All Cadcorp SIS API Methods

CreateAreaFromLines Method

Description

Creates one or more Polygon item(s) from the LineString item(s) in a Named List, using the creation option, optionally deleting the LineString item(s) after creating the Polygon item(s).

Syntax

Public Function CreateAreaFromLines( _
   ByVal list As String, _
   ByVal bDelete As Integer, _
   ByVal createOption As Integer _
) As Integer

Parameters

list

The Named List containing the LineString items to be used in the Polygon item creation. If the method succeeds, the named list will contain the Polygon items created.

bDelete

True	Delete the LineString items after creating the Polygon item.
False	Leave the existing LineString items behind.

 

createOption

SIS_AREA_ONE_TO_ONE	Create a Polygon item for every LineString item in the Named List.
SIS_AREA_MANY_TO_ONE	Create one Polygon item using all of the LineString items in the Named List.
SIS_AREA_DISJOINT	Create disjoint Polygon items where a LineString item in the Named List which is wholly contained within another LineString in the Named List will become a hole, or island, within the containing LineString item.

Remarks

Group:

• Drawing Methods

Example

sis.CreateAreaFromLines ("ListFound", True, SIS_AREA_MANY_TO_ONE)

creates a Polygon item for each LineString item in the list ListFound.