/******************************************************************************

 *

 * Copyright (C) 1997-2015 by Dimitri van Heesch.

 *

 * Permission to use, copy, modify, and distribute this software and its

 * documentation under the terms of the GNU General Public License is hereby 

 * granted. No representations are made about the suitability of this software 

 * for any purpose. It is provided "as is" without express or implied warranty.

 * See the GNU General Public License for more details.

 *

 * Documents produced by Doxygen are derivative works derived from the

 * input used in their production; they are not affected by this license.

 *

 */

#include <qdict.h>

#include "tooltip.h"

#include "definition.h"

#include "outputgen.h"

#include "util.h"

#include "filedef.h"

#include "doxygen.h"

#include "config.h"

class TooltipManager::Private

{

  public:

    Private() : tooltipInfo(10007) {}

    QDict<Definition> tooltipInfo;

};

TooltipManager *TooltipManager::s_theInstance = 0;

TooltipManager::TooltipManager() 

{

  p = new Private;

}

TooltipManager::~TooltipManager()

{

  delete p;

}

TooltipManager *TooltipManager::instance()

{

  if (!s_theInstance)

  {

    s_theInstance = new TooltipManager;

  }

  return s_theInstance;

}

void TooltipManager::clearTooltips()

{

  p->tooltipInfo.clear();

}

static QCString escapeId(const char *s)

{

  QCString res=s;

  char *p=res.rawData();

  while (*p)

  {

    if (!isId(*p)) *p='_';

    p++;

  }

  return res;

}

void TooltipManager::addTooltip(Definition *d)

{

  static bool sourceTooltips = Config_getBool(SOURCE_TOOLTIPS);

  if (!sourceTooltips) return;

  QCString id = d->getOutputFileBase();

  int i=id.findRev('/');

  if (i!=-1)

  {

    id = id.right(id.length()-i-1); // strip path (for CREATE_SUBDIRS=YES)

  }

  id+=escapeId(Doxygen::htmlFileExtension);

  QCString anc = d->anchor();

  if (!anc.isEmpty())

  {

    id+="_"+anc;

  }

  if (p->tooltipInfo.find(id)==0)

  {

    p->tooltipInfo.insert(id,d);

  }

}

void TooltipManager::writeTooltips(CodeOutputInterface &ol)

{

  QDictIterator<Definition> di(p->tooltipInfo);

  Definition *d;

  for (di.toFirst();(d=di.current());++di)

  {

    DocLinkInfo docInfo;

    docInfo.name   = d->qualifiedName();

    docInfo.ref    = d->getReference();

    docInfo.url    = d->getOutputFileBase();

    docInfo.anchor = d->anchor();

    SourceLinkInfo defInfo;

    if (d->getBodyDef() && d->getStartBodyLine()!=-1)

    {

      defInfo.file    = d->getBodyDef()->name();

      defInfo.line    = d->getStartBodyLine();

      defInfo.url     = d->getSourceFileBase();

      defInfo.anchor  = d->getSourceAnchor();

    }

    SourceLinkInfo declInfo; // TODO: fill in...

    QCString decl;

    if (d->definitionType()==Definition::TypeMember)

    {

      MemberDef *md = (MemberDef*)d;

      decl = md->declaration();

      if (!decl.isEmpty() && decl.at(0)=='@') // hide enum values

      {

        decl.resize(0);

      }

    }

    ol.writeTooltip(di.currentKey(),                 // id

                    docInfo,                         // symName

                    decl,                            // decl

                    d->briefDescriptionAsTooltip(),  // desc

                    defInfo,

                    declInfo

                   );

  }

}