8.6.5.11 The (Object Properties) Dimensions tab

Arrow/Line object	Rectangle/Circle/Polygon/Region/Bracket object

Angle object

1 Units
2 Begin/End
3 Method
4 Keep Aspect Ratio
5 Reset to Native Aspect Ratio
6 Left/Right/Top/Bottom (Margin)
7 Disable

Units

Specify the object position and size in units selected from the Units drop-down list.

Begin/End

Specify the X and Y location of begin and end of the arrow object using the specified unit.

Method

For an angle object, you can use two approaches to specify the position and angle size.

3 Points: Use three points, Begin, Middle and End to locate the vertex and sides of the angle.
Angle and Magnitude: Specify the starting angle and angle size using Start and Angle; specify vertex location using X and Y values; specify the side length using Start and End. This method is selected by default.

Keep Aspect Ratio

Select this check box to only allow proportional sizing.

Reset to Native Aspect Ratio

Click Reset to Native Aspect Ratio button to restore the table size to the native aspect ratio.

Left/Right/Top/Bottom (Margin)

Specify the rectangle size using the margin or location of four rectangle sides.

Disable

The Disable options control the object behavior while changing its shape and position. See Creating Drawing Objects.

Horizontal Movement	Select this box to prevent horizontal movement.
Vertical Movement	Select this box to prevent vertical movement.

If you want to disable resizing, rotating or skewing the object or prevent editing points of the object, you use the system variable @HEM to show the below options and then control these behaviors.

Resizing: Select this box to prevent resizing.
Rotating: Select this box to prevent rotation.
Skewing: Select this box to prevent skewing.
Point Edit: Select this box to prevent editing the location of individual object points.

Note: For the versions before Origin 2025b, these controls are shown by default.