TIWCGJQGMap3Symbol.Anchor Property
The position of the symbol relative to the marker or polyline. The coordinates of the symbol's path are translated left and up by the anchor's x and y coordinates respectively. By default, a symbol is anchored at (0, 0). The position is expressed in the same coordinate system as the symbol's path.
published property Anchor: TIWCGJQGMap3Point index 00 read GetAnchor write SetAnchor stored IsObjStored;