ART Polygon mark object.

Members:

IG_ARTX_polygon_border_get	Queries the annotation border.
IG_ARTX_polygon_border_set	Sets the annotation border.
IG_ARTX_polygon_bounds_get	Queries the bounding rectangle.
IG_ARTX_polygon_create	Creates Polygon mark.
IG_ARTX_polygon_fillcolor_get	Queries fill color of the annotation.
IG_ARTX_polygon_fillcolor_set	Sets the annotation fill color.
IG_ARTX_polygon_opacity_get	Queries the value of annotation opacity.
IG_ARTX_polygon_opacity_set	Sets the value of annotation opacity.
IG_ARTX_polygon_point_count_get	Gets the number of the Polygon points.
IG_ARTX_polygon_points_get	Gets the Polygon points.
IG_ARTX_polygon_points_set	Sets the Polygon points.