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+ support 8.3
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rtl/objpas/convutil.inc
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664
rtl/objpas/convutil.inc
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{
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$Id$
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This file is part of the Free Pascal run time library.
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Copyright (c) 2004 by Marco van de Voort
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member of the Free Pascal development team.
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An implementation for unit convutils, which converts between
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units and simple combinations of them.
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Based on a guessed interface derived from some programs on the web. (Like
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Marco Cantu's EuroConv example), so things can be a bit Delphi
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incompatible. Also part on Delphibasics.co.uk.
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Quantities are mostly taken from my HP48g/gx or the unix units program
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY;without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**********************************************************************}
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unit convutils;
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interface
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{$ifndef VER1_0}
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{$mode objfpc}
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{$H+}
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Type TConvType = type Integer;
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TConvFamily = type Integer;
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var
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{cbArea family}
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auSquareMillimeters,
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auSquareCentimeters,
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auSquareDecimeters,
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auSquareMeters,
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auSquareDecameters,
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auSquareHectometers,
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auSquareKilometers,
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auSquareInches,
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auSquareFeet ,
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auSquareYards ,
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auSquareMiles,
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auAcres ,
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auCentares ,
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auAres ,
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auHectares ,
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auSquareRods ,
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{cbDistance family}
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duMicromicrons,
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duAngstroms ,
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duMillimicrons,
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duMicrons,
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duMillimeters,
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duCentimeters,
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duDecimeters,
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duMeters,
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duDecameters,
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duHectometers,
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duKilometers,
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duMegameters,
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duGigameters,
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duInches,
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duFeet,
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duYards,
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duMiles ,
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duNauticalMiles,
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duAstronomicalUnits,
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duLightYears,
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duParsecs,
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duCubits,
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duFathoms,
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duFurlongs,
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duHands,
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duPaces,
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duRods,
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duChains,
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duLinks,
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duPicas,
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duPoints,
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{cbMass family}
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muNanograms,
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muMicrograms,
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muMilligrams,
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muCentigrams,
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muDecigrams,
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muGrams,
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muDecagrams,
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muHectograms,
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muKilograms,
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muMetricTons,
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muDrams,
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muGrains,
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muLongTons,
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muTons,
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muOunces,
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muPounds,
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muStones,
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{cbTemperature family}
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tuCelsius,
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tuKelvin,
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tuFahrenheit,
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tuRankine,
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tuReamur,
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{
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cbTime family
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}
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tuMilliSeconds,
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tuSeconds,
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tuMinutes,
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tuHours,
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tuDays,
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tuWeeks,
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tuFortnights,
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tuMonths,
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tuYears,
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tuDecades,
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tuCenturies,
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tuMillennia,
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tuDateTime,
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tuJulianDate,
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tuModifiedJulianDate,
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{
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cbVolume family
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}
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vuCubicMillimeters,
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vuCubicCentimeters,
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vuCubicDecimeters,
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vuCubicMeters,
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vuCubicDecameters,
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vuCubicHectometers,
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vuCubicKilometers,
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vuCubicInches,
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vuCubicFeet,
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vuCubicYards,
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vuCubicMiles,
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vuMilliLiters,
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vuCentiLiters,
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vuDeciLiters,
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vuLiters,
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vuDecaLiters,
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vuHectoLiters,
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vuKiloLiters,
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vuAcreFeet,
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vuAcreInches,
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vuCords,
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vuCordFeet,
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vuDecisteres,
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vuSteres,
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vuDecasteres,
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vuFluidGallons,
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vuFluidQuarts,
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vuFluidPints,
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vuFluidCups,
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vuFluidGills,
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vuFluidOunces,
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vuFluidTablespoons,
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vuFluidTeaspoons,
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vuDryGallons,
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vuDryQuarts,
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vuDryPints,
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vuDryPecks,
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vuDryBuckets,
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vuDryBushels,
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vuUKGallons,
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vuUKPottles,
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vuUKQuarts,
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vuUKPints,
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vuUKGills,
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vuUKOunces,
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vuUKPecks,
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vuUKBuckets,
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vuUKBushels : TConvType;
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var
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cbArea : TConvFamily;
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cbDistance : TConvFamily;
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cbMass : TConvFamily;
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cbTemperature : TConvFamily;
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cbTime : TConvFamily;
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cbVolume : TConvFamily;
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Type TConvUtilFloat = double;
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Function RegisterConversionFamily(Const S : String):TConvFamily;
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Function RegisterConversionType(Fam:TConvFamily;Const S:String;Value:TConvUtilFloat):TConvType;
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function Convert ( const Measurement : Double; const FromType, ToType : TConvType ) :TConvUtilFloat;
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function Convert ( const Measurement : Double; const FromType1, FromType2, ToType1, ToType2 : TConvType ) :TConvUtilFloat;
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{$endif VER1_0}
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Implementation
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{$ifndef VER1_0}
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ResourceString // Note, designations for FFU's are guesses.
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txtauSquareMillimeters = 'Square millimeters (mm^2)';
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txtauSquareCentimeters = 'Square centimeters (cm^2)';
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txtauSquareDecimeters = 'Square decimeters (dm^2)';
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txtauSquareMeters = 'Square meters (m^2)';
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txtauSquareDecameters = 'Square decameters (dam^2)';
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txtauSquareHectometers = 'Square hectometers (hm^2)';
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txtauSquareKilometers = 'Square kilometers (km^2)';
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txtauSquareInches = 'Square inch (in^2)';
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txtauSquareFeet = 'Square feet (ft^2)';
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txtauSquareYards = 'Square yards (yd^2)';
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txtauSquareMiles = 'Square miles (mi^2)';
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txtauAcres = 'Square acres (acre^2)';
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txtauCentares = 'Centares (care^2)';
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txtauAres = 'Ares (are=dam^2)';
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txtauHectares = 'Hectares (ha=hm^2)';
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txtauSquareRods = 'Square Rods (sqr)';
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txtduMicromicrons = 'micro microms (mumum)';
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txtduAngstroms = 'Aengstroem (ang)';
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txtduMillimicrons = 'millimicroms (mmum)';
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txtduMicrons = 'microns (um)';
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txtduMillimeters = 'millimeters (mm)';
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txtduCentimeters = 'centimeters (cm)';
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txtduDecimeters = 'decimeters (dm)';
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txtduMeters = 'meters (m)';
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txtduDecameters = 'decameters (dam)';
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txtduHectometers = 'hectometers (hm)';
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txtduKilometers = 'kilometers (km)';
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txtduMegameters = 'megameters (Mm)';
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txtduGigameters = 'gigameters (Gm)';
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txtduInches = 'inches (in)';
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txtduFeet = 'feet (ft)';
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txtduYards = 'yards (yd)';
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txtduMiles = 'miles (mi)';
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txtduNauticalMiles = 'nautical miles (nmi)';
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txtduAstronomicalUnits = 'astronomical units (au)';
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txtduLightYears = 'light years (ly)';
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txtduParsecs = 'Parsec (Ps)';
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txtduCubits = 'Cubits (cb)';
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txtduFathoms = 'Fathom (Fth)';
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txtduFurlongs = 'Furlongs (furl)';
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txtduHands = 'Hands (hnd)';
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txtduPaces = 'Paces (pc)';
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txtduRods = 'Rods (rd)';
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txtduChains = 'Chains (ch)';
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txtduLinks = 'Links (lnk)';
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txtduPicas = 'Pica''s (pc)';
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txtduPoints = 'Points (pnts)'; // carat/Karaat 2E-6 gram ?
