456 lines
10 KiB
Smali
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
|