.class public Lcom/example/linechartlibrary/ChartZoomer;
.super Ljava/lang/Object;
.source "ChartZoomer.java"


# static fields
.field public static final ZOOM_AMOUNT:F = 0.25f


# instance fields
.field private scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

.field private viewportFocus:Landroid/graphics/PointF;

.field private zoomFocalPoint:Landroid/graphics/PointF;

.field private zoomType:Lcom/example/linechartlibrary/ZoomType;

.field private zoomer:Lcom/example/linechartlibrary/ZoomerCompat;


# direct methods
.method public constructor <init>(Landroid/content/Context;Lcom/example/linechartlibrary/ZoomType;)V
    .registers 4

    .line 22
    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    .line 18
    new-instance v0, Landroid/graphics/PointF;

    invoke-direct {v0}, Landroid/graphics/PointF;-><init>()V

    iput-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    .line 19
    new-instance v0, Landroid/graphics/PointF;

    invoke-direct {v0}, Landroid/graphics/PointF;-><init>()V

    iput-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->viewportFocus:Landroid/graphics/PointF;

    .line 20
    new-instance v0, Lcom/example/linechartlibrary/Viewport;

    invoke-direct {v0}, Lcom/example/linechartlibrary/Viewport;-><init>()V

    iput-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    .line 23
    new-instance v0, Lcom/example/linechartlibrary/ZoomerCompat;

    invoke-direct {v0, p1}, Lcom/example/linechartlibrary/ZoomerCompat;-><init>(Landroid/content/Context;)V

    iput-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    .line 24
    iput-object p2, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    return-void
.end method

.method private setCurrentViewport(Lcom/example/linechartlibrary/ChartComputator;FFFF)V
    .registers 9

    .line 80
    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getCurrentViewport()Lcom/example/linechartlibrary/Viewport;

    move-result-object v0

    .line 81
    sget-object v1, Lcom/example/linechartlibrary/ZoomType;->HORIZONTAL_AND_VERTICAL:Lcom/example/linechartlibrary/ZoomType;

    iget-object v2, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    if-ne v1, v2, :cond_e

    .line 82
    invoke-virtual {p1, p2, p3, p4, p5}, Lcom/example/linechartlibrary/ChartComputator;->setCurrentViewport(FFFF)V

    goto :goto_29

    .line 83
    :cond_e
    sget-object v1, Lcom/example/linechartlibrary/ZoomType;->HORIZONTAL:Lcom/example/linechartlibrary/ZoomType;

    iget-object v2, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    if-ne v1, v2, :cond_1c

    .line 84
    iget p3, v0, Lcom/example/linechartlibrary/Viewport;->top:F

    iget p5, v0, Lcom/example/linechartlibrary/Viewport;->bottom:F

    invoke-virtual {p1, p2, p3, p4, p5}, Lcom/example/linechartlibrary/ChartComputator;->setCurrentViewport(FFFF)V

    goto :goto_29

    .line 85
    :cond_1c
    sget-object p2, Lcom/example/linechartlibrary/ZoomType;->VERTICAL:Lcom/example/linechartlibrary/ZoomType;

    iget-object p4, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    if-ne p2, p4, :cond_29

    .line 86
    iget p2, v0, Lcom/example/linechartlibrary/Viewport;->left:F

    iget p4, v0, Lcom/example/linechartlibrary/Viewport;->right:F

    invoke-virtual {p1, p2, p3, p4, p5}, Lcom/example/linechartlibrary/ChartComputator;->setCurrentViewport(FFFF)V