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txtmuNanograms = 'nanograms (ng)';
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txtmuMicrograms = 'micrograms (um)';
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txtmuMilligrams = 'milligrams (mg)';
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txtmuCentigrams = 'centigrams (cg)';
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txtmuDecigrams = 'decigrams (dg)';
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txtmuGrams = 'grams (g)';
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txtmuDecagrams = 'decagrams (dag)';
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txtmuHectograms = 'hectograms (hg)';
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txtmuKilograms = 'kilograms (kg)';
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txtmuMetricTons = 'metric ton (t)';
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txtmuDrams = 'dramgs (??)';
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txtmuGrains = 'grains (??)';
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txtmuLongTons = 'longton (??)';
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txtmuTons = 'imperial ton (??)'; // calling metric ton "ton" is normal in metric countries
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txtmuOunces = 'ounce (??)';
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txtmuPounds = 'pounds (??)'; // what kind? Metric pound =0.5
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txtmuStones = 'stones (??)';
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txttuCelsius = 'degrees Celsius (degC)';
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txttuKelvin = 'degrees Kelvin (K)';
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txttuFahrenheit = 'degrees Fahrenheit (degF)';
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txttuRankine = 'degrees Rankine (degR)';
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txttuReamur = 'degrees Reamur (degReam)';
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txttuMilliSeconds = 'milli seconds (ms)';
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txttuSeconds = 'seconds (s)';
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txttuMinutes = 'minutes (min)';
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txttuHours = 'hours (hr)';
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txttuDays = 'days (days)';
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txttuWeeks = 'weeks (weeks)';
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txttuFortnights = 'Fortnights (??)';
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txttuMonths = 'Months (months)';
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txttuYears = 'Years (years)';
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txttuDecades = 'Decades (decades)';
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txttuCenturies = 'Centuries (centuries)';
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txttuMillennia = 'Millennia (millenia)';
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txttuDateTime = 'DateTime (??)';
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txttuJulianDate = 'JulianDate (??)';
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txttuModifiedJulianDate = 'Modified JulianData (??)';
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txtvuCubicMillimeters = 'cubic millimeters (mm^3)';
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txtvuCubicCentimeters = 'cubic centimeters (cm^3)';
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txtvuCubicDecimeters = 'cubic decimeters (dm^3)';
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txtvuCubicMeters = 'cubic meters (m^3)';
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txtvuCubicDecameters = 'cubic decameters (dam^3)';
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txtvuCubicHectometers = 'cubic hectometers (hm^3)';
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txtvuCubicKilometers = 'cubic kilometers (km^3)';
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txtvuCubicInches = 'cubic inches (in^3)';
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txtvuCubicFeet = 'cubic feet (ft^3)';
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txtvuCubicYards = 'cubic yards (yd^3)';
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txtvuCubicMiles = 'cubic miles (mi^3)';
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txtvuMilliLiters = 'milliliters (ml)';
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txtvuCentiLiters = 'centiliters (cl)';
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txtvuDeciLiters = 'deciliters (dl)';
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txtvuLiters = 'liters (l)';
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txtvuDecaLiters = 'decaliters (dal)';
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txtvuHectoLiters = 'hectoliters (hl)';
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txtvuKiloLiters = 'kiloliters (kl)';
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txtvuAcreFeet = 'acrefeet (acre ft)';
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txtvuAcreInches = 'acreinches (acre in)';
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txtvuCords = 'cords (??)';
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txtvuCordFeet = 'cordfeet (??)';
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txtvuDecisteres = 'decisteres (??)';
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txtvuSteres = 'steres (??)';
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txtvuDecasteres = 'decasteres (??)';
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txtvuFluidGallons = 'US fluid gallons (fl gal)';
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txtvuFluidQuarts = 'US fluid Quarts (fl Quart)';
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txtvuFluidPints = 'US fluid Pints (fl pints)';
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txtvuFluidCups = 'US fluid Cups (fl Cups)';
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txtvuFluidGills = 'US fluid Gills (fl Quart)';
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txtvuFluidOunces = 'US fluid Ounces (fl Ounces)';
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txtvuFluidTablespoons = 'US fluid Tablespoons (fl Tablespoons)';
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txtvuFluidTeaspoons = 'US fluid teaspoons (fl teaspoon)';
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txtvuDryGallons = 'US dry gallons (dr gal)';
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txtvuDryQuarts = 'US dry Quarts (dr Quart)';
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txtvuDryPints = 'US dry Pints (dr pints)';
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txtvuDryPecks = 'US dry pecks (dr pecks)';
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txtvuDryBuckets = 'US dry buckets (dr buckets)';
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txtvuDryBushels = 'US dry bushels (dr bushels)';
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txtvuUKGallons = 'UK gallons (fl gal)';
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txtvuUKPottles = 'UK Pottles (fl pttle)';
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txtvuUKQuarts = 'UK Quarts (fl Quart)';
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txtvuUKPints = 'UK Pints (fl pints)';
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txtvuUKGills = 'UK Gills (fl Quart)';
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txtvuUKOunces = 'UK Ounces (fl Ounces)';
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txtvuUKPecks = 'UK pecks (dr pecks)';
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txtvuUKBuckets = 'UK buckets (dr buckets)';
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txtvuUKBushels = 'UK bushels (dr bushels)';
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Type ResourceData = record
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Description : String;
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Value : TConvUtilFloat;
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Fam : TConvFamily;
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end;
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var TheUnits : array of ResourceData =nil;
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TheFamilies : array of string =nil;
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Function RegisterConversionFamily(Const S:String):TConvFamily;
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var i,l : Longint;
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begin
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l:=Length(TheFamilies);
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If l=0 Then
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begin
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SetLength(TheFamilies,1);
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TheFamilies[0]:=S;
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Result:=0;
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end
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else
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begin
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i:=0;
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while (i<l) and (s<>TheFamilies[i]) do inc(i);
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if i=l Then
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begin
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SetLength(TheFamilies,l+1);
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TheFamilies[l]:=s;
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end;
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Result:=i;
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end;
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end;
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Function CheckFamily(i:TConvFamily):Boolean;
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||||
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||||
begin
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||||
Result:=i<Length(TheFamilies);
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end;
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||||
const macheps=1E-9;
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Function RegisterConversionType(Fam:TConvFamily;Const S:String;Value:TConvUtilFloat):TConvType;
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var i,l1 : Longint;
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||||
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||||
begin
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||||
If NOT CheckFamily(Fam) Then exit(-1); // family not registered.
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if (value+1.0)<macheps then // not properly defined yet.
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||||
exit(-1);
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l1:=length(theunits);
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Setlength(theunits,l1+1);
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||||
theunits[l1].description:=s;
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||||
theunits[l1].value:=value;
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||||
theunits[l1].fam:=fam;
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||||
Result:=l1;
|
||||
end;
|
||||
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||||
function SearchConvert(TheType:TConvType; var r:ResourceData):Boolean;
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||||
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||||
var i,j,l1,l2 : longint;
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||||
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||||
begin
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||||
l1:=length(TheUnits);
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if thetype>=l1 then
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exit(false);
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r:=theunits[thetype];
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result:=true;
|
||||
end;
|
||||
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||||
function Convert ( const Measurement : Double; const FromType, ToType : TConvType ) :TConvUtilFloat;
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||||
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||||
var
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||||
fromrec,torec : resourcedata;
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||||
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||||
begin
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||||
if not SearchConvert(fromtype,fromrec) then
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||||
exit(-1.0); // raise exception?
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||||
if not SearchConvert(totype,torec) then
|
||||
exit(-1.0); // raise except?
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||||
if fromrec.fam<>torec.fam then
|
||||
exit(-1.0);
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||||
result:=Measurement*fromrec.value/torec.value;
|
||||
end;
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||||
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||||
function Convert ( const Measurement : Double; const FromType1, FromType2, ToType1, ToType2 : TConvType ) :TConvUtilFloat;
|
||||
var
|
||||
fromrec1,fromrec2,torec1 ,
|
||||
torec2 : resourcedata;
|
||||
|
||||
begin
|
||||
if not SearchConvert(fromtype1,fromrec1) then
|
||||
exit(-1.0); // raise exception?
|
||||
if not SearchConvert(totype1,torec1) then
|
||||
exit(-1.0); // raise except?
|
||||
if not SearchConvert(fromtype2,fromrec2) then
|
||||
exit(-1.0); // raise exception?
|
||||
if not SearchConvert(totype2,torec2) then
|
||||
exit(-1.0); // raise except?
|
||||
if (fromrec1.fam<>torec1.fam) or (fromrec1.fam<>torec1.fam) then
|
||||
exit(-1.0);
|
||||
result:=Measurement*(fromrec1.value/fromrec2.value)/(torec1.value/torec2.value);
|
||||
end;
|
||||
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||||
// initial FFU factors from a HP48g calculator and BSD units program. However after
|
||||
// a while, the bushels/forthnight got boring, so please check.
|
||||
// undefined/uncertain factors get -1, and convert() functions
|
||||
// should check that and bomb on it.
