SoPath.h

#ifndef COIN_SOPATH_H
#define COIN_SOPATH_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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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
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#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 SoNode;
class SoPathList;
class SoPath;
 
 
class COIN_DLL_API SoFullPathView final {
public:
  int getLength(void) const;
  SoNode * getTail(void) const;
  SoNode * getNodeFromTail(const int index) const;
  int getIndexFromTail(const int index) const;
 
private:
  friend class SoPath;
  explicit SoFullPathView(const SoPath & sourcepath);
 
  const SoPath * path;
};
 
class COIN_DLL_API SoNodeKitPathView final {
public:
  int getLength(void) const;
  SoNode * getTail(void) const;
  SoNode * getNode(const int index) const;
  SoNode * getNodeFromTail(const int index) const;
 
private:
  friend class SoPath;
  explicit SoNodeKitPathView(const SoPath & sourcepath);
 
  const SoPath * path;
};
 
 
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);
  SoType getTypeId(void) const override;
 
  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;
  SoFullPathView fullPath(void) const;
  SoNodeKitPathView nodeKitPath(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 removePathAuditors(const int startindex);
  void truncate(const int length, const SbBool donotify);
  SbBool readInstance(SoInput * in, unsigned short flags) override;
  void setFirstHidden(void);
 
  SoNodeList nodes;
  SbList<int> indices;
  SbBool isauditing;
  int firsthidden;
  SbBool firsthiddendirty;
  static SoType classTypeId;
 
  friend class SoFullPathView;
  friend class SoFullPath;
  friend class SoNodeKitPath;
  friend class SoAction;
  friend class SoTempPath;
};
 
 
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);
}
 
 
 
#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