IInkRecognitionAlternate::GetPropertyValue
4/8/2010
Returns the value of a specified property of the IInkRecognitionAlternate.
Syntax
HRESULT GetPropertyValue (
[in] BSTR propertyType,
[out, retval] VARIANT *PropertyValue
);
Parameters
propertyType
Specifies which property of the alternate to return, as one of the GUIDs from the RecognitionProperty object (see below).For more information about the BSTR data type, see Using the Automation Library with Windows Mobile Ink.
- PropertyValue
Returns the value of the property type as an array of bytes. The return value is interpreted differently for each property type.
| RecognitionProperty Type | Description |
|---|---|
ConfidenceLevel |
CONFIDENCE_LEVEL enumeration type. For more information, see InkRecognitionConfidence. |
HotPoint |
POINT. |
LineMetrics |
LATTICE_METRICS structure. |
LineNumber |
ULONG. |
MaximumStrokeCount |
Not used. |
PointsPerInch |
Not used. |
Segmentation |
Not a value, returns TPC_E_INVALID_PROPERTY. |
Return Value
| HRESULT value | Description |
|---|---|
E_INK_EXCEPTION |
An exception occurred while processing. |
E_POINTER |
A parameter contained an invalid pointer. |
CO_E_CLASSSTRING |
Invalid GUID format. |
E_FAIL |
An unspecified error occurred. |
E_INVALIDARG |
The flag is invalid. |
E_OUTOFMEMORY |
Cannot allocate memory to complete the operation. |
S_OK |
Success. |
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 |