mirror of
https://github.com/Pinball3D/Rabbit-R1.git
synced 2024-12-30 11:02:31 -06:00
314 lines
13 KiB
Java
314 lines
13 KiB
Java
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package androidx.recyclerview.widget;
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import androidx.core.os.TraceCompat;
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import androidx.recyclerview.widget.RecyclerView;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.concurrent.TimeUnit;
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public final class GapWorker implements Runnable {
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static final ThreadLocal<GapWorker> sGapWorker = new ThreadLocal<>();
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static Comparator<Task> sTaskComparator = new Comparator<Task>() { // from class: androidx.recyclerview.widget.GapWorker.1
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@Override // java.util.Comparator
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public int compare(Task task, Task task2) {
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if ((task.view == null) != (task2.view == null)) {
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return task.view == null ? 1 : -1;
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}
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if (task.immediate != task2.immediate) {
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return task.immediate ? -1 : 1;
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}
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int i = task2.viewVelocity - task.viewVelocity;
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if (i != 0) {
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return i;
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}
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int i2 = task.distanceToItem - task2.distanceToItem;
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if (i2 != 0) {
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return i2;
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}
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return 0;
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}
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};
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long mFrameIntervalNs;
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long mPostTimeNs;
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ArrayList<RecyclerView> mRecyclerViews = new ArrayList<>();
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private ArrayList<Task> mTasks = new ArrayList<>();
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public static class Task {
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public int distanceToItem;
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public boolean immediate;
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public int position;
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public RecyclerView view;
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public int viewVelocity;
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public void clear() {
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this.immediate = false;
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this.viewVelocity = 0;
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this.distanceToItem = 0;
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this.view = null;
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this.position = 0;
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}
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Task() {
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}
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes2.dex */
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public static class LayoutPrefetchRegistryImpl implements RecyclerView.LayoutManager.LayoutPrefetchRegistry {
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int mCount;
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int[] mPrefetchArray;
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int mPrefetchDx;
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int mPrefetchDy;
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void setPrefetchVector(int i, int i2) {
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this.mPrefetchDx = i;
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this.mPrefetchDy = i2;
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}
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void collectPrefetchPositionsFromView(RecyclerView recyclerView, boolean z) {
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this.mCount = 0;
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int[] iArr = this.mPrefetchArray;
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if (iArr != null) {
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Arrays.fill(iArr, -1);
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}
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RecyclerView.LayoutManager layoutManager = recyclerView.mLayout;
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if (recyclerView.mAdapter == null || layoutManager == null || !layoutManager.isItemPrefetchEnabled()) {
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return;
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}
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if (z) {
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if (!recyclerView.mAdapterHelper.hasPendingUpdates()) {
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layoutManager.collectInitialPrefetchPositions(recyclerView.mAdapter.getItemCount(), this);
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}
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} else if (!recyclerView.hasPendingAdapterUpdates()) {
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layoutManager.collectAdjacentPrefetchPositions(this.mPrefetchDx, this.mPrefetchDy, recyclerView.mState, this);
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}
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if (this.mCount > layoutManager.mPrefetchMaxCountObserved) {
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layoutManager.mPrefetchMaxCountObserved = this.mCount;
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layoutManager.mPrefetchMaxObservedInInitialPrefetch = z;
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recyclerView.mRecycler.updateViewCacheSize();
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}
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}
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@Override // androidx.recyclerview.widget.RecyclerView.LayoutManager.LayoutPrefetchRegistry
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public void addPosition(int i, int i2) {
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if (i < 0) {
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throw new IllegalArgumentException("Layout positions must be non-negative");
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}
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if (i2 < 0) {
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throw new IllegalArgumentException("Pixel distance must be non-negative");
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}
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int i3 = this.mCount;
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int i4 = i3 * 2;
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int[] iArr = this.mPrefetchArray;
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if (iArr == null) {
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int[] iArr2 = new int[4];
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this.mPrefetchArray = iArr2;
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Arrays.fill(iArr2, -1);
