public override DataRect Apply(DataRect previousDataRect, DataRect proposedDataRect, Viewport2D viewport)
{
DataRect borderRect = DataRect.Create(proposedDataRect.XMin, minSeconds, proposedDataRect.XMax, maxSeconds);
if (proposedDataRect.IntersectsWith(borderRect))
{
DataRect croppedRect = DataRect.Intersect(proposedDataRect, borderRect);
return croppedRect;
}
return previousDataRect;
}
public override DataRect Apply(DataRect previousDataRect, DataRect proposedDataRect, Viewport2D viewport)
{
DataRect borderRect = DataRect.Create(minSeconds, proposedDataRect.YMin, maxSeconds, proposedDataRect.YMax);
if (proposedDataRect.IntersectsWith(borderRect))
{
DataRect croppedRect = DataRect.Intersect(proposedDataRect, borderRect);
return croppedRect;
}
return previousDataRect;
}
/// <summary>
/// Applies the specified old data rect.
/// </summary>
/// <param name="oldDataRect">The old data rect.</param>
/// <param name="newDataRect">The new data rect.</param>
/// <param name="viewport">The viewport.</param>
/// <returns></returns>
public override DataRect Apply(DataRect oldDataRect, DataRect newDataRect, Viewport2D viewport)
{
DataRect res = domain;
if (domain.IsEmpty)
{
res = newDataRect;
}
else if (newDataRect.IntersectsWith(domain))
{
res = newDataRect;
if (newDataRect.Size == oldDataRect.Size)
{
if (res.XMin < domain.XMin)
{
res.XMin = domain.XMin;
}
if (res.YMin < domain.YMin)
{
res.YMin = domain.YMin;
}
if (res.XMax > domain.XMax)
{
res.XMin += domain.XMax - res.XMax;
}
if (res.YMax > domain.YMax)
{
res.YMin += domain.YMax - res.YMax;
}
}
else
{
res = DataRect.Intersect(newDataRect, domain);
}
}
return(res);
}
