SetGradient method
Sets the parameters used to produce the gradient surface.
Syntax
HRESULT retVal = object.SetGradient(StartColor, EndColor, bHorizontal);
Parameters
StartColor
Type: DXSAMPLEStart color in DXSAMPLE format.
EndColor
Type: DXSAMPLEEnd color in DXSAMPLE format.
bHorizontal
Type: BOOLBOOL value that indicates the gradient direction. If TRUE, the gradient is horizontal; if FALSE, the gradient is vertical.
Remarks
The start color is on the left side of the image for horizontal gradients and on the top of the image for vertical gradients.