HRESULT ID2D1RenderTarget::CreateLinearGradientBrush([In] const D2D1_LINEAR_GRADIENT_BRUSH_PROPERTIES* linearGradientBrushProperties,[In, Optional] const D2D1_BRUSH_PROPERTIES* brushProperties,[In] ID2D1GradientStopCollection* gradientStopCollection,[Out, Fast] ID2D1LinearGradientBrush** linearGradientBrush)

'宣言
 
Public Function CreateLinearGradientBrush( _
   ByVal linearGradientBrushProperties As LinearGradientBrushProperties, _
   ByVal brushProperties As System.Nullable(Of BrushProperties), _
   ByVal gradientStopCollection As GradientStopCollection _
) As LinearGradientBrush

public LinearGradientBrush CreateLinearGradientBrush( 
   LinearGradientBrushProperties linearGradientBrushProperties,
   System.Nullable<BrushProperties> brushProperties,
   GradientStopCollection gradientStopCollection
)