rockbox/utils/themeeditor/graphics/rbtext.cpp
Robert Bieber 13e97cd5f5 Theme Editor: Implemented line scrolling
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27344 a1c6a512-1295-4272-9138-f99709370657
2010-07-07 22:25:42 +00:00

51 lines
1.9 KiB
C++

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id: rbfont.cpp 27301 2010-07-05 22:15:17Z bieber $
*
* Copyright (C) 2010 Robert Bieber
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "rbtext.h"
#include <QPainter>
RBText::RBText(QImage* image, int maxWidth, QGraphicsItem *parent)
:QGraphicsItem(parent), image(image), maxWidth(maxWidth), offset(0)
{
}
QRectF RBText::boundingRect() const
{
if(image->width() < maxWidth)
return QRectF(0, 0, image->width(), image->height());
else
return QRectF(0, 0, maxWidth, image->height());
}
void RBText::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
QWidget *widget)
{
/* Making sure the offset is within bounds */
if(image->width() > maxWidth)
if(offset > image->width() - maxWidth)
offset = image->width() - maxWidth;
if(image->width() < maxWidth)
painter->drawImage(0, 0, *image, 0, 0, image->width(), image->height());
else
painter->drawImage(0, 0, *image, offset, 0, maxWidth, image->height());
}