18 lines
756 B
Kotlin
18 lines
756 B
Kotlin
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.tabtray
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import androidx.recyclerview.widget.ItemTouchHelper
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import mozilla.components.browser.tabstray.TabTouchCallback
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import mozilla.components.concept.tabstray.TabsTray
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import mozilla.components.support.base.observer.Observable
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class TabsTouchHelper(observable: Observable<TabsTray.Observer>) :
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ItemTouchHelper(object : TabTouchCallback(observable) {
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override fun alphaForItemSwipe(dX: Float, distanceToAlphaMin: Int): Float {
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return 1f - 2f * Math.abs(dX) / distanceToAlphaMin
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}
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})
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