|
||||
|
||||
procedure RegisterArea;
|
||||
|
||||
begin
|
||||
auSquareMillimeters := RegisterConversionType(cbArea,txtauSquareMillimeters,1E-6);
|
||||
auSquareCentimeters := RegisterConversionType(cbArea,txtauSquareCentimeters,1E-4);
|
||||
auSquareDecimeters := RegisterConversionType(cbArea,txtauSquareDecimeters,1E-2);
|
||||
auSquareMeters := RegisterConversionType(cbArea,txtauSquareMeters,1);
|
||||
auSquareDecameters := RegisterConversionType(cbArea,txtauSquareDecameters,1E2);
|
||||
auSquareHectometers := RegisterConversionType(cbArea,txtauSquareHectometers,1E4);
|
||||
auSquareKilometers := RegisterConversionType(cbArea,txtauSquareKilometers,1E6);
|
||||
auSquareInches := RegisterConversionType(cbArea,txtauSquareInches,0.00064516);
|
||||
auSquareFeet := RegisterConversionType(cbArea,txtauSquareFeet,0.092903040);
|
||||
auSquareYards := RegisterConversionType(cbArea,txtauSquareYards,0.83612736);
|
||||
auSquareMiles := RegisterConversionType(cbArea,txtauSquareMiles,2589988.11034);
|
||||
auAcres := RegisterConversionType(cbArea,txtauAcres,4046.87260987);
|
||||
auCentares := RegisterConversionType(cbArea,txtauCentares,-1);
|
||||
auAres := RegisterConversionType(cbArea,txtauAres,100);
|
||||
auHectares := RegisterConversionType(cbArea,txtauHectares,10000);
|
||||
auSquareRods := RegisterConversionType(cbArea,txtauSquareRods,25.2929538117);
|
||||
end;
|
||||
|
||||
procedure RegisterLengths;
|
||||
|
||||
begin
|
||||
duMicromicrons := RegisterConversionType(cbDistance,txtduMicromicrons,1E-12);
|
||||
duAngstroms := RegisterConversionType(cbDistance,txtduAngstroms,1E-10);
|
||||
duMillimicrons := RegisterConversionType(cbDistance,txtduMillimicrons,1E-9);
|
||||
duMicrons := RegisterConversionType(cbDistance,txtduMicrons,1E-6);
|
||||
duMillimeters := RegisterConversionType(cbDistance,txtduMillimeters,1E-3);
|
||||
duCentimeters := RegisterConversionType(cbDistance,txtduCentimeters,1E-2);
|
||||
duDecimeters := RegisterConversionType(cbDistance,txtduDecimeters,1E-1);
|
||||
duMeters := RegisterConversionType(cbDistance,txtduMeters,1);
|
||||
duDecameters := RegisterConversionType(cbDistance,txtduDecameters,10);
|
||||
duHectometers := RegisterConversionType(cbDistance,txtduHectometers,100);
|
||||
duKilometers := RegisterConversionType(cbDistance,txtduKilometers,1000);
|
||||
duMegameters := RegisterConversionType(cbDistance,txtduMegameters,1E6);
|
||||
duGigameters := RegisterConversionType(cbDistance,txtduGigameters,1E9);
|
||||
duInches := RegisterConversionType(cbDistance,txtduInches,0.0254);
|
||||
duFeet := RegisterConversionType(cbDistance,txtduFeet,0.3048);
|
||||
duYards := RegisterConversionType(cbDistance,txtduYards,0.9144);
|
||||
duMiles := RegisterConversionType(cbDistance,txtduMiles,1609.344);
|
||||
duNauticalMiles := RegisterConversionType(cbDistance,txtduNauticalMiles,1852);
|
||||
duAstronomicalUnits := RegisterConversionType(cbDistance,txtduAstronomicalUnits,149597900000.0);
|
||||
duLightYears := RegisterConversionType(cbDistance,txtduLightYears,9.46052840488E15);
|
||||
duParsecs := RegisterConversionType(cbDistance,txtduParsecs, 3.08567818585E16);
|
||||
duCubits := RegisterConversionType(cbDistance,txtduCubits,0.4572);
|
||||
duFathoms := RegisterConversionType(cbDistance,txtduFathoms,1.8288);
|
||||
duFurlongs := RegisterConversionType(cbDistance,txtduFurlongs,201.168);
|
||||
duHands := RegisterConversionType(cbDistance,txtduHands,0.1016);
|
||||
duPaces := RegisterConversionType(cbDistance,txtduPaces,0.9144);
|
||||
duRods := RegisterConversionType(cbDistance,txtduRods,5.0292);
|
||||
duChains := RegisterConversionType(cbDistance,txtduChains,20.1168);
|
||||
duLinks := RegisterConversionType(cbDistance,txtduLinks,0.201168);
|
||||
duPicas := RegisterConversionType(cbDistance,txtduPicas,0.0042333333);
|
||||
duPoints := RegisterConversionType(cbDistance,txtduPoints,0.00035277778);
|
||||
end;
|
||||
|
||||
procedure Registermass; // weight? :)
|
||||
|
||||
begin
|
||||
muNanograms := RegisterConversionType(cbMass,txtmuNanograms,1E-12);
|
||||
muMicrograms := RegisterConversionType(cbMass,txtmuMicrograms,1E-9);
|
||||
muMilligrams := RegisterConversionType(cbMass,txtmuMilligrams,1E-6);
|
||||
muCentigrams := RegisterConversionType(cbMass,txtmuCentigrams,1E-5);
|
||||
muDecigrams := RegisterConversionType(cbMass,txtmuDecigrams,1E-4);
|
||||
muGrams := RegisterConversionType(cbMass,txtmuGrams,1E-3);
|
||||
muDecagrams := RegisterConversionType(cbMass,txtmuDecagrams,1E-2);
|
||||
muHectograms := RegisterConversionType(cbMass,txtmuHectograms,1E-1);
|
||||
muKilograms := RegisterConversionType(cbMass,txtmuKilograms,1);
|
||||
muMetricTons := RegisterConversionType(cbMass,txtmuMetricTons,1000);
|
||||
muDrams := RegisterConversionType(cbMass,txtmuDrams,0.0017718452);
|
||||
muGrains := RegisterConversionType(cbMass,txtmuGrains,6.479891E-5);
|
||||
muLongTons := RegisterConversionType(cbMass,txtmuLongTons,1016.0469);
|
||||
muTons := RegisterConversionType(cbMass,txtmuTons,907.18474);
|
||||
muOunces := RegisterConversionType(cbMass,txtmuOunces,0.028349523);
|
||||
muPounds := RegisterConversionType(cbMass,txtmuPounds,0.45359237);
|
||||
muStones := RegisterConversionType(cbMass,txtmuStones,6.3502932);
|
||||
end;
|
||||
|
||||
procedure RegisterTemperature;
|
||||
begin
|
||||
tuCelsius := RegisterConversionType(cbTemperature,txttuCelsius,1);
|
||||
tuKelvin := RegisterConversionType(cbTemperature,txttuKelvin,1);
|
||||
tuFahrenheit := RegisterConversionType(cbTemperature,txttuFahrenheit,5/9);
|
||||
tuRankine := RegisterConversionType(cbTemperature,txttuRankine,0.5555556);
|
||||
tuReamur := RegisterConversionType(cbTemperature,txttuReamur,10/8); // Reaumur?
