4.2.3.14 CrownProjection

Prototype:

property CrownProjection: TTableWrapper;

Description:

CrownProjection property allows access to the table containing crown projections. It is only available for tree layers.

Syntax:

variable := Layer.CrownProjection;

Part

Description

variable

A variable declared as a pointer to the table containing crown projections

Layer

A reference to the Field-Map layer as defined in Field-Map Project Manager

Return value:

Returns a pointer to the CrownProjection table of a tree layer (i.e. an instance of the TTableWrapper class) or nil either if the layer is not a tree layer or if crown projections are not available