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 /* This file is part of the KDE project
    Copyright 2011 Silvio Heinrich <plassy@web.de>
 
    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 "ClippingRect.h"
 
 ClippingRect::ClippingRect():
     top(0),
     right(1),
     bottom(1),
     left(0),
     uniform(true),
     inverted(false)
 {
 }
 
 ClippingRect::ClippingRect(const ClippingRect& rect):
     top(rect.top),
     right(rect.right),
     bottom(rect.bottom),
     left(rect.left),
     uniform(rect.uniform),
     inverted(rect.inverted)
 {
 }
 
 ClippingRect::ClippingRect(const QRectF& rect, bool isUniform)
 {
     setRect(rect, isUniform);
 }
 
 void ClippingRect::scale(const QSizeF& size, bool isUniform)
 {
     top *= size.height();
     right *= size.width();
     bottom *= size.height();
     left *= size.width();
     uniform = isUniform;
 }
 
 void ClippingRect::normalize(const QSizeF& size)
 {
     if (!uniform) {
         scale(QSizeF(1.0/size.width(), 1.0/size.height()), true);
     }
 
     if(inverted) {
         right = 1.0 - right;
         bottom = 1.0 - bottom;
         inverted = false;
     }
 }
 
 void ClippingRect::setRect(const QRectF& rect, bool isUniform)
 {
     top = rect.top();
     right = rect.right();
     bottom = rect.bottom();
     left = rect.left();
     uniform = isUniform;
     inverted = false;
 }
 
 qreal ClippingRect::width() const
 {
     return right - left;
 }
 
 qreal ClippingRect::height() const
 {
     return bottom - top;
 }
 
 QRectF ClippingRect::toRect() const
 {
     return QRectF(left, top, width(), height());
 }