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} else if (i4 >= iArr.length) {
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int[] iArr3 = new int[i3 * 4];
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this.mPrefetchArray = iArr3;
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System.arraycopy(iArr, 0, iArr3, 0, iArr.length);
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}
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int[] iArr4 = this.mPrefetchArray;
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iArr4[i4] = i;
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iArr4[i4 + 1] = i2;
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this.mCount++;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public boolean lastPrefetchIncludedPosition(int i) {
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if (this.mPrefetchArray != null) {
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int i2 = this.mCount * 2;
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for (int i3 = 0; i3 < i2; i3 += 2) {
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if (this.mPrefetchArray[i3] == i) {
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return true;
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}
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}
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}
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return false;
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public void clearPrefetchPositions() {
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int[] iArr = this.mPrefetchArray;
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if (iArr != null) {
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Arrays.fill(iArr, -1);
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}
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this.mCount = 0;
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}
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}
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public void add(RecyclerView recyclerView) {
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if (RecyclerView.sDebugAssertionsEnabled && this.mRecyclerViews.contains(recyclerView)) {
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throw new IllegalStateException("RecyclerView already present in worker list!");
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}
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this.mRecyclerViews.add(recyclerView);
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}
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public void remove(RecyclerView recyclerView) {
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boolean remove = this.mRecyclerViews.remove(recyclerView);
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if (RecyclerView.sDebugAssertionsEnabled && !remove) {
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throw new IllegalStateException("RecyclerView removal failed!");
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}
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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public void postFromTraversal(RecyclerView recyclerView, int i, int i2) {
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if (recyclerView.isAttachedToWindow()) {
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if (RecyclerView.sDebugAssertionsEnabled && !this.mRecyclerViews.contains(recyclerView)) {
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throw new IllegalStateException("attempting to post unregistered view!");
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}
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if (this.mPostTimeNs == 0) {
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this.mPostTimeNs = recyclerView.getNanoTime();
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recyclerView.post(this);
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}
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}
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recyclerView.mPrefetchRegistry.setPrefetchVector(i, i2);
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}
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private void buildTaskList() {
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Task task;
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int size = this.mRecyclerViews.size();
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int i = 0;
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for (int i2 = 0; i2 < size; i2++) {
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RecyclerView recyclerView = this.mRecyclerViews.get(i2);
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if (recyclerView.getWindowVisibility() == 0) {
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recyclerView.mPrefetchRegistry.collectPrefetchPositionsFromView(recyclerView, false);
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i += recyclerView.mPrefetchRegistry.mCount;
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}
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}
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this.mTasks.ensureCapacity(i);
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int i3 = 0;
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for (int i4 = 0; i4 < size; i4++) {
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RecyclerView recyclerView2 = this.mRecyclerViews.get(i4);
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if (recyclerView2.getWindowVisibility() == 0) {
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LayoutPrefetchRegistryImpl layoutPrefetchRegistryImpl = recyclerView2.mPrefetchRegistry;
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int abs = Math.abs(layoutPrefetchRegistryImpl.mPrefetchDx) + Math.abs(layoutPrefetchRegistryImpl.mPrefetchDy);
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for (int i5 = 0; i5 < layoutPrefetchRegistryImpl.mCount * 2; i5 += 2) {
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if (i3 >= this.mTasks.size()) {
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task = new Task();
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this.mTasks.add(task);
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} else {
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task = this.mTasks.get(i3);
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}
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int i6 = layoutPrefetchRegistryImpl.mPrefetchArray[i5 + 1];
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task.immediate = i6 <= abs;
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task.viewVelocity = abs;
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task.distanceToItem = i6;
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task.view = recyclerView2;
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task.position = layoutPrefetchRegistryImpl.mPrefetchArray[i5];
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i3++;
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}
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}
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}
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Collections.sort(this.mTasks, sTaskComparator);
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}
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static boolean isPrefetchPositionAttached(RecyclerView recyclerView, int i) {
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int unfilteredChildCount = recyclerView.mChildHelper.getUnfilteredChildCount();
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for (int i2 = 0; i2 < unfilteredChildCount; i2++) {
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RecyclerView.ViewHolder childViewHolderInt = RecyclerView.getChildViewHolderInt(recyclerView.mChildHelper.getUnfilteredChildAt(i2));
