import "oaidl.idl";
import "ocidl.idl";

typedef struct BoxScale
{
    float VerticalScale;
    float VerticalTranslation;
    float HorizontalScale;
    float HorizontalTranslation;
} BoxScale;

[
    uuid("C164926F-1A4D-470D-BB8A-3D2CC4B035E4"),
    object,
    local
]
interface IBoxDrawingEffect : IUnknown
{
    HRESULT GetScale([out] BoxScale* scale);
};