Polyruler Tool

(Document and Medical Imaging toolkits)

The polyruler annotation object is an array of points that create a sequence of joined rulers. In design mode, each line segment is formed with a mouse click, and the object is completed on a double click.

The polyruler can be used to measure the distance of an irregularly shaped object. As ruler segments are added, removed, or changed in length, a running total of the total distance is displayed.

Holding down the Shift key while drawing the rulers will draw the rulers at an angle that is a multiple of 45 degrees.

In design mode, click on the object with the right mouse button to do the following:

For information on flipping, reversing or rotating annotation objects, refer to Flipping, Reversing and Rotating Annotation Objects.

For low-level implementation details, refer to Polyruler Annotation Object.

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