Defining Viewport Settings
To define the viewport settings:
1. Click VIEWPORT.
The VIEWPORT menu opens.
2. In the VIEWPORT menu, click Set.
3. Specify the color for viewport background, border, text, and cursor.
4. Specify the border width.
5. Toggle Invert Col or Off.
When Invert Col is Off, the elements are not visible, if the element color and the viewport background color are same.
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The default setting for Invert Col is On.
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