IInkDrawingAttributes::RasterOperation
4/8/2010
Gets or sets an IInkDrawingAttributes value that defines how the colors of the pen and background interact.
Syntax
[propput] HRESULT put_RasterOperation (
[in] InkRasterOperation RasterOperation
);
[propget] HRESULT get_RasterOperation (
[out, retval] InkRasterOperation *RasterOperation
);
Parameters
RasterOperation
A value that defines how the colors of the pen and background interact. The default value is InkRasterOperation.IRO_CopyPen, which indicates that the current pen color is used.This property is read/write.
Return Value
| HRESULT value | Description |
|---|---|
S_OK |
Success. |
E_POINTER |
Parameter pointer was NULL or invalid. |
E_INK_EXCEPTION |
An exception occurred inside the method. |
Remarks
The InkRasterOperation enumeration defines values for performing raster operations on drawn ink. For example, if you want to perform subtractive transparency, set the raster value to MaskPen.
For a complete list of available raster operations, see the InkRasterOperation enumeration type.
When the RasterOperation property is set to anything other than CopyPen, all drawing attributes—anti–aliasing, smoothing, and transparency—are ignored.
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 |