Initial revision

1 files changed, 98 insertions, 0 deletions

diff --git a/korganizer/cellitem.cpp b/korganizer/cellitem.cpp
new file mode 100644
index 0000000..61d06ac
--- a/dev/null
+++ b/korganizer/cellitem.cpp
@@ -0,0 +1,98 @@
+/*
+    This file is part of KOrganizer.
+
+    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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, 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.
+*/
+
+#include "cellitem.h"
+
+#include <klocale.h>
+#include <kdebug.h>
+
+#include <qintdict.h>
+
+using namespace KOrg;
+
+QString CellItem::label() const
+{
+  return i18n("<undefined>");
+}
+
+QPtrList<CellItem> CellItem::placeItem( QPtrList<CellItem> cells,
+                                        CellItem *placeItem )
+{
+  kdDebug(5855) << "Placing " << placeItem->label() << endl;
+
+  QPtrList<KOrg::CellItem> conflictItems;
+  int maxSubCells = 0;
+  QIntDict<KOrg::CellItem> subCellDict;
+
+  // Find all items which are in same cell
+  QPtrListIterator<KOrg::CellItem> it2( cells );
+  for( it2.toFirst(); it2.current(); ++it2 ) {
+    KOrg::CellItem *item = it2.current();
+    if ( item == placeItem ) continue;
+
+    if ( item->overlaps( placeItem ) ) {
+      kdDebug(5855) << "  Overlaps: " << item->label() << endl;
+
+      conflictItems.append( item );
+      if ( item->subCells() > maxSubCells ) maxSubCells = item->subCells();
+      subCellDict.insert( item->subCell(), item );
+    }
+  }
+
+  if ( conflictItems.count() > 0 ) {
+    // Look for unused sub cell and insert item
+    int i;
+    for( i = 0; i < maxSubCells; ++i ) {
+      kdDebug(5855) << "  Trying subcell " << i << endl;
+      if ( !subCellDict.find( i ) ) {
+        kdDebug(5855) << "  Use subcell " << i << endl;
+        placeItem->setSubCell( i );
+        break;
+      }
+    }
+    if ( i == maxSubCells ) {
+      kdDebug(5855) << "  New subcell " << i << endl;
+      placeItem->setSubCell( maxSubCells );
+      maxSubCells++;  // add new item to number of sub cells
+    }
+
+    kdDebug(5855) << "  Sub cells: " << maxSubCells << endl;
+
+    // Write results to item to be placed
+    conflictItems.append( placeItem );
+    placeItem->setSubCells( maxSubCells );
+
+    QPtrListIterator<KOrg::CellItem> it3( conflictItems );
+    for( it3.toFirst(); it3.current(); ++it3 ) {
+      (*it3)->setSubCells( maxSubCells );
+    }
+    // Todo: Adapt subCells of items conflicting with conflicting items
+  } else {
+    kdDebug(5855) << "  no conflicts" << endl;
+    placeItem->setSubCell( 0 );
+    placeItem->setSubCells( 1 );
+  }
+  
+  return conflictItems;
+}