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HxImageSeqIter Class Reference

Class definition for an iterator over an HxImageSeq. More...

#include <HxImageSeqIter.h>

List of all members.

Public Methods

 HxImageSeqIter ()
 Constructor. More...

 HxImageSeqIter (HxImageSeq *hisf, int framenum)
 Constructor for random access. More...

 HxImageSeqIter (const HxImageSeqIter &rhs)
 Copy constrcutor. More...

virtual ~HxImageSeqIter ()
 Destructor. More...

HxImageSeqIter & operator= (const HxImageSeqIter &rhs)
 Assignment. More...

HxImageSeqIter & operator++ ()
 Increment (prefix). More...

HxImageSeqIter & operator++ (int)
 Increment (postfix). More...

HxImageSeqIter & operator-- ()
 Decrement (prefix). More...

HxImageSeqIter & operator-- (int)
 Decrement (postfix). More...

HxImageSeqIter & operator+= (int)
 Increment with value (may be negative). More...

HxImageRep operator * ()
 Dereferencing: get the current frame. More...

HxImageSeqIter * clone () const
 Make a copy. More...

bool operator== (const HxImageSeqIter &)
 Equal. More...

bool operator!= (const HxImageSeqIter &)
 Not equal. More...

Detailed Description

Class definition for an iterator over an HxImageSeq.

Constructor & Destructor Documentation

HxImageSeqIter::HxImageSeqIter (    ) 
 

Constructor. 

00018                                : _sequence(0), _framenum(0)
00019 {
00020 }

HxImageSeqIter::HxImageSeqIter (  HxImageSeq *    hisf,
int    framenum
) 
 

Constructor for random access. 

00023     : _sequence(hisf->pointee())
00024 {
00025     _framenum = hisf->nrFrames();
00026 
00027     if ((framenum >= 0) && (framenum < _framenum))
00028         _framenum = framenum;
00029     
00030 }

HxImageSeqIter::HxImageSeqIter (  const HxImageSeqIter &    rhs ) 
 

Copy constrcutor. 

00033     : _sequence(rhs._sequence), _framenum(rhs._framenum)
00034 {
00035 }

HxImageSeqIter::~HxImageSeqIter (    )  [virtual]
 

Destructor. 

00038 {
00039 }

Member Function Documentation

HxImageSeqIter & HxImageSeqIter::operator= (  const HxImageSeqIter &    rhs ) 
 

Assignment. 

00043 {
00044      _sequence = rhs._sequence;
00045      _framenum = rhs._framenum;
00046      return *this;
00047 }

HxImageSeqIter & HxImageSeqIter::operator++ (    ) 
 

Increment (prefix). 

00051 {
00052     _framenum++;
00053     if (_framenum > _sequence->nrFrames())
00054         _framenum = _sequence->nrFrames();
00055     return *this;
00056 }

HxImageSeqIter & HxImageSeqIter::operator++ (  int    ) 
 

Increment (postfix). 

00060 {
00061     _framenum++;
00062     if (_framenum > _sequence->nrFrames())
00063         _framenum = _sequence->nrFrames();
00064     return *this;
00065 }

HxImageSeqIter & HxImageSeqIter::operator-- (    ) 
 

Decrement (prefix). 

00069 { 
00070     _framenum--;
00071     if (_framenum < 0)
00072         _framenum = 0;
00073     return *this;
00074 }

HxImageSeqIter & HxImageSeqIter::operator-- (  int    ) 
 

Decrement (postfix). 

00078 { 
00079     _framenum--;
00080     if (_framenum < 0)
00081         _framenum = 0;
00082     return *this;
00083 }

HxImageSeqIter & HxImageSeqIter::operator+= (  int    t ) 
 

Increment with value (may be negative). 

00087 {
00088     _framenum += t;
00089     if (_framenum > _sequence->nrFrames())
00090         _framenum = _sequence->nrFrames();
00091     if (_framenum < 0)
00092         _framenum = 0;
00093     return *this;
00094 }

HxImageRep HxImageSeqIter::operator * (    ) 
 

Dereferencing: get the current frame. 

00098 {
00099     return _sequence->getFrame(_framenum);
00100 }

HxImageSeqIter * HxImageSeqIter::clone (    )  const
 

Make a copy. 

00104 {
00105     return new HxImageSeqIter (*this);
00106 }

bool HxImageSeqIter::operator== (  const HxImageSeqIter &    x ) 
 

Equal. 

00110 {
00111     return _framenum == (x._framenum);
00112 }

bool HxImageSeqIter::operator!= (  const HxImageSeqIter &    x ) 
 

Not equal. 

00116 {
00117     return _framenum != (x._framenum);
00118 }

The documentation for this class was generated from the following files:
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