Open CASCADE Technology  7.0.0
Public Member Functions

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:
Inheritance graph
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Public Member Functions

 OpenGl_PrinterContext ()
 Constructor. More...
 
virtual ~OpenGl_PrinterContext ()
 Destructor. More...
 
const TColStd_Array2OfRealGetProjTransformation () 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_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...
 

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

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: