Rabbit-R1/switch port/java/sources/androidx/compose/foundation/pager/PagerScrollPosition.java
2024-05-21 17:08:36 -04:00

115 lines
6.7 KiB
Java

package androidx.compose.foundation.pager;
import androidx.compose.foundation.lazy.layout.LazyLayoutNearestRangeState;
import androidx.compose.runtime.MutableIntState;
import androidx.compose.runtime.SnapshotIntStateKt;
import kotlin.Metadata;
import kotlin.jvm.internal.DefaultConstructorMarker;
import kotlin.jvm.internal.Intrinsics;
/* compiled from: PagerScrollPosition.kt */
@Metadata(d1 = {"\u00000\n\u0002\u0018\u0002\n\u0002\u0010\u0000\n\u0000\n\u0002\u0010\b\n\u0002\b\u000f\n\u0002\u0010\u000b\n\u0002\b\u0002\n\u0002\u0018\u0002\n\u0002\b\u0007\n\u0002\u0010\u0002\n\u0002\b\u0004\n\u0002\u0018\u0002\n\u0000\b\u0000\u0018\u00002\u00020\u0001B\u0019\u0012\b\b\u0002\u0010\u0002\u001a\u00020\u0003\u0012\b\b\u0002\u0010\u0004\u001a\u00020\u0003¢\u0006\u0002\u0010\u0005J\u0016\u0010\u001d\u001a\u00020\u001e2\u0006\u0010\u001f\u001a\u00020\u00032\u0006\u0010\u0019\u001a\u00020\u0003J\u0018\u0010 \u001a\u00020\u001e2\u0006\u0010\u001f\u001a\u00020\u00032\u0006\u0010\u0019\u001a\u00020\u0003H\u0002J\u000e\u0010!\u001a\u00020\u001e2\u0006\u0010\"\u001a\u00020#R+\u0010\u0007\u001a\u00020\u00032\u0006\u0010\u0006\u001a\u00020\u00038F@FX\u0086\u008e\u0002¢\u0006\u0012\n\u0004\b\f\u0010\r\u001a\u0004\b\b\u0010\t\"\u0004\b\n\u0010\u000bR+\u0010\u000e\u001a\u00020\u00032\u0006\u0010\u0006\u001a\u00020\u00038F@FX\u0086\u008e\u0002¢\u0006\u0012\n\u0004\b\u0011\u0010\r\u001a\u0004\b\u000f\u0010\t\"\u0004\b\u0010\u0010\u000bR\u000e\u0010\u0012\u001a\u00020\u0013X\u0082\u000e¢\u0006\u0002\n\u0000R\u0010\u0010\u0014\u001a\u0004\u0018\u00010\u0001X\u0082\u000e¢\u0006\u0002\n\u0000R\u0011\u0010\u0015\u001a\u00020\u0016¢\u0006\b\n\u0000\u001a\u0004\b\u0017\u0010\u0018R+\u0010\u0019\u001a\u00020\u00032\u0006\u0010\u0006\u001a\u00020\u00038F@BX\u0086\u008e\u0002¢\u0006\u0012\n\u0004\b\u001c\u0010\r\u001a\u0004\b\u001a\u0010\t\"\u0004\b\u001b\u0010\u000b¨\u0006$"}, d2 = {"Landroidx/compose/foundation/pager/PagerScrollPosition;", "", "initialPage", "", "initialScrollOffset", "(II)V", "<set-?>", "currentPage", "getCurrentPage", "()I", "setCurrentPage", "(I)V", "currentPage$delegate", "Landroidx/compose/runtime/MutableIntState;", "firstVisiblePage", "getFirstVisiblePage", "setFirstVisiblePage", "firstVisiblePage$delegate", "hadFirstNotEmptyLayout", "", "lastKnownFirstPageKey", "nearestRangeState", "Landroidx/compose/foundation/lazy/layout/LazyLayoutNearestRangeState;", "getNearestRangeState", "()Landroidx/compose/foundation/lazy/layout/LazyLayoutNearestRangeState;", "scrollOffset", "getScrollOffset", "setScrollOffset", "scrollOffset$delegate", "requestPosition", "", "index", "update", "updateFromMeasureResult", "measureResult", "Landroidx/compose/foundation/pager/PagerMeasureResult;", "foundation_release"}, k = 1, mv = {1, 8, 0}, xi = 48)
/* loaded from: classes.dex */
public final class PagerScrollPosition {
/* renamed from: currentPage$delegate, reason: from kotlin metadata */
private final MutableIntState currentPage;
/* renamed from: firstVisiblePage$delegate, reason: from kotlin metadata */
private final MutableIntState firstVisiblePage;
private boolean hadFirstNotEmptyLayout;
private Object lastKnownFirstPageKey;
private final LazyLayoutNearestRangeState nearestRangeState;
/* renamed from: scrollOffset$delegate, reason: from kotlin metadata */
private final MutableIntState scrollOffset;
/* JADX WARN: Illegal instructions before constructor call */
/*
Code decompiled incorrectly, please refer to instructions dump.
