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G4GDMLRead.hh
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27 // $Id$
28 //
29 // class G4GDMLRead
30 //
31 // Class description:
32 //
33 // GDML reader.
34 
35 // History:
36 // - Created. Zoltan Torzsok, November 2007
37 // -------------------------------------------------------------------------
38 
39 #ifndef _G4GDMLBASE_INCLUDED_
40 #define _G4GDMLBASE_INCLUDED_
41 
42 #include <xercesc/parsers/XercesDOMParser.hpp>
43 #include <xercesc/util/PlatformUtils.hpp>
44 #include <xercesc/sax/HandlerBase.hpp>
45 #include <xercesc/util/XMLUni.hpp>
46 #include <xercesc/dom/DOM.hpp>
47 
48 #include "G4Types.hh"
49 
50 #include "G4GDMLEvaluator.hh"
51 
52 class G4LogicalVolume;
53 class G4VPhysicalVolume;
54 
55 class G4GDMLErrorHandler : public xercesc::ErrorHandler
56 {
57  G4bool Suppress;
58 
59  public:
60 
61  G4GDMLErrorHandler(const G4bool set) { Suppress = set; }
62 
63  void warning(const xercesc::SAXParseException& exception)
64  {
65  if (Suppress) { return; }
66  char* message = xercesc::XMLString::transcode(exception.getMessage());
67  G4cout << "G4GDML: VALIDATION WARNING! " << message
68  << " at line: " << exception.getLineNumber() << G4endl;
69  xercesc::XMLString::release(&message);
70  }
71 
72  void error(const xercesc::SAXParseException& exception)
73  {
74  if (Suppress) { return; }
75  char* message = xercesc::XMLString::transcode(exception.getMessage());
76  G4cout << "G4GDML: VALIDATION ERROR! " << message
77  << " at line: " << exception.getLineNumber() << G4endl;
78  xercesc::XMLString::release(&message);
79  }
80 
81  void fatalError(const xercesc::SAXParseException& exception)
82  {
83  error(exception);
84  }
85  void resetErrors() {}
86 };
87 
89 {
90 
91  public: // with description
92 
93  virtual void DefineRead(const xercesc::DOMElement* const)=0;
94  virtual void MaterialsRead(const xercesc::DOMElement* const)=0;
95  virtual void SetupRead(const xercesc::DOMElement* const)=0;
96  virtual void SolidsRead(const xercesc::DOMElement* const)=0;
97  virtual void Paramvol_contentRead(const xercesc::DOMElement* const)=0;
98  virtual void Volume_contentRead(const xercesc::DOMElement* const)=0;
99  virtual void StructureRead(const xercesc::DOMElement* const)=0;
100  //
101  // Pure virtual methods implemented in concrete reader plugin's classes
102 
103  virtual void ExtensionRead(const xercesc::DOMElement* const);
104  //
105  // To be implemented in the client code for handling extensions
106  // to the GDML schema, identified with the tag "extension".
107  // The implementation should be placed inside a user-class
108  // inheriting from G4GDMLReadStructure and being registered
109  // as argument to G4GDMLParser.
110 
111  virtual G4LogicalVolume* GetVolume(const G4String&) const=0;
112  virtual G4String GetSetup(const G4String&)=0;
113  //
114  // More pure virtual methods implemented in the reader plugin.
115 
116  void Read(const G4String&, G4bool validation,
117  G4bool isModule, G4bool strip=true);
118  //
119  // Main method for reading GDML files.
120 
121  void StripNames() const;
122  //
123  // Strip off pointers from entity IDs.
124 
125  void OverlapCheck(G4bool);
126  //
127  // Activate/de-activate surface check for overlaps (default is off)
128 
129  protected:
130 
131  G4GDMLRead();
132  virtual ~G4GDMLRead();
133 
134  G4String Transcode(const XMLCh* const);
135  G4String GenerateName(const G4String& name, G4bool strip=false);
136  G4String Strip(const G4String&) const;
137  void StripName(G4String&) const;
139  void LoopRead(const xercesc::DOMElement* const,
140  void(G4GDMLRead::*)(const xercesc::DOMElement* const));
141 
142  protected:
143 
147 
148  private:
149 
150  G4int inLoop, loopCount;
151 
152 };
153 
154 #endif