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+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQuick module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** 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.
+**
+** 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.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QQUICKSPRITESEQUENCE_P_H
+#define QQUICKSPRITESEQUENCE_P_H
+
+#include <QtQuick/QQuickItem>
+#include <QTime>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+class QSGContext;
+class QQuickSprite;
+class QQuickSpriteEngine;
+class QSGGeometryNode;
+class QQuickSpriteSequenceMaterial;
+class Q_AUTOTEST_EXPORT QQuickSpriteSequence : public QQuickItem
+{
+ Q_OBJECT
+ Q_PROPERTY(bool running READ running WRITE setRunning NOTIFY runningChanged)
+ Q_PROPERTY(bool interpolate READ interpolate WRITE setInterpolate NOTIFY interpolateChanged)
+ Q_PROPERTY(QString goalSprite READ goalSprite WRITE setGoalSprite NOTIFY goalSpriteChanged)
+ Q_PROPERTY(QString currentSprite READ currentSprite NOTIFY currentSpriteChanged)
+ //###try to share similar spriteEngines for less overhead?
+ Q_PROPERTY(QQmlListProperty<QQuickSprite> sprites READ sprites)
+ Q_CLASSINFO("DefaultProperty", "sprites")
+
+public:
+ explicit QQuickSpriteSequence(QQuickItem *parent = 0);
+
+ QQmlListProperty<QQuickSprite> sprites();
+
+ bool running() const
+ {
+ return m_running;
+ }
+
+ bool interpolate() const
+ {
+ return m_interpolate;
+ }
+
+ QString goalSprite() const
+ {
+ return m_goalState;
+ }
+
+ QString currentSprite() const
+ {
+ return m_curState;
+ }
+
+signals:
+
+ void runningChanged(bool arg);
+ void interpolateChanged(bool arg);
+ void goalSpriteChanged(QString arg);
+ void currentSpriteChanged(QString arg);
+
+public slots:
+
+ void jumpTo(const QString &sprite);
+ void setGoalSprite(const QString &sprite);
+
+ void setRunning(bool arg)
+ {
+ if (m_running != arg) {
+ m_running = arg;
+ emit runningChanged(arg);
+ }
+ }
+
+ void setInterpolate(bool arg)
+ {
+ if (m_interpolate != arg) {
+ m_interpolate = arg;
+ emit interpolateChanged(arg);
+ }
+ }
+
+private slots:
+ void createEngine();
+protected:
+ void reset();
+ QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
+private:
+ void prepareNextFrame();
+ QSGGeometryNode* buildNode();
+ QSGGeometryNode *m_node;
+ QQuickSpriteSequenceMaterial *m_material;
+ QList<QQuickSprite*> m_sprites;
+ QQuickSpriteEngine* m_spriteEngine;
+ QTime m_timestamp;
+ int m_curFrame;
+ bool m_pleaseReset;
+ bool m_running;
+ bool m_interpolate;
+ QString m_goalState;
+ QString m_curState;
+ int m_curStateIdx;
+ QSizeF m_sheetSize;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QQUICKSPRITESEQUENCE_P_H