Sample updates to scrollbars

This commit is contained in:
arkon 2023-03-29 23:19:52 -04:00
parent 7a1b599462
commit bc0b9e536a
2 changed files with 26 additions and 18 deletions

View file

@ -48,6 +48,7 @@ import androidx.compose.ui.util.fastMaxBy
import kotlinx.coroutines.channels.BufferOverflow import kotlinx.coroutines.channels.BufferOverflow
import kotlinx.coroutines.flow.MutableSharedFlow import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.collectLatest import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.flow.sample
import tachiyomi.presentation.core.components.Scroller.STICKY_HEADER_KEY_PREFIX import tachiyomi.presentation.core.components.Scroller.STICKY_HEADER_KEY_PREFIX
import kotlin.math.abs import kotlin.math.abs
import kotlin.math.max import kotlin.math.max
@ -124,14 +125,16 @@ fun VerticalFastScroller(
val alpha = remember { Animatable(0f) } val alpha = remember { Animatable(0f) }
val isThumbVisible = alpha.value > 0f val isThumbVisible = alpha.value > 0f
LaunchedEffect(scrolled, alpha) { LaunchedEffect(scrolled, alpha) {
scrolled.collectLatest { scrolled
if (thumbAllowed()) { .sample(100)
alpha.snapTo(1f) .collectLatest {
alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec) if (thumbAllowed()) {
} else { alpha.snapTo(1f)
alpha.animateTo(0f, animationSpec = ImmediateFadeOutAnimationSpec) alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec)
} else {
alpha.animateTo(0f, animationSpec = ImmediateFadeOutAnimationSpec)
}
} }
}
} }
Box( Box(
@ -304,14 +307,16 @@ fun VerticalGridFastScroller(
val alpha = remember { Animatable(0f) } val alpha = remember { Animatable(0f) }
val isThumbVisible = alpha.value > 0f val isThumbVisible = alpha.value > 0f
LaunchedEffect(scrolled, alpha) { LaunchedEffect(scrolled, alpha) {
scrolled.collectLatest { scrolled
if (thumbAllowed()) { .sample(100)
alpha.snapTo(1f) .collectLatest {
alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec) if (thumbAllowed()) {
} else { alpha.snapTo(1f)
alpha.animateTo(0f, animationSpec = ImmediateFadeOutAnimationSpec) alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec)
} else {
alpha.animateTo(0f, animationSpec = ImmediateFadeOutAnimationSpec)
}
} }
}
} }
Box( Box(

View file

@ -67,6 +67,7 @@ import androidx.compose.ui.util.fastSumBy
import kotlinx.coroutines.channels.BufferOverflow import kotlinx.coroutines.channels.BufferOverflow
import kotlinx.coroutines.flow.MutableSharedFlow import kotlinx.coroutines.flow.MutableSharedFlow
import kotlinx.coroutines.flow.collectLatest import kotlinx.coroutines.flow.collectLatest
import kotlinx.coroutines.flow.sample
import tachiyomi.presentation.core.components.Scroller.STICKY_HEADER_KEY_PREFIX import tachiyomi.presentation.core.components.Scroller.STICKY_HEADER_KEY_PREFIX
/** /**
@ -206,10 +207,12 @@ private fun Modifier.drawScrollbar(
val alpha = remember { Animatable(0f) } val alpha = remember { Animatable(0f) }
LaunchedEffect(scrolled, alpha) { LaunchedEffect(scrolled, alpha) {
scrolled.collectLatest { scrolled
alpha.snapTo(1f) .sample(100)
alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec) .collectLatest {
} alpha.snapTo(1f)
alpha.animateTo(0f, animationSpec = FadeOutAnimationSpec)
}
} }
val isLtr = LocalLayoutDirection.current == LayoutDirection.Ltr val isLtr = LocalLayoutDirection.current == LayoutDirection.Ltr