Common
```kotlin
sealed interface PrefetchResultScope
```
A scope for `schedulePrecompositionAndPremeasure` callbacks. The scope provides additional
information about a prefetched item.
## Properties
Common
```kotlin
val placeablesCount: Int
```
The amount of placeables composed into this item.
Common
```kotlin
val index: Int
```
The index of the prefetched item.
## Functions
getSize
```kotlin
fun getSize(@IntRange(from = 0) placeableIndex: Int): IntSize
```
Retrieves the latest measured size for a given placeable `placeableIndex` in pixels.