public KeyFrame RemoveClosest(KeyFrame.enumKeyFrameType iType, long lMillisecond)
{
KeyFrame keyClosest = FindClosest(iType, lMillisecond);
if (keyClosest != null)
{
Remove(keyClosest);
return(keyClosest);
}
return(null);
}
public KeyFrame FindClosest(KeyFrame.enumKeyFrameType iType, long lMillisecond, bool bInActualZoneOnly)
{
if (iType == KeyFrame.enumKeyFrameType.Snapshot)
{
KeyFrame minFrame = null;
long lMinDist = -1, lDist = 0;
foreach (KeyFrame frame in _arySingleFrames)
{
lDist = Math.Abs(frame.StartMillisecond - lMillisecond);
if (!bInActualZoneOnly || (bInActualZoneOnly && (frame.StartMillisecond <= _Ruler.ActualMillisecond)))
{
if (lDist < lMinDist || lMinDist == -1)
{
lMinDist = lDist;
minFrame = frame;
}
}
}
if (lMinDist < (long)(lMillisecond * 0.05))
{
return(minFrame);
}
else
{
return(null);
}
}
else
{
foreach (KeyFrame frame in _aryMulitFrames)
{
if ((lMillisecond >= frame.StartMillisecond) && (lMillisecond <= frame.EndMillisecond))
{
return(frame);
}
}
}
return(null);
}
public KeyFrame FindClosest(KeyFrame.enumKeyFrameType iType, long lMillisecond)
{
return(FindClosest(iType, lMillisecond, false));
}
