User Guide > How to Work with... > ART Mark Annotations > ART Annotations > ART 3.0/ART 2.0 Marks > Measurement Marks > Ruler |
The Ruler mark enables the end user to create a line that displays its measurement.
In Edit mode, end users create this mark as follows:
ImageGear provides two different length measuring modes for Ruler and PolyRuler annotations – Absolute and Relative, which can be changed using ImGearARTPage.AspectKind property.
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If the physical measurements of your marks need to reflect the changes to the resolution of the underlying image, you should work with pages and marks in Relative mode instead. |
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If the physical measurements of your marks need to remain constant regardless of the resolution of the underlying image, you should work with pages and marks in Absolute mode instead. |