GeoCalculateHelperCalculateMapLen 方法

public static double CalculateMapLen(
	double dDPI,
	double dLen,
	double dScaleM,
	ISpatialReference pSpatialReference
)

Public Shared Function CalculateMapLen ( 
	dDPI As Double,
	dLen As Double,
	dScaleM As Double,
	pSpatialReference As ISpatialReference
) As Double

public:
static double CalculateMapLen(
	double dDPI, 
	double dLen, 
	double dScaleM, 
	ISpatialReference^ pSpatialReference
)

static member CalculateMapLen : 
        dDPI : float * 
        dLen : float * 
        dScaleM : float * 
        pSpatialReference : ISpatialReference -> float