public void Show()
{
Visible = true;
CurrentStatus = ChartToolTipStatus.Standby;
TimerTick = 0;
if (!Parent.ToolTips.Contains(this))
{
Parent.ToolTips.Add(this);
}
}
public void Hide(bool slow)
{
if (slow)
{
CurrentStatus = ChartToolTipStatus.Hide;
TimerTick = (int)Math.Round((1.0f - Opacity) * ReshowDelay);
}
else
{
Visible = false;
}
}
internal void OnTimerTick(int ticks)
{
int nt = TimerTick + ticks;
float opacity = Opacity;
switch (CurrentStatus)
{
case ChartToolTipStatus.Standby:
if (nt > InitialDelay)
{
CurrentStatus = ChartToolTipStatus.Show;
nt -= InitialDelay;
opacity = 1.0f;
}
else
{
opacity = nt / (float)InitialDelay;
}
break;
case ChartToolTipStatus.Show:
if (ShowAlways || IsMouseHover)
{
nt = 0;
opacity = 1.0f;
}
else if (nt > AutoPopDelay)
{
CurrentStatus = ChartToolTipStatus.Hide;
nt -= AutoPopDelay;
}
break;
case ChartToolTipStatus.Hide:
if (nt > ReshowDelay)
{
nt = 0;
opacity = 0.0f;
Visible = false;
}
else
{
opacity = 1.0f - Math.Min(1.0f, TimerTick / (float)ReshowDelay);
}
break;
}
TimerTick = nt;
Opacity = opacity;
}
private void OnVisibleChanged()
{
if (Visible)
{
CurrentStatus = ChartToolTipStatus.Standby;
TimerTick = 0;
}
Invalidate();
if (VisibleChanged != null)
{
VisibleChanged(this, EventArgs.Empty);
}
}
private void OnIsMouseHoverChanged()
{
CurrentStatus = ChartToolTipStatus.Show;
TimerTick = 0;
}
