111 lines
5.1 KiB
Java
111 lines
5.1 KiB
Java
package com.google.android.material.motion;
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import android.animation.Animator;
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import android.animation.AnimatorListenerAdapter;
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import android.animation.AnimatorSet;
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import android.animation.ObjectAnimator;
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import android.content.res.Resources;
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import android.util.Property;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.activity.BackEventCompat;
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import androidx.interpolator.view.animation.FastOutSlowInInterpolator;
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import com.google.android.material.R;
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import com.google.android.material.animation.AnimationUtils;
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/* loaded from: classes.dex */
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public class MaterialBottomContainerBackHelper extends MaterialBackAnimationHelper<View> {
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private final float maxScaleXDistance;
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private final float maxScaleYDistance;
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public MaterialBottomContainerBackHelper(View view) {
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super(view);
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Resources resources = view.getResources();
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this.maxScaleXDistance = resources.getDimension(R.dimen.m3_back_progress_bottom_container_max_scale_x_distance);
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this.maxScaleYDistance = resources.getDimension(R.dimen.m3_back_progress_bottom_container_max_scale_y_distance);
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}
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public void startBackProgress(BackEventCompat backEventCompat) {
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super.onStartBackProgress(backEventCompat);
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}
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public void updateBackProgress(BackEventCompat backEventCompat) {
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if (super.onUpdateBackProgress(backEventCompat) == null) {
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return;
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}
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updateBackProgress(backEventCompat.getProgress());
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}
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public void updateBackProgress(float f) {
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float interpolateProgress = interpolateProgress(f);
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float width = this.view.getWidth();
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float height = this.view.getHeight();
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if (width <= 0.0f || height <= 0.0f) {
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return;
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}
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float f2 = this.maxScaleXDistance / width;
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float f3 = this.maxScaleYDistance / height;
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float lerp = 1.0f - AnimationUtils.lerp(0.0f, f2, interpolateProgress);
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float lerp2 = 1.0f - AnimationUtils.lerp(0.0f, f3, interpolateProgress);
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this.view.setScaleX(lerp);
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this.view.setPivotY(height);
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this.view.setScaleY(lerp2);
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if (this.view instanceof ViewGroup) {
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ViewGroup viewGroup = (ViewGroup) this.view;
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for (int i = 0; i < viewGroup.getChildCount(); i++) {
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View childAt = viewGroup.getChildAt(i);
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childAt.setPivotY(-childAt.getTop());
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childAt.setScaleY(lerp2 != 0.0f ? lerp / lerp2 : 1.0f);
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}
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}
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}
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public void finishBackProgressPersistent(BackEventCompat backEventCompat, Animator.AnimatorListener animatorListener) {
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Animator createResetScaleAnimator = createResetScaleAnimator();
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createResetScaleAnimator.setDuration(AnimationUtils.lerp(this.hideDurationMax, this.hideDurationMin, backEventCompat.getProgress()));
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if (animatorListener != null) {
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createResetScaleAnimator.addListener(animatorListener);
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}
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createResetScaleAnimator.start();
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}
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public void finishBackProgressNotPersistent(BackEventCompat backEventCompat, Animator.AnimatorListener animatorListener) {
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ObjectAnimator ofFloat = ObjectAnimator.ofFloat(this.view, (Property<V, Float>) View.TRANSLATION_Y, this.view.getHeight() * this.view.getScaleY());
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ofFloat.setInterpolator(new FastOutSlowInInterpolator());
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ofFloat.setDuration(AnimationUtils.lerp(this.hideDurationMax, this.hideDurationMin, backEventCompat.getProgress()));
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ofFloat.addListener(new AnimatorListenerAdapter() { // from class: com.google.android.material.motion.MaterialBottomContainerBackHelper.1
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@Override // android.animation.AnimatorListenerAdapter, android.animation.Animator.AnimatorListener
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public void onAnimationEnd(Animator animator) {
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MaterialBottomContainerBackHelper.this.view.setTranslationY(0.0f);
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MaterialBottomContainerBackHelper.this.updateBackProgress(0.0f);
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}
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});
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if (animatorListener != null) {
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ofFloat.addListener(animatorListener);
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}
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ofFloat.start();
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}
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public void cancelBackProgress() {
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if (super.onCancelBackProgress() == null) {
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return;
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}
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Animator createResetScaleAnimator = createResetScaleAnimator();
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createResetScaleAnimator.setDuration(this.cancelDuration);
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createResetScaleAnimator.start();
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}
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private Animator createResetScaleAnimator() {
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AnimatorSet animatorSet = new AnimatorSet();
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animatorSet.playTogether(ObjectAnimator.ofFloat(this.view, (Property<V, Float>) View.SCALE_X, 1.0f), ObjectAnimator.ofFloat(this.view, (Property<V, Float>) View.SCALE_Y, 1.0f));
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if (this.view instanceof ViewGroup) {
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ViewGroup viewGroup = (ViewGroup) this.view;
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for (int i = 0; i < viewGroup.getChildCount(); i++) {
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animatorSet.playTogether(ObjectAnimator.ofFloat(viewGroup.getChildAt(i), (Property<View, Float>) View.SCALE_Y, 1.0f));
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}
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}
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animatorSet.setInterpolator(new FastOutSlowInInterpolator());
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return animatorSet;
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}
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}
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