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Coin / include / Inventor / fields / SoFieldData.h

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#ifndef COIN_SOFIELDDATA_H
#define COIN_SOFIELDDATA_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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\**************************************************************************/

#include <Inventor/SbBasic.h>
#include <Inventor/lists/SbList.h>

class SbName;
class SoField;
class SoFieldContainer;
class SoInput;
class SoOutput;

class SoEnumEntry;
class SoFieldEntry;

class COIN_DLL_API SoFieldData {
public:
  SoFieldData(void);
  SoFieldData(const SoFieldData & fd);
  SoFieldData(const SoFieldData * fd);
  SoFieldData(int numfields);
  ~SoFieldData();

  void addField(SoFieldContainer * base, const char * name,
                const SoField * field);

  void overlay(SoFieldContainer * to, const SoFieldContainer * from,
               SbBool copyconnections) const;

  int getNumFields(void) const;
  const SbName & getFieldName(int index) const;
  SoField * getField(const SoFieldContainer * object, int index) const;
  int getIndex(const SoFieldContainer * fc, const SoField * field) const;

  void addEnumValue(const char * enumname, const char * valuename, int value);
  void getEnumData(const char * enumname,
                   int & num, const int *& values, const SbName *& names);

  SbBool read(SoInput * input, SoFieldContainer * object,
              SbBool erroronunknownfield, SbBool & notbuiltin) const;
  SbBool read(SoInput * input, SoFieldContainer * object,
              const SbName & fieldname, SbBool & foundname) const;
  void write(SoOutput * out, const SoFieldContainer * object) const;
  void copy(const SoFieldData * src);
  SbBool isSame(const SoFieldContainer * c1,
                const SoFieldContainer * c2) const;

  SbBool readFieldDescriptions(SoInput * input, SoFieldContainer * object,
                               int numdescriptionsexpected,
                               const SbBool readfieldvalues = TRUE) const;
  void writeFieldDescriptions(SoOutput * out,
                              const SoFieldContainer * object) const;

private:
  SbBool hasField(const char * name) const;
  SbBool hasEnumValue(const char * enumname, const char * valuename);

  // Bitflags for control word in the file format.
  enum ControlWord {
    NOTBUILTIN = 0x40
  };

  int operator==(const SoFieldData * fd) const;
  int operator!=(const SoFieldData * fd) const { return ! operator==(fd); }
  int operator==(const SoFieldData & fd) const { return operator==(&fd); }
  int operator!=(const SoFieldData & fd) const { return ! operator==(&fd); }

  void freeResources(void);

  SbList<SoFieldEntry *> fields;
  SbList<SoEnumEntry *> enums;
};

#endif // !COIN_SOFIELDDATA_H