This method rotates a 1-, 4-, 8-bit greyscale or a 24-, 32-bit color image by means of 3 shears. For 1- and 4-bit images, rotation is limited to angles whose value is an integer multiple of 90.

Namespace:  FreeImageAPI
Assembly:  FreeImageNET (in FreeImageNET.dll)

Syntax

C#
public bool Rotate<T>(
	double angle,
	Nullable<T> backgroundColor
)
where T : struct, new()
Visual Basic (Declaration)
Public Function Rotate(Of T As {Structure, New}) ( _
	angle As Double, _
	backgroundColor As Nullable(Of T) _
) As Boolean
Visual C++
public:
generic<typename T>
where T : value class, gcnew()
bool Rotate(
	double angle, 
	Nullable<T> backgroundColor
)

Parameters

angle
Type: System..::.Double
The angle of rotation.
backgroundColor
Type: System..::.Nullable<(Of <(T>)>)
The color used used to fill the bitmap's background.

Type Parameters

T
The type of the color to use as background.

Return Value

Returns true on success, false on failure.

Version Information

FreeImage.NET

Supported in: 3.13.0, 3.13.1

See Also