    :cond_29
    :goto_29
    return-void
.end method


# virtual methods
.method public computeZoom(Lcom/example/linechartlibrary/ChartComputator;)Z
    .registers 15

    .line 39
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    invoke-virtual {v0}, Lcom/example/linechartlibrary/ZoomerCompat;->computeZoom()Z

    move-result v0

    if-eqz v0, :cond_6f

    .line 41
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    invoke-virtual {v0}, Lcom/example/linechartlibrary/ZoomerCompat;->getCurrZoom()F

    move-result v0

    const/high16 v1, 0x3f800000    # 1.0f

    sub-float v0, v1, v0

    iget-object v2, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    invoke-virtual {v2}, Lcom/example/linechartlibrary/Viewport;->width()F

    move-result v2

    mul-float/2addr v0, v2

    .line 42
    iget-object v2, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    invoke-virtual {v2}, Lcom/example/linechartlibrary/ZoomerCompat;->getCurrZoom()F

    move-result v2

    sub-float v2, v1, v2

    iget-object v3, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    invoke-virtual {v3}, Lcom/example/linechartlibrary/Viewport;->height()F

    move-result v3

    mul-float/2addr v2, v3

    .line 43
    iget-object v3, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v3, v3, Landroid/graphics/PointF;->x:F

    iget-object v4, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    iget v4, v4, Lcom/example/linechartlibrary/Viewport;->left:F

    sub-float/2addr v3, v4

    iget-object v4, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    .line 44
    invoke-virtual {v4}, Lcom/example/linechartlibrary/Viewport;->width()F

    move-result v4

    div-float/2addr v3, v4

    .line 45
    iget-object v4, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v4, v4, Landroid/graphics/PointF;->y:F

    iget-object v5, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    iget v5, v5, Lcom/example/linechartlibrary/Viewport;->bottom:F

    sub-float/2addr v4, v5

    iget-object v5, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    .line 46
    invoke-virtual {v5}, Lcom/example/linechartlibrary/Viewport;->height()F

    move-result v5

    div-float/2addr v4, v5

    .line 48
    iget-object v5, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v5, v5, Landroid/graphics/PointF;->x:F

    mul-float v6, v0, v3

    sub-float v9, v5, v6

    .line 49
    iget-object v5, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v5, v5, Landroid/graphics/PointF;->y:F

    sub-float v6, v1, v4

    mul-float/2addr v6, v2

    add-float v10, v5, v6

    .line 50
    iget-object v5, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v5, v5, Landroid/graphics/PointF;->x:F

    sub-float/2addr v1, v3

    mul-float/2addr v0, v1

    add-float v11, v5, v0

    .line 51
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    iget v0, v0, Landroid/graphics/PointF;->y:F

    mul-float/2addr v2, v4

    sub-float v12, v0, v2

    move-object v7, p0

    move-object v8, p1

    .line 52
    invoke-direct/range {v7 .. v12}, Lcom/example/linechartlibrary/ChartZoomer;->setCurrentViewport(Lcom/example/linechartlibrary/ChartComputator;FFFF)V

    const/4 p1, 0x1

    return p1

    :cond_6f
    const/4 p1, 0x0

    return p1
.end method

.method public getZoomType()Lcom/example/linechartlibrary/ZoomType;
    .registers 2

    .line 91
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    return-object v0
.end method

.method public scale(Lcom/example/linechartlibrary/ChartComputator;FFF)Z
    .registers 13

    .line 62
    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getCurrentViewport()Lcom/example/linechartlibrary/Viewport;

    move-result-object v0

    invoke-virtual {v0}, Lcom/example/linechartlibrary/Viewport;->width()F

    move-result v0

    mul-float/2addr v0, p4

    .line 63
    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getCurrentViewport()Lcom/example/linechartlibrary/Viewport;

    move-result-object v1

    invoke-virtual {v1}, Lcom/example/linechartlibrary/Viewport;->height()F

    move-result v1

    mul-float/2addr p4, v1

    .line 64
    iget-object v1, p0, Lcom/example/linechartlibrary/ChartZoomer;->viewportFocus:Landroid/graphics/PointF;

    invoke-virtual {p1, p2, p3, v1}, Lcom/example/linechartlibrary/ChartComputator;->rawPixelsToDataPoint(FFLandroid/graphics/PointF;)Z

    move-result v1

    if-nez v1, :cond_1c

    const/4 p1, 0x0

    return p1

    .line 69
    :cond_1c
    iget-object v1, p0, Lcom/example/linechartlibrary/ChartZoomer;->viewportFocus:Landroid/graphics/PointF;

