The Unit enumeration specifies the unit of measure for a given data type.

 

C++ Syntax

 

typedef enum {

UnitWorld = 0,

UnitDisplay = 1,

UnitPixel = 2,

UnitPoint = 3,

UnitInch = 4,

nitDocument = 5,

UnitMillimeter = 6

} Unit;

 

FreeBASIC 语法

 

enum

UnitWorld      = 0

UnitDisplay    = 1

UnitPixel      = 2

UnitPoint      = 3

UnitInch       = 4

UnitDocument   = 5

UnitMillimeter = 6

end enum

 

常数

 

UnitWorld

 

Specifies world coordinates, a nonphysical unit.

 

UnitDisplay

 

Specifies display units. For example, if the display device is a monitor, then the unit is 1 pixel.

 

UnitPixel

 

Specifies that a unit is 1 pixel.

 

UnitPoint

 

Specifies that a unit is 1 point or 1/72 inch.

 

UnitInch

 

Specifies that a unit is 1 inch.

 

UnitDocument

 

Specifies that a unit is 1/300 inch.

 

UnitMillimeter

 

Specifies that a unit is 1 millimeter.