apkfuckery/com.discord/smali/androidx/recyclerview/widget/LinearSmoothScroller.smali
2019-07-24 13:27:29 +02:00

653 lines
16 KiB
Smali

.class public Landroidx/recyclerview/widget/LinearSmoothScroller;
.super Landroidx/recyclerview/widget/RecyclerView$SmoothScroller;
.source "LinearSmoothScroller.java"
# static fields
.field private static final DEBUG:Z = false
.field private static final MILLISECONDS_PER_INCH:F = 25.0f
.field public static final SNAP_TO_ANY:I = 0x0
.field public static final SNAP_TO_END:I = 0x1
.field public static final SNAP_TO_START:I = -0x1
.field private static final TAG:Ljava/lang/String; = "LinearSmoothScroller"
.field private static final TARGET_SEEK_EXTRA_SCROLL_RATIO:F = 1.2f
.field private static final TARGET_SEEK_SCROLL_DISTANCE_PX:I = 0x2710
# instance fields
.field private final MILLISECONDS_PER_PX:F
.field protected final mDecelerateInterpolator:Landroid/view/animation/DecelerateInterpolator;
.field protected mInterimTargetDx:I
.field protected mInterimTargetDy:I
.field protected final mLinearInterpolator:Landroid/view/animation/LinearInterpolator;
.field protected mTargetVector:Landroid/graphics/PointF;
# direct methods
.method public constructor <init>(Landroid/content/Context;)V
.locals 1
invoke-direct {p0}, Landroidx/recyclerview/widget/RecyclerView$SmoothScroller;-><init>()V
new-instance v0, Landroid/view/animation/LinearInterpolator;
invoke-direct {v0}, Landroid/view/animation/LinearInterpolator;-><init>()V
iput-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mLinearInterpolator:Landroid/view/animation/LinearInterpolator;
new-instance v0, Landroid/view/animation/DecelerateInterpolator;
invoke-direct {v0}, Landroid/view/animation/DecelerateInterpolator;-><init>()V
iput-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mDecelerateInterpolator:Landroid/view/animation/DecelerateInterpolator;
const/4 v0, 0x0
iput v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
iput v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
invoke-virtual {p1}, Landroid/content/Context;->getResources()Landroid/content/res/Resources;
move-result-object p1
invoke-virtual {p1}, Landroid/content/res/Resources;->getDisplayMetrics()Landroid/util/DisplayMetrics;
move-result-object p1
invoke-virtual {p0, p1}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateSpeedPerPixel(Landroid/util/DisplayMetrics;)F
move-result p1
iput p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->MILLISECONDS_PER_PX:F
return-void
.end method
.method private clampApplyScroll(II)I
.locals 0
sub-int p2, p1, p2
mul-int p1, p1, p2
if-gtz p1, :cond_0
const/4 p1, 0x0
return p1
:cond_0
return p2
.end method
# virtual methods
.method public calculateDtToFit(IIIII)I
.locals 1
const/4 v0, -0x1
if-eq p5, v0, :cond_4
if-eqz p5, :cond_1
const/4 p1, 0x1
if-ne p5, p1, :cond_0
sub-int/2addr p4, p2
return p4
:cond_0
new-instance p1, Ljava/lang/IllegalArgumentException;
const-string p2, "snap preference should be one of the constants defined in SmoothScroller, starting with SNAP_"
invoke-direct {p1, p2}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw p1
:cond_1
sub-int/2addr p3, p1
if-lez p3, :cond_2
return p3
:cond_2
sub-int/2addr p4, p2
if-gez p4, :cond_3
return p4
:cond_3
const/4 p1, 0x0
return p1
:cond_4
sub-int/2addr p3, p1
return p3
.end method
.method public calculateDxToMakeVisible(Landroid/view/View;I)I
.locals 10
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getLayoutManager()Landroidx/recyclerview/widget/RecyclerView$LayoutManager;
move-result-object v0
if-eqz v0, :cond_1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->canScrollHorizontally()Z
move-result v1
if-nez v1, :cond_0
goto :goto_0
:cond_0
invoke-virtual {p1}, Landroid/view/View;->getLayoutParams()Landroid/view/ViewGroup$LayoutParams;
move-result-object v1
check-cast v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;
invoke-virtual {v0, p1}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getDecoratedLeft(Landroid/view/View;)I
move-result v2
iget v3, v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;->leftMargin:I
sub-int v5, v2, v3
invoke-virtual {v0, p1}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getDecoratedRight(Landroid/view/View;)I
move-result p1
iget v1, v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;->rightMargin:I
add-int v6, p1, v1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getPaddingLeft()I
move-result v7
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getWidth()I
