GDMLtoGM: adding handlers for <variable... />,<constant... />, <quantity......

GDMLtoGM: adding handlers for <variable... />,<constant... />, <quantity... />, which were initially forgotten

 Changes to be committed:

	new file:   GeoModelTools/GDMLtoGM/GDMLInterface/constantHandler.h

	new file:   GeoModelTools/GDMLtoGM/GDMLInterface/variableHandler.h

	modified:   GeoModelTools/GDMLtoGM/src/GDMLController.cxx

	new file:   GeoModelTools/GDMLtoGM/src/constantHandler.cxx

	new file:   GeoModelTools/GDMLtoGM/src/variableHandler.cxx

GeoModelTools/GDMLtoGM/GDMLInterface/constantHandler.h

+
+#ifndef constantHandler_H
+#define constantHandler_H
+
+#include "GDMLInterface/GDMLHandler.h"
+#include "GDMLInterface/GDMLController.h"
+#include <string>
+
+class constantHandler:public GDMLHandler {
+public:
+	constantHandler(std::string, GDMLController*);
+	void ElementHandle();
+
+};
+
+
+#endif /* end of include guard:  */

GeoModelTools/GDMLtoGM/GDMLInterface/variableHandler.h

+
+#ifndef variableHandler_H
+#define variableHandler_H
+
+#include "GDMLInterface/GDMLHandler.h"
+#include "GDMLInterface/GDMLController.h"
+#include <string>
+
+class variableHandler:public GDMLHandler {
+public:
+	variableHandler(std::string, GDMLController*);
+	void ElementHandle();
+
+};
+
+
+#endif /* end of include guard:  */

GeoModelTools/GDMLtoGM/src/GDMLController.cxx

@@ -246,6 +246,8 @@ GeoVolume GDMLController::retrieveLogicalVolume(std::string name)
 #include "GDMLInterface/setupHandler.h"
 #include "GDMLInterface/worldHandler.h"
 #include "GDMLInterface/physvolHandler.h"
+#include "GDMLInterface/variableHandler.h"
+#include "GDMLInterface/constantHandler.h"
 
 
 void GDMLController::registerHandlers()
@@ -282,5 +284,7 @@ void GDMLController::registerHandlers()
 	new physvolHandler("physvol",this);
 	new setupHandler("setup",this);
 	new worldHandler("world",this);
-
+	new variableHandler("variable",this);
+	new constantHandler("constant",this);
+	new constantHandler("quantity",this);
 }

GeoModelTools/GDMLtoGM/src/constantHandler.cxx

+#include "GDMLInterface/constantHandler.h"
+#include "GDMLInterface/GDMLHandler.h"
+#include <iostream>
+
+
+constantHandler::constantHandler(std::string s,GDMLController* g):GDMLHandler(s,g)
+{
+  // std::cout<<"constructing constantHandler!"<<std::endl;
+}
+
+void constantHandler::ElementHandle()
+{
+  std::string name=getAttributeAsString("name");
+  double value=getAttributeAsDouble("value");
+
+  double lunit=1.;
+  if (this->GetName()=="quantity")
+  {
+  	bool unitTest=true;
+  	lunit=getAttributeAsDouble("unit",unitTest);
+	if (!unitTest)
+		std::cout<<" Warning, <quantity /> tag requires an unit attribute to be defined!!!!"<<std::endl;
+	std::string type=getAttributeAsString("type","density");
+  }
+  ExpressionEvaluator::GetEvaluator()->RegisterConstant(name,value*lunit);
+}

GeoModelTools/GDMLtoGM/src/variableHandler.cxx

+#include "GDMLInterface/variableHandler.h"
+#include "GDMLInterface/GDMLHandler.h"
+#include <iostream>
+
+
+
+variableHandler::variableHandler(std::string s,GDMLController* g):GDMLHandler(s,g)
+{
+  // std::cout<<"variableHandler!"<<std::endl;
+}
+
+void variableHandler::ElementHandle()
+{
+
+  std::string name=getAttributeAsString("name");
+
+  //std::cout << "handling for variable: name "<< name <<'\n';
+
+  double value=getAttributeAsDouble("value");
+
+  Evaluator()->RegisterVariable(name,value);
+}