OpenGl_PrinterContext Class Reference

Class provides specific information for redrawing view to offscreen buffer on printing. The information is: projection matrixes for tiling, scaling factors for text/markers and layer viewport dimensions. More...

#include <OpenGl_PrinterContext.hxx>

Inheritance diagram for OpenGl_PrinterContext:

Public Member Functions
	OpenGl_PrinterContext ()
	Constructor. More...
virtual	~OpenGl_PrinterContext ()
	Destructor. More...
const TColStd_Array2OfReal &	GetProjTransformation () const
	Get view projection transformation matrix. More...
bool	SetProjTransformation (const TColStd_Array2OfReal &theProjTransform)
	Set view projection transformation matrix for printing/tiling purposes theProjTransform parameter should be an 4x4 array. More...
OpenGl_Mat4	ProjTransformation ()
	Returns projection matrix. More...
void	GetScale (Standard_ShortReal &theScaleX, Standard_ShortReal &theScaleY) const
	Get text/markers scale factor. More...
void	SetScale (const Standard_ShortReal theScaleX, const Standard_ShortReal theScaleY)
	Set text scale factor. More...
void	GetLayerViewport (Standard_Integer &theViewportX, Standard_Integer &theViewportY) const
	Get layer viewport dimensions. More...
void	SetLayerViewport (const Standard_Integer theViewportX, const Standard_Integer theViewportY)
	Set layer viewport dimensions. More...
Public Member Functions inherited from Standard_Transient
	Standard_Transient ()
	Empty constructor. More...
	Standard_Transient (const Standard_Transient &)
	Copy constructor – does nothing. More...
Standard_Transient &	operator= (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 Handle_Standard_Type &	DynamicType () const
	Returns a type information object about this object. More...
Standard_Boolean	IsInstance (const 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 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...
virtual Handle_Standard_Transient	This () const
	Returns a Handle which references this object. Must never be called to objects created in stack. More...
Standard_Integer	GetRefCount () const
	Get the reference counter of this object. More...

Detailed Description

Class provides specific information for redrawing view to offscreen buffer on printing. The information is: projection matrixes for tiling, scaling factors for text/markers and layer viewport dimensions.

Constructor & Destructor Documentation

OpenGl_PrinterContext::OpenGl_PrinterContext

(

)

Constructor.

virtual OpenGl_PrinterContext::~OpenGl_PrinterContext ( )

virtual

Destructor.

Member Function Documentation

void OpenGl_PrinterContext::GetLayerViewport ( Standard_Integer &  theViewportX, Standard_Integer &  theViewportY  ) const

inline

Get layer viewport dimensions.

const TColStd_Array2OfReal& OpenGl_PrinterContext::GetProjTransformation ( ) const

inline

Get view projection transformation matrix.

void OpenGl_PrinterContext::GetScale ( Standard_ShortReal &  theScaleX, Standard_ShortReal &  theScaleY  ) const

inline

Get text/markers scale factor.

OpenGl_Mat4 OpenGl_PrinterContext::ProjTransformation

(

)

Returns projection matrix.

void OpenGl_PrinterContext::SetLayerViewport	(	const Standard_Integer	theViewportX,
		const Standard_Integer	theViewportY
	)

Set layer viewport dimensions.

bool OpenGl_PrinterContext::SetProjTransformation

(

const TColStd_Array2OfReal &

theProjTransform

)

Set view projection transformation matrix for printing/tiling purposes theProjTransform parameter should be an 4x4 array.

void OpenGl_PrinterContext::SetScale	(	const Standard_ShortReal	theScaleX,
		const Standard_ShortReal	theScaleY
	)

Set text scale factor.

---

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

• OpenGl_PrinterContext.hxx