/* This file is part of the KDE project
   Copyright (C) 2008 Marijn Kruisselbrink <mkruisselbrink@kde.org>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#include "KPrSnakeWipeTopLeftVerticalStrategy.h"
#include "KPrSnakeWipeEffectFactory.h"

KPrSnakeWipeTopLeftVerticalStrategy::KPrSnakeWipeTopLeftVerticalStrategy()
    : KPrMatrixWipeStrategy( KPrSnakeWipeEffectFactory::FromLeft, "snakeWipe", "topLeftVertical", false, true )
{
}

KPrSnakeWipeTopLeftVerticalStrategy::~KPrSnakeWipeTopLeftVerticalStrategy()
{
}

int KPrSnakeWipeTopLeftVerticalStrategy::squareIndex(int x, int y, int columns, int rows)
{
    Q_UNUSED(columns);
    int Y = y;
    if (x & 1) Y = rows - y - 1;
    return Y + x * rows;
}

KPrMatrixWipeStrategy::Direction KPrSnakeWipeTopLeftVerticalStrategy::squareDirection(int x, int y, int columns, int rows)
{
    Q_UNUSED(y);
    Q_UNUSED(columns);
    Q_UNUSED(rows);
    if (x & 1) return BottomToTop;
    else return TopToBottom;
}

int KPrSnakeWipeTopLeftVerticalStrategy::maxIndex(int columns, int rows)
{
    return columns * rows;
}

