- globalmapper.MapCatalogCreate(str aDescription, GM_Projection_t aProj) GM_LayerHandle_t32
-
Creates a new map catalog layer with the given description and native projection. Once you have created a new map catalog, use the handle returned in calls to MapCatalogAddFile or MapCatalogAddLayer to add new maps to the catalog. Use MapCatalogSave to save the map catalog to a disk file that can later be loaded using any of the LoadLayer* functions.
- Parameters:
-
aDescription (str) – Description to use for layer (can be None to use default)
aProj (GM_Projection_t) – Native projection of new layer (use None for Geographic/WGS84/Arc Degrees)
- Returns:
-
Handle to the map catalogue layer
- Return type:
-
GM_LayerHandle_t32
Example
The following is an example of MapCatalogCreate.:
gm.MapCatalogCreate("Cahokia Historical Site Data", proj_file)
For more context refer to the map catalog sample scripts.