Get the number of tiles in a mosaic in the y-direction.
long CExtAPI::map_GetMosaicTilesY(ZMAP hMap);
| Name | Type | Comment | 
|---|---|---|
| hMap | ZMAP | A ZMAP handle to the map, for which the mosaic tile count in the y-direction is to be retrieved. | 
Zero if an error occurred or the map is not a mosaic, and greater than zero otherwise.
None.