/// <summary>
/// Updates the object's screenLine
/// </summary>
/// <param name="obj"></param>
/// <param name="_screenLine">the screen line. null, if no screen line exists</param>
/// <returns>returns a screen line if a screenline needs to be created</returns>
public static ScreenLine UpdateBeam(this SimulationObject obj, ScreenLine _screenLine, SimulationObject destination, Vector Direction)
{
if (obj.LastTableObject.RotationDefined)
{
if (_screenLine == null)
{
//recreate it
_screenLine = new ScreenLine(obj.LastTableObject.Center, Direction * 1000,
ScreenLine.EScreenLineElementType.Arrow);
return _screenLine;
}
else
{
//just modify
//If destination is set, let the screen line end.if not:infinite
if (destination != null)
{
_screenLine.Source = obj.LastTableObject.Center;
_screenLine.Destination = destination.LastTableObject.Center;
}
else
{
_screenLine.Source = obj.LastTableObject.Center;
TPoint dest =
new TPoint(
Convert.ToInt32(obj.LastTableObject.Center.ScreenX +
Direction.X * 1000),
Convert.ToInt32(obj.LastTableObject.Center.ScreenY +
Direction.Y * 1000),
TPoint.PointCreationType.screen);
_screenLine.Destination = dest;
}
}
}
return null;
}
private void CreateScreenline()
{
TPoint center1 =
_tableManager.TableObjects.Where(
o2 => o2.TrackingStatus == TableObject.ETrackingStatus.LongTermTracked).ToList()[0].Center;
TPoint center2 =
_tableManager.TableObjects.Where(
o2 => o2.TrackingStatus == TableObject.ETrackingStatus.LongTermTracked).ToList()[1].Center;
if (sl == null)
{
_tableManager.DisplayManager.WorkThreadSafe((Action)(() => { sl = new ScreenLine(center1, center2); }), null);
_tableManager.DisplayManager.AddElement(sl, ObjectTable.Code.Display.DisplayManager.DisplayLayer.middle);
}
sl.Source = center1;
sl.Destination = center2;
_tableManager.DisplayManager.WorkThreadSafe((Action) (() => sl.CalculateLine()), null);
}
