demos/qtdemo/demoitemanimation.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demos/qtdemo/demoitemanimation.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,101 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@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
+
+
+