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_chartArea.CursorX.IsUserEnabled = true;
_chartArea.CursorY.IsUserEnabled = true;
private void Chart_MouseMove(object sender, MouseEventArgs e)
{
_currentPointX = e.X;
_currentPointY = e.Y;
//MsChart.Refresh();没啥效果
_chartArea.CursorX.SetCursorPixelPosition(new PointF(_currentPointX, _currentPointY), true);
_chartArea.CursorY.SetCursorPixelPosition(new PointF(_currentPointX, _currentPointY), true);
//Application.DoEvents(); 使用此方法当有线程操作时会引发异常
}