Initial version of physical quantities

samples/physicalquantities/main.cpp

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+#include <QCoreApplication>
+#include <QDebug>
+#include "blackcore/pqdistance.h"
+#include "blackcore/pqfrequency.h"
+#include "blackcore/pqspeed.h"
+#include "blackcore/pqangle.h"
+#include "blackcore/pqmass.h"
+#include "blackcore/pqpressure.h"
+
+using namespace BlackCore;
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication a(argc, argv);
+
+    const CDistance d1(5.0, CDistanceUnit::ft()); // 5 ft
+    CDistance d2(1, CDistanceUnit::NM()); // 1NM
+    CDistance d3(1, CDistanceUnit::km());
+    qDebug() << d1 << d2 << d3;
+    qDebug() << d1.valueRoundedWithUnit(CDistanceUnit::ft(),5)
+             << d2.valueRoundedWithUnit(CDistanceUnit::km());
+    qDebug() << d3.getUnit();
+
+    d2.switchUnit(CDistanceUnit::ft()); // now in ft
+    d3 += d3; // 2km now
+    d3 *= 1.5;// 3km now
+    qDebug() << d2 << d3;
+
+    CFrequency f1(1E6); // 1MHz
+    qDebug() << f1 << f1.valueRoundedWithUnit(CFrequencyUnit::MHz()) << f1.valueRoundedWithUnit(CFrequencyUnit::GHz(), 3);
+
+    CSpeed s1 = CSpeed(100, CSpeedUnit::km_h());
+    CSpeed s2 = CSpeed(1000,CSpeedUnit::ft_min());
+    CSpeed s3 = CSpeed(s2);
+    s3.switchUnit(CSpeedUnit::m_s());
+    qDebug() << s1 << s1.convertedSiValueRoundedWithUnit() << s1.valueRoundedWithUnit(CSpeedUnit::NM_h());
+    qDebug() << s2 << s3;
+
+    CAngle a1(180, CAngleUnit::deg());
+    CAngle a2(1.5 * CAngle::pi());
+    a2.switchUnit(CAngleUnit::deg());
+    qDebug() << a1.unitValueRoundedWithUnit() << a1.piFactor();
+    qDebug() << a2;
+
+    CMass w1(1,CMassUnit::t());
+    CMass w2(w1);
+    w2.switchUnit(CMassUnit::lb());
+    qDebug() << w1 << w1.valueRoundedWithUnit(CMassUnit::kg()) << w2;
+
+    CPressure p1(1013.25, CPressureUnit::hPa());
+    qDebug() << p1 << p1.valueRoundedWithUnit(CPressureUnit::psi()) << p1.valueRoundedWithUnit(CPressureUnit::inHg());
+
+    // bye
+    return a.exec();
+}

samples/physicalquantities/sample_physicalquantities.pro

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+QT       += core
+QT       -= gui
+
+TARGET = sample_physicalquantities
+TEMPLATE = app
+
+CONFIG   += console
+CONFIG   -= app_bundle
+
+DEPENDPATH += . ../../src/blackcore
+INCLUDEPATH += . ../../src
+SOURCES += main.cpp
+
+win32-msvc* {
+    PRE_TARGETDEPS += ../../lib/blackcore.lib
+    LIBS += ../../lib/blackcore.lib
+}
+
+!win32-msvc* {
+    PRE_TARGETDEPS += ../../lib/libblackcore.a
+    LIBS += ../../lib/libblackcore.a
+}
+
+DESTDIR = ../../bin