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Fix crash when calculating scroll
See original GitHub issueIdea Description
Fatal Exception: java.lang.IllegalStateException
Offset is unspecified
androidx.compose.ui.geometry.Offset.getX-impl (Offset.java:28)
io.github.droidkaigi.confsched2022.feature.sessions.ScreenScrollState$scroll$2$1.invokeSuspend (ScreenScrollState.java:31)
kotlin.coroutines.jvm.internal.BaseContinuationImpl.resumeWith (BaseContinuationImpl.java:8)
kotlinx.coroutines.DispatchedTask.run (DispatchedTask.java:100)
suspend fun scroll(
dragAmount: Offset,
timeMillis: Long,
position: Offset,
) {
val nextPossibleX = calculatePossibleScrollX(dragAmount.x)
val nextPossibleY = calculatePossibleScrollY(dragAmount.y)
scrollState.scroll(
Offset(nextPossibleX, nextPossibleY), // ←
value class Offset internal constructor(internal val packedValue: Long) {
@Stable
val x: Float
get() {
// Explicitly compare against packed values to avoid auto-boxing of Size.Unspecified
check(this.packedValue != Unspecified.packedValue) {
"Offset is unspecified" // ←
}
return unpackFloat1(packedValue)
}
Reference images and links
Issue Analytics
- State:
- Created a year ago
- Comments:8 (8 by maintainers)
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@Tomoyuki-TAKEZAKI I’m looking forward to seeing your PR! Assigned 👍