ScrollPresenter.ZoomBy 方法

定义

命名空间:

Microsoft.UI.Xaml.Controls.Primitives

重载

ZoomBy(Single, IReference<Vector2>)
ZoomBy(Single, IReference<Vector2>, ScrollingZoomOptions)

ZoomBy(Single, IReference<Vector2>)

public:
 virtual int ZoomBy(float zoomFactorDelta, IReference<float2> ^ centerPoint) = ZoomBy;

/// [Windows.Foundation.Metadata.Experimental]
/// [Windows.Foundation.Metadata.Overload("ZoomBy")]
int ZoomBy(float const& zoomFactorDelta, IReference<float2> const& centerPoint);

[Windows.Foundation.Metadata.Experimental]
[Windows.Foundation.Metadata.Overload("ZoomBy")]
public int ZoomBy(float zoomFactorDelta, System.Nullable<Vector2> centerPoint);

Public Function ZoomBy (zoomFactorDelta As Single, centerPoint As Nullable(Of Vector2)) As Integer

参数

zoomFactorDelta

Single

float

centerPoint

Nullable<Vector2>

IReference<float2>

返回

Int32

int

属性

ExperimentalAttribute OverloadAttribute

ZoomBy(Single, IReference<Vector2>, ScrollingZoomOptions)

/// [Windows.Foundation.Metadata.Experimental]
/// [Windows.Foundation.Metadata.Overload("ZoomByWithOptions")]
int ZoomBy(float const& zoomFactorDelta, IReference<float2> const& centerPoint, ScrollingZoomOptions const& options);

[Windows.Foundation.Metadata.Experimental]
[Windows.Foundation.Metadata.Overload("ZoomByWithOptions")]
public int ZoomBy(float zoomFactorDelta, System.Nullable<Vector2> centerPoint, ScrollingZoomOptions options);

Public Function ZoomBy (zoomFactorDelta As Single, centerPoint As Nullable(Of Vector2), options As ScrollingZoomOptions) As Integer

参数

zoomFactorDelta

Single

float

centerPoint

Nullable<Vector2>

IReference<float2>

options

ScrollingZoomOptions

返回

Int32

int

属性

ExperimentalAttribute OverloadAttribute