public int CreateGdiCompatibleTextLayout([NativeTypeName("const WCHAR *")] ushort * @string, [NativeTypeName("UINT32")] uint stringLength, [NativeTypeName("IDWriteTextFormat *")] IDWriteTextFormat *textFormat, [NativeTypeName("FLOAT")] float layoutWidth, [NativeTypeName("FLOAT")] float layoutHeight, [NativeTypeName("FLOAT")] float pixelsPerDip, [NativeTypeName("const DWRITE_MATRIX *")] DWRITE_MATRIX *transform, [NativeTypeName("BOOL")] int useGdiNatural, [NativeTypeName("IDWriteTextLayout **")] IDWriteTextLayout **textLayout)
 {
     return(((delegate * unmanaged <IDWriteFactory1 *, ushort *, uint, IDWriteTextFormat *, float, float, float, DWRITE_MATRIX *, int, IDWriteTextLayout **, int>)(lpVtbl[19]))((IDWriteFactory1 *)Unsafe.AsPointer(ref this), @string, stringLength, textFormat, layoutWidth, layoutHeight, pixelsPerDip, transform, useGdiNatural, textLayout));
 }
 public int CreateTextLayout([NativeTypeName("const WCHAR *")] ushort * @string, [NativeTypeName("UINT32")] uint stringLength, [NativeTypeName("IDWriteTextFormat *")] IDWriteTextFormat *textFormat, [NativeTypeName("FLOAT")] float maxWidth, [NativeTypeName("FLOAT")] float maxHeight, [NativeTypeName("IDWriteTextLayout **")] IDWriteTextLayout **textLayout)
 {
     return(((delegate * unmanaged <IDWriteFactory1 *, ushort *, uint, IDWriteTextFormat *, float, float, IDWriteTextLayout **, int>)(lpVtbl[18]))((IDWriteFactory1 *)Unsafe.AsPointer(ref this), @string, stringLength, textFormat, maxWidth, maxHeight, textLayout));
 }