.. highlightlang:: us

.. _xysetclosedpolygon:

XYSetClosedPolygon
==================

.. index:: XYSetClosedPolygon

.. us.tag  XYSetClosedPolygon ENGLISH XYSet

:ref:`XYSetClosedPolygon`    sets which part of
the area under the curve will be closed and color filled.

.. function::  bool = XYSetClosedPolygon(hData, bClosed)

.. us.return

**Return Value**

If the function succeeds, the return value *bool* is TRUE (1); otherwise
it is FALSE (0).

.. us.params

**Parameters**

.. uparam:: hData

   The handle of a dataset created with :ref:`XYCreate` or
   :ref:`TYCreate`.

.. uparam:: bClosed

   If *bClosed* is TRUE (1), the first data point
   will be joine to the last data point and the enclosed area will be
   color filled. If FALSE (0), the area between the curve and a ground
   line parallel to the x-axis will be color filled. The height of the
   ground line can be set with the function :ref:`XYSetDropValue`.

.. seealso::
   :ref:`overview-xy-datasets`,
   :ref:`XYIsPolygonClosed`,
   :ref:`XYSetDropValue`,
   :ref:`XYShowFill`,
   :ref:`XYSetFillColor`

:sub:`id-1161248`