The RotateFlipType enumeration specifies the direction of an image's rotation and the axis used to flip the image.

 

C++ Syntax

 

typedef enum {

RotateNoneFlipNone = 0,

Rotate90FlipNone = 1,

Rotate180FlipNone = 2,

Rotate270FlipNone = 3,

RotateNoneFlipX = 4,

Rotate90FlipX = 5,

Rotate180FlipX = 6,

Rotate270FlipX = 7,

RotateNoneFlipY = Rotate180FlipX,

Rotate90FlipY = Rotate270FlipX,

Rotate180FlipY = RotateNoneFlipX,

Rotate270FlipY = Rotate90FlipX,

RotateNoneFlipXY = Rotate180FlipNone,

Rotate90FlipXY = Rotate270FlipNone,

Rotate180FlipXY = RotateNoneFlipNone,

Rotate270FlipXY = Rotate90FlipNone

} RotateFlipType;

 

FreeBASIC 语法

 

enum

RotateNoneFlipNone = 0

Rotate90FlipNone   = 1

Rotate180FlipNone  = 2

Rotate270FlipNone  = 3

RotateNoneFlipX    = 4

Rotate90FlipX      = 5

Rotate180FlipX     = 6

Rotate270FlipX     = 7

RotateNoneFlipY    = Rotate180FlipX

Rotate90FlipY      = Rotate270FlipX

Rotate180FlipY     = RotateNoneFlipX

Rotate270FlipY     = Rotate90FlipX

RotateNoneFlipXY   = Rotate180FlipNone

Rotate90FlipXY     = Rotate270FlipNone

Rotate180FlipXY    = RotateNoneFlipNone

Rotate270FlipXY    = Rotate90FlipNone

end enum

 

常数

 

RotateNoneFlipNone

 

Specifies no rotation and no flipping.

 

Rotate90FlipNone

 

Specifies a 90-degree rotation without flipping.

 

Rotate180FlipNone

 

Specifies a 180-degree rotation without flipping.

 

Rotate270FlipNone

 

Specifies a 270-degree rotation without flipping.

 

RotateNoneFlipX

 

Specifies no rotation and a horizontal flip.

 

Rotate90FlipX

 

Specifies a 90-degree rotation followed by a horizontal flip.

 

Rotate180FlipX

 

Specifies a 180-degree rotation followed by a horizontal flip.

 

Rotate270FlipX

 

Specifies a 270-degree rotation followed by a horizontal flip.

 

RotateNoneFlipY

 

Specifies no rotation and a vertical flip.

 

Rotate90FlipY

 

Specifies a 90-degree rotation followed by a vertical flip.

 

Rotate180FlipY

 

Specifies a 180-degree rotation followed by a vertical flip.

 

Rotate270FlipY

 

Specifies a 270-degree rotation followed by a vertical flip.

 

RotateNoneFlipXY

 

Specifies no rotation, a horizontal flip, and then a vertical flip.

 

Rotate90FlipXY

 

Specifies a 90-degree rotation followed by a horizontal flip and then a vertical flip.

 

Rotate180FlipXY

 

Specifies a 180-degree rotation followed by a horizontal flip and then a vertical flip.

 

Rotate270FlipXY

 

Specifies a 270-degree rotation followed by a horizontal flip and then a vertical flip.