TileLayerEvictErrorTileStrategy

TileLayerEvictErrorTileStrategy

Bases: Enum

Strategies on how to handle tile errors.

DISPOSE = 'dispose'

Evict images for tiles which failed to load when they are pruned.

NONE = 'none'

Never evict images for tiles which failed to load.

NOT_VISIBLE = 'notVisible'

Evict images for tiles which failed to load and

• do not belong to the current zoom level AND/OR
• are not visible

NOT_VISIBLE_RESPECT_MARGIN = 'notVisibleRespectMargin'

Evict images for tiles which failed to load and

• do not belong to the current zoom level AND/OR
• are not visible, respecting the pruning buffer (the maximum of the keep_buffer and pan_buffer).