Open Layers layer do not have a "type" attribute and thus it is not easily possible to check a layers type.
To simplify the layer type check, a new type (e.g. "WellKnownOlLayer") could be introduced. This type would represent all LayerTypes that are known to the Trails base packages.
Additionally, a helper function for getting a layers type should be introduced.
Open Layers layer do not have a "type" attribute and thus it is not easily possible to check a layers type.
To simplify the layer type check, a new type (e.g. "WellKnownOlLayer") could be introduced. This type would represent all LayerTypes that are known to the Trails base packages.
Additionally, a helper function for getting a layers type should be introduced.
Example:
(Maybe also think about introducing a type for Open Layer sources.)