/// <summary>
/// Get the touched view range.
/// </summary>
/// <param name="x">x value of the tap (on pin device)</param>
/// <param name="y">y value of the tap (on pin device)</param>
/// <param name="s">visible screen</param>
/// <returns>touched view range</returns>
public BrailleIOViewRange GetTouchedViewRange(double x, double y, BrailleIOScreen s)
{
if (s != null)
{
OrderedDictionary viewRanges = s.GetViewRanges();
if (viewRanges.Count > 0)
{
object[] keys = new object[viewRanges.Keys.Count];
viewRanges.Keys.CopyTo(keys, 0);
for (int i = keys.Length - 1; i >= 0; i--)
{
BrailleIOViewRange vr = viewRanges[keys[i]] as BrailleIOViewRange;
if (vr != null && vr.IsVisible())
{
if (x >= vr.GetLeft() && x <= (vr.GetLeft() + vr.GetWidth()))
{
if (y >= vr.GetTop() && y <= (vr.GetTop() + vr.GetHeight()))
{
return(vr);
}
}
}
}
}
}
return(null);
}
