Stroke.HitTest - метод

Статья
11/04/2008

Обновлен: Ноябрь 2007

Returns a value that indicates whether a Stroke object is either completely inside or intersected by a given circle.

Пространство имен: Microsoft.Ink
Сборка: Microsoft.Ink (в Microsoft.Ink.dll)

Синтаксис

'Декларация
Public Function HitTest ( _
    pt As Point, _
    radius As Single _
) As Boolean
'Применение
Dim instance As Stroke
Dim pt As Point
Dim radius As Single
Dim returnValue As Boolean

returnValue = instance.HitTest(pt, radius)

public bool HitTest(
    Point pt,
    float radius
)

public:
bool HitTest(
    Point pt, 
    float radius
)

public boolean HitTest(
    Point pt,
    float radius
)

public function HitTest(
    pt : Point, 
    radius : float
) : boolean

Параметры

pt
Тип: System.Drawing.Point
The center of the hit test circle, in ink space coordinates.

radius
Тип: System.Single
The radius of the hit test circle.

Возвращаемое значение

Тип: System.Boolean
Whether a Stroke object is either completely inside or intersected by a given circle.

Value	Meaning
true	The Stroke object is either completely inside or intersected by the circle.
false	The Stroke object is completely outside the circle.

Примеры

This C# example returns a value that indicates whether any part of the Stroke object, theStroke, is within the distance, theRadius, of a Point, thePoint, which is in ink space coordinates.

bool isAHit = theStroke.HitTest(thePt, theRadius);

This Microsoft Visual Basic .NET example returns a value that indicates whether any part of the Stroke object, theStroke, is within the distance, theRadius, of a Point, thePoint, which is in ink space coordinates.

Dim isAHit As Boolean = theStroke.HitTest(thePt, theRadius)

Платформы

Windows Vista

Среды .NET Framework и .NET Compact Framework поддерживают не все версии каждой платформы. Поддерживаемые версии перечислены в разделе Требования к системе для .NET Framework.