See also Expressions
Expression Value: Resolution _resolution#
Expression Element: Built-in properties
Resolution
The value is the resolution of the invisible cached QZone item. If there is no cached QZone item, the Polygon item's resolution is reported as zero.
A QZone item is made up of progressively smaller squares. Its resolution is the size of the smallest QZone square. The resolution of a Bitmap item is the size of each pixel.
Expression Syntax: _resolution#