PAINTTRANSFORM

typedef struct _PAINTTRANSFORM 
{
   L_INT nRotate;
   SIZE   Scale;
} PAINTTRANSFORM, L_FAR * pPAINTTRANSFORM 

The PAINTTRANSFORM structure contains information used to transform (scale and rotate) coordinates.

Member

Description

nRotate

Rotation angle. The angle is in degrees using anti clockwise direction.

Scale

Scaling factor.

 

cx will be used to scale the coordinates in the horizontal direction.

 

cy will be used to scale the coordinates in the vertical direction.

 

For example

 

Value

Meaning

 

100

The same dimensions.

 

110

1.1 times the original dimensions

 

120

1.2 times the original dimensions.

 

10000

100 times larger than the original dimensions.

 

99

0.99 times the original dimensions.

 

98

0.98 times the original dimensions.

 

1

0.01 times the original dimensions.