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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 "../lout/debug.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)
{
DBG_OBJ_CREATE ("dw::AlignedTextblock");
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);
DBG_OBJ_DELETE ();
}
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
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