C++ (Cpp) CalculateXRangeの例

コード例 #1

ファイル: iupPlotCalc.cpp プロジェクト: svn2github/iup-github

bool iupPlot::CalculateAxisRange() 
{
  if (mAxisX.mAutoScaleMin || mAxisX.mAutoScaleMax) 
  {
    double theXMin;
    double theXMax;

    CalculateXRange(theXMin, theXMax);

    if (mAxisX.mAutoScaleMin)
    {
      mAxisX.mMin = theXMin;
      if (mAxisX.mLogScale && (theXMin < kLogMinClipValue)) 
        mAxisX.mMin = kLogMinClipValue;
    }

    if (mAxisX.mAutoScaleMax) 
      mAxisX.mMax = theXMax;

    if (!mAxisX.mTickIter->AdjustRange(mAxisX.mMin, mAxisX.mMax)) 
      return false;
  }

  if (mAxisY.mAutoScaleMin || mAxisY.mAutoScaleMax) 
  {
    double theYMin;
    double theYMax;

    CalculateYRange(theYMin, theYMax);

    if (mAxisY.mAutoScaleMin) 
    {
      mAxisY.mMin = theYMin;
      if (mAxisY.mLogScale && (theYMin < kLogMinClipValue)) 
        mAxisY.mMin = kLogMinClipValue;
    }
    if (mAxisY.mAutoScaleMax)
      mAxisY.mMax = theYMax;

    if (!mAxisY.mTickIter->AdjustRange(mAxisY.mMin, mAxisY.mMax))
      return false;
  }

  if (mScaleEqual)
  {
    if (mAxisY.HasZoom() || mAxisX.HasZoom())
    {
      if (mAxisY.mMax - mAxisY.mMin != mAxisX.mMax - mAxisX.mMin)
      {
        double theLength;

        if (mAxisY.mMax - mAxisY.mMin > mAxisX.mMax - mAxisX.mMin)
        {
          theLength = mAxisY.mMax - mAxisY.mMin;
          mAxisX.mMax = mAxisX.mMin + theLength;
        }
        else
        {
          theLength = mAxisX.mMax - mAxisX.mMin;
          mAxisY.mMax = mAxisY.mMin + theLength;
        }
      }
    }
    else
    {
      double theMin = mAxisY.mMin;
      if (mAxisX.mMin < theMin)
        theMin = mAxisX.mMin;

      double theMax = mAxisY.mMax;
      if (mAxisX.mMax > theMax)
        theMax = mAxisX.mMax;

      mAxisX.mMin = theMin;
      mAxisY.mMin = theMin;
      mAxisX.mMax = theMax;
      mAxisY.mMax = theMax;
    }
  }

  return true;
}

コード例 #2

ファイル: iupPlotCalc.cpp プロジェクト: DavidPhillipOster/IupCocoa

bool iupPlot::CalculateAxisRange() 
{
  if (mAxisX.mAutoScaleMin || mAxisX.mAutoScaleMax) 
  {
    double theXMin;
    double theXMax;

    CalculateXRange(theXMin, theXMax);

    if (mAxisX.mAutoScaleMin)
    {
      mAxisX.mMin = theXMin;
      if (mAxisX.mLogScale && (theXMin < kLogMinClipValue)) 
        mAxisX.mMin = kLogMinClipValue;
    }

    if (mAxisX.mAutoScaleMax) 
      mAxisX.mMax = theXMax;

    if (!mAxisX.mTickIter->AdjustRange(mAxisX.mMin, mAxisX.mMax)) 
      return false;
  }

  if (mAxisY.mAutoScaleMin || mAxisY.mAutoScaleMax) 
  {
    double theYMin;
    double theYMax;

    CalculateYRange(theYMin, theYMax);

    if (mAxisY.mAutoScaleMin) 
    {
      mAxisY.mMin = theYMin;
      if (mAxisY.mLogScale && (theYMin < kLogMinClipValue)) 
        mAxisY.mMin = kLogMinClipValue;
    }
    if (mAxisY.mAutoScaleMax)
      mAxisY.mMax = theYMax;

    if (!mAxisY.mTickIter->AdjustRange(mAxisY.mMin, mAxisY.mMax))
      return false;
  }

  if (mAxisX.mAutoScaleEqual && mAxisY.mAutoScaleEqual &&
      mAxisX.mAutoScaleMin && mAxisX.mAutoScaleMax &&
      mAxisY.mAutoScaleMin && mAxisY.mAutoScaleMax)
  {
    double theMin = mAxisY.mMin;
    if (mAxisX.mMin < theMin)
      theMin = mAxisX.mMin;

    double theMax = mAxisY.mMax;
    if (mAxisX.mMax > theMax)
      theMax = mAxisX.mMax;

    mAxisX.mMin = theMin;
    mAxisY.mMin = theMin;
    mAxisX.mMax = theMax;
    mAxisY.mMax = theMax;
  }

  return true;
}