Open CASCADE Technology Reference Manual 8.0.0
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Public Member Functions | Protected Member Functions | Protected Attributes
Aspect_Grid Class Referenceabstract

#include <Aspect_Grid.hxx>

Inheritance diagram for Aspect_Grid:
Inheritance graph
[legend]

Public Member Functions

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.
 
virtual void Compute (const double X, const double Y, double &gridX, double &gridY) const =0
 returns the point of the grid the closest to the point 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.
 
virtual void Init ()=0
 
virtual void DumpJson (Standard_OStream &theOStream, int theDepth=-1) const
 Dumps the content of me into the stream.
 
- 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.
 

Protected Member Functions

 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

double myRotationAngle
 
double myXOrigin
 
double myYOrigin
 
Quantity_Color myColor
 
Quantity_Color myTenthColor
 
bool myIsActive
 
Aspect_GridDrawMode myDrawMode
 

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.
 

Constructor & Destructor Documentation

◆ Aspect_Grid()

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 )
protected

Creates a new grid. By default this grid is not active.

Member Function Documentation

◆ Activate()

void Aspect_Grid::Activate ( )
inline

activates the grid. The Hit method will return gridx and gridx computed according to the steps of the grid.

◆ Colors()

void Aspect_Grid::Colors ( Quantity_Color & aColor,
Quantity_Color & aTenthColor ) const

Returns the colors of the grid.

◆ Compute()

virtual void Aspect_Grid::Compute ( const double X,
const double Y,
double & gridX,
double & gridY ) const
pure virtual

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

Implemented in Aspect_CircularGrid, and Aspect_RectangularGrid.

◆ Deactivate()

void Aspect_Grid::Deactivate ( )
inline

deactivates the grid. The hit method will return gridx and gridx as the enter value X & Y.

◆ Display()

virtual void Aspect_Grid::Display ( )
pure virtual

Display the grid at screen.

Implemented in V3d_CircularGrid, and V3d_RectangularGrid.

◆ DrawMode()

Aspect_GridDrawMode Aspect_Grid::DrawMode ( ) const
inline

Returns the grid aspect.

◆ DumpJson()

virtual void Aspect_Grid::DumpJson ( Standard_OStream & theOStream,
int theDepth = -1 ) const
virtual

Dumps the content of me into the stream.

Reimplemented in Aspect_CircularGrid, Aspect_RectangularGrid, V3d_CircularGrid, and V3d_RectangularGrid.

◆ Erase()

virtual void Aspect_Grid::Erase ( ) const
pure virtual

Erase the grid from screen.

Implemented in V3d_CircularGrid, and V3d_RectangularGrid.

◆ Hit()

void Aspect_Grid::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.

◆ Init()

virtual void Aspect_Grid::Init ( )
pure virtual

◆ IsActive()

bool Aspect_Grid::IsActive ( ) const
inline

Returns TRUE when the grid is active.

◆ IsDisplayed()

virtual bool Aspect_Grid::IsDisplayed ( ) const
pure virtual

Returns TRUE when the grid is displayed at screen.

Implemented in V3d_CircularGrid, and V3d_RectangularGrid.

◆ Rotate()

void Aspect_Grid::Rotate ( const double anAngle)

Rotate the grid from a relative angle.

◆ RotationAngle()

double Aspect_Grid::RotationAngle ( ) const
inline

returns the x Angle of the grid.

◆ SetColors()

virtual void Aspect_Grid::SetColors ( const Quantity_Color & aColor,
const Quantity_Color & aTenthColor )
virtual

Change the colors of the grid.

Reimplemented in V3d_CircularGrid, and V3d_RectangularGrid.

◆ SetDrawMode()

void Aspect_Grid::SetDrawMode ( const Aspect_GridDrawMode aDrawMode)

Change the grid aspect.

◆ SetRotationAngle()

void Aspect_Grid::SetRotationAngle ( const double anAngle)

defines the orientation of the grid.

◆ SetXOrigin()

void Aspect_Grid::SetXOrigin ( const double anOrigin)

defines the x Origin of the grid.

◆ SetYOrigin()

void Aspect_Grid::SetYOrigin ( const double anOrigin)

defines the y Origin of the grid.

◆ Translate()

void Aspect_Grid::Translate ( const double aDx,
const double aDy )

Translate the grid from a relative distance.

◆ UpdateDisplay()

virtual void Aspect_Grid::UpdateDisplay ( )
protectedpure virtual

Updates the grid parameters.

Implemented in V3d_CircularGrid, and V3d_RectangularGrid.

◆ XOrigin()

double Aspect_Grid::XOrigin ( ) const
inline

returns the x Origin of the grid.

◆ YOrigin()

double Aspect_Grid::YOrigin ( ) const
inline

returns the x Origin of the grid.

Field Documentation

◆ myColor

Quantity_Color Aspect_Grid::myColor
protected

◆ myDrawMode

Aspect_GridDrawMode Aspect_Grid::myDrawMode
protected

◆ myIsActive

bool Aspect_Grid::myIsActive
protected

◆ myRotationAngle

double Aspect_Grid::myRotationAngle
protected

◆ myTenthColor

Quantity_Color Aspect_Grid::myTenthColor
protected

◆ myXOrigin

double Aspect_Grid::myXOrigin
protected

◆ myYOrigin

double Aspect_Grid::myYOrigin
protected

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