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 It displays a dotted grid in the current viewport that is not plotted  | 
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 It sets and controls the limits of the drawing area.  | 
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 It limits the cursor movement to the horizontal or vertical direction  | 
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 Enable - disable Polar Snap  | 
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 Enable - disable Radial Snap  | 
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 It limits the cursor movement to specified intervals  | 
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 It goes to the Snaps management dialog  | 
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 It creates a new Temporary Track point  |