/**************************************************************************** ** ** Copyright (C) 2006-2008 Trolltech ASA. All rights reserved. ** ** This file is part of the example classes of the Qt Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3 ** included in the packaging of this file. Alternatively you may (at ** your option) use any later version of the GNU General Public ** License if such license has been publicly approved by Trolltech ASA ** (or its successors, if any) and the KDE Free Qt Foundation. In ** addition, as a special exception, Trolltech gives you certain ** additional rights. These rights are described in the Trolltech GPL ** Exception version 1.1, which can be found at ** http://www.trolltech.com/products/qt/gplexception/ and in the file ** GPL_EXCEPTION.txt in this package. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. If ** you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** In addition, as a special exception, Trolltech, as the sole ** copyright holder for Qt Designer, grants users of the Qt/Eclipse ** Integration plug-in the right for the Qt/Eclipse Integration to ** link to functionality provided by Qt Designer and its related ** libraries. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly ** granted herein. ** ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ** ****************************************************************************/ #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; QPainterPath path; path.addRegion(pixmap.createHeuristicMask()); frame.shape = path; frame.boundingRect = path.controlPointRect(); frames << frame; } } void AnimatedPixmapItem::setFrame(int frame) { if (!frames.isEmpty()) { prepareGeometryChange(); currentFrame = frame % frames.size(); } } void AnimatedPixmapItem::advance(int phase) { if (phase == 1 && !frames.isEmpty()) { setFrame(currentFrame + 1); if (vx || vy) moveBy(vx, vy); } } QRectF AnimatedPixmapItem::boundingRect() const { return frames.at(currentFrame).boundingRect; } QPainterPath AnimatedPixmapItem::shape() const { return frames.at(currentFrame).shape; } void AnimatedPixmapItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { painter->drawPixmap(0, 0, frames.at(currentFrame).pixmap); }