Include variables in glabels project file.

model/XmlLabelCreator.cpp

@@ -29,6 +29,7 @@
 #include "ModelImageObject.h"
 #include "ModelTextObject.h"
 #include "DataCache.h"
+#include "Variables.h"
 #include "XmlTemplateCreator.h"
 #include "XmlUtil.h"
 
@@ -116,6 +117,11 @@ namespace glabels
 				createMergeNode( root, label );
 			}
 
+			if ( label->variables()->size() != 0 )
+			{
+				createVariablesNode( root, label );
+			}
+
 			createDataNode( root, label->objectList() );
 		}
 
@@ -466,6 +472,35 @@ namespace glabels
 		}
 
 
+		void
+		XmlLabelCreator::createVariablesNode( QDomElement &parent, const Model* label )
+		{
+			QDomDocument doc = parent.ownerDocument();
+			QDomElement node = doc.createElement( "Variables" );
+			parent.appendChild( node );
+
+			for ( const auto& v : *label->variables() )
+			{
+				createVariableNode( node, v );
+			}
+		}
+
+
+		void
+		XmlLabelCreator::createVariableNode( QDomElement &parent, const Variable& v )
+		{
+			QDomDocument doc = parent.ownerDocument();
+			QDomElement node = doc.createElement( "Variable" );
+			parent.appendChild( node );
+
+			XmlUtil::setStringAttr( node, "type", Variable::typeToIdString( v.type() ) );
+			XmlUtil::setStringAttr( node, "name", v.name() );
+			XmlUtil::setStringAttr( node, "value", v.value() );
+			XmlUtil::setStringAttr( node, "increment", Variable::incrementToIdString( v.increment() ) );
+			XmlUtil::setStringAttr( node, "stepSize", v.stepSize() );
+		}
+
+
 		void
 		XmlLabelCreator::createDataNode( QDomElement &parent, const QList<ModelObject*>& objects )
 		{