refs #396 move Blackmisc PQ classes into subfolder

src/blackmisc/pq/measurementunit.cpp

@@ -0,0 +1,60 @@
+/* Copyright (C) 2013
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#include "blackmisc/pq/measurementunit.h"
+#include "blackmisc/math/mathutils.h"
+
+using namespace BlackMisc::Math;
+
+namespace BlackMisc
+{
+    namespace PhysicalQuantities
+    {
+
+        bool CMeasurementUnit::operator ==(const CMeasurementUnit &other) const
+        {
+            if (this == &other) return true;
+            return this->m_name == other.m_name;
+        }
+
+        bool CMeasurementUnit::operator !=(const CMeasurementUnit &other) const
+        {
+            return !(other == *this);
+        }
+
+        double CMeasurementUnit::convertFrom(double value, const CMeasurementUnit &unit) const
+        {
+            if (this->isNull() || unit.isNull()) return 0;
+            if (this->m_converter == unit.m_converter) return value;
+            return this->m_converter->fromDefault(unit.m_converter->toDefault(value));
+        }
+
+        QString CMeasurementUnit::makeRoundedQStringWithUnit(double value, int digits, bool i18n) const
+        {
+            return this->makeRoundedQString(value, digits).append(this->getSymbol(i18n));
+        }
+
+        double CMeasurementUnit::roundValue(double value, int digits) const
+        {
+            if (digits < 0) digits = this->m_displayDigits;
+            return CMathUtils::round(value, digits);
+        }
+
+        QString CMeasurementUnit::makeRoundedQString(double value, int digits, bool /* i18n */) const
+        {
+            if (digits < 0) digits = this->m_displayDigits;
+            double v = CMathUtils::round(value, digits);
+            QString s = QLocale::system().toString(v, 'f', digits);
+            return s;
+        }
+
+    } // namespace
+} // namespace