121 lines
3.1 KiB
C++
121 lines
3.1 KiB
C++
/*
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* Copyright 2010 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 "svgitem_p.h"
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#include <QtGui/QPainter>
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#include "kdebug.h"
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#include "plasma/svg.h"
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namespace Plasma
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{
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SvgItem::SvgItem(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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SvgItem::~SvgItem()
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{
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}
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void SvgItem::setElementId(const QString &elementID)
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{
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m_elementID = elementID;
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emit naturalSizeChanged();
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update();
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}
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QString SvgItem::elementId() const
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{
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return m_elementID;
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}
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QSizeF SvgItem::naturalSize() const
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{
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if (!m_svg) {
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return QSizeF();
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} else if (!m_elementID.isEmpty()) {
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return m_svg.data()->elementSize(m_elementID);
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}
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return m_svg.data()->size();
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}
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void SvgItem::setSvg(Plasma::Svg *svg)
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{
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if (m_svg) {
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disconnect(m_svg.data(), 0, this, 0);
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}
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m_svg = svg;
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connect(svg, SIGNAL(repaintNeeded()), this, SLOT(update()));
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connect(svg, SIGNAL(repaintNeeded()), this, SIGNAL(naturalSizeChanged()));
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connect(svg, SIGNAL(sizeChanged()), this, SIGNAL(naturalSizeChanged()));
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emit naturalSizeChanged();
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}
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Plasma::Svg *SvgItem::svg() const
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{
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return m_svg.data();
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}
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void SvgItem::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 SvgItem::smooth() const
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{
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return m_smooth;
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}
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void SvgItem::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_svg) {
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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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//setContainsMultipleImages has to be done there since m_frameSvg can be shared with somebody else
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m_svg.data()->setContainsMultipleImages(!m_elementID.isEmpty());
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m_svg.data()->paint(painter, boundingRect(), m_elementID);
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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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} // Plasma namespace
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#include "svgitem_p.moc"
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