1 files changed, 149 insertions, 0 deletions
diff --git a/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/iconitem.cpp b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/iconitem.cpp
new file mode 100644
index 0000000000..a081e1b064
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+++ b/tests/benchmarks/widgets/graphicsview/functional/GraphicsViewBenchmark/widgets/iconitem.cpp
@@ -0,0 +1,149 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include <QSvgRenderer>
+#include <QGraphicsEffect>
+
+#include "iconitem.h"
+
+IconItem::IconItem(const QString &filename, QGraphicsItem *parent)
+  : GvbWidget(parent)
+  , m_filename(filename)
+  , m_rotation(0.0)
+  , m_opacityEffect(0)
+  , m_smoothTransformation(false)
+{
+    setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
+    setContentsMargins(0,0,0,0);
+    setPreferredSize(58,58);
+}
+
+IconItem::~IconItem()
+{
+}
+
+void IconItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    Q_UNUSED(option);
+    Q_UNUSED(widget);
+
+    reload();
+
+    const QPointF c = boundingRect().center();
+    painter->translate(c.x(), c.y());
+    painter->rotate(m_rotation);
+    painter->translate(-c.x(), -c.y());
+
+    if (m_smoothTransformation)
+        painter->setRenderHints(QPainter::SmoothPixmapTransform);
+
+    painter->drawPixmap(0,0, m_pixmap);
+}
+
+QSizeF IconItem::sizeHint(Qt::SizeHint which,
+    const QSizeF &constraint) const
+{
+    switch (which)
+    {
+    case Qt::MinimumSize:
+    case Qt::PreferredSize:
+    case Qt::MaximumSize:
+        return m_pixmap.size();
+
+    default:
+        return GvbWidget::sizeHint(which, constraint);
+    }
+}
+
+void IconItem::reload()
+{
+    const QSize iconSize = size().toSize();
+    if (iconSize.width() == 0 || iconSize.height()  == 0)
+        return;
+
+    const QString key = m_filename+QString::number(iconSize.width())+QString::number(iconSize.height());
+    if (QPixmapCache::find(key, m_pixmap))
+        return;
+
+    if (m_filename.endsWith(".svg", Qt::CaseInsensitive))
+    {
+        m_pixmap = QPixmap(iconSize);
+        m_pixmap.fill(Qt::transparent);
+        QSvgRenderer doc(m_filename);
+        QPainter painter(&m_pixmap);
+        painter.setViewport(0, 0, iconSize.width(), iconSize.height());
+        doc.render(&painter);
+    }
+    else
+    {
+        m_pixmap = QPixmap(m_filename).scaled(iconSize);
+    }
+
+    QPixmapCache::insert(key, m_pixmap);
+    updateGeometry();
+}
+
+QString IconItem::fileName() const
+{
+    return m_filename;
+}
+
+void IconItem::setFileName(const QString &filename)
+{
+    if( m_filename != filename) {
+        m_filename = filename;
+        reload();
+    }
+}
+
+void IconItem::setOpacityEffectEnabled(const bool enable)
+{
+    if (!m_opacityEffect)
+    {
+        QRadialGradient gradient(0.5, 0.5, 1.0);
+        gradient.setCoordinateMode(QGradient::ObjectBoundingMode);
+        gradient.setColorAt(0.0, QColor(0,0,0, 255));
+        gradient.setColorAt(0.46, QColor(0,0,0, 255));
+        gradient.setColorAt(0.62, QColor(0,0,0, 0));
+
+        m_opacityEffect = new QGraphicsOpacityEffect;
+        m_opacityEffect->setOpacityMask(gradient);
+        m_opacityEffect->setOpacity(1.0);
+        this->setGraphicsEffect(m_opacityEffect);
+    }
+    m_opacityEffect->setEnabled(enable);
+}
+
+bool IconItem::isOpacityEffectEnabled() const
+{
+    if (m_opacityEffect)
+        return m_opacityEffect->isEnabled();
+
+    return false;
+}