Fix several compile issues (#261)

Fixed several code issues.  Mostly pedantic compiler warnings.  But also a sign issue exposed by newer compilers (#228, #260)

model/Distance.cpp

@@ -149,6 +149,9 @@ namespace glabels
 			case Units::PC:
 				d = pc();
 				break;
+			default:
+				d = mDPts;
+				break;
 			}
 
 			return d;
@@ -176,6 +179,9 @@ namespace glabels
 			case Units::PC:
 				d = pc();
 				break;
+			default:
+				d = mDPts;
+				break;
 			}
 
 			return d;

model/ParserState.cpp

@@ -30,7 +30,7 @@ namespace glabels
 	{
 
 		ParserState::ParserState( const QString& string,
-		                          unsigned int   pos )
+		                          qsizetype      pos )
 			: mString(&string),
 			  mPos( pos )
 		{
@@ -38,7 +38,7 @@ namespace glabels
 
 
 		QChar
-		ParserState::operator[]( unsigned int i ) const
+		ParserState::operator[]( qsizetype i ) const
 		{
 			auto ii = mPos + i;
 			if ( ii < mString->size() )
@@ -55,7 +55,7 @@ namespace glabels
 		bool
 		ParserState::isNextSubString( const QString& s ) const
 		{
-			for ( unsigned int i = 0; i < s.size(); i++ )
+			for ( qsizetype i = 0; i < s.size(); i++ )
 			{
 				if ( operator[](i) != s[i] ) return false;
 			}
@@ -78,7 +78,7 @@ namespace glabels
 
 
 		void
-		ParserState::advanceChars( unsigned int i )
+		ParserState::advanceChars( qsizetype i )
 		{
 			mPos = std::min( mPos + i, mString->size() );
 		}

model/ParserState.h

@@ -35,15 +35,15 @@ namespace glabels
 		public:
 			ParserState() = default;
 			ParserState( const QString& string,
-			             unsigned int   pos = 0 );
+			             qsizetype      pos = 0 );
 			~ParserState() = default;
 
-			QChar operator[]( unsigned int i ) const;
+			QChar operator[]( qsizetype i ) const;
 			bool isNextSubString( const QString& s ) const;
 			qsizetype pos() const;
 			qsizetype charsLeft() const;
 
-			void advanceChars( unsigned int i );
+			void advanceChars( qsizetype i );
 
 
 		private:

model/Units.cpp

@@ -142,6 +142,8 @@ namespace glabels
 			case Units::PC:
 				idString = "pc";
 				break;
+			default:
+				idString = "pt";
 			}
 
 			return idString;
@@ -169,6 +171,8 @@ namespace glabels
 			case Units::PC:
 				nameString = tr("picas");
 				break;
+			default:
+				nameString = tr("points");
 			}
 
 			return nameString;
@@ -196,6 +200,9 @@ namespace glabels
 			case Units::PC:
 				value = 0.01;
 				break;
+			default:
+				value = 0.01;
+				break;
 			}
 
 			return value;
@@ -223,6 +230,9 @@ namespace glabels
 			case Units::PC:
 				digits = 2;
 				break;
+			default:
+				digits = 2;
+				break;
 			}
 
 			return digits;

model/Variables.cpp

@@ -31,7 +31,8 @@ namespace glabels
 		/// Copy constructor
 		///
 		Variables::Variables( const Variables& other )
-			: QMap<QString,Variable>(other)
+			: QObject(),
+			  QMap<QString,Variable>(other)
 		{
 		}