double IZoom.GetZoomAt(RectangularGrid.Location tileLocation)
{
var imageBoxLocation = tileLocation.ParentGridLocation;
IImageBox imageBox;
if (imageBoxLocation == null)
imageBox = Context.Viewer.PhysicalWorkspace.SelectedImageBox;
else
imageBox = Context.Viewer.PhysicalWorkspace[imageBoxLocation.Row, imageBoxLocation.Column];
var tile = imageBox[tileLocation.Row, tileLocation.Column];
//Rather than change the class, we'll just select temporarily.
var oldSelectedTile = Context.Viewer.SelectedTile;
tile.Select();
var transform = GetSelectedImageTransform();
if (transform == null)
throw new InvalidOperationException("The tile must contain a valid image.");
if (oldSelectedTile != null)
oldSelectedTile.Select();
return transform.Scale;
}
IVoiLut ILookupTable.GetLookupTableAt(RectangularGrid.Location tileLocation)
{
var voiLutManager = GetSelectedImageVoiLutManager();
if (voiLutManager == null)
throw new InvalidOperationException("Selected image can't have a voi lut");
return voiLutManager.VoiLut;
}