}
+//////////////////////////////////////////
+// Utility functions
+//////////////////////////////////////////
+#include <QLocale>
+#include <QRegExp>
+QString PluginUtils::PrintDoubleValue( double theValue, int thePrecision )
+{
+ const double prec = 1e-12;
+
+ if ( qAbs(theValue) < prec )
+ return "0";
+
+ QString aRes = QLocale().toString( theValue, thePrecision >= 0 ? 'f' : 'g', qAbs( thePrecision ) );
+
+ if ( prec > 0 ) {
+ int p = 0;
+ while ( p < thePrecision ) {
+ QString aRes = QLocale().toString( theValue, thePrecision >= 0 ? 'f' : 'g', qAbs( p++ ) );
+ double v = aRes.toDouble();
+ double err = qAbs( theValue - v );
+ if ( err > 0 && err <= prec )
+ break;
+ }
+ }
+
+ // remove trailing zeroes
+
+ QRegExp expre( QString( "(%1|%2)[+-]?[0-9]+$" ).arg( QLocale().exponential().toLower(),
+ QLocale().exponential().toUpper() ) );
+
+ int idx = aRes.indexOf( expre );
+ QString aResExp = "";
+ if ( idx >= 0 ) {
+ aResExp = aRes.mid( idx );
+ aRes = aRes.left( idx );
+ }
+
+ if ( aRes.contains( QLocale().decimalPoint() ) )
+ aRes.remove( QRegExp( QString( "(\\%1|0)0*$" ).arg( QLocale().decimalPoint() ) ) );
+
+ return aRes == "-0" ? QString( "0" ) : aRes + aResExp;
+}