ImageGear Professional v18.2 > API Reference Guide > Vector Component API Reference > Vector Component Functions Reference > Extended Polyline Functions > IG_vect_polylineex_set_contour |
This function sets the number of the active contour.
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AT_ERRCOUNT ACCUAPI IG_vect_polylineex_set_contour(
HIG_VECT_ENTITY hEntity,
long nIndex
);
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Name | Type | Description |
hEntity | HIG_VECT_ENTITY | Handle to the Entity. |
mIndex | long | Number of the active contour being set. |
Returns 0 if successful. Otherwise, returns the number of ImageGear errors that occurred during this function call.
This function does not process image pixels.
None
IG_vect_polylineex_get_vertexcont() returns the active contour.