Source

Coin / include / Inventor / SoPath.h

Lars J. Aas 1fc0fcc 


Morten Eriksen 08431c9 
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Peder Blekken 78202e0 
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Morten Eriksen 225de86 
#ifndef COIN_SOPATH_H
#define COIN_SOPATH_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,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\**************************************************************************/

#include <Inventor/misc/SoBase.h>
#include <Inventor/lists/SbList.h>
#include <Inventor/lists/SoNodeList.h>

#ifndef COIN_INTERNAL
// For SGI / TGS Open Inventor compile-time compatibility.
#include <Inventor/SoLists.h>
#endif // !COIN_INTERNAL


class SoWriteAction;
class SoNotList;
class SoInput;
class SoPathList;


class COIN_DLL_API SoPath : public SoBase {
  typedef SoBase inherited;

public:
  static void initClass(void);

  SoPath(const int approxlength = 4);
  SoPath(SoNode * const head);
  SoPath(const SoPath & rhs);

  SoPath & operator=(const SoPath & rhs);

  static SoType getClassTypeId(void);
  virtual SoType getTypeId(void) const;

  void setHead(SoNode * const head);
  SoNode * getHead(void) const;
  void append(const int childindex);
  void append(SoNode * const node);
  void append(const SoPath * const frompath);
  void push(const int childindex);
  void pop(void);
  SoNode * getTail(void) const;
  SoNode * getNode(const int index) const;
  SoNode * getNodeFromTail(const int index) const;
  int getIndex(const int index) const;
  int getIndexFromTail(const int index) const;
  int getLength(void) const;
  void truncate(const int length);

  int findFork(const SoPath * const path) const;
  int findNode(const SoNode * const node) const;

  SbBool containsNode(const SoNode * const node) const;
  SbBool containsPath(const SoPath * const path) const;
  SoPath * copy(const int startfromnodeindex = 0, int numnodes = 0) const;
  friend COIN_DLL_API SbBool operator==(const SoPath & lhs, const SoPath & rhs);
  friend COIN_DLL_API SbBool operator!=(const SoPath & lhs, const SoPath & rhs);

  static SoPath * getByName(const SbName name);
  static int getByName(const SbName name, SoPathList & l);

  void insertIndex(SoNode * const parent, const int newindex);
  void removeIndex(SoNode * const parent, const int oldindex);
  void replaceIndex(SoNode * const parent, const int index,
                    SoNode * const newchild);
  SbBool isRelevantNotification(SoNotList * const l) const;

  virtual void write(SoWriteAction * action);

protected:
  virtual ~SoPath();
  void auditPath(const SbBool flag);

private:
  static void cleanupClass(void);
  static void * createInstance(void);
  void append(SoNode * const node, const int index);
  int getFullLength(void) const;
  void truncate(const int length, const SbBool donotify);
  virtual SbBool readInstance(SoInput * in, unsigned short flags);
  void setFirstHidden(void);

  SoNodeList nodes;
  SbList<int> indices;
  SbBool isauditing;
  int firsthidden;
  SbBool firsthiddendirty;
  static SoType classTypeId;

  friend class SoFullPath;
  friend class SoNodeKitPath;
  friend class SoAction;
  friend class SoTempPath;
};

/// inlined methods, block start //////////////////////////////////////////

inline int
SoPath::getFullLength(void) const
{
  return this->nodes.getLength();
}

inline void
SoPath::push(const int childindex)
{
  this->append(childindex);
}

inline void
SoPath::pop(void)
{
  this->truncate(this->getFullLength() - 1);
}

/// inlined methods, block end ////////////////////////////////////////////


#ifndef COIN_INTERNAL
// For SGI / TGS Open Inventor compile-time compatibility.
#include <Inventor/SoFullPath.h>
#include <Inventor/misc/SoLightPath.h>
#endif // COIN_INTERNAL

#endif // !COIN_SOPATH_H