Bitmap for UWP
ComputeLength メソッド

C1.UWP.DX アセンブリ > C1.Util.DX.Direct2D 名前空間 > Geometry クラス : ComputeLength メソッド
Calculates the length of the geometry as though each segment were unrolled into a line.
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オーバーロード解説
Calculates the length of the geometry as though each segment were unrolled into a line.  
Calculates the length of the geometry as though each segment were unrolled into a line.  
HRESULT ID2D1Geometry::ComputeLength([In, Optional] const D2D_MATRIX_3X2_F* worldTransform,[In] float flatteningTolerance,[Out] float* length)  
参照

Geometry クラス
Geometry メンバ