granularity level: instruction

		.class  Landroidx/core/widget/AutoScrollHelper$ClampedScroller;
.super Ljava/lang/Object;
.source "AutoScrollHelper.java"

.annotation system Ldalvik/annotation/EnclosingClass;
value = Landroidx/core/widget/AutoScrollHelper;
.end annotation
.annotation system Ldalvik/annotation/InnerClass;
accessFlags = 0xa
name = "ClampedScroller"
.end annotation

.field private mDeltaTime:J
.field private mDeltaX:I
.field private mDeltaY:I
.field private mEffectiveRampDown:I
.field private mRampDownDuration:I
.field private mRampUpDuration:I
.field private mStartTime:J
.field private mStopTime:J
.field private mStopValue:F
.field private mTargetVelocityX:F
.field private mTargetVelocityY:F


.method constructor <init>()V
	.locals 2

	invoke-direct {p0}, Ljava/lang/Object;-><init>()V
	const-wide/high16 v0, -0x8000000000000000L
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
	const-wide/16 v0, -0x1
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	const-wide/16 v0, 0x0
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
	const/4 v0, 0x0
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
	return-void
.end method

.method private getValueAt(J)F
	.locals 9

	iget-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
	const/4 v2, 0x0
	cmp-long v3, p1, v0
	if-gez v3, :cond_0
	return v2
	:cond_0
	iget-wide v3, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	const-wide/16 v5, 0x0
	const/high16 v7, 0x3f800000    # 1.0f
	cmp-long v8, v3, v5
	if-ltz v8, :cond_2
	cmp-long v5, p1, v3
	if-gez v5, :cond_1
	goto :goto_0
	:cond_1
	sub-long/2addr p1, v3
	iget v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
	sub-float v1, v7, v0
	long-to-float p1, p1
	iget p2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
	int-to-float p2, p2
	div-float/2addr p1, p2
	invoke-static {p1, v2, v7}, Landroidx/core/widget/AutoScrollHelper;->constrain(FFF)F
	move-result p1
	mul-float v0, v0, p1
	add-float/2addr v1, v0
	return v1
	:cond_2
	:goto_0
	sub-long/2addr p1, v0
	const/high16 v0, 0x3f000000    # 0.5f
	long-to-float p1, p1
	iget p2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mRampUpDuration:I
	int-to-float p2, p2
	div-float/2addr p1, p2
	invoke-static {p1, v2, v7}, Landroidx/core/widget/AutoScrollHelper;->constrain(FFF)F
	move-result p1
	mul-float p1, p1, v0
	return p1
.end method

.method private interpolateValue(F)F
	.locals 2

	const/high16 v0, -0x3f800000    # -4.0f
	mul-float v0, v0, p1
	mul-float v0, v0, p1
	const/high16 v1, 0x40800000    # 4.0f
	mul-float p1, p1, v1
	add-float/2addr v0, p1
	return v0
.end method

.method public computeScrollDelta()V
	.locals 5

	iget-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
	const-wide/16 v2, 0x0
	cmp-long v4, v0, v2
	if-eqz v4, :cond_0
	invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
	move-result-wide v0
	invoke-direct {p0, v0, v1}, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->getValueAt(J)F
	move-result v2
	invoke-direct {p0, v2}, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->interpolateValue(F)F
	move-result v2
	iget-wide v3, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
	sub-long v3, v0, v3
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
	long-to-float v0, v3
	mul-float v0, v0, v2
	iget v1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
	mul-float v1, v1, v0
	float-to-int v1, v1
	iput v1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
	iget v1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
	mul-float v0, v0, v1
	float-to-int v0, v0
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
	return-void
	:cond_0
	new-instance v0, Ljava/lang/RuntimeException;
	const-string v1, "Cannot compute scroll delta before calling start()"
	invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
	throw v0
.end method

.method public getDeltaX()I
	.locals 1

	iget v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
	return v0
.end method

.method public getDeltaY()I
	.locals 1

	iget v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
	return v0
.end method

.method public getHorizontalDirection()I
	.locals 2

	iget v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
	invoke-static {v0}, Ljava/lang/Math;->abs(F)F
	move-result v1
	div-float/2addr v0, v1
	float-to-int v0, v0
	return v0
.end method

.method public getVerticalDirection()I
	.locals 2

	iget v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
	invoke-static {v0}, Ljava/lang/Math;->abs(F)F
	move-result v1
	div-float/2addr v0, v1
	float-to-int v0, v0
	return v0
.end method

.method public isFinished()Z
	.locals 6

	iget-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	const-wide/16 v2, 0x0
	cmp-long v4, v0, v2
	if-lez v4, :cond_0
	invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
	move-result-wide v0
	iget-wide v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	iget v4, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
	int-to-long v4, v4
	add-long/2addr v2, v4
	cmp-long v4, v0, v2
	if-lez v4, :cond_0
	const/4 v0, 0x1
	goto :goto_0
	:cond_0
	const/4 v0, 0x0
	:goto_0
	return v0
.end method

.method public requestStop()V
	.locals 5

	invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
	move-result-wide v0
	iget-wide v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
	sub-long v2, v0, v2
	long-to-int v3, v2
	iget v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mRampDownDuration:I
	const/4 v4, 0x0
	invoke-static {v3, v4, v2}, Landroidx/core/widget/AutoScrollHelper;->constrain(III)I
	move-result v2
	iput v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
	invoke-direct {p0, v0, v1}, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->getValueAt(J)F
	move-result v2
	iput v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	return-void
.end method

.method public setRampDownDuration(I)V
	.locals 0

	iput p1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mRampDownDuration:I
	return-void
.end method

.method public setRampUpDuration(I)V
	.locals 0

	iput p1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mRampUpDuration:I
	return-void
.end method

.method public setTargetVelocity(FF)V
	.locals 0

	iput p1, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
	iput p2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
	return-void
.end method

.method public start()V
	.locals 4

	invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
	move-result-wide v0
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
	const-wide/16 v2, -0x1
	iput-wide v2, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
	iput-wide v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
	const/high16 v0, 0x3f000000    # 0.5f
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
	const/4 v0, 0x0
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
	iput v0, p0, Landroidx/core/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
	return-void
.end method