- decrementRefCount
- getTimestamp
Returns the timestamp of the tile in milliseconds since January 1, 1970 GMT or 0
if this timestamp i
- incrementRefCount
- isExpired
Whether the TileBitmap has expired. When a tile has expired, the requester
should try to replace it
- scaleTo
- setExpiration
Sets the timestamp when this tile will be expired in milliseconds since January
1, 1970 GMT or 0 if
- setTimestamp
Sets the timestamp of the tile in milliseconds since January 1, 1970 GMT. The
timestamp indicates wh