sciGraphics::AutoLogTicksComputer Class Reference

#include </home/scilab/compilation_chain/sci_checkOut/scilab/modules/renderer/src/cpp/subwinDrawing/AutoLogTicksComputer.hxx>

Inheritance diagram for sciGraphics::AutoLogTicksComputer:

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Collaboration diagram for sciGraphics::AutoLogTicksComputer:

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Public Member Functions
	AutoLogTicksComputer (DrawableSubwin *subwin)
virtual	~AutoLogTicksComputer (void)
virtual int	getNbTicks (void)
virtual void	getTicksPosition (double positions[], char *labels[], char *labelsExponents[])
virtual bool	isDisplayingLabelsExponents (void)

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Detailed Description

Definition at line 22 of file AutoLogTicksComputer.hxx.

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Constructor & Destructor Documentation

sciGraphics::AutoLogTicksComputer::AutoLogTicksComputer

(

DrawableSubwin *

subwin

)

Definition at line 33 of file AutoLogTicksComputer.cpp.

  : AutomaticTicksComputer(subwin)
{

}

sciGraphics::AutoLogTicksComputer::~AutoLogTicksComputer

(

void

)

[virtual]

Definition at line 39 of file AutoLogTicksComputer.cpp.

{

}

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Member Function Documentation

int sciGraphics::AutoLogTicksComputer::getNbTicks

(

void

)

[virtual]

Get the number of ticks which will be computed by the strategy.

Reimplemented from sciGraphics::AutomaticTicksComputer.

Definition at line 44 of file AutoLogTicksComputer.cpp.

References FALSE, GradLog(), sciGraphics::AutomaticTicksComputer::m_dMaxBounds, sciGraphics::AutomaticTicksComputer::m_dMinBounds, sciGraphics::AutomaticTicksComputer::m_iNbTicks, and ticks.

Referenced by getTicksPosition().

{

  if (m_iNbTicks < 0)
  {
    double ticks[20];
    GradLog(m_dMinBounds, m_dMaxBounds, ticks, &m_iNbTicks, FALSE);
  }
  return m_iNbTicks;
}

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void sciGraphics::AutoLogTicksComputer::getTicksPosition	(	double	positions[],
		char *	labels[],
		char *	labelsExponents[]
	)			[virtual]

Fill positions parameters with the ticks abscissas, ordinate, ...

Reimplemented from sciGraphics::AutomaticTicksComputer.

Definition at line 55 of file AutoLogTicksComputer.cpp.

References buffer, sciGraphics::BUFFER_LENGTH, ChoixFormatE(), getNbTicks(), GradLog(), i, sciGraphics::LOG_BASE, sciGraphics::AutomaticTicksComputer::m_dMaxBounds, sciGraphics::AutomaticTicksComputer::m_dMinBounds, sciGraphics::AutomaticTicksComputer::m_iNbTicks, Max, NULL, and TRUE.

{
  if (m_iNbTicks < 0)
  {
    getNbTicks();
  }

  // Number of ticks has already been computed.
  GradLog(m_dMinBounds, m_dMaxBounds, positions, &m_iNbTicks, TRUE);

  // ticks labels are 10^i
  // i is computed by grad log
  char labelsExponentFormat[5];
  int lastIndex = Max( m_iNbTicks - 1, 0 ) ;

  ChoixFormatE( labelsExponentFormat,
                positions[0],
                positions[lastIndex],
                (positions[lastIndex] - positions[0]) / lastIndex ); /* Adding F.Leray 06.05.04 */
  
  // copy exponents
  char buffer[BUFFER_LENGTH];
  for (int i = 0; i < m_iNbTicks; i++)
  {
    // convert current position into a string
    sprintf(buffer, labelsExponentFormat, positions[i]);

    // add the string to labels
    if (labelsExponents[i] != NULL) {delete labelsExponents[i];}

    labelsExponents[i] = new char[strlen(buffer) + 1];
    strcpy(labelsExponents[i], buffer);

    // copy "10" in each labem
    if  (labels[i] != NULL) {delete labels[i];}

    labels[i] = new char[strlen(LOG_BASE) + 1];
    strcpy(labels[i], LOG_BASE);
  }




}

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virtual bool sciGraphics::AutoLogTicksComputer::isDisplayingLabelsExponents

(

void

)

[inline, virtual]

To know if we need to get ticks exposants or not.

Reimplemented from sciGraphics::AutomaticTicksComputer.

Definition at line 44 of file AutoLogTicksComputer.hxx.

{return true;}

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

• /home/scilab/compilation_chain/sci_checkOut/scilab/modules/renderer/src/cpp/subwinDrawing/AutoLogTicksComputer.hxx
• /home/scilab/compilation_chain/sci_checkOut/scilab/modules/renderer/src/cpp/subwinDrawing/AutoLogTicksComputer.cpp