move-result p1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getPaddingRight()I
move-result v0
sub-int v8, p1, v0
move-object v4, p0
move v9, p2
invoke-virtual/range {v4 .. v9}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateDtToFit(IIIII)I
move-result p1
return p1
:cond_1
:goto_0
const/4 p1, 0x0
return p1
.end method
.method public calculateDyToMakeVisible(Landroid/view/View;I)I
.locals 10
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getLayoutManager()Landroidx/recyclerview/widget/RecyclerView$LayoutManager;
move-result-object v0
if-eqz v0, :cond_1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->canScrollVertically()Z
move-result v1
if-nez v1, :cond_0
goto :goto_0
:cond_0
invoke-virtual {p1}, Landroid/view/View;->getLayoutParams()Landroid/view/ViewGroup$LayoutParams;
move-result-object v1
check-cast v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;
invoke-virtual {v0, p1}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getDecoratedTop(Landroid/view/View;)I
move-result v2
iget v3, v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;->topMargin:I
sub-int v5, v2, v3
invoke-virtual {v0, p1}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getDecoratedBottom(Landroid/view/View;)I
move-result p1
iget v1, v1, Landroidx/recyclerview/widget/RecyclerView$LayoutParams;->bottomMargin:I
add-int v6, p1, v1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getPaddingTop()I
move-result v7
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getHeight()I
move-result p1
invoke-virtual {v0}, Landroidx/recyclerview/widget/RecyclerView$LayoutManager;->getPaddingBottom()I
move-result v0
sub-int v8, p1, v0
move-object v4, p0
move v9, p2
invoke-virtual/range {v4 .. v9}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateDtToFit(IIIII)I
move-result p1
return p1
:cond_1
:goto_0
const/4 p1, 0x0
return p1
.end method
.method protected calculateSpeedPerPixel(Landroid/util/DisplayMetrics;)F
.locals 1
iget p1, p1, Landroid/util/DisplayMetrics;->densityDpi:I
int-to-float p1, p1
const/high16 v0, 0x41c80000 # 25.0f
div-float/2addr v0, p1
return v0
.end method
.method protected calculateTimeForDeceleration(I)I
.locals 4
invoke-virtual {p0, p1}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateTimeForScrolling(I)I
move-result p1
int-to-double v0, p1
const-wide v2, 0x3fd57a786c22680aL # 0.3356
invoke-static {v0, v1}, Ljava/lang/Double;->isNaN(D)Z
div-double/2addr v0, v2
invoke-static {v0, v1}, Ljava/lang/Math;->ceil(D)D
move-result-wide v0
double-to-int p1, v0
return p1
.end method
.method protected calculateTimeForScrolling(I)I
.locals 2
invoke-static {p1}, Ljava/lang/Math;->abs(I)I
move-result p1
int-to-float p1, p1
iget v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->MILLISECONDS_PER_PX:F
mul-float p1, p1, v0
float-to-double v0, p1
invoke-static {v0, v1}, Ljava/lang/Math;->ceil(D)D
move-result-wide v0
double-to-int p1, v0
return p1
.end method
.method protected getHorizontalSnapPreference()I
.locals 2
iget-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
if-eqz v0, :cond_2
iget v0, v0, Landroid/graphics/PointF;->x:F
const/4 v1, 0x0
cmpl-float v0, v0, v1
if-nez v0, :cond_0
goto :goto_0
:cond_0
iget-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
iget v0, v0, Landroid/graphics/PointF;->x:F
cmpl-float v0, v0, v1
if-lez v0, :cond_1
const/4 v0, 0x1
return v0
:cond_1
const/4 v0, -0x1
return v0
:cond_2
:goto_0
const/4 v0, 0x0
return v0
.end method
.method protected getVerticalSnapPreference()I
.locals 2
iget-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
if-eqz v0, :cond_2
iget v0, v0, Landroid/graphics/PointF;->y:F
const/4 v1, 0x0
cmpl-float v0, v0, v1
if-nez v0, :cond_0
goto :goto_0
:cond_0
iget-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
iget v0, v0, Landroid/graphics/PointF;->y:F
cmpl-float v0, v0, v1
if-lez v0, :cond_1
const/4 v0, 0x1
return v0
:cond_1
const/4 v0, -0x1
return v0
:cond_2
:goto_0
const/4 v0, 0x0
return v0
.end method
.method protected onSeekTargetStep(IILandroidx/recyclerview/widget/RecyclerView$State;Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;)V
.locals 0
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getChildCount()I
move-result p3
if-nez p3, :cond_0
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->stop()V
return-void
:cond_0
iget p3, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
invoke-direct {p0, p3, p1}, Landroidx/recyclerview/widget/LinearSmoothScroller;->clampApplyScroll(II)I
move-result p1
