IntFormat.cpp

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  IntFormat.cpp
 
  Dominic Mazzoni
  Michael Papadopoulos split from Ruler.h
 
**********************************************************************/
 
#include "IntFormat.h"
 
const IntFormat &::IntFormat::Instance()
{
   static IntFormat instance;
   return instance;
}
 
void IntFormat::SetTickSizes(
   double units, double& major, double& minor, double& minorMinor,
   int& mDigits
) const
{
   double d;
   d = 1.0;
   for (;;) {
      if (units < d) {
         minor = d;
         major = d * 5.0;
         return;
      }
      d *= 5.0;
      if (units < d) {
         minor = d;
         major = d * 2.0;
         return;
      }
      d *= 2.0;
   }
}
 
void IntFormat::SetLabelString(
   wxString& s, double d, double, double minor, int mDigits, TickType tickType
) const
{
   // Replace -0 with 0
   if (d < 0.0 && (d + minor > 0.0))
      d = 0.0;
   s.Printf(wxT("%d"), (int)floor(d + 0.5));
}
 
IntFormat::~IntFormat() = default;