CustomGestureDetector.smali

.class Lcom/preview/photoview/CustomGestureDetector;
.super Ljava/lang/Object;
.source "CustomGestureDetector.java"


# static fields
.field private static final INVALID_POINTER_ID:I


# instance fields
.field private mActivePointerId:I

.field private mActivePointerIndex:I

.field private final mDetector:Landroid/view/ScaleGestureDetector;

.field private mIsDragging:Z

.field private mLastTouchX:F

.field private mLastTouchY:F

.field private mListener:Lcom/preview/photoview/OnGestureListener;

.field private final mMinimumVelocity:F

.field private final mTouchSlop:F

.field private mVelocityTracker:Landroid/view/VelocityTracker;


# direct methods
.method static constructor <clinit>()V
    .registers 1

    const v0, -0x1570

    invoke-static {v0}, Lnp/NPFog;->d(I)I

    move-result v0

    sput v0, Lcom/preview/photoview/CustomGestureDetector;->INVALID_POINTER_ID:I

    return-void
.end method

.method constructor <init>(Landroid/content/Context;Lcom/preview/photoview/OnGestureListener;)V
    .registers 6
    .param p1, "context"    # Landroid/content/Context;
    .param p2, "listener"    # Lcom/preview/photoview/OnGestureListener;

    .line 44
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 32
    const/4 v0, -0x1

    iput v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    .line 33
    const/4 v0, 0x0

    iput v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerIndex:I

    .line 45
    nop

    .line 46
    invoke-static {p1}, Landroid/view/ViewConfiguration;->get(Landroid/content/Context;)Landroid/view/ViewConfiguration;

    move-result-object v0

    .line 47
    .local v0, "configuration":Landroid/view/ViewConfiguration;
    invoke-virtual {v0}, Landroid/view/ViewConfiguration;->getScaledMinimumFlingVelocity()I

    move-result v1

    int-to-float v1, v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mMinimumVelocity:F

    .line 48
    invoke-virtual {v0}, Landroid/view/ViewConfiguration;->getScaledTouchSlop()I

    move-result v1

    int-to-float v1, v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mTouchSlop:F

    .line 50
    iput-object p2, p0, Lcom/preview/photoview/CustomGestureDetector;->mListener:Lcom/preview/photoview/OnGestureListener;

    .line 51
    new-instance v1, Lcom/preview/photoview/CustomGestureDetector$1;

    invoke-direct {v1, p0}, Lcom/preview/photoview/CustomGestureDetector$1;-><init>(Lcom/preview/photoview/CustomGestureDetector;)V

    .line 77
    .local v1, "mScaleListener":Landroid/view/ScaleGestureDetector$OnScaleGestureListener;
    new-instance v2, Landroid/view/ScaleGestureDetector;

    invoke-direct {v2, p1, v1}, Landroid/view/ScaleGestureDetector;-><init>(Landroid/content/Context;Landroid/view/ScaleGestureDetector$OnScaleGestureListener;)V

    iput-object v2, p0, Lcom/preview/photoview/CustomGestureDetector;->mDetector:Landroid/view/ScaleGestureDetector;

    .line 78
    return-void
.end method

.method static synthetic access$000(Lcom/preview/photoview/CustomGestureDetector;)Lcom/preview/photoview/OnGestureListener;
    .registers 2
    .param p0, "x0"    # Lcom/preview/photoview/CustomGestureDetector;

    .line 28
    iget-object v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mListener:Lcom/preview/photoview/OnGestureListener;

    return-object v0
.end method

.method private getActiveX(Landroid/view/MotionEvent;)F
    .registers 4
    .param p1, "ev"    # Landroid/view/MotionEvent;

    .line 82
    :try_start_0
    iget v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerIndex:I

    invoke-virtual {p1, v0}, Landroid/view/MotionEvent;->getX(I)F

    move-result v0
    :try_end_6
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_6} :catch_7

    return v0

    .line 83
    :catch_7
    move-exception v0

    .line 84
    .local v0, "e":Ljava/lang/Exception;
    invoke-virtual {p1}, Landroid/view/MotionEvent;->getX()F

    move-result v1

    return v1
.end method

.method private getActiveY(Landroid/view/MotionEvent;)F
    .registers 4
    .param p1, "ev"    # Landroid/view/MotionEvent;

    .line 90
    :try_start_0
    iget v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerIndex:I

    invoke-virtual {p1, v0}, Landroid/view/MotionEvent;->getY(I)F

    move-result v0
    :try_end_6
    .catch Ljava/lang/Exception; {:try_start_0 .. :try_end_6} :catch_7

    return v0

    .line 91
    :catch_7
    move-exception v0

    .line 92
    .local v0, "e":Ljava/lang/Exception;
    invoke-virtual {p1}, Landroid/view/MotionEvent;->getY()F

    move-result v1

    return v1
.end method

.method private processTouchEvent(Landroid/view/MotionEvent;)Z
    .registers 15
    .param p1, "ev"    # Landroid/view/MotionEvent;

