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64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
/*
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* Copyright (C) 2009 Christoph Feck <christoph@maxiom.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "imageiconengine.h"
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#include <QtGui/QApplication>
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#include <QtGui/QPainter>
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#include <QtGui/QStyle>
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#include <QtGui/QStyleOption>
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ImageIconEngine::ImageIconEngine(const QImage &image)
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: m_image(image)
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{
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}
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ImageIconEngine::~ImageIconEngine()
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{
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}
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QSize ImageIconEngine::actualSize(const QSize &size, QIcon::Mode mode, QIcon::State state)
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{
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Q_UNUSED(mode);
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Q_UNUSED(state);
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return size;
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}
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void ImageIconEngine::paint(QPainter *painter, const QRect &rect, QIcon::Mode mode, QIcon::State state)
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{
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painter->fillRect(rect, Qt::transparent);
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QPixmap p = pixmap(rect.size(), mode, state);
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QRect r = p.rect();
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r.moveCenter(rect.center());
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painter->drawPixmap(r, p);
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}
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QPixmap ImageIconEngine::pixmap(const QSize &size, QIcon::Mode mode, QIcon::State state)
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{
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Q_UNUSED(state);
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QImage image = m_image;
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if (size.isValid() && size != image.size()) {
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image = image.scaled(size, Qt::KeepAspectRatio, Qt::SmoothTransformation);
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}
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QStyleOption opt;
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return QApplication::style()->generatedIconPixmap(mode, QPixmap::fromImage(image), &opt);
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}
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