TCircle
=======
TCircle related methods

::

  type definition is found in shared/globals.simba

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TCircle.ToTPA
~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.ToTPA(): TPointArray; 

Returns a full TPA of the circles circumference

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TCircle.Bounds
~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Bounds(): TBox; 

Return a TBox covering the circle

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TCircle.Contains
~~~~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Contains(p: TPoint): Boolean; 

Test if the point is within the circle

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TCircle.Mean
~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Mean(): TPoint; 

Middle of the circle, same as `Point(Circle.X, Circle.Y)`

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TCircle.Circumference
~~~~~~~~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Circumference(): Double; 

Returns the distance around the outside of a circle.

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TCircle.Area
~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Area(): Double; 

Returns the area the circle covers

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TCircle.Filter
~~~~~~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Filter(TestSet: TPointArray): TPointArray; 

Extract all the points from `TestSet` that fits within this circle.

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TCircle.Expand
~~~~~~~~~~~~~~
.. code-block:: pascal

    function TCircle.Expand(Inc: Int32): TCircle; 

Increase or decrease the radius of the circle, same as `Circle.Radius + Incr`.