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StrokeCollection.HitTest Method (Rect, Int32)

Returns a collection of strokes that have at least the specified percentage of length within the specified rectangle.

Namespace:  System.Windows.Ink
Assembly:  PresentationCore (in PresentationCore.dll)

public StrokeCollection HitTest(
	Rect bounds,
	int percentageWithinBounds
)

Parameters

bounds
Type: System.Windows.Rect

A Rect that specifies the bounds to be hit tested.

percentageWithinBounds
Type: System.Int32

The minimum required length of a Stroke that must exist within bounds for it to be considered hit.

Return Value

Type: System.Windows.Ink.StrokeCollection
A StrokeCollection that has strokes with at least the specified percentage within the Rect.

The following example erases the strokes that are at least 50% within the bounds of the Rect. This example assumes that there is an InkPresenter called presenter.

Rect rect = new Rect(100, 100, 200, 200);
StrokeCollection strokes = presenter.Strokes.HitTest(rect, 50);

presenter.Strokes.Remove(strokes);

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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