new TileCache( [preCachedLevels] [, opt_highWaterMark])
A class that extend ol.TileCache with extra functionality. It allows
to define fixed tiles that never will be removed from the cache even if cache
becomes expirable.
Be aware that never expirable tiles are cached in a separate object and do not support different projections at the moment.
Parameters:
| Name | Type | Argument | Description |
|---|---|---|---|
preCachedLevels |
number |
<optional> |
Max zoom level to be precached. All tiles with z equal or under this value never expire. Undefined to ignore. |
opt_highWaterMark |
number |
<optional> |
High water mark or expirable cache size. |
- Source:
- mapspace/tilecache.js
Extends
- ol.TileCache
Methods
-
clear()
-
Clears the cache.
- Source:
- mapspace/tilecache.js
-
set()
-
- Source:
- mapspace/tilecache.js