    .line 115
    invoke-virtual {p1}, Landroid/view/MotionEvent;->getAction()I

    move-result v0

    .line 116
    .local v0, "action":I
    and-int/lit16 v1, v0, 0xff

    const/4 v2, -0x1

    const/4 v3, 0x1

    const/4 v4, 0x0

    if-eqz v1, :cond_e3

    const/4 v5, 0x0

    if-eq v1, v3, :cond_8e

    const/4 v6, 0x2

    if-eq v1, v6, :cond_4f

    const/4 v6, 0x3

    if-eq v1, v6, :cond_42

    const/4 v5, 0x6

    if-eq v1, v5, :cond_19

    goto/16 :goto_103

    .line 188
    :cond_19
    invoke-virtual {p1}, Landroid/view/MotionEvent;->getAction()I

    move-result v1

    invoke-static {v1}, Lcom/preview/photoview/Util;->getPointerIndex(I)I

    move-result v1

    .line 189
    .local v1, "pointerIndex":I
    invoke-virtual {p1, v1}, Landroid/view/MotionEvent;->getPointerId(I)I

    move-result v5

    .line 190
    .local v5, "pointerId":I
    iget v6, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    if-ne v5, v6, :cond_103

    .line 193
    if-nez v1, :cond_2d

    const/4 v6, 0x1

    goto :goto_2e

    :cond_2d
    const/4 v6, 0x0

    .line 194
    .local v6, "newPointerIndex":I
    :goto_2e
    invoke-virtual {p1, v6}, Landroid/view/MotionEvent;->getPointerId(I)I

    move-result v7

    iput v7, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    .line 195
    invoke-virtual {p1, v6}, Landroid/view/MotionEvent;->getX(I)F

    move-result v7

    iput v7, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    .line 196
    invoke-virtual {p1, v6}, Landroid/view/MotionEvent;->getY(I)F

    move-result v7

    iput v7, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    goto/16 :goto_103

    .line 151
    .end local v1    # "pointerIndex":I
    .end local v5    # "pointerId":I
    .end local v6    # "newPointerIndex":I
    :cond_42
    iput v2, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    .line 153
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    if-eqz v1, :cond_103

    .line 154
    invoke-virtual {v1}, Landroid/view/VelocityTracker;->recycle()V

    .line 155
    iput-object v5, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    goto/16 :goto_103

    .line 130
    :cond_4f
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveX(Landroid/view/MotionEvent;)F

    move-result v1

    .line 131
    .local v1, "x":F
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveY(Landroid/view/MotionEvent;)F

    move-result v5

    .line 132
    .local v5, "y":F
    iget v6, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    sub-float v6, v1, v6

    .local v6, "dx":F
    iget v7, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    sub-float v7, v5, v7

    .line 134
    .local v7, "dy":F
    iget-boolean v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    if-nez v8, :cond_79

    .line 137
    mul-float v8, v6, v6

    mul-float v9, v7, v7

    add-float/2addr v8, v9

    float-to-double v8, v8

    invoke-static {v8, v9}, Ljava/lang/Math;->sqrt(D)D

    move-result-wide v8

    iget v10, p0, Lcom/preview/photoview/CustomGestureDetector;->mTouchSlop:F

    float-to-double v10, v10

    cmpl-double v12, v8, v10

    if-ltz v12, :cond_76

    const/4 v8, 0x1

    goto :goto_77

    :cond_76
    const/4 v8, 0x0

    :goto_77
    iput-boolean v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    .line 140
    :cond_79
    iget-boolean v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    if-eqz v8, :cond_103

    .line 141
    iget-object v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mListener:Lcom/preview/photoview/OnGestureListener;

    invoke-interface {v8, v6, v7}, Lcom/preview/photoview/OnGestureListener;->onDrag(FF)V

    .line 142
    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    .line 143
    iput v5, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    .line 145
    iget-object v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    if-eqz v8, :cond_103

    .line 146
    invoke-virtual {v8, p1}, Landroid/view/VelocityTracker;->addMovement(Landroid/view/MotionEvent;)V

    goto :goto_103

    .line 159
    .end local v1    # "x":F
    .end local v5    # "y":F
    .end local v6    # "dx":F
    .end local v7    # "dy":F
    :cond_8e
    iput v2, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    .line 160
    iget-boolean v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    if-eqz v1, :cond_d9

    .line 161
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    if-eqz v1, :cond_d9

