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/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com
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**
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** This file is part of the Qt Commercial Charts Add-on.
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**
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** $QT_BEGIN_LICENSE$
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef CHARTANIMATOR_P_H
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#define CHARTANIMATOR_P_H
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#include "qchartglobal.h"
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#include "chartanimation_p.h"
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#include "piechartitem_p.h"
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#include "barchartitem_p.h"
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#include <QPointF>
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QTCOMMERCIALCHART_BEGIN_NAMESPACE
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class ChartItem;
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class ChartAxis;
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class AreaChartItem;
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class SplineChartItem;
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class ScatterChartItem;
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class LineChartItem;
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class XYChartItem;
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class ChartAnimator : public QObject
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{
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Q_OBJECT
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public:
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enum State{ShowState, ScrollUpState, ScrollDownState, ScrollLeftState, ScrollRightState, ZoomInState, ZoomOutState};
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ChartAnimator(QObject *parent = 0);
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virtual ~ChartAnimator();
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void addAnimation(ChartAxis *item);
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void addAnimation(PieChartItem *item);
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void addAnimation(ScatterChartItem *item);
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void addAnimation(LineChartItem *item);
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void addAnimation(SplineChartItem *item);
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void addAnimation(BarChartItem *item);
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void removeAnimation(Chart *item);
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void animationStarted();
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void updateLayout(XYChartItem *item, QVector<QPointF> &oldLayout, QVector<QPointF> &newLayout, int index);
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void updateLayout(SplineChartItem *item, QVector<QPointF> &oldPoints, QVector<QPointF> &newPoints, QVector<QPointF> &oldControlPoints, QVector<QPointF> &newContorlPoints, int index);
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void updateLayout(ChartAxis *item, QVector<qreal> &layout);
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void addAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData, bool isEmpty);
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void removeAnimation(PieChartItem *item, PieSliceItem *sliceItem);
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void updateAnimation(PieChartItem *item, PieSliceItem *sliceItem, const PieSliceData &sliceData);
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void updateLayout(BarChartItem *item, const QVector<QRectF> &oldLayout, const QVector<QRectF> &newLayout);
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void setState(State state,const QPointF &point = QPointF());
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private:
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QMap<Chart *, ChartAnimation *> m_animations;
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State m_state;
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QPointF m_point;
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};
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QTCOMMERCIALCHART_END_NAMESPACE
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#endif
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