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Polygon Tool

Polygon Tool is most versatile tool for adding new labels and editing existing labels.

Add a Polygon

  • Click to draw a point.
  • Keep clicking to draw a shape.
  • End the shape by connecting it to the origin node without crossing any lines.

Edit a Polygon

Delete a Vertex

  • Ctrl-Click on a handle to delete it.

Add New Vertex

  • Ctrl-click on a line to insert a new handle.

Move a Vertex

  • Release Ctrl and drag a handle to move it.

Polygon  Annotation