Open CASCADE Technology Reference Manual 8.0.0
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Public Member Functions
Aspect_RectangularGrid Class Reference

#include <Aspect_RectangularGrid.hxx>

Inheritance diagram for Aspect_RectangularGrid:
Inheritance graph
[legend]

Public Member Functions

 Aspect_RectangularGrid (const double aXStep, const double aYStep, const double anXOrigin=0, const double anYOrigin=0, const double aFirstAngle=0, const double aSecondAngle=0, const double aRotationAngle=0)
 creates a new grid. By default this grid is not active. The first angle is given relatively to the horizontal. The second angle is given relatively to the vertical.
 
void SetXStep (const double aStep)
 defines the x step of the grid.
 
void SetYStep (const double aStep)
 defines the y step of the grid.
 
void SetAngle (const double anAngle1, const double anAngle2)
 defines the angle of the second network the fist angle is given relatively to the horizontal. the second angle is given relatively to the vertical.
 
void SetGridValues (const double XOrigin, const double YOrigin, const double XStep, const double YStep, const double RotationAngle)
 
void Compute (const double X, const double Y, double &gridX, double &gridY) const override
 returns the point of the grid the closest to the point X,Y
 
double XStep () const
 returns the x step of the grid.
 
double YStep () const
 returns the x step of the grid.
 
double FirstAngle () const
 returns the x Angle of the grid, relatively to the horizontal.
 
double SecondAngle () const
 returns the y Angle of the grid, relatively to the vertical.
 
void SetSizeX (const double theSize)
 Set full extent of the bounded grid along the plane X direction (plane-local units). 0.0 (default) means unbounded - the shader draws the grid to the horizon.
 
double SizeX () const
 Return the bounded-region extent along plane X. 0.0 means unbounded.
 
void SetSizeY (const double theSize)
 Set full extent of the bounded grid along the plane Y direction (plane-local units). 0.0 (default) means unbounded.
 
double SizeY () const
 Return the bounded-region extent along plane Y. 0.0 means unbounded.
 
void SetZOffset (const double theOffset)
 Set signed offset (plane-local units) applied along the plane normal for display only - snap math stays on the plane. Use a small negative value to push the grid slightly below coplanar geometry and avoid z-fighting.
 
double ZOffset () const
 Return the display-time Z-offset along the plane normal.
 
void Init () override
 
void DumpJson (Standard_OStream &theOStream, int theDepth=-1) const override
 Dumps the content of me into the stream.
 
- Public Member Functions inherited from Aspect_Grid
void SetXOrigin (const double anOrigin)
 defines the x Origin of the grid.
 
void SetYOrigin (const double anOrigin)
 defines the y Origin of the grid.
 
void SetRotationAngle (const double anAngle)
 defines the orientation of the grid.
 
void Rotate (const double anAngle)
 Rotate the grid from a relative angle.
 
void Translate (const double aDx, const double aDy)
 Translate the grid from a relative distance.
 
virtual void SetColors (const Quantity_Color &aColor, const Quantity_Color &aTenthColor)
 Change the colors of the grid.
 
void Hit (const double X, const double Y, double &gridX, double &gridY) const
 returns the point of the grid the closest to the point X,Y if the grid is active. If the grid is not active returns X,Y.
 
void Activate ()
 activates the grid. The Hit method will return gridx and gridx computed according to the steps of the grid.
 
void Deactivate ()
 deactivates the grid. The hit method will return gridx and gridx as the enter value X & Y.
 
double XOrigin () const
 returns the x Origin of the grid.
 
double YOrigin () const
 returns the x Origin of the grid.
 
double RotationAngle () const
 returns the x Angle of the grid.
 
bool IsActive () const
 Returns TRUE when the grid is active.
 
void Colors (Quantity_Color &aColor, Quantity_Color &aTenthColor) const
 Returns the colors of the grid.
 
void SetDrawMode (const Aspect_GridDrawMode aDrawMode)
 Change the grid aspect.
 
Aspect_GridDrawMode DrawMode () const
 Returns the grid aspect.
 
virtual void Display ()=0
 Display the grid at screen.
 
virtual void Erase () const =0
 Erase the grid from screen.
 
virtual bool IsDisplayed () const =0
 Returns TRUE when the grid is displayed at screen.
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor.
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing.
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter.
 
virtual ~Standard_Transient ()=default
 Destructor must be virtual.
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object.
 
bool IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type.
 
bool IsInstance (const char *const theTypeName) const
 Returns a true value if this is an instance of TypeName.
 
bool 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.
 
bool IsKind (const char *const 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.
 
