Rotates the image of a specified index in buffer by specified angle.
Namespace: Dynamsoft.DotNet.TWAINAssembly: DynamicDotNetTWAIN (in DynamicDotNetTWAIN.dll) Version: 3.0.0.0 (3.0.0.0)
Syntax
| C# |
|---|
public bool Rotate( short sImageIndex, double dbAngle, bool bKeepSize, DWTInterpolationMethod dwtInterpolationMethod ) |
| Visual Basic |
|---|
Public Function Rotate ( _ sImageIndex As Short, _ dbAngle As Double, _ bKeepSize As Boolean, _ dwtInterpolationMethod As DWTInterpolationMethod _ ) As Boolean |
Parameters
- sImageIndex
- Type: System..::..Int16
Specifies the index of image in buffer. The index is 0-based.
- dbAngle
- Type: System..::..Double
Specifies the rotation angle.
- bKeepSize
- Type: System..::..Boolean
Keep size or not.
- dwtInterpolationMethod
- Type: Dynamsoft.DotNet.TWAIN.Enums..::..DWTInterpolationMethod
Interpolation method.
Return Value
True indicates success. False indicates failure.
Remarks
You can specify the fill color by BackgroundFillColor property.
Exceptions
| Exception | Condition |
|---|---|
| Dynamsoft.DotNet.TWAIN..::..TwainException | When an error occurs and IfThrowException property is true, an exception will be thrown. When IfThrowException property is false, please check ErrorCode and ErrorString. |