To view partially-correct add '--show-bad-code' argument
*/
public PagerScrollPosition() {
/*
r3 = this;
r0 = 3
r1 = 0
r2 = 0
r3.<init>(r2, r2, r0, r1)
return
*/
throw new UnsupportedOperationException("Method not decompiled: androidx.compose.foundation.pager.PagerScrollPosition.<init>():void");
}
public final LazyLayoutNearestRangeState getNearestRangeState() {
return this.nearestRangeState;
}
public PagerScrollPosition(int i, int i2) {
this.firstVisiblePage = SnapshotIntStateKt.mutableIntStateOf(i);
this.currentPage = SnapshotIntStateKt.mutableIntStateOf(i);
this.scrollOffset = SnapshotIntStateKt.mutableIntStateOf(i2);
this.nearestRangeState = new LazyLayoutNearestRangeState(i, 30, 100);
}
public /* synthetic */ PagerScrollPosition(int i, int i2, int i3, DefaultConstructorMarker defaultConstructorMarker) {
this((i3 & 1) != 0 ? 0 : i, (i3 & 2) != 0 ? 0 : i2);
}
public final int getFirstVisiblePage() {
return this.firstVisiblePage.getIntValue();
}
public final int getCurrentPage() {
return this.currentPage.getIntValue();
}
public final int getScrollOffset() {
return this.scrollOffset.getIntValue();
}
public final void updateFromMeasureResult(PagerMeasureResult measureResult) {
Intrinsics.checkNotNullParameter(measureResult, "measureResult");
MeasuredPage firstVisiblePage = measureResult.getFirstVisiblePage();
this.lastKnownFirstPageKey = firstVisiblePage != null ? firstVisiblePage.getKey() : null;
if (this.hadFirstNotEmptyLayout || measureResult.getPagesCount() > 0) {
this.hadFirstNotEmptyLayout = true;
int firstVisiblePageOffset = measureResult.getFirstVisiblePageOffset();
if (firstVisiblePageOffset < 0.0f) {
throw new IllegalStateException(("scrollOffset should be non-negative (" + firstVisiblePageOffset + ')').toString());
}
MeasuredPage firstVisiblePage2 = measureResult.getFirstVisiblePage();
update(firstVisiblePage2 != null ? firstVisiblePage2.getIndex() : 0, firstVisiblePageOffset);
PageInfo closestPageToSnapPosition = measureResult.getClosestPageToSnapPosition();
if (closestPageToSnapPosition != null) {
setCurrentPage(closestPageToSnapPosition.getIndex());
}
}
}
public final void requestPosition(int index, int scrollOffset) {
update(index, scrollOffset);
this.lastKnownFirstPageKey = null;
}
private final void update(int index, int scrollOffset) {
if (index < 0.0f) {
throw new IllegalArgumentException(("Index should be non-negative (" + index + ')').toString());
}
setFirstVisiblePage(index);
this.nearestRangeState.update(index);
setScrollOffset(scrollOffset);
}
public final void setFirstVisiblePage(int i) {
this.firstVisiblePage.setIntValue(i);
}
public final void setCurrentPage(int i) {
this.currentPage.setIntValue(i);
}
private final void setScrollOffset(int i) {
this.scrollOffset.setIntValue(i);
}
}