92 lines
3.5 KiB
C++
92 lines
3.5 KiB
C++
/***************************************************************************
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* Copyright (c) WandererFan <wandererfan@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library 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. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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/* Metric units schema intended for design of large objects
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* Lengths are always in metres.
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* Areas are always in square metres
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* Volumes are always in cubic metres
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* Angles in decimal degrees (use degree symbol)
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* Velocities in m/sec
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*/
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#include "PreCompiled.h"
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#ifdef __GNUC__
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#include <unistd.h>
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#endif
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#include <QString>
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#include "UnitsSchemaMeterDecimal.h"
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using namespace Base;
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QString UnitsSchemaMeterDecimal::schemaTranslate(const Base::Quantity& quant,
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double& factor,
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QString& unitString)
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{
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Unit unit = quant.getUnit();
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if (unit == Unit::Length) {
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// all length units in metres
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unitString = QString::fromLatin1("m");
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factor = 1e3;
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}
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else if (unit == Unit::Area) {
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// all area units in square meters
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unitString = QString::fromLatin1("m^2");
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factor = 1e6;
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}
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else if (unit == Unit::Volume) {
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// all area units in cubic meters
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unitString = QString::fromLatin1("m^3");
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factor = 1e9;
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}
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else if (unit == Unit::Power) {
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// watts
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unitString = QString::fromLatin1("W");
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factor = 1000000;
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}
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else if (unit == Unit::ElectricPotential) {
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// volts
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unitString = QString::fromLatin1("V");
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factor = 1000000;
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}
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else if (unit == Unit::HeatFlux) {
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// watts per square metre
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unitString = QString::fromLatin1("W/m^2");
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factor = 1.0;
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}
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else if (unit == Unit::Velocity) {
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// metres per second
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unitString = QString::fromLatin1("m/s");
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factor = 1e3;
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}
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else {
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// default action for all cases without special treatment:
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unitString = quant.getUnit().getString();
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factor = 1.0;
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}
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return toLocale(quant, factor, unitString);
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}
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