IInkStrokeDisp::HitTestCircle
4/8/2010
Determines whether an IInkStrokeDisp object is either completely inside or intersected by a given circle.
Syntax
HRESULT HitTestCircle (
[in] long x,
[in] long y,
[in] float Radius,
[out, retval] VARIANT *Intersects
);
Parameters
- x
The x–value of the center of the circle in ink space coordinates.
- y
The y–value of the center of the circle in ink space coordinates.
- Radius
The radius of the circle in ink space coordinates.
Intersects
Returns a VARIANT bool that indicates whether the stroke is either completely inside or intersected by the circle.For more information about the VARIANT structure, see Using the Automation Library with Windows Mobile Ink.
Return Value
| HRESULT value | Description |
|---|---|
S_OK |
Success. |
E_POINTER |
A parameter contained an invalid pointer. |
E_OUTOFMEMORY |
Cannot allocate Stroke handler helper object. |
E_UNEXPECTED |
Unexpected parameter or property type. |
E_INK_EXCEPTION |
An exception occurred inside the method. |
Requirements
| Header | msinkaut.h |
| Windows Embedded CE | Windows CE 5.0 and later |
| Windows Mobile | Windows Mobile 6 Classic and later, Windows Mobile 6 Professional and later |