IBasicBitmapOps::Rotate

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This method creates a new bitmap image that is rotated by a specified angle.

Syntax

HRESULT Rotate(
  FLOAT             angle,
  InterpolationHint hints,
  IBitmapImage**    outbmp
);

Parameters

• angle
  [in] A FLOAT value, measured in degrees counterclockwise, indicating how far to rotate the bitmap image.

  This value can only be 90, 180, 270, or 360 degrees.

• hints
  [in] An InterpolationHint value that specifies which interpolation algorithm to use.

• outbmp
  [out] A pointer to the resulting IBitmapImage interface pointer.

  Use the interface to access the bitmap created by this method.

Return Value

If successful, this method returns S_OK.

If it fails, this method should return one of the following error values:

• IMGERR_OBJECTBUSY
• E_NOTIMPL
• E_OUTOFMEMORY

For more information, see Error Codes for the Imaging API.

Requirements

See Also

Reference

IBasicBitmapOps
InterpolationHint
IBitmapImage