private void horizontalAxisToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAxisEditor frm = new frmAxisEditor(this, HorizontalAxis, false);
frm.ShowDialog();
}
private void verticalAxisToolStripMenuItem_Click(object sender, EventArgs e)
{
frmAxisEditor frm = new frmAxisEditor(this, VerticalAxis, true);
frm.ShowDialog();
}