me> and <Other>.

## ◆ DumpJson()

 virtual void Geom2d_Point::DumpJson ( Standard_OStream & theOStream, Standard_Integer theDepth = `-1` ) const
overridevirtual

Dumps the content of me into the stream.

Reimplemented from Geom2d_Geometry.

Reimplemented in Geom2d_CartesianPoint.

## ◆ Pnt2d()

 virtual gp_Pnt2d Geom2d_Point::Pnt2d ( ) const
pure virtual

returns a non persistent copy of <me>

Implemented in Geom2d_CartesianPoint.

## ◆ SquareDistance()

 Standard_Real Geom2d_Point::SquareDistance ( const Handle< Geom2d_Point > & Other ) const

computes the square distance between <me> and <Other>.

## ◆ X()

 virtual Standard_Real Geom2d_Point::X ( ) const
pure virtual

returns the X coordinate of <me>.

Implemented in Geom2d_CartesianPoint.

## ◆ Y()

 virtual Standard_Real Geom2d_Point::Y ( ) const
pure virtual

returns the Y coordinate of <me>.

Implemented in Geom2d_CartesianPoint.

The documentation for this class was generated from the following file: