IAnalysisRegion::UnionRegion method

Expands the area of this IAnalysisRegion to the area created by its union with the specified IAnalysisRegion.

Syntax

HRESULT UnionRegion(
  [in] IAnalysisRegion *pRegionToUnion
);

Parameters

pRegionToUnion [in]

The IAnalysisRegion with which to combine.

Return value

For a description of the return values, see Classes and Interfaces - Ink Analysis.

Remarks

If either area is infinite, the new area is also infinite.

Requirements

Requirement	Value
Minimum supported client	Windows XP Tablet PC Edition [desktop apps only]
Minimum supported server	None supported
Header	IACom.h (also requires IACom_i.c)
DLL	IACom.dll

See also

IAnalysisRegion

IAnalysisRegion::ExcludeRectangle

IAnalysisRegion::ExcludeRegion Method

IAnalysisRegion::IntersectRectangle Method

IAnalysisRegion::IntersectRegion Method

IAnalysisRegion::UnionRectangle Method

Ink Analysis Reference