vtkBlueObeliskDataParser.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkBlueObeliskDataParser.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkBlueObeliskDataParser_h
#define vtkBlueObeliskDataParser_h

#include "vtkDomainsChemistryModule.h" // For export macro
#include "vtkXMLParser.h"

#include "vtkSmartPointer.h" // For vtkSmartPointer

class vtkAbstractArray;
class vtkBlueObeliskData;
class vtkFloatArray;
class vtkStdString;
class vtkStringArray;
class vtkUnsignedShortArray;

class VTKDOMAINSCHEMISTRY_EXPORT vtkBlueObeliskDataParser : public vtkXMLParser
{
 public:
  vtkTypeMacro(vtkBlueObeliskDataParser, vtkXMLParser);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkBlueObeliskDataParser * New();

  virtual void SetTarget(vtkBlueObeliskData *bodr);

  int Parse() override;


  int Parse(const char *) override;
  int Parse(const char *, unsigned int) override;

protected:
  vtkBlueObeliskDataParser();
  ~vtkBlueObeliskDataParser() override;

  void StartElement(const char *name, const char **attr) override;
  void EndElement(const char *name) override;

  void CharacterDataHandler(const char *data, int length) override;

  void SetCurrentValue(const char *data, int length);
  void SetCurrentValue(const char *data);

  vtkBlueObeliskData *Target;

  bool IsProcessingAtom;
  void NewAtomStarted(const char **attr);
  void NewAtomFinished();

  bool IsProcessingValue;
  void NewValueStarted(const char **attr);
  void NewValueFinished();

  std::string CharacterDataValueBuffer;

  enum AtomValueType {
    None = 0,
    AtomicNumber,
    Symbol,
    Name,
    PeriodicTableBlock,
    ElectronicConfiguration,
    Family,
    Mass,
    ExactMass,
    IonizationEnergy,
    ElectronAffinity,
    PaulingElectronegativity,
    CovalentRadius,
    VDWRadius,
    DefaultColor,
    BoilingPoint,
    MeltingPoint,
    Period,
    Group
  } CurrentValueType;

  int CurrentAtomicNumber;
  vtkStdString *CurrentSymbol;
  vtkStdString *CurrentName;
  vtkStdString *CurrentPeriodicTableBlock;
  vtkStdString *CurrentElectronicConfiguration;
  vtkStdString *CurrentFamily;
  float CurrentMass;
  float CurrentExactMass;
  float CurrentIonizationEnergy;
  float CurrentElectronAffinity;
  float CurrentPaulingElectronegativity;
  float CurrentCovalentRadius;
  float CurrentVDWRadius;
  float CurrentDefaultColor[3];
  float CurrentBoilingPoint;
  float CurrentMeltingPoint;
  unsigned int CurrentPeriod;
  unsigned int CurrentGroup;

private:
  vtkBlueObeliskDataParser(const vtkBlueObeliskDataParser&) = delete;
  void operator=(const vtkBlueObeliskDataParser&) = delete;


  static void ResizeArrayIfNeeded(vtkAbstractArray *arr, vtkIdType ind);
  static void ResizeAndSetValue(vtkStdString *val,
                                vtkStringArray *arr,
                                vtkIdType ind);
  static void ResizeAndSetValue(float val,
                                vtkFloatArray *arr,
                                vtkIdType ind);
  static void ResizeAndSetValue(unsigned short val,
                                vtkUnsignedShortArray *arr,
                                vtkIdType ind);


  static int parseInt(const char *);
  static float parseFloat(const char *);
  static void parseFloat3(const char * str, float[3]);
  static unsigned short parseUnsignedShort(const char *);


  static vtkStdString * ToLower(vtkStdString *);
};

#endif