CreateMaskFromBitmapRgn method (Main Control)
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Builder Syntax |
int CreateMaskFromBitmapRgn (); |
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Delphi Syntax |
Function CreateMaskFromBitmapRgn (): L_INT; |
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Overview |
Refer to Creating and Using a Bitmap Region. |
Remarks
Creates a 1-bit mask image from the region that is defined in the source bitmap, contained in the Bitmap property, and updates the MaskBitmap property with it.
A bitmap region is an area of interest within a bitmap. A bitmap can have only one region at a time, but the region can be complex, including, for example, multiple noncontiguous shapes.
See Also
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Elements: |
MaskBitmap property, SetRgnFromMask method, SetRgnEllipse method, SetRgnRect method, SetRgnRoundRect method, PolygonSize property, OffsetRgn method, SetRgnColor method. |
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Topics: |