Sets the corner factor applied to certain shapes.
This property does not apply if the Shape property is set to a value different from SHAPE_ROUNDRECT, SHAPE_GEM, SHAPE_ARROW and SHAPE_KEYHOLE.
If the Shape property is set to SHAPE_ARROW or SHAPE_KEYHOLE, the CornerFactor property will apply only if the LightDirection property is set to LIGHT_DIR_NORTH, LIGHT_DIR_EAST, LIGHT_DIR_SOUTH or LIGHT_DIR_WEST.
The property value ranges from 0 to 100 with 60 set as default.
Here are three cornered shapes with a corner factor of 60:
Here are the same shapes with a corner factor of 40.
And here are the same shapes with a corner factor of 90.