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Diffstat (limited to 'examples/graphicsview/portedasteroids/animateditem.h')
-rw-r--r-- | examples/graphicsview/portedasteroids/animateditem.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/examples/graphicsview/portedasteroids/animateditem.h b/examples/graphicsview/portedasteroids/animateditem.h new file mode 100644 index 0000000..712d70d --- /dev/null +++ b/examples/graphicsview/portedasteroids/animateditem.h @@ -0,0 +1,83 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef ANIMATEDPIXMAPITEM_H +#define ANIMATEDPIXMAPITEM_H + +#include <QGraphicsItem> + +class AnimatedPixmapItem : public QGraphicsItem +{ +public: + AnimatedPixmapItem(const QList<QPixmap> &animation, QGraphicsScene *scene = 0); + + void setFrame(int frame); + inline int frame() const + { return currentFrame; } + inline int frameCount() const + { return frames.size(); } + inline QPixmap image(int frame) const + { return frames.isEmpty() ? QPixmap() : frames.at(frame % frames.size()).pixmap; } + inline void setVelocity(qreal xvel, qreal yvel) + { vx = xvel; vy = yvel; } + inline qreal xVelocity() const + { return vx; } + inline qreal yVelocity() const + { return vy; } + + QRectF boundingRect() const; + QPainterPath shape() const; + void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget); + + void advance(int phase); + +private: + struct Frame { + QPixmap pixmap; + QPainterPath shape; + QRectF boundingRect; + }; + + int currentFrame; + QList<Frame> frames; + qreal vx, vy; +}; + +#endif |