maplayr/io.attractions.maplayr.androidLayer.annotation/CoordinateAnnotationLayer/Adapter

Adapter

interface Adapter<T : Any>

Functions

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open fun annotationLevel(element: T, buildings: Set<Building>): Level?

Provide the level on the map for the given element

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abstract fun annotationLocation(element: T): GeographicCoordinate

Provide the location on the map for the given element

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abstract fun bindView(coordinateAnnotationViewHolder: CoordinateAnnotationViewHolder, element: T)

Bind data for the given element to the view holder

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abstract fun createView(parent: ViewGroup, viewType: Int): CoordinateAnnotationViewHolder

Create the view holder for the given view type

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open fun elementStableId(element: T): Any?

Stable identifier for the element, or null if it has none. When provided, replace rebinds an existing view in place for a refreshed same-id element instead of unmount/remount — preserving selection and skipping bindView when the content is unchanged.

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open fun elementViewType(element: T): Int

Override this method if you wish to provide different view types for a given element