|
||||
end;
|
||||
|
||||
Const Yearsec=365.24219879*24*3600.0; // year in seconds;
|
||||
|
||||
procedure RegisterTimes;
|
||||
|
||||
begin
|
||||
tuMilliSeconds := RegisterConversionType(cbTime,txttuMilliSeconds,1E-3);
|
||||
tuSeconds := RegisterConversionType(cbTime,txttuSeconds,1);
|
||||
tuMinutes := RegisterConversionType(cbTime,txttuMinutes,60.0);
|
||||
tuHours := RegisterConversionType(cbTime,txttuHours,3600.0);
|
||||
tuDays := RegisterConversionType(cbTime,txttuDays,24*3600.0);
|
||||
tuWeeks := RegisterConversionType(cbTime,txttuWeeks,7*24*3600.0);
|
||||
tuFortnights := RegisterConversionType(cbTime,txttuFortnights,14*24*3600.0);
|
||||
tuMonths := RegisterConversionType(cbTime,txttuMonths,1/12*YearSec);
|
||||
tuYears := RegisterConversionType(cbTime,txttuYears,YearSec);
|
||||
tuDecades := RegisterConversionType(cbTime,txttuDecades,10*YearSec);
|
||||
tuCenturies := RegisterConversionType(cbTime,txttuCenturies,100*yearsec);
|
||||
tuMillennia := RegisterConversionType(cbTime,txttuMillennia,1000*yearsec);
|
||||
tuDateTime := RegisterConversionType(cbTime,txttuDateTime,-1);
|
||||
tuJulianDate := RegisterConversionType(cbTime,txttuJulianDate,-1);
|
||||
tuModifiedJulianDate := RegisterConversionType(cbTime,txttuModifiedJulianDate,-1);
|
||||
end;
|
||||
|
||||
const flgal=0.0037854118;
|
||||
|
||||
|
||||
procedure RegisterVolumes;
|
||||
begin
|
||||
vuCubicMillimeters := RegisterConversionType(cbVolume,txtvuCubicMillimeters,1E-9);
|
||||
vuCubicCentimeters := RegisterConversionType(cbVolume,txtvuCubicCentimeters,1E-6);
|
||||
vuCubicDecimeters := RegisterConversionType(cbVolume,txtvuCubicDecimeters,1E-3);
|
||||
vuCubicMeters := RegisterConversionType(cbVolume,txtvuCubicMeters,1);
|
||||
vuCubicDecameters := RegisterConversionType(cbVolume,txtvuCubicDecameters,1E3);
|
||||
vuCubicHectometers := RegisterConversionType(cbVolume,txtvuCubicHectometers,1E6);
|
||||
vuCubicKilometers := RegisterConversionType(cbVolume,txtvuCubicKilometers,1E9);
|
||||
vuCubicInches := RegisterConversionType(cbVolume,txtvuCubicInches,1.6387064E-5);
|
||||
vuCubicFeet := RegisterConversionType(cbVolume,txtvuCubicFeet,0.028316847);
|
||||
vuCubicYards := RegisterConversionType(cbVolume,txtvuCubicYards,0.76455486);
|
||||
vuCubicMiles := RegisterConversionType(cbVolume,txtvuCubicMiles,4.1681818E9);
|
||||
vuMilliLiters := RegisterConversionType(cbVolume,txtvuMilliLiters,1E-6);
|
||||
vuCentiLiters := RegisterConversionType(cbVolume,txtvuCentiLiters,1E-5);
|
||||
vuDeciLiters := RegisterConversionType(cbVolume,txtvuDeciLiters,1E-4);
|
||||
vuLiters := RegisterConversionType(cbVolume,txtvuLiters,1E-3);
|
||||
vuDecaLiters := RegisterConversionType(cbVolume,txtvuDecaLiters,1E-2);
|
||||
vuHectoLiters := RegisterConversionType(cbVolume,txtvuHectoLiters,1E-1);
|
||||
vuKiloLiters := RegisterConversionType(cbVolume,txtvuKiloLiters,1);
|
||||
vuAcreFeet := RegisterConversionType(cbVolume,txtvuAcreFeet, -1);
|
||||
vuAcreInches := RegisterConversionType(cbVolume,txtvuAcreInches, -1);
|
||||
vuCords := RegisterConversionType(cbVolume,txtvuCords,128*0.028316847);
|
||||
vuCordFeet := RegisterConversionType(cbVolume,txtvuCordFeet,128*0.028316847);
|
||||
vuDecisteres := RegisterConversionType(cbVolume,txtvuDecisteres,0.1);
|
||||
vuSteres := RegisterConversionType(cbVolume,txtvuSteres,1);
|
||||
vuDecasteres := RegisterConversionType(cbVolume,txtvuDecasteres,10);
|
||||
vuFluidGallons := RegisterConversionType(cbVolume,txtvuFluidGallons,flgal);
|
||||
vuFluidQuarts := RegisterConversionType(cbVolume,txtvuFluidQuarts,0.25*flgal);
|
||||
vuFluidPints := RegisterConversionType(cbVolume,txtvuFluidPints,0.5*0.25*flgal);
|
||||
vuFluidCups := RegisterConversionType(cbVolume,txtvuFluidCups, -1);
|
||||
vuFluidGills := RegisterConversionType(cbVolume,txtvuFluidGills,-1);
|
||||
vuFluidOunces := RegisterConversionType(cbVolume,txtvuFluidOunces,1/16*0.5*0.25*flgal);
|
||||
vuFluidTablespoons := RegisterConversionType(cbVolume,txtvuFluidTablespoons,-1);
|
||||
vuFluidTeaspoons := RegisterConversionType(cbVolume,txtvuFluidTeaspoons,-1);
|
||||
vuDryGallons := RegisterConversionType(cbVolume,txtvuDryGallons,-1);
|
||||
vuDryQuarts := RegisterConversionType(cbVolume,txtvuDryQuarts,-1);
|
||||
vuDryPints := RegisterConversionType(cbVolume,txtvuDryPints,-1);
|
||||
vuDryPecks := RegisterConversionType(cbVolume,txtvuDryPecks, 0.0088097675);
|
||||
vuDryBuckets := RegisterConversionType(cbVolume,txtvuDryBuckets,-1);
|
||||
vuDryBushels := RegisterConversionType(cbVolume,txtvuDryBushels,0.03523907);
|
||||
vuUKGallons := RegisterConversionType(cbVolume,txtvuUKGallons,0.0045460993);
|
||||
vuUKPottles := RegisterConversionType(cbVolume,txtvuUKPottles,-1);
|
||||
vuUKQuarts := RegisterConversionType(cbVolume,txtvuUKQuarts,0.0011365248);
|
||||
vuUKPints := RegisterConversionType(cbVolume,txtvuUKPints,-1);
|
||||
vuUKGills := RegisterConversionType(cbVolume,txtvuUKGills,-1);
|
||||
vuUKOunces := RegisterConversionType(cbVolume,txtvuUKOunces,2.8413121E-5);
|
||||
vuUKPecks := RegisterConversionType(cbVolume,txtvuUKPecks,0.0090921986);
|
||||
vuUKBuckets := RegisterConversionType(cbVolume,txtvuUKBuckets,-1);
|
||||
vuUKBushels := RegisterConversionType(cbVolume,txtvuUKBushels,0.036368794);
|
||||
end;
|
||||
|
||||
Procedure RegisterFamilies;
|
||||
Begin
|
||||
cbArea := RegisterConversionFamily('Area');
|
||||
cbDistance := RegisterConversionFamily('Distance');
|
||||
cbMass := RegisterConversionFamily('Mass');
|
||||
cbTemperature := RegisterConversionFamily('Temperature');
|
||||
cbTime := RegisterConversionFamily('Time');
|
||||
cbVolume := RegisterConversionFamily('Volume');
|
||||
End;
|
||||
|
||||
|
||||
Procedure RegisterAll;
|
||||
begin
|
||||
RegisterFamilies;
|
||||
RegisterVolumes;
|
||||
RegisterTimes;
|
||||
RegisterTemperature;
|
||||
Registermass;
|
||||
RegisterLengths;
|
||||
RegisterArea;
|
||||
end;
|
||||
|
||||
|
||||
initialization
|
||||
registerall;
|
||||
finalization
|
||||
setlength(theunits,0);
|
||||
setlength(thefamilies,0);
|
||||
{$endif VER1_0}
|
||||
end.
|
||||
|
||||
{
|
||||
$Log$
|
||||
Revision 1.1 2004-07-18 21:41:34 hajny
|
||||
+ support 8.3
|
||||
|
||||
Revision 1.2 2004/04/27 17:29:04 florian
|
||||
* compilation with 1.0.10 fixed
|
||||
|
||||
Revision 1.1 2004/03/20 23:41:34 marco
|
||||
* Initial version
|
||||
|
||||
}
|
1
rtl/objpas/convutil.pp
Normal file
1
rtl/objpas/convutil.pp
Normal file
@ -0,0 +1 @@
|
||||
{$I convutil.inc}
|
@ -1,661 +1 @@
|
||||
{
|
||||
$Id$
|
||||
This file is part of the Free Pascal run time library.
|
||||
Copyright (c) 2004 by Marco van de Voort
|
||||
member of the Free Pascal development team.
|
||||
|
||||
An implementation for unit convutils, which converts between
|
||||
units and simple combinations of them.
|
||||
|
||||
Based on a guessed interface derived from some programs on the web. (Like
|
||||
Marco Cantu's EuroConv example), so things can be a bit Delphi
|
||||
incompatible. Also part on Delphibasics.co.uk.
