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authorAllan Wang <me@allanwang.ca>2020-01-19 21:37:19 -0800
committerAllan Wang <me@allanwang.ca>2020-01-19 21:37:19 -0800
commitb7fd1c5c7e848d7cf12c49a1e9e319d4e11d0b5c (patch)
tree9726de18196a34db738e4561600cd1aa9ab1c162 /core/src/main/kotlin/ca
parentd0963f367a23e6523af332e66afb1486cbf0f01b (diff)
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Diffstat (limited to 'core/src/main/kotlin/ca')
-rw-r--r--core/src/main/kotlin/ca/allanwang/kau/ui/ProgressAnimator.kt103
1 files changed, 60 insertions, 43 deletions
diff --git a/core/src/main/kotlin/ca/allanwang/kau/ui/ProgressAnimator.kt b/core/src/main/kotlin/ca/allanwang/kau/ui/ProgressAnimator.kt
index 04989d7..dad825e 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/ui/ProgressAnimator.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/ui/ProgressAnimator.kt
@@ -33,46 +33,50 @@ class ProgressAnimator private constructor() : ValueAnimator() {
companion object {
- fun ofFloat(builder: ProgressAnimator.() -> Unit = {}): ProgressAnimator = ProgressAnimator().apply {
- setFloatValues(0f, 1f)
- addUpdateListener { apply(it.animatedValue as Float) }
- addListener(object : AnimatorListenerAdapter() {
- override fun onAnimationStart(animation: Animator?, isReverse: Boolean) {
- isCancelled = false
- startActions.runAll()
- }
-
- override fun onAnimationCancel(animation: Animator?) {
- isCancelled = true
- cancelActions.runAll()
- }
-
- override fun onAnimationEnd(animation: Animator?) {
- endActions.runAll()
- isCancelled = false
- }
- })
- }.apply(builder)
+ fun ofFloat(builder: ProgressAnimator.() -> Unit = {}): ProgressAnimator =
+ ProgressAnimator().apply {
+ setFloatValues(0f, 1f)
+ addUpdateListener { apply(it.animatedValue as Float) }
+ addListener(object : AnimatorListenerAdapter() {
+ override fun onAnimationStart(animation: Animator?, isReverse: Boolean) {
+ isCancelled = false
+ startActions.runAll()
+ }
+
+ override fun onAnimationCancel(animation: Animator?) {
+ isCancelled = true
+ cancelActions.runAll()
+ }
+
+ override fun onAnimationEnd(animation: Animator?) {
+ endActions.runAll()
+ isCancelled = false
+ }
+ })
+ }.apply(builder)
/**
* Gets output of a linear function starting at [start] when [progress] is 0 and [end] when [progress] is 1 at point [progress].
*/
- fun progress(start: Float, end: Float, progress: Float): Float = start + (end - start) * progress
-
- fun progress(start: Float, end: Float, progress: Float, min: Float, max: Float): Float = when {
- min == max -> throw IllegalArgumentException("Progress range cannot be 0 (min == max == $min")
- progress <= min -> start
- progress >= max -> end
- else -> {
- val trueProgress = (progress - min) / (max - min)
- start + (end - start) * trueProgress
+ fun progress(start: Float, end: Float, progress: Float): Float =
+ start + (end - start) * progress
+
+ fun progress(start: Float, end: Float, progress: Float, min: Float, max: Float): Float =
+ when {
+ min == max -> throw IllegalArgumentException("Progress range cannot be 0 (min == max == $min")
+ progress <= min -> start
+ progress >= max -> end
+ else -> {
+ val trueProgress = (progress - min) / (max - min)
+ start + (end - start) * trueProgress
+ }
}
- }
/**
* Progress variant that takes in and returns int
*/
- fun progress(start: Int, end: Int, progress: Float): Int = (start + (end - start) * progress).toInt()
+ fun progress(start: Int, end: Int, progress: Float): Int =
+ (start + (end - start) * progress).toInt()
}
private val animators: MutableList<ProgressDisposableAction> = mutableListOf()
@@ -114,16 +118,16 @@ class ProgressAnimator private constructor() : ValueAnimator() {
}
fun withAnimator(action: ProgressAction) =
- withDisposableAnimator(action.asDisposable())
+ withDisposableAnimator(action.asDisposable())
/**
* Range animator. Multiples the range by the current float progress before emission
*/
fun withAnimator(from: Float, to: Float, action: ProgressAction) =
- withDisposableAnimator(from, to, action.asDisposable())
+ withDisposableAnimator(from, to, action.asDisposable())
fun withAnimator(from: Int, to: Int, action: ProgressIntAction) =
- withDisposableAnimator(from, to, action.asDisposable())
+ withDisposableAnimator(from, to, action.asDisposable())
fun withDisposableAnimator(action: ProgressDisposableAction) = animators.add(action)
@@ -143,13 +147,19 @@ class ProgressAnimator private constructor() : ValueAnimator() {
}
}
- fun withRangeAnimator(min: Float, max: Float, start: Float, end: Float, action: ProgressAction) {
+ fun withRangeAnimator(
+ min: Float,
+ max: Float,
+ start: Float,
+ end: Float,
+ action: ProgressAction
+ ) {
require(min < max) { "Range animator must have min < max; currently min=$min, max=$max" }
withDisposableAnimator {
when {
it > max -> {
- action(end) // apply action in case frames were skipped
- true
+ action(end) // apply action in case frames were skipped
+ true
}
it < min -> false
else -> {
@@ -160,14 +170,20 @@ class ProgressAnimator private constructor() : ValueAnimator() {
}
}
- @Deprecated(level = DeprecationLevel.WARNING,
- message = "Renamed to withPointAction",
- replaceWith = ReplaceWith("withPointAction(point, action)"))
- fun withPointAnimator(point: Float, action: ProgressAction) = withPointAction(point, isAscendingProgress = true, action = action)
+ @Deprecated(
+ level = DeprecationLevel.WARNING,
+ message = "Renamed to withPointAction",
+ replaceWith = ReplaceWith("withPointAction(point, action)")
+ )
+ fun withPointAnimator(point: Float, action: ProgressAction) =
+ withPointAction(point, isAscendingProgress = true, action = action)
fun withPointAction(point: Float, isAscendingProgress: Boolean = true, action: ProgressAction) {
animators.add {
- action.runIf((isAscendingProgress && (it >= point) || !isAscendingProgress && (it <= point)), it)
+ action.runIf(
+ (isAscendingProgress && (it >= point) || !isAscendingProgress && (it <= point)),
+ it
+ )
}
}
@@ -188,7 +204,8 @@ class ProgressAnimator private constructor() : ValueAnimator() {
fun withDisposableStartAction(action: ProgressDisposableRunnable) = startActions.add(action)
- fun withCancelAction(action: ProgressRunnable) = withDisposableCancelAction(action.asDisposable())
+ fun withCancelAction(action: ProgressRunnable) =
+ withDisposableCancelAction(action.asDisposable())
fun withDisposableCancelAction(action: ProgressDisposableRunnable) = cancelActions.add(action)