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Lower collapse threshold to 25% for easier fold/unfold triggering

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Collapse triggers when progress > 0.25 (was 0.5). Expand triggers when
progress < 0.75 (1 - threshold), creating asymmetric thresholds that make
both fold and unfold easy to trigger with a short drag.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
This commit is contained in:
xfy 2026-05-15 16:52:23 +08:00
parent 69e49b5d81
commit 270346e6ef
2 changed files with 3 additions and 3 deletions
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2
shared/src/commonMain/kotlin/plus/rua/project/CalendarViewModel.kt
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@ -102,7 +102,7 @@ class CalendarViewModel(
val shouldExpand = when {
velocityDpPerSec < -FLING_VELOCITY_THRESHOLD_DP -> true // 快速下滑→展开
velocityDpPerSec > FLING_VELOCITY_THRESHOLD_DP -> false // 快速上滑→保持折叠
else -> progress < COLLAPSE_THRESHOLD // 慢速按 progress 判断
else -> progress < 1f - COLLAPSE_THRESHOLD // 慢速按 progress 判断
}
if (shouldExpand) {
_collapseAnimatable.animateTo(

4
shared/src/commonMain/kotlin/plus/rua/project/ui/CalendarUtils.kt
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@ -9,8 +9,8 @@ import kotlinx.datetime.plus
/** 无限分页中心页，用于 HorizontalPager 的起始位置 */
const val START_PAGE = Int.MAX_VALUE / 2
/** 折叠判定阈值：progress > 此值时折叠，< 此值时展开 */
const val COLLAPSE_THRESHOLD = 0.5f
/** 折叠判定阈值：折叠时 progress > 此值触发，展开时 progress < (1-此值) 触发 */
const val COLLAPSE_THRESHOLD = 0.25f
/** 滑动偏移插值阈值：abs(offsetFraction) > 此值时启用插值 */
const val OFFSET_FRACTION_THRESHOLD = 0.01f