|
||||
|
||||
Quantities are mostly taken from my HP48g/gx or the unix units program
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY;without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||||
|
||||
**********************************************************************}
|
||||
|
||||
unit convutils;
|
||||
|
||||
interface
|
||||
|
||||
{$ifndef VER1_0}
|
||||
{$mode objfpc}
|
||||
{$H+}
|
||||
|
||||
Type TConvType = type Integer;
|
||||
TConvFamily = type Integer;
|
||||
|
||||
var
|
||||
|
||||
{cbArea family}
|
||||
|
||||
auSquareMillimeters,
|
||||
auSquareCentimeters,
|
||||
auSquareDecimeters,
|
||||
auSquareMeters,
|
||||
auSquareDecameters,
|
||||
auSquareHectometers,
|
||||
auSquareKilometers,
|
||||
auSquareInches,
|
||||
auSquareFeet ,
|
||||
auSquareYards ,
|
||||
auSquareMiles,
|
||||
auAcres ,
|
||||
auCentares ,
|
||||
auAres ,
|
||||
auHectares ,
|
||||
auSquareRods ,
|
||||
|
||||
{cbDistance family}
|
||||
|
||||
duMicromicrons,
|
||||
duAngstroms ,
|
||||
duMillimicrons,
|
||||
duMicrons,
|
||||
duMillimeters,
|
||||
duCentimeters,
|
||||
duDecimeters,
|
||||
duMeters,
|
||||
duDecameters,
|
||||
duHectometers,
|
||||
duKilometers,
|
||||
duMegameters,
|
||||
duGigameters,
|
||||
duInches,
|
||||
duFeet,
|
||||
duYards,
|
||||
duMiles ,
|
||||
duNauticalMiles,
|
||||
duAstronomicalUnits,
|
||||
duLightYears,
|
||||
duParsecs,
|
||||
duCubits,
|
||||
duFathoms,
|
||||
duFurlongs,
|
||||
duHands,
|
||||
duPaces,
|
||||
duRods,
|
||||
duChains,
|
||||
duLinks,
|
||||
duPicas,
|
||||
duPoints,
|
||||
|
||||
{cbMass family}
|
||||
|
||||
muNanograms,
|
||||
muMicrograms,
|
||||
muMilligrams,
|
||||
muCentigrams,
|
||||
muDecigrams,
|
||||
muGrams,
|
||||
muDecagrams,
|
||||
muHectograms,
|
||||
muKilograms,
|
||||
muMetricTons,
|
||||
muDrams,
|
||||
muGrains,
|
||||
muLongTons,
|
||||
muTons,
|
||||
muOunces,
|
||||
muPounds,
|
||||
muStones,
|
||||
|
||||
{cbTemperature family}
|
||||
|
||||
tuCelsius,
|
||||
tuKelvin,
|
||||
tuFahrenheit,
|
||||
tuRankine,
|
||||
tuReamur,
|
||||
|
||||
{
|
||||
cbTime family
|
||||
}
|
||||
|
||||
tuMilliSeconds,
|
||||
tuSeconds,
|
||||
tuMinutes,
|
||||
tuHours,
|
||||
tuDays,
|
||||
tuWeeks,
|
||||
tuFortnights,
|
||||
tuMonths,
|
||||
tuYears,
|
||||
tuDecades,
|
||||
tuCenturies,
|
||||
tuMillennia,
|
||||
tuDateTime,
|
||||
tuJulianDate,
|
||||
tuModifiedJulianDate,
|
||||
|
||||
{
|
||||
cbVolume family
|
||||
}
|
||||
|
||||
vuCubicMillimeters,
|
||||
vuCubicCentimeters,
|
||||
vuCubicDecimeters,
|
||||
vuCubicMeters,
|
||||
vuCubicDecameters,
|
||||
vuCubicHectometers,
|
||||
vuCubicKilometers,
|
||||
vuCubicInches,
|
||||
vuCubicFeet,
|
||||
vuCubicYards,
|
||||
vuCubicMiles,
|
||||
vuMilliLiters,
|
||||
vuCentiLiters,
|
||||
vuDeciLiters,
|
||||
vuLiters,
|
||||
vuDecaLiters,
|
||||
vuHectoLiters,
|
||||
vuKiloLiters,
|
||||
vuAcreFeet,
|
||||
vuAcreInches,
|
||||
vuCords,
|
||||
vuCordFeet,
|
||||
vuDecisteres,
|
||||
vuSteres,
|
||||
vuDecasteres,
|
||||
vuFluidGallons,
|
||||
vuFluidQuarts,
|
||||
vuFluidPints,
|
||||
vuFluidCups,
|
||||
vuFluidGills,
|
||||
vuFluidOunces,
|
||||
vuFluidTablespoons,
|
||||
vuFluidTeaspoons,
|
||||
vuDryGallons,
|
||||
vuDryQuarts,
|
||||
vuDryPints,
|
||||
vuDryPecks,
|
||||
vuDryBuckets,
|
||||
vuDryBushels,
|
||||
vuUKGallons,
|
||||
vuUKPottles,
|
||||
vuUKQuarts,
|
||||
vuUKPints,
|
||||
vuUKGills,
|
||||
vuUKOunces,
|
||||
vuUKPecks,
|
||||
vuUKBuckets,
|
||||
vuUKBushels : TConvType;
|
||||
|
||||
var
|
||||
cbArea : TConvFamily;
|
||||
cbDistance : TConvFamily;
|
||||
cbMass : TConvFamily;
|
||||
cbTemperature : TConvFamily;
|
||||
cbTime : TConvFamily;
|
||||
cbVolume : TConvFamily;
|
||||
|
||||
Type TConvUtilFloat = double;
|
||||
|
||||
Function RegisterConversionFamily(Const S : String):TConvFamily;
|
||||
Function RegisterConversionType(Fam:TConvFamily;Const S:String;Value:TConvUtilFloat):TConvType;
|
||||
|
||||
function Convert ( const Measurement : Double; const FromType, ToType : TConvType ) :TConvUtilFloat;
|
||||
function Convert ( const Measurement : Double; const FromType1, FromType2, ToType1, ToType2 : TConvType ) :TConvUtilFloat;
|
||||
|
||||
|
||||
{$endif VER1_0}
|
||||
|
||||
Implementation
|
||||
|
||||
{$ifndef VER1_0}
|
||||
ResourceString // Note, designations for FFU's are guesses.
|
||||
|
||||
txtauSquareMillimeters = 'Square millimeters (mm^2)';
|
||||
txtauSquareCentimeters = 'Square centimeters (cm^2)';
|
||||
txtauSquareDecimeters = 'Square decimeters (dm^2)';
|
||||
txtauSquareMeters = 'Square meters (m^2)';
|
||||
txtauSquareDecameters = 'Square decameters (dam^2)';
|
||||
txtauSquareHectometers = 'Square hectometers (hm^2)';
|
||||
txtauSquareKilometers = 'Square kilometers (km^2)';
|
||||
txtauSquareInches = 'Square inch (in^2)';
|
||||
txtauSquareFeet = 'Square feet (ft^2)';
|
||||
txtauSquareYards = 'Square yards (yd^2)';
|
||||
txtauSquareMiles = 'Square miles (mi^2)';
|
||||
txtauAcres = 'Square acres (acre^2)';
|
||||
txtauCentares = 'Centares (care^2)';
|
||||
txtauAres = 'Ares (are=dam^2)';
|
||||
txtauHectares = 'Hectares (ha=hm^2)';
|
||||
txtauSquareRods = 'Square Rods (sqr)';
|
||||
txtduMicromicrons = 'micro microms (mumum)';
|
||||
txtduAngstroms = 'Aengstroem (ang)';
|
||||
txtduMillimicrons = 'millimicroms (mmum)';
|
||||
txtduMicrons = 'microns (um)';
|
||||
txtduMillimeters = 'millimeters (mm)';
|
||||
txtduCentimeters = 'centimeters (cm)';
|
||||
txtduDecimeters = 'decimeters (dm)';
|
||||
txtduMeters = 'meters (m)';
|
||||
txtduDecameters = 'decameters (dam)';
|
||||
txtduHectometers = 'hectometers (hm)';
|
||||
txtduKilometers = 'kilometers (km)';
|
||||
txtduMegameters = 'megameters (Mm)';
|
||||
txtduGigameters = 'gigameters (Gm)';
|
||||
txtduInches = 'inches (in)';
|
||||
txtduFeet = 'feet (ft)';
|
||||
txtduYards = 'yards (yd)';
|
||||
txtduMiles = 'miles (mi)';
|
||||
txtduNauticalMiles = 'nautical miles (nmi)';
|
||||
txtduAstronomicalUnits = 'astronomical units (au)';
|
||||
txtduLightYears = 'light years (ly)';
|
||||
txtduParsecs = 'Parsec (Ps)';
|
||||
txtduCubits = 'Cubits (cb)';
|
||||
txtduFathoms = 'Fathom (Fth)';
|
||||
txtduFurlongs = 'Furlongs (furl)';
|
||||
txtduHands = 'Hands (hnd)';
|
||||
txtduPaces = 'Paces (pc)';
|
||||
txtduRods = 'Rods (rd)';
|
||||
txtduChains = 'Chains (ch)';
|
||||
txtduLinks = 'Links (lnk)';
|
||||
txtduPicas = 'Pica''s (pc)';
|
||||
txtduPoints = 'Points (pnts)'; // carat/Karaat 2E-6 gram ?
