tagged.h

//
//  
//    The Laxkit, a windowing toolkit
//    Please consult http://laxkit.sourceforge.net about where to send any
//    correspondence about this software.
//
//    This library is free software; you can redistribute it and/or
//    modify it under the terms of the GNU Library General Public
//    License as published by the Free Software Foundation; either
//    version 2 of the License, or (at your option) any later version.
//
//    This library is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//    Library General Public License for more details.
//
//    You should have received a copy of the GNU Library General Public
//    License along with this library; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//    
//   Copyright (c) 2010 Tom Lechner
//
#ifndef _LAXKIT_TAGGED_H
#define _LAXKIT_TAGGED_H

#include <lax/lists.h>


namespace Laxkit {


//-------------------------------- Tagged ------------------------------------------

class Tagged
{
 protected:
    PtrStack<char> list_of_tags;

 public:
    int sorttags;
    Tagged();
    virtual ~Tagged();

    virtual int HasTag(const char *tag, int casematters);
    virtual int NumberOfTags();
    virtual const char *GetTag(int i);
    virtual char *GetAllTags();
    virtual int InsertTags(const char *tags, int casematters);
    virtual int InsertTag(const char *tag, int casematters);
    virtual int RemoveTag(const char *tag);
    virtual int RemoveTag(int i);
    virtual void FlushTags();
};


//-------------------------------- TagCloudInfo ------------------------------------------

class TagCloudInfo
{
  public:
    int info;
    char *tag;
    PtrStack<Tagged> objs;

    TagCloudInfo(const char *t,int i=0);
    virtual ~TagCloudInfo();
};


//-------------------------------- TagCloud ------------------------------------------

class TagCloud : public Tagged
{
  protected:
    PtrStack<TagCloudInfo> taginfo;

  public:
    int keep_empty_tags;

    TagCloud();
    //virtual int InsertTags(const char *tags, int casematters);
    //virtual int InsertTag(const char *tag, int casematters);
    virtual int RemoveTag(const char *tag);
    virtual int RemoveTag(int i);
    virtual void FlushTags();

    virtual int AddObject(Tagged *obj);
    virtual int RemoveObject(Tagged *obj);
};



} //namespace Laxkit

#endif