Open CASCADE Technology  7.7.0.dev
Public Member Functions | Protected Attributes

Geom2d_Vector Class Referenceabstract

The abstract class Vector describes the common behavior of vectors in 2D space. The Geom2d package provides two concrete classes of vectors: Geom2d_Direction (unit vector) and Geom2d_VectorWithMagnitude. More...

#include <Geom2d_Vector.hxx>

Inheritance diagram for Geom2d_Vector:
Inheritance graph
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Public Member Functions

void Reverse ()
 Reverses the vector <me>. More...
 
Handle< Geom2d_VectorReversed () const
 Returns a copy of <me> reversed. More...
 
Standard_Real Angle (const Handle< Geom2d_Vector > &Other) const
 Computes the angular value, in radians, between this vector and vector Other. The result is a value between -Pi and Pi. The orientation is from this vector to vector Other. Raises VectorWithNullMagnitude if one of the two vectors is a vector with null magnitude because the angular value is indefinite. More...
 
void Coord (Standard_Real &X, Standard_Real &Y) const
 Returns the coordinates of <me>. More...
 
virtual Standard_Real Magnitude () const =0
 Returns the Magnitude of <me>. More...
 
virtual Standard_Real SquareMagnitude () const =0
 Returns the square magnitude of <me>. More...
 
Standard_Real X () const
 Returns the X coordinate of <me>. More...
 
Standard_Real Y () const
 Returns the Y coordinate of <me>. More...
 
virtual Standard_Real Crossed (const Handle< Geom2d_Vector > &Other) const =0
 Cross product of <me> with the vector <Other>. More...
 
Standard_Real Dot (const Handle< Geom2d_Vector > &Other) const
 Returns the scalar product of 2 Vectors. More...
 
gp_Vec2d Vec2d () const
 Returns a non persistent copy of <me>. 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
 
virtual void DumpJson (Standard_OStream &theOStream, Standard_Integer theDepth=-1) const
 Dumps the content of me into the stream. More...
 
- 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
 Returns a type descriptor about this object. More...
 
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...
 

Protected Attributes

gp_Vec2d gpVec2d
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object. More...
 
- Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()
 Returns a type descriptor about this object. More...
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class. More...
 

Detailed Description

The abstract class Vector describes the common behavior of vectors in 2D space. The Geom2d package provides two concrete classes of vectors: Geom2d_Direction (unit vector) and Geom2d_VectorWithMagnitude.

Member Function Documentation

◆ Angle()

Standard_Real Geom2d_Vector::Angle ( const Handle< Geom2d_Vector > &  Other) const

Computes the angular value, in radians, between this vector and vector Other. The result is a value between -Pi and Pi. The orientation is from this vector to vector Other. Raises VectorWithNullMagnitude if one of the two vectors is a vector with null magnitude because the angular value is indefinite.

◆ Coord()

void Geom2d_Vector::Coord ( Standard_Real X,
Standard_Real Y 
) const

Returns the coordinates of <me>.

◆ Crossed()

virtual Standard_Real Geom2d_Vector::Crossed ( const Handle< Geom2d_Vector > &  Other) const
pure virtual

Cross product of <me> with the vector <Other>.

Implemented in Geom2d_VectorWithMagnitude, and Geom2d_Direction.

◆ Dot()

Standard_Real Geom2d_Vector::Dot ( const Handle< Geom2d_Vector > &  Other) const

Returns the scalar product of 2 Vectors.

◆ Magnitude()

virtual Standard_Real Geom2d_Vector::Magnitude ( ) const
pure virtual

Returns the Magnitude of <me>.

Implemented in Geom2d_VectorWithMagnitude, and Geom2d_Direction.

◆ Reverse()

void Geom2d_Vector::Reverse ( )

Reverses the vector <me>.

◆ Reversed()

Handle< Geom2d_Vector > Geom2d_Vector::Reversed ( ) const

Returns a copy of <me> reversed.

◆ SquareMagnitude()

virtual Standard_Real Geom2d_Vector::SquareMagnitude ( ) const
pure virtual

Returns the square magnitude of <me>.

Implemented in Geom2d_VectorWithMagnitude, and Geom2d_Direction.

◆ Vec2d()

gp_Vec2d Geom2d_Vector::Vec2d ( ) const

Returns a non persistent copy of <me>.

◆ X()

Standard_Real Geom2d_Vector::X ( ) const

Returns the X coordinate of <me>.

◆ Y()

Standard_Real Geom2d_Vector::Y ( ) const

Returns the Y coordinate of <me>.

Field Documentation

◆ gpVec2d

gp_Vec2d Geom2d_Vector::gpVec2d
protected

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