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if (childViewHolderInt.mPosition == i && !childViewHolderInt.isInvalid()) {
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return true;
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}
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}
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return false;
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}
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private RecyclerView.ViewHolder prefetchPositionWithDeadline(RecyclerView recyclerView, int i, long j) {
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if (isPrefetchPositionAttached(recyclerView, i)) {
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return null;
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}
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RecyclerView.Recycler recycler = recyclerView.mRecycler;
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try {
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recyclerView.onEnterLayoutOrScroll();
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RecyclerView.ViewHolder tryGetViewHolderForPositionByDeadline = recycler.tryGetViewHolderForPositionByDeadline(i, false, j);
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if (tryGetViewHolderForPositionByDeadline != null) {
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if (tryGetViewHolderForPositionByDeadline.isBound() && !tryGetViewHolderForPositionByDeadline.isInvalid()) {
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recycler.recycleView(tryGetViewHolderForPositionByDeadline.itemView);
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} else {
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recycler.addViewHolderToRecycledViewPool(tryGetViewHolderForPositionByDeadline, false);
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}
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}
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return tryGetViewHolderForPositionByDeadline;
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} finally {
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recyclerView.onExitLayoutOrScroll(false);
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}
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}
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private void prefetchInnerRecyclerViewWithDeadline(RecyclerView recyclerView, long j) {
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if (recyclerView == null) {
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return;
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}
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if (recyclerView.mDataSetHasChangedAfterLayout && recyclerView.mChildHelper.getUnfilteredChildCount() != 0) {
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recyclerView.removeAndRecycleViews();
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}
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LayoutPrefetchRegistryImpl layoutPrefetchRegistryImpl = recyclerView.mPrefetchRegistry;
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layoutPrefetchRegistryImpl.collectPrefetchPositionsFromView(recyclerView, true);
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if (layoutPrefetchRegistryImpl.mCount != 0) {
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try {
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TraceCompat.beginSection("RV Nested Prefetch");
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recyclerView.mState.prepareForNestedPrefetch(recyclerView.mAdapter);
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for (int i = 0; i < layoutPrefetchRegistryImpl.mCount * 2; i += 2) {
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prefetchPositionWithDeadline(recyclerView, layoutPrefetchRegistryImpl.mPrefetchArray[i], j);
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}
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} finally {
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TraceCompat.endSection();
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}
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}
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}
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private void flushTaskWithDeadline(Task task, long j) {
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RecyclerView.ViewHolder prefetchPositionWithDeadline = prefetchPositionWithDeadline(task.view, task.position, task.immediate ? Long.MAX_VALUE : j);
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if (prefetchPositionWithDeadline == null || prefetchPositionWithDeadline.mNestedRecyclerView == null || !prefetchPositionWithDeadline.isBound() || prefetchPositionWithDeadline.isInvalid()) {
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return;
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}
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prefetchInnerRecyclerViewWithDeadline(prefetchPositionWithDeadline.mNestedRecyclerView.get(), j);
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}
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private void flushTasksWithDeadline(long j) {
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for (int i = 0; i < this.mTasks.size(); i++) {
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Task task = this.mTasks.get(i);
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if (task.view == null) {
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return;
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}
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flushTaskWithDeadline(task, j);
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task.clear();
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}
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}
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void prefetch(long j) {
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buildTaskList();
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flushTasksWithDeadline(j);
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}
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@Override // java.lang.Runnable
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public void run() {
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try {
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TraceCompat.beginSection("RV Prefetch");
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if (!this.mRecyclerViews.isEmpty()) {
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int size = this.mRecyclerViews.size();
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long j = 0;
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for (int i = 0; i < size; i++) {
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RecyclerView recyclerView = this.mRecyclerViews.get(i);
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if (recyclerView.getWindowVisibility() == 0) {
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j = Math.max(recyclerView.getDrawingTime(), j);
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}
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}
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if (j != 0) {
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prefetch(TimeUnit.MILLISECONDS.toNanos(j) + this.mFrameIntervalNs);
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}
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}
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} finally {
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this.mPostTimeNs = 0L;
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TraceCompat.endSection();
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}
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}
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}
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