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.
 
int GetRefCount () const noexcept
 Get the reference counter of this object.
 
void IncrementRefCounter () noexcept
 Increments the reference counter of this object. Uses relaxed memory ordering since incrementing only requires atomicity, not synchronization with other memory operations.
 
int DecrementRefCounter () noexcept
 Decrements the reference counter of this object; returns the decremented value. Uses release ordering for the decrement to ensure all writes to the object are visible before the count reaches zero. An acquire fence is added only when the count reaches zero, ensuring proper synchronization before deletion. This is more efficient than using acq_rel for every decrement.
 
virtual void Delete () const
 Memory deallocator for transient classes.
 

Additional Inherited Members

- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object.
 
- Static Public Member Functions inherited from Standard_Transient
static constexpr const charget_type_name ()
 Returns a type descriptor about this object.
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class.
 
- Protected Member Functions inherited from Aspect_Grid
 Aspect_Grid (const double theXOrigin=0.0, const double theYOrigin=0.0, const double theRotationAngle=0, const Quantity_Color &theColor=Quantity_NOC_GRAY50, const Quantity_Color &theTenthColor=Quantity_NOC_GRAY70)
 Creates a new grid. By default this grid is not active.
 
virtual void UpdateDisplay ()=0
 Updates the grid parameters.
 
- Protected Attributes inherited from Aspect_Grid
double myRotationAngle
 
double myXOrigin
 
double myYOrigin
 
Quantity_Color myColor
 
Quantity_Color myTenthColor
 
bool myIsActive
 
Aspect_GridDrawMode myDrawMode
 

Constructor & Destructor Documentation

◆ Aspect_RectangularGrid()

Aspect_RectangularGrid::Aspect_RectangularGrid ( const double aXStep,
const double aYStep,
const double anXOrigin = 0,
const double anYOrigin = 0,
const double aFirstAngle = 0,
const double aSecondAngle = 0,
const double aRotationAngle = 0 )

creates a new grid. By default this grid is not active. The first angle is given relatively to the horizontal. The second angle is given relatively to the vertical.

Member Function Documentation

◆ Compute()

void Aspect_RectangularGrid::Compute ( const double X,
const double Y,
double & gridX,
double & gridY ) const
overridevirtual

returns the point of the grid the closest to the point X,Y

Implements Aspect_Grid.

◆ DumpJson()

void Aspect_RectangularGrid::DumpJson ( Standard_OStream & theOStream,
int theDepth = -1 ) const
overridevirtual

Dumps the content of me into the stream.

Reimplemented from Aspect_Grid.

Reimplemented in V3d_RectangularGrid.

◆ FirstAngle()

double Aspect_RectangularGrid::FirstAngle ( ) const

returns the x Angle of the grid, relatively to the horizontal.

◆ Init()

void Aspect_RectangularGrid::Init ( )
overridevirtual

Implements Aspect_Grid.

◆ SecondAngle()

double Aspect_RectangularGrid::SecondAngle ( ) const

returns the y Angle of the grid, relatively to the vertical.

◆ SetAngle()

void Aspect_RectangularGrid::SetAngle ( const double anAngle1,
const double anAngle2 )

defines the angle of the second network the fist angle is given relatively to the horizontal. the second angle is given relatively to the vertical.

◆ SetGridValues()

void Aspect_RectangularGrid::SetGridValues ( const double XOrigin,
const double YOrigin,
const double XStep,
const double YStep,
const double RotationAngle )

◆ SetSizeX()

void Aspect_RectangularGrid::SetSizeX ( const double theSize)

Set full extent of the bounded grid along the plane X direction (plane-local units). 0.0 (default) means unbounded - the shader draws the grid to the horizon.

◆ SetSizeY()

void Aspect_RectangularGrid::SetSizeY ( const double theSize)

Set full extent of the bounded grid along the plane Y direction (plane-local units). 0.0 (default) means unbounded.

◆ SetXStep()

void Aspect_RectangularGrid::SetXStep ( const double aStep)

defines the x step of the grid.

◆ SetYStep()

void Aspect_RectangularGrid::SetYStep ( const double aStep)

defines the y step of the grid.

◆ SetZOffset()

void Aspect_RectangularGrid::SetZOffset ( const double theOffset)

Set signed offset (plane-local units) applied along the plane normal for display only - snap math stays on the plane. Use a small negative value to push the grid slightly below coplanar geometry and avoid z-fighting.

◆ SizeX()

double Aspect_RectangularGrid::SizeX ( ) const
inline

Return the bounded-region extent along plane X. 0.0 means unbounded.

◆ SizeY()

double Aspect_RectangularGrid::SizeY ( ) const
inline

Return the bounded-region extent along plane Y. 0.0 means unbounded.

◆ XStep()

double Aspect_RectangularGrid::XStep ( ) const

returns the x step of the grid.

◆ YStep()

double Aspect_RectangularGrid::YStep ( ) const

returns the x step of the grid.

◆ ZOffset()

double Aspect_RectangularGrid::ZOffset ( ) const
inline

Return the display-time Z-offset along the plane normal.


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