mathutils.js

j2ee源码

function wtKg_to_Tons(WtKg)
{
	return WtKg/1000;
}
function wtTons_to_Kg(WtTons)
{
	return WtTons * 1000;
}
function uomIN_to_MM(uomIN)
{
	return uomIN * 25.4;
}
function uomMM_to_M(uomMM)
{
	return uomMM / 1000;
}
function calc_est_WeightTons(paperSize, UOM, paperTypeLength, baseWeight, Qty)
{
	var paperSizeInMetre = 0;
	if (UOM.toUpperCase() == "M")
	{
		paperSizeInMetre = uomMM_to_M(paperSize);
	}
	else if(UOM.toUpperCase() == "I")
	{
		paperSizeInMetre = uomMM_to_M(uomIN_to_MM(paperSize));
	}
	var estWtTonsUnit = wtKg_to_Tons(paperSizeInMetre * paperTypeLength * baseWeight);
	var estWtTons = Round(estWtTonsUnit, 3) * Qty;
	return Round(estWtTons,3);
}

function calc_est_Rolls(paperSize, UOM, paperTypeLength, baseWeight, Est_weight)
{
	var paperSizeInMetre = 0;
	if (UOM.toUpperCase() == "M")
	{
		paperSizeInMetre = uomMM_to_M(paperSize);
	}
	else if(UOM.toUpperCase() == "I")
	{
		paperSizeInMetre = uomMM_to_M(uomIN_to_MM(paperSize));
	}

	var estWtTonsUnit = wtKg_to_Tons(paperSizeInMetre * paperTypeLength * baseWeight);
	var estRolls = Round(Est_weight / Round(estWtTonsUnit, 3),0);

	return estRolls;
}