TouchPoint(TouchDevice, Point, Rect, TouchAction) 构造函数

定义

命名空间:

System.Windows.Input

程序集:

PresentationCore.dll

初始化 TouchPoint 类的新实例。

public:
 TouchPoint(System::Windows::Input::TouchDevice ^ device, System::Windows::Point position, System::Windows::Rect bounds, System::Windows::Input::TouchAction action);

public TouchPoint (System.Windows.Input.TouchDevice device, System.Windows.Point position, System.Windows.Rect bounds, System.Windows.Input.TouchAction action);

new System.Windows.Input.TouchPoint : System.Windows.Input.TouchDevice * System.Windows.Point * System.Windows.Rect * System.Windows.Input.TouchAction -> System.Windows.Input.TouchPoint

Public Sub New (device As TouchDevice, position As Point, bounds As Rect, action As TouchAction)

参数

device

TouchDevice

生成了此 TouchPoint 的触摸设备。

position

Point

触点的位置。

bounds

Rect

手指触屏区域的边界。

action

TouchAction

此设备在此位置发生的最后一项操作。

例外

ArgumentNullException

device 为 null。

注解

此 position 和 bounds 的坐标空间应保持一致。