C++中VTK9.3.0刻度标签重叠的问题记录

  //whl2024-06-03
  bool m_XAxisFlag, m_YAxisFlag, m_ZAxisFlag;//标识是否修改刻度区间的个数
  int m_XMajorNum, m_YMajorNum, m_ZMajorNum;//标识设置刻度区间的个数，例如2表示2个区间3个刻度

  //whl
  m_XAxisFlag = false;
  m_YAxisFlag = false;
  m_ZAxisFlag = false;

  //whl设置某个轴划分刻度区间的个数，可防止轴刻度文本重叠：nAxis轴号，bFlag设置/取消设置的标志，nMajorNum划分区间的个数
  void SetAxisMajorNum(int nAxis, bool bFlag, int nMajorNum = 2);

//------------------------------------------------------------------------------
void vtkCubeAxesActor::SetAxisMajorNum(int nAxis, bool bFlag, int nMajorNum)
{
  switch (nAxis)
  {
    case 0:
      m_XAxisFlag = bFlag;
	  m_XMajorNum = nMajorNum;
      break;
    case 1:
      m_YAxisFlag = bFlag;
	  m_YMajorNum = nMajorNum;
      break;
    case 2:
      m_ZAxisFlag = bFlag;
	  m_ZMajorNum = nMajorNum;
      break;
  }
}

    //whl判断是否自定义刻度区间
	if (m_XAxisFlag && 0==axis)
	{
		major = range / m_XMajorNum;
	}
	if (m_YAxisFlag && 1==axis)
	{
		major = range / m_YMajorNum;
	}
	if (m_ZAxisFlag && 2==axis)
	{
		major = range / m_ZMajorNum;
	}

    //设置某个轴划分区间的个数，可防止轴刻度文本重叠：nAxis轴号，bFlag设置/取消设置的标志，nMajorNum划分区间的个数
    m_cubeAxesActor->SetAxisMajorNum(2, true, 2);//设置Z轴
    m_cubeAxesActor->GetLabelTextProperty(2)->SetOrientation(90);//Z轴标签旋转90°