#include <precomp.h>

#define NDEBUG
#include <debug.h>


HCOLORSPACE
FASTCALL
IntCreateColorSpaceW(
    LPLOGCOLORSPACEW lplcpw,
    BOOL Ascii
)
{
    LOGCOLORSPACEEXW lcpeexw;

    if ((lplcpw->lcsSignature != LCS_SIGNATURE) ||
            (lplcpw->lcsVersion != 0x400) ||
            (lplcpw->lcsSize != sizeof(LOGCOLORSPACEW)))
    {
        SetLastError(ERROR_INVALID_COLORSPACE);
        return NULL;
    }
    RtlCopyMemory(&lcpeexw.lcsColorSpace, lplcpw, sizeof(LOGCOLORSPACEW));

    return NtGdiCreateColorSpace(&lcpeexw);
}

/*
 * @implemented
 */
HCOLORSPACE
WINAPI
CreateColorSpaceW(
    LPLOGCOLORSPACEW lplcpw
)
{
    return IntCreateColorSpaceW(lplcpw, FALSE);
}


/*
 * @implemented
 */
HCOLORSPACE
WINAPI
CreateColorSpaceA(
    LPLOGCOLORSPACEA lplcpa
)
{
    LOGCOLORSPACEW lcpw;

    if ((lplcpa->lcsSignature != LCS_SIGNATURE) ||
            (lplcpa->lcsVersion != 0x400) ||
            (lplcpa->lcsSize != sizeof(LOGCOLORSPACEA)))
    {
        SetLastError(ERROR_INVALID_COLORSPACE);
        return NULL;
    }

    lcpw.lcsSignature  = lplcpa->lcsSignature;
    lcpw.lcsVersion    = lplcpa->lcsVersion;
    lcpw.lcsSize       = sizeof(LOGCOLORSPACEW);
    lcpw.lcsCSType     = lplcpa->lcsCSType;
    lcpw.lcsIntent     = lplcpa->lcsIntent;
    lcpw.lcsEndpoints  = lplcpa->lcsEndpoints;
    lcpw.lcsGammaRed   = lplcpa->lcsGammaRed;
    lcpw.lcsGammaGreen = lplcpa->lcsGammaGreen;
    lcpw.lcsGammaBlue  = lplcpa->lcsGammaBlue;

    RtlMultiByteToUnicodeN( lcpw.lcsFilename,
                            MAX_PATH,
                            NULL,
                            lplcpa->lcsFilename,
                            strlen(lplcpa->lcsFilename) + 1);

    return IntCreateColorSpaceW(&lcpw, FALSE);
}

/*
 * @implemented
 */
HCOLORSPACE
WINAPI
GetColorSpace(HDC hDC)
{
    PDC_ATTR pDc_Attr;

    if (!GdiGetHandleUserData(hDC, GDI_OBJECT_TYPE_DC, (PVOID)&pDc_Attr))
    {
        SetLastError(ERROR_INVALID_HANDLE);
        return NULL;
    }
    return pDc_Attr->hColorSpace;
}


/*
 * @implemented
 */
HCOLORSPACE
WINAPI
SetColorSpace(
    HDC hDC,
    HCOLORSPACE hCS
)
{
    HCOLORSPACE rhCS = GetColorSpace(hDC);

    if (GDI_HANDLE_GET_TYPE(hDC) == GDI_OBJECT_TYPE_DC)
    {
        if (NtGdiSetColorSpace(hDC, hCS)) return rhCS;
    }
#if 0
    if (GDI_HANDLE_GET_TYPE(hDC) != GDI_OBJECT_TYPE_METADC)
    {
        PLDC pLDC = GdiGetLDC(hDC);
        if ( !pLDC )
        {
            SetLastError(ERROR_INVALID_HANDLE);
            return NULL;
        }
        if (pLDC->iType == LDC_EMFLDC)
        {
            return NULL;
        }
    }
#endif
    return NULL;
}