Construction Methods
Method | Description |
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CRgn | Constructs a CRgn object. |
Initialization
Method | Description |
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CreateRectRgn | Initializes a CRgn object with a rectangular region. |
CreateRectRgnIndirect | Initializes a CRgn object with a rectangular region defined by a RECT structure. |
CombineRgn | Sets a CRgn object so that it is equivalent to the union of two specified CRgn objects. |
CopyRgn | Sets a CRgn object so that it is a copy of a specified CRgn object. |
Operations Methods
Method | Description |
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EqualRgn | Checks two CRgn objects to determine whether they are equivalent. |
FromHandle | Returns a pointer to a CRgn object when specified a handle to a Windows region. |
GetRegionData | Fills the specified buffer with data describing the specified region. |
GetRgnBox | Retrieves the coordinates of the bounding rectangle of a CRgn object. |
OffsetRgn | Moves a CRgn object by the specified offsets. |
PtInRegion | Determines whether a specified point is in the region. |
RectInRegion | Determines whether any part of a specified rectangle is within the boundaries of the region. |
SetRectRgn | Sets the CRgn object to the specified rectangular region. |