Function _acquireNativeMap

_acquireNativeMap(explicitMap?: unknown): void
Resolves and caches the native maplibregl.Map instance.

Resolution order:
1. Explicit map passed as argument (must pass _isNativeMaplibreMap).
2. Already-cached _map (if still a valid native map).
3. Fallback via GeoLeaf.Core.getMap().getNativeMap().
Parameters
- OptionalexplicitMap: unknown
Returns void
- Defined in src/kernel/basemaps/registry.ts:81