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improving the way weekly zooming works a bit, needs some cleanup

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tibbi
2020-03-25 14:51:07 +01:00
parent 24b524bbe2
commit d8c59f1700
1 changed files with 14 additions and 0 deletions
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14
app/src/main/kotlin/com/simplemobiletools/calendar/pro/fragments/WeekFragment.kt
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@@ -44,8 +44,10 @@ class WeekFragment : Fragment(), WeeklyCalendar {
private var primaryColor = 0
private var lastHash = 0
private var prevScaleSpanY = 0f
private var scaleCenterPercent = 0f
private var defaultRowHeight = 0f
private var screenHeight = 0
private var rowHeightsAtScale = 0f
private var mWasDestroyed = false
private var isFragmentVisible = false
private var wasFragmentInit = false
@@ -250,10 +252,22 @@ class WeekFragment : Fragment(), WeeklyCalendar {
config.weeklyViewItemHeightMultiplier = newFactor
updateViewScale()
listener?.updateRowHeight(rowHeight.toInt())
val fullContentHeight = rowHeight * 24
val visibleRatio = scrollView.height / fullContentHeight
val visibleHeight = fullContentHeight * visibleRatio
val targetY = rowHeightsAtScale * rowHeight - scaleCenterPercent * visibleHeight
scrollView.scrollTo(0, targetY.toInt())
return super.onScale(detector)
}
override fun onScaleBegin(detector: ScaleGestureDetector): Boolean {
val fullContentHeight = rowHeight * 24
val visibleRatio = scrollView.height / fullContentHeight
val visibleHeight = fullContentHeight * visibleRatio
scaleCenterPercent = detector.focusY / scrollView.height
rowHeightsAtScale = (scrollView.scrollY + scaleCenterPercent * visibleHeight) / rowHeight
scrollView.isScrollable = false
prevScaleSpanY = detector.currentSpanY
wasScaled = true