95 lines
2.4 KiB
C++
95 lines
2.4 KiB
C++
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/*
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* Copyright 2011 Marco Martin <mart@kde.org>
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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 as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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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 "qpixmapitem.h"
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#include <QtGui/QPainter>
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QPixmapItem::QPixmapItem(QDeclarativeItem *parent)
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: QDeclarativeItem(parent),
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m_smooth(false)
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{
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setFlag(QGraphicsItem::ItemHasNoContents, false);
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}
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QPixmapItem::~QPixmapItem()
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{
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}
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void QPixmapItem::setPixmap(const QPixmap &pixmap)
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{
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m_pixmap = pixmap;
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update();
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emit nativeWidthChanged();
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emit nativeHeightChanged();
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}
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QPixmap QPixmapItem::pixmap() const
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{
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return m_pixmap;
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}
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void QPixmapItem::setSmooth(const bool smooth)
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{
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if (smooth == m_smooth) {
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return;
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}
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m_smooth = smooth;
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update();
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}
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bool QPixmapItem::smooth() const
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{
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return m_smooth;
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}
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int QPixmapItem::nativeWidth() const
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{
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return m_pixmap.size().width();
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}
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int QPixmapItem::nativeHeight() const
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{
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return m_pixmap.size().height();
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}
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void QPixmapItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
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{
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Q_UNUSED(option);
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Q_UNUSED(widget);
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if (m_pixmap.isNull()) {
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return;
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}
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//do without painter save, faster and the support can be compiled out
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const bool wasAntiAlias = painter->testRenderHint(QPainter::Antialiasing);
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const bool wasSmoothTransform = painter->testRenderHint(QPainter::SmoothPixmapTransform);
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painter->setRenderHint(QPainter::Antialiasing, m_smooth);
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painter->setRenderHint(QPainter::SmoothPixmapTransform, m_smooth);
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painter->drawPixmap(boundingRect(), m_pixmap, m_pixmap.rect());
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painter->setRenderHint(QPainter::Antialiasing, wasAntiAlias);
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painter->setRenderHint(QPainter::SmoothPixmapTransform, wasSmoothTransform);
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}
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#include "qpixmapitem.moc"
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