|
||||
txtmuNanograms = 'nanograms (ng)';
|
||||
txtmuMicrograms = 'micrograms (um)';
|
||||
txtmuMilligrams = 'milligrams (mg)';
|
||||
txtmuCentigrams = 'centigrams (cg)';
|
||||
txtmuDecigrams = 'decigrams (dg)';
|
||||
txtmuGrams = 'grams (g)';
|
||||
txtmuDecagrams = 'decagrams (dag)';
|
||||
txtmuHectograms = 'hectograms (hg)';
|
||||
txtmuKilograms = 'kilograms (kg)';
|
||||
txtmuMetricTons = 'metric ton (t)';
|
||||
txtmuDrams = 'dramgs (??)';
|
||||
txtmuGrains = 'grains (??)';
|
||||
txtmuLongTons = 'longton (??)';
|
||||
txtmuTons = 'imperial ton (??)'; // calling metric ton "ton" is normal in metric countries
|
||||
txtmuOunces = 'ounce (??)';
|
||||
txtmuPounds = 'pounds (??)'; // what kind? Metric pound =0.5
|
||||
txtmuStones = 'stones (??)';
|
||||
txttuCelsius = 'degrees Celsius (degC)';
|
||||
txttuKelvin = 'degrees Kelvin (K)';
|
||||
txttuFahrenheit = 'degrees Fahrenheit (degF)';
|
||||
txttuRankine = 'degrees Rankine (degR)';
|
||||
txttuReamur = 'degrees Reamur (degReam)';
|
||||
txttuMilliSeconds = 'milli seconds (ms)';
|
||||
txttuSeconds = 'seconds (s)';
|
||||
txttuMinutes = 'minutes (min)';
|
||||
txttuHours = 'hours (hr)';
|
||||
txttuDays = 'days (days)';
|
||||
txttuWeeks = 'weeks (weeks)';
|
||||
txttuFortnights = 'Fortnights (??)';
|
||||
txttuMonths = 'Months (months)';
|
||||
txttuYears = 'Years (years)';
|
||||
txttuDecades = 'Decades (decades)';
|
||||
txttuCenturies = 'Centuries (centuries)';
|
||||
txttuMillennia = 'Millennia (millenia)';
|
||||
txttuDateTime = 'DateTime (??)';
|
||||
txttuJulianDate = 'JulianDate (??)';
|
||||
txttuModifiedJulianDate = 'Modified JulianData (??)';
|
||||
|
||||
txtvuCubicMillimeters = 'cubic millimeters (mm^3)';
|
||||
txtvuCubicCentimeters = 'cubic centimeters (cm^3)';
|
||||
txtvuCubicDecimeters = 'cubic decimeters (dm^3)';
|
||||
txtvuCubicMeters = 'cubic meters (m^3)';
|
||||
txtvuCubicDecameters = 'cubic decameters (dam^3)';
|
||||
txtvuCubicHectometers = 'cubic hectometers (hm^3)';
|
||||
txtvuCubicKilometers = 'cubic kilometers (km^3)';
|
||||
txtvuCubicInches = 'cubic inches (in^3)';
|
||||
txtvuCubicFeet = 'cubic feet (ft^3)';
|
||||
txtvuCubicYards = 'cubic yards (yd^3)';
|
||||
txtvuCubicMiles = 'cubic miles (mi^3)';
|
||||
txtvuMilliLiters = 'milliliters (ml)';
|
||||
txtvuCentiLiters = 'centiliters (cl)';
|
||||
txtvuDeciLiters = 'deciliters (dl)';
|
||||
txtvuLiters = 'liters (l)';
|
||||
txtvuDecaLiters = 'decaliters (dal)';
|
||||
txtvuHectoLiters = 'hectoliters (hl)';
|
||||
txtvuKiloLiters = 'kiloliters (kl)';
|
||||
txtvuAcreFeet = 'acrefeet (acre ft)';
|
||||
txtvuAcreInches = 'acreinches (acre in)';
|
||||
txtvuCords = 'cords (??)';
|
||||
txtvuCordFeet = 'cordfeet (??)';
|
||||
txtvuDecisteres = 'decisteres (??)';
|
||||
txtvuSteres = 'steres (??)';
|
||||
txtvuDecasteres = 'decasteres (??)';
|
||||
txtvuFluidGallons = 'US fluid gallons (fl gal)';
|
||||
txtvuFluidQuarts = 'US fluid Quarts (fl Quart)';
|
||||
txtvuFluidPints = 'US fluid Pints (fl pints)';
|
||||
txtvuFluidCups = 'US fluid Cups (fl Cups)';
|
||||
txtvuFluidGills = 'US fluid Gills (fl Quart)';
|
||||
txtvuFluidOunces = 'US fluid Ounces (fl Ounces)';
|
||||
txtvuFluidTablespoons = 'US fluid Tablespoons (fl Tablespoons)';
|
||||
txtvuFluidTeaspoons = 'US fluid teaspoons (fl teaspoon)';
|
||||
txtvuDryGallons = 'US dry gallons (dr gal)';
|
||||
txtvuDryQuarts = 'US dry Quarts (dr Quart)';
|
||||
txtvuDryPints = 'US dry Pints (dr pints)';
|
||||
txtvuDryPecks = 'US dry pecks (dr pecks)';
|
||||
txtvuDryBuckets = 'US dry buckets (dr buckets)';
|
||||
txtvuDryBushels = 'US dry bushels (dr bushels)';
|
||||
txtvuUKGallons = 'UK gallons (fl gal)';
|
||||
txtvuUKPottles = 'UK Pottles (fl pttle)';
|
||||
txtvuUKQuarts = 'UK Quarts (fl Quart)';
|
||||
txtvuUKPints = 'UK Pints (fl pints)';
|
||||
txtvuUKGills = 'UK Gills (fl Quart)';
|
||||
txtvuUKOunces = 'UK Ounces (fl Ounces)';
|
||||
txtvuUKPecks = 'UK pecks (dr pecks)';
|
||||
txtvuUKBuckets = 'UK buckets (dr buckets)';
|
||||
txtvuUKBushels = 'UK bushels (dr bushels)';
|
||||
|
||||
Type ResourceData = record
|
||||
Description : String;
|
||||
Value : TConvUtilFloat;
|
||||
Fam : TConvFamily;
|
||||
end;
|
||||
|
||||
|
||||
var TheUnits : array of ResourceData =nil;
|
||||
TheFamilies : array of string =nil;
|
||||
|
||||
Function RegisterConversionFamily(Const S:String):TConvFamily;
|
||||
|
||||
var i,l : Longint;
|
||||
|
||||
begin
|
||||
l:=Length(TheFamilies);
|
||||
If l=0 Then
|
||||
begin
|
||||
SetLength(TheFamilies,1);
|
||||
TheFamilies[0]:=S;
|
||||
Result:=0;
|
||||
end
|
||||
else
|
||||
begin
|
||||
i:=0;
|
||||
while (i<l) and (s<>TheFamilies[i]) do inc(i);
|
||||
if i=l Then
|
||||
begin
|
||||
SetLength(TheFamilies,l+1);
|
||||
TheFamilies[l]:=s;
|
||||
end;
|
||||
Result:=i;
|
||||
end;
|
||||
end;
|
||||
|
||||
Function CheckFamily(i:TConvFamily):Boolean;
|
||||
|
||||
begin
|
||||
Result:=i<Length(TheFamilies);
|
||||
end;
|
||||
|
||||
const macheps=1E-9;
|
||||
|
||||
Function RegisterConversionType(Fam:TConvFamily;Const S:String;Value:TConvUtilFloat):TConvType;
|
||||
|
||||
var i,l1 : Longint;
|
||||
|
||||
begin
|
||||
If NOT CheckFamily(Fam) Then exit(-1); // family not registered.
|
||||
if (value+1.0)<macheps then // not properly defined yet.
|
||||
exit(-1);
|
||||
l1:=length(theunits);
|
||||
Setlength(theunits,l1+1);
|
||||
theunits[l1].description:=s;
|
||||
theunits[l1].value:=value;
|
||||
theunits[l1].fam:=fam;
|
||||
Result:=l1;
|
||||
end;
|
||||
|
||||
function SearchConvert(TheType:TConvType; var r:ResourceData):Boolean;
|
||||
|
||||
var i,j,l1,l2 : longint;
|
||||
|
||||
begin
|
||||
l1:=length(TheUnits);
|
||||
if thetype>=l1 then
|
||||
exit(false);
|
||||
r:=theunits[thetype];
|
||||
result:=true;
|
||||
end;
|
||||
|
||||
function Convert ( const Measurement : Double; const FromType, ToType : TConvType ) :TConvUtilFloat;
|
||||
|
||||
var
|
||||
fromrec,torec : resourcedata;
|
||||
|
||||
begin
|
||||
if not SearchConvert(fromtype,fromrec) then
|
||||
exit(-1.0); // raise exception?
|
||||
if not SearchConvert(totype,torec) then
|
||||
exit(-1.0); // raise except?
