view dw/alignedtextblock.cc @ 1347:4704ad910042

remove "using namespace" statements from header files "using namespace" in headers also affects all files that include the header which is unwanted and unexpected in most cases.
author Johannes Hofmann <Johannes.Hofmann@gmx.de>
date Thu, 15 Oct 2009 20:12:37 +0200
parents d7dbd3dcfa38
children
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/*
 * Dillo Widget
 *
 * Copyright 2005-2007 Sebastian Geerken <sgeerken@dillo.org>
 *
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */



#include "alignedtextblock.hh"
#include <stdio.h>

namespace dw {

AlignedTextblock::List::List ()
{
   textblocks = new lout::misc::SimpleVector <AlignedTextblock*> (4);
   values = new lout::misc::SimpleVector <int> (4);
   maxValue = 0;
   refCount = 0;
}

AlignedTextblock::List::~List ()
{
   delete textblocks;
   delete values;
}

int AlignedTextblock::List::add(AlignedTextblock *textblock)
{
   textblocks->increase ();
   values->increase ();
   textblocks->set (textblocks->size () - 1, textblock);
   refCount++;
   return textblocks->size () - 1;
}

void AlignedTextblock::List::unref(int pos)
{
   assert (textblocks->get (pos) != NULL);
   textblocks->set (pos, NULL);
   refCount--;

   if (refCount == 0)
      delete this;
}

int AlignedTextblock::CLASS_ID = -1;

AlignedTextblock::AlignedTextblock (bool limitTextWidth):
   Textblock (limitTextWidth)
{
   registerName ("dw::AlignedTextblock", &CLASS_ID);
}

void AlignedTextblock::setRefTextblock (AlignedTextblock *ref)
{
   if (ref == NULL)
      list = new List();
   else
      list = ref->list;

   listPos = list->add (this);
   updateValue ();
}

AlignedTextblock::~AlignedTextblock()
{
   list->unref (listPos);
}

void AlignedTextblock::updateValue ()
{
   if (list) {
      list->setValue (listPos, getValue ());

      if (list->getValue (listPos) > list->getMaxValue ()) {
         // New value greater than current maximum -> apply it to others.
         list->setMaxValue (list->getValue (listPos));

         for (int i = 0; i < list->size (); i++)
            if (list->getTextblock (i))
               list->getTextblock (i)->setMaxValue (list->getMaxValue (),
                                                    list->getValue (i));
      } else {
         /* No change, apply old max_value only to this page. */
         setMaxValue (list->getMaxValue (), list->getValue (listPos));
      }
   }
}

} // namespace dw