/// <summary>
/// Tries to fit fillet arc between two selected curves. Fillet radius is given from user input box.
/// </summary>
private void CreateFilletEntity()
{
if (firstSelectedEntity == null)
{
if (selEntityIndex != -1)
{
firstSelectedEntity = Entities[selEntityIndex];
selEntityIndex = -1;
return;
}
}
else if (secondSelectedEntity == null)
{
DrawSelectionMark(mouseLocation);
renderContext.EnableXOR(false);
DrawText(mouseLocation.X, (int)Size.Height - mouseLocation.Y + 10, "Select second curve",
new Font("Tahoma", 8.25f), DrawingColor, ContentAlignment.BottomLeft);
}
if (secondSelectedEntity == null)
{
if (selEntityIndex != -1)
{
secondSelectedEntity = Entities[selEntityIndex];
}
}
if (firstSelectedEntity is ICurve && secondSelectedEntity is ICurve)
{
if (firstSelectedEntity is Line && secondSelectedEntity is Line)
{
Line l1 = firstSelectedEntity as Line;
Line l2 = secondSelectedEntity as Line;
if (Vector3D.AreParallel(l1.Direction, l2.Direction))
{
ClearAllPreviousCommandData();
return;
}
}
#if NURBS
Arc filletArc = null;
try
{
if (Curve.Fillet((ICurve)firstSelectedEntity, (ICurve)secondSelectedEntity, filletRadius, false, false, true, true, out filletArc))
{
AddAndRefresh(filletArc, ActiveLayerName);
}
else if (Curve.Fillet((ICurve)firstSelectedEntity, (ICurve)secondSelectedEntity, filletRadius, false, true, true, true, out filletArc))
{
AddAndRefresh(filletArc, ActiveLayerName);
}
else if (Curve.Fillet((ICurve)firstSelectedEntity, (ICurve)secondSelectedEntity, filletRadius, true, false, true, true, out filletArc))
{
AddAndRefresh(filletArc, ActiveLayerName);
}
else if (Curve.Fillet((ICurve)firstSelectedEntity, (ICurve)secondSelectedEntity, filletRadius, true, true, true, true, out filletArc))
{
AddAndRefresh(filletArc, ActiveLayerName);
}
}
catch
{
}
#endif
ClearAllPreviousCommandData();
}
}