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Diffstat (limited to 'demos/qtdemo/demoitemanimation.h')
-rw-r--r-- | demos/qtdemo/demoitemanimation.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/demos/qtdemo/demoitemanimation.h b/demos/qtdemo/demoitemanimation.h new file mode 100644 index 0000000..ad89ada --- /dev/null +++ b/demos/qtdemo/demoitemanimation.h @@ -0,0 +1,101 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the demonstration applications 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. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef DEMO_ITEM_ANIMATION_H +#define DEMO_ITEM_ANIMATION_H + +#include <QtCore> +#include <QtGui> + +class DemoItem; + +class DemoItemAnimation : public QGraphicsItemAnimation +{ + Q_OBJECT + +public: + enum INOROUT {ANIM_IN, ANIM_OUT, ANIM_UNSPECIFIED}; + + DemoItemAnimation(DemoItem *item, INOROUT inOrOut = ANIM_UNSPECIFIED); + virtual ~DemoItemAnimation(); + + virtual void play(bool fromStart = true, bool force = false); + virtual void playReverse(); + virtual void stop(bool reset = true); + virtual void setRepeat(int nr = 0); + + void setDuration(int duration); + void setDuration(float duration){ setDuration(int(duration)); }; + void setOpacityAt0(qreal opacity); + void setOpacityAt1(qreal opacity); + void setOpacity(qreal step); + void setCurrentTime(int ms); + void setStartPos(const QPointF &pos); + bool notOwnerOfItem(); + + bool running(); + bool runningOrItemLocked(); + void lockItem(bool state); + void prepare(); + + DemoItem *demoItem(); + + virtual void afterAnimationStep(qreal step); // overridden + + QTimeLine *timeline; + qreal opacityAt0; + qreal opacityAt1; + int startDelay; + QPointF startPos; + bool hideOnFinished; + bool moveOnPlay; + bool forcePlay; + bool fromStart; + INOROUT inOrOut; + +private slots: + virtual void playWithoutDelay(); +}; + +#endif // DEMO_ITEM_ANIMATION_H + + + |