ImageGear for C and C++ on Windows v19.10 - Updated
Hollow Polygon
User Guide > How to Work with... > Annotations > New Annotation API: ArtX > ArtX Annotation Marks > ART 2.0 Legacy Marks > Hollow Polygon

The Hollow Polygon mark enables the end user to surround areas of an image or document with a polygon.

Edit Mode

In Edit mode, end users create a mark as follows:

  1. Click the Hollow Polygon button.
  2. Click the point where the polygon starts, and drag and click to create each vertex you want to add.
  3. Double-click to complete the polygon.
  4. Right-click the mark after it has been created to activate the popup edit menu.