    .line 162
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveX(Landroid/view/MotionEvent;)F

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    .line 163
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveY(Landroid/view/MotionEvent;)F

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    .line 166
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    invoke-virtual {v1, p1}, Landroid/view/VelocityTracker;->addMovement(Landroid/view/MotionEvent;)V

    .line 167
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    const/16 v6, 0x3e8

    invoke-virtual {v1, v6}, Landroid/view/VelocityTracker;->computeCurrentVelocity(I)V

    .line 169
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    invoke-virtual {v1}, Landroid/view/VelocityTracker;->getXVelocity()F

    move-result v1

    .local v1, "vX":F
    iget-object v6, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    .line 170
    invoke-virtual {v6}, Landroid/view/VelocityTracker;->getYVelocity()F

    move-result v6

    .line 174
    .local v6, "vY":F
    invoke-static {v1}, Ljava/lang/Math;->abs(F)F

    move-result v7

    invoke-static {v6}, Ljava/lang/Math;->abs(F)F

    move-result v8

    invoke-static {v7, v8}, Ljava/lang/Math;->max(FF)F

    move-result v7

    iget v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mMinimumVelocity:F

    cmpl-float v7, v7, v8

    if-ltz v7, :cond_d9

    .line 175
    iget-object v7, p0, Lcom/preview/photoview/CustomGestureDetector;->mListener:Lcom/preview/photoview/OnGestureListener;

    iget v8, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    iget v9, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    neg-float v10, v1

    neg-float v11, v6

    invoke-interface {v7, v8, v9, v10, v11}, Lcom/preview/photoview/OnGestureListener;->onFling(FFFF)V

    .line 182
    .end local v1    # "vX":F
    .end local v6    # "vY":F
    :cond_d9
    iget-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    if-eqz v1, :cond_103

    .line 183
    invoke-virtual {v1}, Landroid/view/VelocityTracker;->recycle()V

    .line 184
    iput-object v5, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    goto :goto_103

    .line 118
    :cond_e3
    invoke-virtual {p1, v4}, Landroid/view/MotionEvent;->getPointerId(I)I

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    .line 120
    invoke-static {}, Landroid/view/VelocityTracker;->obtain()Landroid/view/VelocityTracker;

    move-result-object v1

    iput-object v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mVelocityTracker:Landroid/view/VelocityTracker;

    .line 121
    if-eqz v1, :cond_f4

    .line 122
    invoke-virtual {v1, p1}, Landroid/view/VelocityTracker;->addMovement(Landroid/view/MotionEvent;)V

    .line 125
    :cond_f4
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveX(Landroid/view/MotionEvent;)F

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchX:F

    .line 126
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->getActiveY(Landroid/view/MotionEvent;)F

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mLastTouchY:F

    .line 127
    iput-boolean v4, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    .line 128
    nop

    .line 201
    :cond_103
    :goto_103
    iget v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerId:I

    if-eq v1, v2, :cond_108

    move v4, v1

    .line 202
    :cond_108
    invoke-virtual {p1, v4}, Landroid/view/MotionEvent;->findPointerIndex(I)I

    move-result v1

    iput v1, p0, Lcom/preview/photoview/CustomGestureDetector;->mActivePointerIndex:I

    .line 204
    return v3
.end method


# virtual methods
.method public isDragging()Z
    .registers 2

    .line 101
    iget-boolean v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mIsDragging:Z

    return v0
.end method

.method public isScaling()Z
    .registers 2

    .line 97
    iget-object v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mDetector:Landroid/view/ScaleGestureDetector;

    invoke-virtual {v0}, Landroid/view/ScaleGestureDetector;->isInProgress()Z

    move-result v0

    return v0
.end method

.method public onTouchEvent(Landroid/view/MotionEvent;)Z
    .registers 4
    .param p1, "ev"    # Landroid/view/MotionEvent;

    .line 106
    :try_start_0
    iget-object v0, p0, Lcom/preview/photoview/CustomGestureDetector;->mDetector:Landroid/view/ScaleGestureDetector;

    invoke-virtual {v0, p1}, Landroid/view/ScaleGestureDetector;->onTouchEvent(Landroid/view/MotionEvent;)Z

    .line 107
    invoke-direct {p0, p1}, Lcom/preview/photoview/CustomGestureDetector;->processTouchEvent(Landroid/view/MotionEvent;)Z

    move-result v0
    :try_end_9
    .catch Ljava/lang/IllegalArgumentException; {:try_start_0 .. :try_end_9} :catch_a

    return v0

    .line 108
    :catch_a
    move-exception v0

    .line 110
    .local v0, "e":Ljava/lang/IllegalArgumentException;
    const/4 v1, 0x1

    return v1
.end method