iput p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
iget p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
invoke-direct {p0, p1, p2}, Landroidx/recyclerview/widget/LinearSmoothScroller;->clampApplyScroll(II)I
move-result p1
iput p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
iget p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
if-nez p1, :cond_1
iget p1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
if-nez p1, :cond_1
invoke-virtual {p0, p4}, Landroidx/recyclerview/widget/LinearSmoothScroller;->updateActionForInterimTarget(Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;)V
:cond_1
return-void
.end method
.method protected onStart()V
.locals 0
return-void
.end method
.method protected onStop()V
.locals 1
const/4 v0, 0x0
iput v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
iput v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
const/4 v0, 0x0
iput-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
return-void
.end method
.method protected onTargetFound(Landroid/view/View;Landroidx/recyclerview/widget/RecyclerView$State;Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;)V
.locals 2
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getHorizontalSnapPreference()I
move-result p2
invoke-virtual {p0, p1, p2}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateDxToMakeVisible(Landroid/view/View;I)I
move-result p2
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getVerticalSnapPreference()I
move-result v0
invoke-virtual {p0, p1, v0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateDyToMakeVisible(Landroid/view/View;I)I
move-result p1
mul-int v0, p2, p2
mul-int v1, p1, p1
add-int/2addr v0, v1
int-to-double v0, v0
invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
move-result-wide v0
double-to-int v0, v0
invoke-virtual {p0, v0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateTimeForDeceleration(I)I
move-result v0
if-lez v0, :cond_0
neg-int p2, p2
neg-int p1, p1
iget-object v1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mDecelerateInterpolator:Landroid/view/animation/DecelerateInterpolator;
invoke-virtual {p3, p2, p1, v0, v1}, Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;->update(IIILandroid/view/animation/Interpolator;)V
:cond_0
return-void
.end method
.method protected updateActionForInterimTarget(Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;)V
.locals 4
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getTargetPosition()I
move-result v0
invoke-virtual {p0, v0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->computeScrollVectorForPosition(I)Landroid/graphics/PointF;
move-result-object v0
if-eqz v0, :cond_1
iget v1, v0, Landroid/graphics/PointF;->x:F
const/4 v2, 0x0
cmpl-float v1, v1, v2
if-nez v1, :cond_0
iget v1, v0, Landroid/graphics/PointF;->y:F
cmpl-float v1, v1, v2
if-nez v1, :cond_0
goto :goto_0
:cond_0
invoke-virtual {p0, v0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->normalize(Landroid/graphics/PointF;)V
iput-object v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mTargetVector:Landroid/graphics/PointF;
iget v1, v0, Landroid/graphics/PointF;->x:F
const v2, 0x461c4000 # 10000.0f
mul-float v1, v1, v2
float-to-int v1, v1
iput v1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
iget v0, v0, Landroid/graphics/PointF;->y:F
mul-float v0, v0, v2
float-to-int v0, v0
iput v0, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
const/16 v0, 0x2710
invoke-virtual {p0, v0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->calculateTimeForScrolling(I)I
move-result v0
iget v1, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDx:I
int-to-float v1, v1
const v2, 0x3f99999a # 1.2f
mul-float v1, v1, v2
float-to-int v1, v1
iget v3, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mInterimTargetDy:I
int-to-float v3, v3
mul-float v3, v3, v2
float-to-int v3, v3
int-to-float v0, v0
mul-float v0, v0, v2
float-to-int v0, v0
iget-object v2, p0, Landroidx/recyclerview/widget/LinearSmoothScroller;->mLinearInterpolator:Landroid/view/animation/LinearInterpolator;
invoke-virtual {p1, v1, v3, v0, v2}, Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;->update(IIILandroid/view/animation/Interpolator;)V
return-void
:cond_1
:goto_0
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->getTargetPosition()I
move-result v0
invoke-virtual {p1, v0}, Landroidx/recyclerview/widget/RecyclerView$SmoothScroller$Action;->jumpTo(I)V
invoke-virtual {p0}, Landroidx/recyclerview/widget/LinearSmoothScroller;->stop()V
return-void
.end method