|
||||
if fromrec.fam<>torec.fam then
|
||||
exit(-1.0);
|
||||
result:=Measurement*fromrec.value/torec.value;
|
||||
end;
|
||||
|
||||
function Convert ( const Measurement : Double; const FromType1, FromType2, ToType1, ToType2 : TConvType ) :TConvUtilFloat;
|
||||
var
|
||||
fromrec1,fromrec2,torec1 ,
|
||||
torec2 : resourcedata;
|
||||
|
||||
begin
|
||||
if not SearchConvert(fromtype1,fromrec1) then
|
||||
exit(-1.0); // raise exception?
|
||||
if not SearchConvert(totype1,torec1) then
|
||||
exit(-1.0); // raise except?
|
||||
if not SearchConvert(fromtype2,fromrec2) then
|
||||
exit(-1.0); // raise exception?
|
||||
if not SearchConvert(totype2,torec2) then
|
||||
exit(-1.0); // raise except?
|
||||
if (fromrec1.fam<>torec1.fam) or (fromrec1.fam<>torec1.fam) then
|
||||
exit(-1.0);
|
||||
result:=Measurement*(fromrec1.value/fromrec2.value)/(torec1.value/torec2.value);
|
||||
end;
|
||||
|
||||
// initial FFU factors from a HP48g calculator and BSD units program. However after
|
||||
// a while, the bushels/forthnight got boring, so please check.
|
||||
// undefined/uncertain factors get -1, and convert() functions
|
||||
// should check that and bomb on it.
|
||||
|
||||
procedure RegisterArea;
|
||||
|
||||
begin
|
||||
auSquareMillimeters := RegisterConversionType(cbArea,txtauSquareMillimeters,1E-6);
|
||||
auSquareCentimeters := RegisterConversionType(cbArea,txtauSquareCentimeters,1E-4);
|
||||
auSquareDecimeters := RegisterConversionType(cbArea,txtauSquareDecimeters,1E-2);
|
||||
auSquareMeters := RegisterConversionType(cbArea,txtauSquareMeters,1);
|
||||
auSquareDecameters := RegisterConversionType(cbArea,txtauSquareDecameters,1E2);
|
||||
auSquareHectometers := RegisterConversionType(cbArea,txtauSquareHectometers,1E4);
|
||||
auSquareKilometers := RegisterConversionType(cbArea,txtauSquareKilometers,1E6);
|
||||
auSquareInches := RegisterConversionType(cbArea,txtauSquareInches,0.00064516);
|
||||
auSquareFeet := RegisterConversionType(cbArea,txtauSquareFeet,0.092903040);
|
||||
auSquareYards := RegisterConversionType(cbArea,txtauSquareYards,0.83612736);
|
||||
auSquareMiles := RegisterConversionType(cbArea,txtauSquareMiles,2589988.11034);
|
||||
auAcres := RegisterConversionType(cbArea,txtauAcres,4046.87260987);
|
||||
auCentares := RegisterConversionType(cbArea,txtauCentares,-1);
|
||||
auAres := RegisterConversionType(cbArea,txtauAres,100);
|
||||
auHectares := RegisterConversionType(cbArea,txtauHectares,10000);
|
||||
auSquareRods := RegisterConversionType(cbArea,txtauSquareRods,25.2929538117);
|
||||
end;
|
||||
|
||||
procedure RegisterLengths;
|
||||
|
||||
begin
|
||||
duMicromicrons := RegisterConversionType(cbDistance,txtduMicromicrons,1E-12);
|
||||
duAngstroms := RegisterConversionType(cbDistance,txtduAngstroms,1E-10);
|
||||
duMillimicrons := RegisterConversionType(cbDistance,txtduMillimicrons,1E-9);
|
||||
duMicrons := RegisterConversionType(cbDistance,txtduMicrons,1E-6);
|
||||
duMillimeters := RegisterConversionType(cbDistance,txtduMillimeters,1E-3);
|
||||
duCentimeters := RegisterConversionType(cbDistance,txtduCentimeters,1E-2);
|
||||
duDecimeters := RegisterConversionType(cbDistance,txtduDecimeters,1E-1);
|
||||
duMeters := RegisterConversionType(cbDistance,txtduMeters,1);
|
||||
duDecameters := RegisterConversionType(cbDistance,txtduDecameters,10);
|
||||
duHectometers := RegisterConversionType(cbDistance,txtduHectometers,100);
|
||||
duKilometers := RegisterConversionType(cbDistance,txtduKilometers,1000);
|
||||
duMegameters := RegisterConversionType(cbDistance,txtduMegameters,1E6);
|
||||
duGigameters := RegisterConversionType(cbDistance,txtduGigameters,1E9);
|
||||
duInches := RegisterConversionType(cbDistance,txtduInches,0.0254);
|
||||
duFeet := RegisterConversionType(cbDistance,txtduFeet,0.3048);
|
||||
duYards := RegisterConversionType(cbDistance,txtduYards,0.9144);
|
||||
duMiles := RegisterConversionType(cbDistance,txtduMiles,1609.344);
|
||||
duNauticalMiles := RegisterConversionType(cbDistance,txtduNauticalMiles,1852);
|
||||
duAstronomicalUnits := RegisterConversionType(cbDistance,txtduAstronomicalUnits,149597900000.0);
|
||||
duLightYears := RegisterConversionType(cbDistance,txtduLightYears,9.46052840488E15);
|
||||
duParsecs := RegisterConversionType(cbDistance,txtduParsecs, 3.08567818585E16);
|
||||
duCubits := RegisterConversionType(cbDistance,txtduCubits,0.4572);
|
||||
duFathoms := RegisterConversionType(cbDistance,txtduFathoms,1.8288);
|
||||
duFurlongs := RegisterConversionType(cbDistance,txtduFurlongs,201.168);
|
||||
duHands := RegisterConversionType(cbDistance,txtduHands,0.1016);
|
||||
duPaces := RegisterConversionType(cbDistance,txtduPaces,0.9144);
|
||||
duRods := RegisterConversionType(cbDistance,txtduRods,5.0292);
|
||||
duChains := RegisterConversionType(cbDistance,txtduChains,20.1168);
|
||||
duLinks := RegisterConversionType(cbDistance,txtduLinks,0.201168);
|
||||
duPicas := RegisterConversionType(cbDistance,txtduPicas,0.0042333333);
|
||||
duPoints := RegisterConversionType(cbDistance,txtduPoints,0.00035277778);
|
||||
end;
|
||||
|
||||
procedure Registermass; // weight? :)
|
||||
|
||||
begin
|
||||
muNanograms := RegisterConversionType(cbMass,txtmuNanograms,1E-12);
|
||||
muMicrograms := RegisterConversionType(cbMass,txtmuMicrograms,1E-9);
|
||||
muMilligrams := RegisterConversionType(cbMass,txtmuMilligrams,1E-6);
|
||||
muCentigrams := RegisterConversionType(cbMass,txtmuCentigrams,1E-5);
|
||||
muDecigrams := RegisterConversionType(cbMass,txtmuDecigrams,1E-4);
|
||||
muGrams := RegisterConversionType(cbMass,txtmuGrams,1E-3);
|
||||
muDecagrams := RegisterConversionType(cbMass,txtmuDecagrams,1E-2);
|
||||
muHectograms := RegisterConversionType(cbMass,txtmuHectograms,1E-1);
|
||||
muKilograms := RegisterConversionType(cbMass,txtmuKilograms,1);
|
||||
muMetricTons := RegisterConversionType(cbMass,txtmuMetricTons,1000);
|
||||
muDrams := RegisterConversionType(cbMass,txtmuDrams,0.0017718452);
|
||||
muGrains := RegisterConversionType(cbMass,txtmuGrains,6.479891E-5);
|
||||
muLongTons := RegisterConversionType(cbMass,txtmuLongTons,1016.0469);
|
||||
muTons := RegisterConversionType(cbMass,txtmuTons,907.18474);
|
||||
muOunces := RegisterConversionType(cbMass,txtmuOunces,0.028349523);
|
||||
muPounds := RegisterConversionType(cbMass,txtmuPounds,0.45359237);
|
||||
muStones := RegisterConversionType(cbMass,txtmuStones,6.3502932);
|
||||
end;
|
||||
|
||||
procedure RegisterTemperature;
|
||||
begin
|
||||
tuCelsius := RegisterConversionType(cbTemperature,txttuCelsius,1);
|
||||
tuKelvin := RegisterConversionType(cbTemperature,txttuKelvin,1);
|
||||
tuFahrenheit := RegisterConversionType(cbTemperature,txttuFahrenheit,5/9);
|
||||
tuRankine := RegisterConversionType(cbTemperature,txttuRankine,0.5555556);
|
||||
tuReamur := RegisterConversionType(cbTemperature,txttuReamur,10/8); // Reaumur?
