class TGLAxisPainter


 Utility class to paint axis in GL.

Function Members (Methods)

public:

	TGLAxisPainter()
virtual	~TGLAxisPainter()
static TClass*	Class()
void	FormAxisValue(Float_t x, char* lab) const
virtual TClass*	IsA() const
void	Paint(TGLRnrCtx& ctx, TGLAxisAttrib& atrib)
void	SetAxisAtt(TGLAxisAttrib* axa)
void	SetTextFormat(Double_t binWidth)
virtual void	ShowMembers(TMemberInspector& insp, char* parent)
virtual void	Streamer(TBuffer& b)
void	StreamerNVirtual(TBuffer& b)

protected:

void	DrawTick(TGLVector3& tv, Int_t order) const
void	LabelsLimits(const char* label, Int_t& first, Int_t& last) const
void	RnrText(const char* txt, TGLVector3 pos, TGLFont& font) const

private:

	TGLAxisPainter(const TGLAxisPainter&)
TGLAxisPainter&	operator=(const TGLAxisPainter&)

Data Members

protected:

TGLAxisAttrib*	fAtt
Int_t	fDecimals	cached
Int_t	fExp	cached
char	fFormat[8]	cached
Int_t	fMaxDigits

Class Charts

Inheritance Inherited Members Includes Libraries

Function documentation

TGLAxisPainter(const TGLAxisPainter& )

 Constructor.

void LabelsLimits(const char* label, Int_t& first, Int_t& last) const

 Find first and last character of a label.

void DrawTick(TGLVector3& tv, Int_t order) const

 Draw tick-marks in supprted dimensions.

void FormAxisValue(Float_t x, char* lab) const

 Returns formatted text suitable for display of value.

void SetTextFormat(Double_t binWidth)

 Construct print format from given primary bin width.

void RnrText(const char* txt, TGLVector3 pos, TGLFont& font) const

 Render text at the given position. Offset depends of text aligment.

void Paint(TGLRnrCtx& ctx, TGLAxisAttrib& atrib)

 Paint axis body, tickmarks and labels.

TGLAxisPainter(const TGLAxisPainter& )

TGLAxisPainter& operator=(const TGLAxisPainter& )

virtual ~TGLAxisPainter()

{}

void SetAxisAtt(TGLAxisAttrib* axa)

{ fAtt = axa; }

Author: Matevz Tadel 2007
Last change: root/eve:$Id: TGLAxisPainter.h 26367 2008-11-21 18:08:30Z matevz $
Last generated: 2008-11-24 08:19
Copyright (C) 1995-2007, Rene Brun and Fons Rademakers. *

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