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Parent Page: Draftsman Objects
Center Mark objects attached to placed Circle and Arc objects.
A Center Mark is crosshair object that automatically locks to the radius origin of a Circle or Arc in a Draftsman document. A placed Center Mark is available as a reference location for placed dimensioning objects such as Linear and Ordinate dimensions – . see example
Center Marks are available for placement in the Draftsman Editor in the following ways:
After launching the command, the cursor will change to a cross-hair and the editor will enter Center Mark placement mode. Placement is made by performing the following actions:
This method of editing allows a placed Center Mark object to be selected in the workspace then moved to snap to a different Circle/Arc.
Select a Center Mark by clicking on the intersection of its cross-hairs. Once selected, an editing node is available at its center point.
A selected Center Mark
Click and drag the Center Mark's node to move it to a Circle/Arc object in a different location. The Center Mark is attached to the target Circle/Arc in the same way as during its initial placement – hover then click on the Circle/Arc outline.
Properties page: Center Mark Properties
The non-graphical method of editing a Center Mark is available in the Draftsman Properties panel, which provides editable property fields for the item that is currently selected in the workspace.
To open the Properties panel and access the properties of a placed Center Mark:
If the Properties panel is already active:
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