ArcObjects Library Reference (Carto)  

esriSizeRendererFlags Constants

Marker symbol sizing options for use with ISizeRenderer.

Constant Value Description
esriSizeRendererNone 0 No sizing.
esriSizeRendererUseExpression 1 Use sizing expression.
esriSizeRendererRandom 2 Use random sizing.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.