void l_MouseLeave(object sender, MouseEventArgs e)
{
if (((Line)sender).ToolTip != null)
{
((Line)sender).ToolTip = null;
windowShowLineInfo.Stop_Timing();
windowShowLineInfo = null;
}
}
void l_MouseEnter(object sender, MouseEventArgs e)
{
windowShowLineInfo = new WindowShowLineInfo((Line)sender, this);
((Line)sender).ToolTip = windowShowLineInfo;
ToolTip tt = new ToolTip();
tt.Content = windowShowLineInfo;
((Line)sender).ToolTip = tt;
}
