SoMField.h

#ifndef COIN_SOMFIELD_H
#define COIN_SOMFIELD_H
 
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 * Copyright (c) Kongsberg Oil & Gas Technologies AS
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 * this list of conditions and the following disclaimer.
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 * notice, this list of conditions and the following disclaimer in the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
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#include <Inventor/fields/SoField.h>
 
class SoInput;
class SoOutput;
 
class COIN_DLL_API SoMField : public SoField {
  typedef SoField inherited;
 
public:
  virtual ~SoMField();
 
  static SoType getClassTypeId(void);
  static void atexit_cleanup(void);
 
  int getNum(void) const;
  void setNum(const int num);
 
  virtual void deleteValues(int start, int num = -1);
  virtual void insertSpace(int start, int num);
 
  SbBool set1(const int index, const char * const valuestring);
  void get1(const int index, SbString & valuestring);
 
  static void initClass(void);
 
  virtual void enableDeleteValues(void);
  virtual SbBool isDeleteValuesEnabled(void) const;
 
protected:
  SoMField(void);
  virtual void makeRoom(int newnum);
 
#ifndef DOXYGEN_SKIP_THIS // Internal methods.
  virtual int fieldSizeof(void) const = 0;
  virtual void * valuesPtr(void) = 0;
  virtual void setValuesPtr(void * ptr) = 0;
  virtual void allocValues(int num);
#endif // DOXYGEN_SKIP_THIS
 
  virtual SoNotRec createNotRec(SoBase * container);
 
  void setChangedIndex(const int chgidx);
  void setChangedIndices(const int chgidx = -1, const int numchgind = 0);
 
  int num;
  int maxNum;
  SbBool userDataIsUsed;
 
private:
  virtual void deleteAllValues(void) = 0;
  virtual void copyValue(int to, int from) = 0;
  virtual SbBool readValue(SoInput * in);
  virtual SbBool read1Value(SoInput * in, int idx) = 0;
  virtual void writeValue(SoOutput * out) const;
  virtual void write1Value(SoOutput * out, int idx) const = 0;
  virtual SbBool readBinaryValues(SoInput * in, int num);
  virtual void writeBinaryValues(SoOutput * out) const;
  virtual int getNumValuesPerLine(void) const;
 
  static SoType classTypeId;
  int changedIndex, numChangedIndices;
};
 
// inline methods
 
inline int
SoMField::getNum(void) const
{
  this->evaluate();
  return this->num;
}
 
#endif // !COIN_SOMFIELD_H