subalbum.h

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//==============================================
//  copyright            : (C) 2003 by Will Stokes
//==============================================
//  This program is free software; you can redistribute it 
//  and/or modify it under the terms of the GNU General 
//  Public License as published by the Free Software 
//  Foundation; either version 2 of the License, or  
//  (at your option) any later version.         
//
//  As a special exception, Will Stokes gives permission to 
//  link this program with Qt non-commercial edition, and 
//  distribute the resulting executable, without including the 
//  source code for the Qt non-commercial edition in the 
//  source distribution. 
//==============================================

#ifndef BACKEND_SUBALBUM_H
#define BACKEND_SUBALBUM_H

//define representative image sizes
#define SMALL 1
#define MEDIUM 2
#define LARGE 3

//--------------------
//forward declarations
class QString;
class QPixmap;
class QDomNode;
class Album;
class Photo;
class StatusWidget;
class PhotoWidget;
//--------------------

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

class Subalbum
{
//------------------------------------------------------
public:

  Subalbum(Album* albm, int number);

  ~Subalbum();
 
  void setName(QString val);
  
  QString getName();

  void setDescription(QString val);
 
  QString getDescription();

  QPixmap* getRepresentativeImage(int size);
  
  void setRepresentativeImages(QImage* val);
  
  bool addPhoto(QString fileName, bool replaceDescription = false, Photo* newPhoto = NULL);

  bool lazyAddPhoto(QString imageName, 
                             QString slideshowName, 
                             QString thumbnailName, 
                             Photo* newPhoto);
    
  void addPhoto(Photo* newPhoto);
  
  void photoMoved(Photo* val);
  
  void removePhoto(Photo* val);
  
  Subalbum* getNext();
  
  void setNext(Subalbum* val);
  
  Photo* getFirst();
  
  Photo* getLast();
  
  void exportToXML(QTextStream& stream);
  
  void importFromDisk(QDomNode* root, int subalbumNum, StatusWidget* status, QString dirName);

  void syncPhotoList(PhotoWidget* item);
  
  int getSubalbumNumber();
  
  int getNumPhotos();

  int getNumLoadedPhotos();  

  //Resets the number of loaded photos in the subalbum to the number of photos in the subalbum
  void resetNumLoadedPhotos();
  
  //Sets the subalbum as modified
  void setModified();
//------------------------------------------------------
private:
  int number;
  
  int numPhotos;
  
  int loadedPhotos;
  
  QString name;

  QString description;

  //Small, medium, and large representative images
  QPixmap* smallRepresentativeImage;
  QPixmap* mediumRepresentativeImage;
  QPixmap* largeRepresentativeImage;
  
  Photo* firstPhoto;

  Photo* lastPhoto;
  
  Subalbum* nextSubalbum;
  
  Album* albm;
//------------------------------------------------------
};

#endif //BACKEND_SUBALBUM_H

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