ShumateState

enum Shumate.State

Tile loading state.

Name	Description
`SHUMATE_STATE_NONE`	Initial or undefined state.
`SHUMATE_STATE_LOADING`	Tile is loading.
`SHUMATE_STATE_LOADED`	Tile is loaded but not yet displayed.
`SHUMATE_STATE_DONE`	Tile loading finished. Also used to inform map sources that tile loading has been cancelled.