    iget v1, v1, Landroid/graphics/PointF;->x:F

    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getContentRectMinusAllMargins()Landroid/graphics/Rect;

    move-result-object v2

    iget v2, v2, Landroid/graphics/Rect;->left:I

    int-to-float v2, v2

    sub-float/2addr p2, v2

    .line 70
    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getContentRectMinusAllMargins()Landroid/graphics/Rect;

    move-result-object v2

    invoke-virtual {v2}, Landroid/graphics/Rect;->width()I

    move-result v2

    int-to-float v2, v2

    div-float v2, v0, v2

    mul-float/2addr p2, v2

    sub-float v4, v1, p2

    .line 71
    iget-object p2, p0, Lcom/example/linechartlibrary/ChartZoomer;->viewportFocus:Landroid/graphics/PointF;

    iget p2, p2, Landroid/graphics/PointF;->y:F

    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getContentRectMinusAllMargins()Landroid/graphics/Rect;

    move-result-object v1

    iget v1, v1, Landroid/graphics/Rect;->top:I

    int-to-float v1, v1

    sub-float/2addr p3, v1

    .line 72
    invoke-virtual {p1}, Lcom/example/linechartlibrary/ChartComputator;->getContentRectMinusAllMargins()Landroid/graphics/Rect;

    move-result-object v1

    invoke-virtual {v1}, Landroid/graphics/Rect;->height()I

    move-result v1

    int-to-float v1, v1

    div-float v1, p4, v1

    mul-float/2addr p3, v1

    add-float v5, p2, p3

    add-float v6, v4, v0

    sub-float v7, v5, p4

    move-object v2, p0

    move-object v3, p1

    .line 75
    invoke-direct/range {v2 .. v7}, Lcom/example/linechartlibrary/ChartZoomer;->setCurrentViewport(Lcom/example/linechartlibrary/ChartComputator;FFFF)V

    const/4 p1, 0x1

    return p1
.end method

.method public setZoomType(Lcom/example/linechartlibrary/ZoomType;)V
    .registers 2

    .line 95
    iput-object p1, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomType:Lcom/example/linechartlibrary/ZoomType;

    return-void
.end method

.method public startZoom(Landroid/view/MotionEvent;Lcom/example/linechartlibrary/ChartComputator;)Z
    .registers 6

    .line 28
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    const/4 v1, 0x1

    invoke-virtual {v0, v1}, Lcom/example/linechartlibrary/ZoomerCompat;->forceFinished(Z)V

    .line 29
    iget-object v0, p0, Lcom/example/linechartlibrary/ChartZoomer;->scrollerStartViewport:Lcom/example/linechartlibrary/Viewport;

    invoke-virtual {p2}, Lcom/example/linechartlibrary/ChartComputator;->getCurrentViewport()Lcom/example/linechartlibrary/Viewport;

    move-result-object v2

    invoke-virtual {v0, v2}, Lcom/example/linechartlibrary/Viewport;->set(Lcom/example/linechartlibrary/Viewport;)V

    .line 30
    invoke-virtual {p1}, Landroid/view/MotionEvent;->getX()F

    move-result v0

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

    move-result p1

    iget-object v2, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomFocalPoint:Landroid/graphics/PointF;

    invoke-virtual {p2, v0, p1, v2}, Lcom/example/linechartlibrary/ChartComputator;->rawPixelsToDataPoint(FFLandroid/graphics/PointF;)Z

    move-result p1

    if-nez p1, :cond_21

    const/4 p1, 0x0

    return p1

    .line 34
    :cond_21
    iget-object p1, p0, Lcom/example/linechartlibrary/ChartZoomer;->zoomer:Lcom/example/linechartlibrary/ZoomerCompat;

    const/high16 p2, 0x3e800000    # 0.25f

    invoke-virtual {p1, p2}, Lcom/example/linechartlibrary/ZoomerCompat;->startZoom(F)V

    return v1
.end method