|
||||
end;
|
||||
|
||||
Const Yearsec=365.24219879*24*3600.0; // year in seconds;
|
||||
|
||||
procedure RegisterTimes;
|
||||
|
||||
begin
|
||||
tuMilliSeconds := RegisterConversionType(cbTime,txttuMilliSeconds,1E-3);
|
||||
tuSeconds := RegisterConversionType(cbTime,txttuSeconds,1);
|
||||
tuMinutes := RegisterConversionType(cbTime,txttuMinutes,60.0);
|
||||
tuHours := RegisterConversionType(cbTime,txttuHours,3600.0);
|
||||
tuDays := RegisterConversionType(cbTime,txttuDays,24*3600.0);
|
||||
tuWeeks := RegisterConversionType(cbTime,txttuWeeks,7*24*3600.0);
|
||||
tuFortnights := RegisterConversionType(cbTime,txttuFortnights,14*24*3600.0);
|
||||
tuMonths := RegisterConversionType(cbTime,txttuMonths,1/12*YearSec);
|
||||
tuYears := RegisterConversionType(cbTime,txttuYears,YearSec);
|
||||
tuDecades := RegisterConversionType(cbTime,txttuDecades,10*YearSec);
|
||||
tuCenturies := RegisterConversionType(cbTime,txttuCenturies,100*yearsec);
|
||||
tuMillennia := RegisterConversionType(cbTime,txttuMillennia,1000*yearsec);
|
||||
tuDateTime := RegisterConversionType(cbTime,txttuDateTime,-1);
|
||||
tuJulianDate := RegisterConversionType(cbTime,txttuJulianDate,-1);
|
||||
tuModifiedJulianDate := RegisterConversionType(cbTime,txttuModifiedJulianDate,-1);
|
||||
end;
|
||||
|
||||
const flgal=0.0037854118;
|
||||
|
||||
|
||||
procedure RegisterVolumes;
|
||||
begin
|
||||
vuCubicMillimeters := RegisterConversionType(cbVolume,txtvuCubicMillimeters,1E-9);
|
||||
vuCubicCentimeters := RegisterConversionType(cbVolume,txtvuCubicCentimeters,1E-6);
|
||||
vuCubicDecimeters := RegisterConversionType(cbVolume,txtvuCubicDecimeters,1E-3);
|
||||
vuCubicMeters := RegisterConversionType(cbVolume,txtvuCubicMeters,1);
|
||||
vuCubicDecameters := RegisterConversionType(cbVolume,txtvuCubicDecameters,1E3);
|
||||
vuCubicHectometers := RegisterConversionType(cbVolume,txtvuCubicHectometers,1E6);
|
||||
vuCubicKilometers := RegisterConversionType(cbVolume,txtvuCubicKilometers,1E9);
|
||||
vuCubicInches := RegisterConversionType(cbVolume,txtvuCubicInches,1.6387064E-5);
|
||||
vuCubicFeet := RegisterConversionType(cbVolume,txtvuCubicFeet,0.028316847);
|
||||
vuCubicYards := RegisterConversionType(cbVolume,txtvuCubicYards,0.76455486);
|
||||
vuCubicMiles := RegisterConversionType(cbVolume,txtvuCubicMiles,4.1681818E9);
|
||||
vuMilliLiters := RegisterConversionType(cbVolume,txtvuMilliLiters,1E-6);
|
||||
vuCentiLiters := RegisterConversionType(cbVolume,txtvuCentiLiters,1E-5);
|
||||
vuDeciLiters := RegisterConversionType(cbVolume,txtvuDeciLiters,1E-4);
|
||||
vuLiters := RegisterConversionType(cbVolume,txtvuLiters,1E-3);
|
||||
vuDecaLiters := RegisterConversionType(cbVolume,txtvuDecaLiters,1E-2);
|
||||
vuHectoLiters := RegisterConversionType(cbVolume,txtvuHectoLiters,1E-1);
|
||||
vuKiloLiters := RegisterConversionType(cbVolume,txtvuKiloLiters,1);
|
||||
vuAcreFeet := RegisterConversionType(cbVolume,txtvuAcreFeet, -1);
|
||||
vuAcreInches := RegisterConversionType(cbVolume,txtvuAcreInches, -1);
|
||||
vuCords := RegisterConversionType(cbVolume,txtvuCords,128*0.028316847);
|
||||
vuCordFeet := RegisterConversionType(cbVolume,txtvuCordFeet,128*0.028316847);
|
||||
vuDecisteres := RegisterConversionType(cbVolume,txtvuDecisteres,0.1);
|
||||
vuSteres := RegisterConversionType(cbVolume,txtvuSteres,1);
|
||||
vuDecasteres := RegisterConversionType(cbVolume,txtvuDecasteres,10);
|
||||
vuFluidGallons := RegisterConversionType(cbVolume,txtvuFluidGallons,flgal);
|
||||
vuFluidQuarts := RegisterConversionType(cbVolume,txtvuFluidQuarts,0.25*flgal);
|
||||
vuFluidPints := RegisterConversionType(cbVolume,txtvuFluidPints,0.5*0.25*flgal);
|
||||
vuFluidCups := RegisterConversionType(cbVolume,txtvuFluidCups, -1);
|
||||
vuFluidGills := RegisterConversionType(cbVolume,txtvuFluidGills,-1);
|
||||
vuFluidOunces := RegisterConversionType(cbVolume,txtvuFluidOunces,1/16*0.5*0.25*flgal);
|
||||
vuFluidTablespoons := RegisterConversionType(cbVolume,txtvuFluidTablespoons,-1);
|
||||
vuFluidTeaspoons := RegisterConversionType(cbVolume,txtvuFluidTeaspoons,-1);
|
||||
vuDryGallons := RegisterConversionType(cbVolume,txtvuDryGallons,-1);
|
||||
vuDryQuarts := RegisterConversionType(cbVolume,txtvuDryQuarts,-1);
|
||||
vuDryPints := RegisterConversionType(cbVolume,txtvuDryPints,-1);
|
||||
vuDryPecks := RegisterConversionType(cbVolume,txtvuDryPecks, 0.0088097675);
|
||||
vuDryBuckets := RegisterConversionType(cbVolume,txtvuDryBuckets,-1);
|
||||
vuDryBushels := RegisterConversionType(cbVolume,txtvuDryBushels,0.03523907);
|
||||
vuUKGallons := RegisterConversionType(cbVolume,txtvuUKGallons,0.0045460993);
|
||||
vuUKPottles := RegisterConversionType(cbVolume,txtvuUKPottles,-1);
|
||||
vuUKQuarts := RegisterConversionType(cbVolume,txtvuUKQuarts,0.0011365248);
|
||||
vuUKPints := RegisterConversionType(cbVolume,txtvuUKPints,-1);
|
||||
vuUKGills := RegisterConversionType(cbVolume,txtvuUKGills,-1);
|
||||
vuUKOunces := RegisterConversionType(cbVolume,txtvuUKOunces,2.8413121E-5);
|
||||
vuUKPecks := RegisterConversionType(cbVolume,txtvuUKPecks,0.0090921986);
|
||||
vuUKBuckets := RegisterConversionType(cbVolume,txtvuUKBuckets,-1);
|
||||
vuUKBushels := RegisterConversionType(cbVolume,txtvuUKBushels,0.036368794);
|
||||
end;
|
||||
|
||||
Procedure RegisterFamilies;
|
||||
Begin
|
||||
cbArea := RegisterConversionFamily('Area');
|
||||
cbDistance := RegisterConversionFamily('Distance');
|
||||
cbMass := RegisterConversionFamily('Mass');
|
||||
cbTemperature := RegisterConversionFamily('Temperature');
|
||||
cbTime := RegisterConversionFamily('Time');
|
||||
cbVolume := RegisterConversionFamily('Volume');
|
||||
End;
|
||||
|
||||
|
||||
Procedure RegisterAll;
|
||||
begin
|
||||
RegisterFamilies;
|
||||
RegisterVolumes;
|
||||
RegisterTimes;
|
||||
RegisterTemperature;
|
||||
Registermass;
|
||||
RegisterLengths;
|
||||
RegisterArea;
|
||||
end;
|
||||
|
||||
|
||||
initialization
|
||||
registerall;
|
||||
finalization
|
||||
setlength(theunits,0);
|
||||
setlength(thefamilies,0);
|
||||
{$endif VER1_0}
|
||||
end.
|
||||
|
||||
{
|
||||
$Log$
|
||||
Revision 1.2 2004-04-27 17:29:04 florian
|
||||
* compilation with 1.0.10 fixed
|
||||
|
||||
Revision 1.1 2004/03/20 23:41:34 marco
|
||||
* Initial version
|
||||
|
||||
}
|
||||
{$I convutil.inc}
|
||||
|
Loading…
Reference in New Issue
Block a user