Adding Features - Add a Hole to an Existing Polygon

📝 Overview

This guide explains how to add holes to an existing polygon in your overlay file. Holes are interior areas excluded from the polygon’s area.

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🛠️ Steps to Add a Hole to an Existing Polygon

1. Enter Edit Graphics Mode

• Select Edit | Edit Graphics.

• Click the polygon you want to add a hole to.

• When prompted with “Edit Polygon?”, select Yes.

2. Access the Add Hole Option

• Right-click to open the context menu.

  

• Select Add Hole in Polygon.

3. Draw the Hole

• Draw the hole just like you would draw a polygon.

• Important: The hole must be fully contained within the polygon boundaries. If not, you will get an error message and need to cancel and try again.

4. Finish Drawing the Hole

• Select Finish once your hole is complete.

5. Add More Holes (Optional)

• To add additional holes, right-click again and repeat Step 2 and Step 3.

6. Save Your Changes

• When you have finished adding holes, select Add | Save or click the Confirm button to save the polygon record.

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⚠️ Important Notes

• There is a maximum limit of 2560 holes allowed per polygon.

• Make sure holes do not cross polygon boundaries to avoid errors.