38 lines
1.3 KiB
Kotlin
38 lines
1.3 KiB
Kotlin
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cash.z.android.wallet.ui.util
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import android.content.Context
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import android.util.AttributeSet
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import androidx.constraintlayout.motion.widget.MotionLayout
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import androidx.viewpager.widget.ViewPager
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class ViewpagerHeader @JvmOverloads constructor(
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context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0
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) : MotionLayout(context, attrs, defStyleAttr), ViewPager.OnPageChangeListener {
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override fun onPageScrollStateChanged(state: Int) {
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}
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override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {
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val numPages = 3
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progress = (position + positionOffset) / (numPages - 1)
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}
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override fun onPageSelected(position: Int) {
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}
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} |