kde-playground/kdepim/calendarsupport/cellitem.cpp
2015-04-14 21:49:29 +00:00

95 lines
2.9 KiB
C++

/*
Copyright (c) 2003 Cornelius Schumacher <schumacher@kde.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 2 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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
As a special exception, permission is given to link this program
with any edition of Qt, and distribute the resulting executable,
without including the source code for Qt in the source distribution.
*/
//krazy:excludeall=kdebug since the debug area used is for very verbose
#include "cellitem.h"
#include <KDebug>
#include <KLocalizedString>
using namespace CalendarSupport;
QString CellItem::label() const
{
return i18n( "<placeholder>undefined</placeholder>" );
}
QList<CellItem*> CellItem::placeItem( QList<CellItem*> cells, CellItem *placeItem )
{
QList<CellItem*> conflictItems;
int maxSubCells = 0;
QMultiHash<int,CellItem*> subCellDict;
// Find all items which are in same cell
QList<CellItem*>::iterator it;
for ( it = cells.begin(); it != cells.end(); ++it ) {
CellItem *item = *it;
if ( item == placeItem ) {
continue;
}
if ( item->overlaps( placeItem ) ) {
kDebug(5855) << " Overlaps:" << item->label();
conflictItems.append( item );
if ( item->subCells() > maxSubCells ) {
maxSubCells = item->subCells();
}
subCellDict.insert( item->subCell(), item );
}
}
if ( !conflictItems.empty() ) {
// Look for unused sub cell and insert item
int i;
for ( i = 0; i < maxSubCells; ++i ) {
kDebug(5855) << " Trying subcell" << i;
if ( !subCellDict.contains( i ) ) {
kDebug(5855) << " Use subcell" << i;
placeItem->setSubCell( i );
break;
}
}
if ( i == maxSubCells ) {
kDebug(5855) << " New subcell" << i;
placeItem->setSubCell( maxSubCells );
maxSubCells++; // add new item to number of sub cells
}
kDebug(5855) << " Sub cells:" << maxSubCells;
// Write results to item to be placed
conflictItems.append( placeItem );
placeItem->setSubCells( maxSubCells );
QList<CellItem*>::iterator it;
for ( it = conflictItems.begin(); it != conflictItems.end(); ++it ) {
(*it)->setSubCells( maxSubCells );
}
// Todo: Adapt subCells of items conflicting with conflicting items
} else {
placeItem->setSubCell( 0 );
placeItem->setSubCells( 1 );
}
return conflictItems;
}