Unfill

Applicability:

• Cadcorp SIS Map Modeller
• Cadcorp SIS Map Editor
• Cadcorp SIS ActiveX Modeller

Ribbon Group:

Create-Edit

Conditions for use:

• Item Class: All item classes
• Number selected: 1
• Minimum item status: Editable

Associated commands:

• Add Geometry
• Convex Hull
• Decompose
• Fill
• Process
• Remove Geometry

Description:

 Unfill removes the interior of geometry, leaving just its boundary.

For example, you could use this command to convert single-loop Polygon items into LineString items:

If you use this command on a Polygon which has a hole, then you will get a MultiLineString item:

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