Weather/smali/android/support/v4/widget/AutoScrollHelper$ClampedScroller.smali
2021-05-10 10:13:34 +02:00

456 lines
10 KiB
Smali

.class Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;
.super Ljava/lang/Object;
.source "AutoScrollHelper.java"
# annotations
.annotation system Ldalvik/annotation/EnclosingClass;
value = Landroid/support/v4/widget/AutoScrollHelper;
.end annotation
.annotation system Ldalvik/annotation/InnerClass;
accessFlags = 0xa
name = "ClampedScroller"
.end annotation
# instance fields
.field private mDeltaTime:J
.field private mDeltaX:I
.field private mDeltaY:I
.field private mEffectiveRampDown:I
.field private mRampDownDuration:I
.field private mRampUpDuration:I
.field private mStartTime:J
.field private mStopTime:J
.field private mStopValue:F
.field private mTargetVelocityX:F
.field private mTargetVelocityY:F
# direct methods
.method constructor <init>()V
.locals 2
.line 755
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
const-wide/high16 v0, -0x8000000000000000L
.line 756
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
const-wide/16 v0, -0x1
.line 757
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
const-wide/16 v0, 0x0
.line 758
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
const/4 v0, 0x0
.line 759
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
.line 760
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
return-void
.end method
.method private getValueAt(J)F
.locals 7
.line 799
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
const/4 v2, 0x0
cmp-long v3, p1, v0
if-gez v3, :cond_0
return v2
.line 801
:cond_0
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
const-wide/16 v3, 0x0
const/high16 v5, 0x3f800000 # 1.0f
cmp-long v6, v0, v3
if-ltz v6, :cond_2
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
cmp-long v3, p1, v0
if-gez v3, :cond_1
goto :goto_0
.line 805
:cond_1
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
sub-long/2addr p1, v0
.line 806
iget v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
sub-float v0, v5, v0
iget v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
long-to-float p1, p1
iget p2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
int-to-float p2, p2
div-float/2addr p1, p2
.line 807
invoke-static {p1, v2, v5}, Landroid/support/v4/widget/AutoScrollHelper;->constrain(FFF)F
move-result p1
mul-float v1, v1, p1
add-float/2addr v0, v1
return v0
.line 802
:cond_2
:goto_0
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
sub-long/2addr p1, v0
const/high16 v0, 0x3f000000 # 0.5f
long-to-float p1, p1
.line 803
iget p2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mRampUpDuration:I
int-to-float p2, p2
div-float/2addr p1, p2
invoke-static {p1, v2, v5}, Landroid/support/v4/widget/AutoScrollHelper;->constrain(FFF)F
move-result p1
mul-float p1, p1, v0
return p1
.end method
.method private interpolateValue(F)F
.locals 2
const/high16 v0, -0x3f800000 # -4.0f
mul-float v0, v0, p1
mul-float v0, v0, p1
const/high16 v1, 0x40800000 # 4.0f
mul-float p1, p1, v1
add-float/2addr v0, p1
return v0
.end method
# virtual methods
.method public computeScrollDelta()V
.locals 5
.line 830
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
const-wide/16 v2, 0x0
cmp-long v4, v0, v2
if-eqz v4, :cond_0
.line 834
invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
move-result-wide v0
.line 835
invoke-direct {p0, v0, v1}, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->getValueAt(J)F
move-result v2
.line 836
invoke-direct {p0, v2}, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->interpolateValue(F)F
move-result v2
.line 837
iget-wide v3, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
sub-long v3, v0, v3
.line 839
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
long-to-float v0, v3
mul-float v0, v0, v2
.line 840
iget v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
mul-float v1, v1, v0
float-to-int v1, v1
iput v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
.line 841
iget v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
mul-float v0, v0, v1
float-to-int v0, v0
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
return-void
.line 831
: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
.line 868
iget v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
return v0
.end method
.method public getDeltaY()I
.locals 1
.line 876
iget v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
return v0
.end method
.method public getHorizontalDirection()I
.locals 2
.line 856
iget v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
iget v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
invoke-static {v1}, 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
.line 860
iget v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
iget v1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
invoke-static {v1}, 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
.line 794
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
const-wide/16 v2, 0x0
cmp-long v4, v0, v2
if-lez v4, :cond_0
.line 795
invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
move-result-wide v0
iget-wide v2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
iget v4, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
int-to-long v4, v4
add-long/2addr v2, v4
cmp-long v4, v0, v2
if-lez v4, :cond_0
const/4 v0, 0x1
goto :goto_0
:cond_0
const/4 v0, 0x0
:goto_0
return v0
.end method
.method public requestStop()V
.locals 5
.line 787
invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
move-result-wide v0
.line 788
iget-wide v2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
sub-long v2, v0, v2
long-to-int v2, v2
iget v3, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mRampDownDuration:I
const/4 v4, 0x0
invoke-static {v2, v4, v3}, Landroid/support/v4/widget/AutoScrollHelper;->constrain(III)I
move-result v2
iput v2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mEffectiveRampDown:I
.line 789
invoke-direct {p0, v0, v1}, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->getValueAt(J)F
move-result v2
iput v2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
.line 790
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
return-void
.end method
.method public setRampDownDuration(I)V
.locals 0
.line 768
iput p1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mRampDownDuration:I
return-void
.end method
.method public setRampUpDuration(I)V
.locals 0
.line 764
iput p1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mRampUpDuration:I
return-void
.end method
.method public setTargetVelocity(FF)V
.locals 0
.line 851
iput p1, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityX:F
.line 852
iput p2, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mTargetVelocityY:F
return-void
.end method
.method public start()V
.locals 2
.line 775
invoke-static {}, Landroid/view/animation/AnimationUtils;->currentAnimationTimeMillis()J
move-result-wide v0
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
const-wide/16 v0, -0x1
.line 776
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopTime:J
.line 777
iget-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStartTime:J
iput-wide v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaTime:J
const/high16 v0, 0x3f000000 # 0.5f
.line 778
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mStopValue:F
const/4 v0, 0x0
.line 779
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaX:I
.line 780
iput v0, p0, Landroid/support/v4/widget/AutoScrollHelper$ClampedScroller;->mDeltaY:I
return-void
.end method