//========================================================================

//

// Array.h

//

// Copyright 1996-2003 Glyph & Cog, LLC

//

//========================================================================

#ifndef ARRAY_H

#define ARRAY_H

#include <aconf.h>

#if MULTITHREADED

#include "GMutex.h"

#endif

#include "Object.h"

class XRef;

//------------------------------------------------------------------------

// Array

//------------------------------------------------------------------------

class Array {

public:

  // Constructor.

  Array(XRef *xrefA);

  // Destructor.

  ~Array();

  // Reference counting.

#if MULTITHREADED

  long incRef() { return gAtomicIncrement(&ref); }

  long decRef() { return gAtomicDecrement(&ref); }

#else

  long incRef() { return ++ref; }

  long decRef() { return --ref; }

#endif

  // Get number of elements.

  int getLength() { return length; }

  // Add an element.

  void add(Object *elem);

  // Accessors.

  Object *get(int i, Object *obj, int recursion = 0);

  Object *getNF(int i, Object *obj);

private:

  XRef *xref;     // the xref table for this PDF file

  Object *elems;    // array of elements

  int size;     // size of <elems> array

  int length;     // number of elements in array

#if MULTITHREADED

  GAtomicCounter ref;   // reference count

#else

  long ref;     // reference count

#endif

};

#endif