1 files changed, 95 insertions, 0 deletions
diff --git a/examples/graphicsview/portedasteroids/animateditem.cpp b/examples/graphicsview/portedasteroids/animateditem.cpp
new file mode 100644
index 0000000..ac41fb5
--- /dev/null
+++ b/examples/graphicsview/portedasteroids/animateditem.cpp
@@ -0,0 +1,95 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "animateditem.h"
+
+#include <QtGui/qbitmap.h>
+#include <QtGui/qpainter.h>
+
+AnimatedPixmapItem::AnimatedPixmapItem(const QList<QPixmap> &animation,
+                                       QGraphicsScene *scene)
+    : QGraphicsItem(0, scene), currentFrame(0), vx(0), vy(0)
+{
+    for (int i = 0; i < animation.size(); ++i) {
+        QPixmap pixmap = animation.at(i);
+        Frame frame;
+        frame.pixmap = pixmap;
+        frame.shape = QPainterPath();
+        frame.boundingRect = pixmap.rect();
+        frames << frame;
+    }
+}
+
+void AnimatedPixmapItem::setFrame(int frame)
+{
+    if (!frames.isEmpty()) {
+        prepareGeometryChange();
+        currentFrame = frame % frames.size();
+    }
+}
+
+void AnimatedPixmapItem::advance(int phase)
+{
+    if (phase == 1)
+        moveBy(vx, vy);
+}
+
+QRectF AnimatedPixmapItem::boundingRect() const
+{
+    return frames.at(currentFrame).boundingRect;
+}
+
+QPainterPath AnimatedPixmapItem::shape() const
+{
+    const Frame &f = frames.at(currentFrame);
+    if (f.shape.isEmpty()) {
+        QPainterPath path;
+        path.addRegion(f.pixmap.createHeuristicMask());
+        const_cast<Frame &>(f).shape = path;
+    }
+    return f.shape;
+}
+
+void AnimatedPixmapItem::paint(QPainter *painter, const QStyleOptionGraphicsItem * /*option*/,
+                               QWidget * /*widget*/)
+{
+    painter->drawPixmap(0, 0, frames.at(currentFrame).pixmap);
+}