A policy for discarding tile images according to some criteria. This type describes an
interface and is not intended to be instantiated directly.
Methods
Determines if the discard policy is ready to process images.
Returns:
True if the discard policy is ready to process images; otherwise, false.
Given a tile image, decide whether to discard that image.
| Name | Type | Description |
|---|---|---|
image |
HTMLImageElement | An image to test. |
Returns:
True if the image should be discarded; otherwise, false.