/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtDataVisualization module.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
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****************************************************************************/

//
//  W A R N I N G
//  -------------
//
// This file is not part of the QtDataVisualization API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef DECLARATIVESERIES_P_H
#define DECLARATIVESERIES_P_H

#include "datavisualizationglobal_p.h"
#include "qbar3dseries.h"
#include "qscatter3dseries.h"
#include "qsurface3dseries.h"
#include "colorgradient_p.h"
#include <QQmlListProperty>

QT_BEGIN_NAMESPACE_DATAVISUALIZATION

enum GradientType {
    GradientTypeBase,
    GradientTypeSingle,
    GradientTypeMulti
};

class DeclarativeBar3DSeries : public QBar3DSeries
{
    Q_OBJECT
    Q_PROPERTY(QQmlListProperty<QObject> seriesChildren READ seriesChildren)
    // This property is overloaded to use QPointF instead of QPoint to work around qml bug
    // where Qt.point(0, 0) can't be assigned due to error "Cannot assign QPointF to QPoint".
    Q_PROPERTY(QPointF selectedBar READ selectedBar WRITE setSelectedBar NOTIFY selectedBarChanged)
    // This is static method in parent class, overload as constant property for qml.
    Q_PROPERTY(QPointF invalidSelectionPosition READ invalidSelectionPosition CONSTANT)
    Q_PROPERTY(ColorGradient *baseGradient READ baseGradient WRITE setBaseGradient NOTIFY baseGradientChanged)
    Q_PROPERTY(ColorGradient *singleHighlightGradient READ singleHighlightGradient WRITE setSingleHighlightGradient NOTIFY singleHighlightGradientChanged)
    Q_PROPERTY(ColorGradient *multiHighlightGradient READ multiHighlightGradient WRITE setMultiHighlightGradient NOTIFY multiHighlightGradientChanged)
    Q_CLASSINFO("DefaultProperty", "seriesChildren")

public:
    DeclarativeBar3DSeries(QObject *parent = 0);
    virtual ~DeclarativeBar3DSeries();

    QQmlListProperty<QObject> seriesChildren();
    static void appendSeriesChildren(QQmlListProperty<QObject> *list, QObject *element);

    void setSelectedBar(const QPointF &position);
    QPointF selectedBar() const;
    QPointF invalidSelectionPosition() const;

    void setBaseGradient(ColorGradient *gradient);
    ColorGradient *baseGradient() const;
    void setSingleHighlightGradient(ColorGradient *gradient);
    ColorGradient *singleHighlightGradient() const;
    void setMultiHighlightGradient(ColorGradient *gradient);
    ColorGradient *multiHighlightGradient() const;

public slots:
    void handleBaseGradientUpdate();
    void handleSingleHighlightGradientUpdate();
    void handleMultiHighlightGradientUpdate();

signals:
    void selectedBarChanged(QPointF position);
    void baseGradientChanged(ColorGradient *gradient);
    void singleHighlightGradientChanged(ColorGradient *gradient);
    void multiHighlightGradientChanged(ColorGradient *gradient);

private:
    ColorGradient *m_baseGradient; // Not owned
    ColorGradient *m_singleHighlightGradient; // Not owned
    ColorGradient *m_multiHighlightGradient; // Not owned
};

class DeclarativeScatter3DSeries : public QScatter3DSeries
{
    Q_OBJECT
    Q_PROPERTY(QQmlListProperty<QObject> seriesChildren READ seriesChildren)
    Q_PROPERTY(ColorGradient *baseGradient READ baseGradient WRITE setBaseGradient NOTIFY baseGradientChanged)
    Q_PROPERTY(ColorGradient *singleHighlightGradient READ singleHighlightGradient WRITE setSingleHighlightGradient NOTIFY singleHighlightGradientChanged)
    Q_PROPERTY(ColorGradient *multiHighlightGradient READ multiHighlightGradient WRITE setMultiHighlightGradient NOTIFY multiHighlightGradientChanged)
    // This is static method in parent class, overload as constant property for qml.
    Q_PROPERTY(int invalidSelectionIndex READ invalidSelectionIndex CONSTANT)
    Q_CLASSINFO("DefaultProperty", "seriesChildren")

public:
    DeclarativeScatter3DSeries(QObject *parent = 0);
    virtual ~DeclarativeScatter3DSeries();

    QQmlListProperty<QObject> seriesChildren();
    static void appendSeriesChildren(QQmlListProperty<QObject> *list, QObject *element);

    void setBaseGradient(ColorGradient *gradient);
    ColorGradient *baseGradient() const;
    void setSingleHighlightGradient(ColorGradient *gradient);
    ColorGradient *singleHighlightGradient() const;
    void setMultiHighlightGradient(ColorGradient *gradient);
    ColorGradient *multiHighlightGradient() const;

    int invalidSelectionIndex() const;

public slots:
    void handleBaseGradientUpdate();
    void handleSingleHighlightGradientUpdate();
    void handleMultiHighlightGradientUpdate();

signals:
    void baseGradientChanged(ColorGradient *gradient);
    void singleHighlightGradientChanged(ColorGradient *gradient);
    void multiHighlightGradientChanged(ColorGradient *gradient);

private:
    ColorGradient *m_baseGradient; // Not owned
    ColorGradient *m_singleHighlightGradient; // Not owned
    ColorGradient *m_multiHighlightGradient; // Not owned
};

class DeclarativeSurface3DSeries : public QSurface3DSeries
{
    Q_OBJECT
    Q_PROPERTY(QQmlListProperty<QObject> seriesChildren READ seriesChildren)
    // This property is overloaded to use QPointF instead of QPoint to work around qml bug
    // where Qt.point(0, 0) can't be assigned due to error "Cannot assign QPointF to QPoint".
    Q_PROPERTY(QPointF selectedPoint READ selectedPoint WRITE setSelectedPoint NOTIFY selectedPointChanged)
    // This is static method in parent class, overload as constant property for qml.
    Q_PROPERTY(QPointF invalidSelectionPosition READ invalidSelectionPosition CONSTANT)
    Q_PROPERTY(ColorGradient *baseGradient READ baseGradient WRITE setBaseGradient NOTIFY baseGradientChanged)
    Q_PROPERTY(ColorGradient *singleHighlightGradient READ singleHighlightGradient WRITE setSingleHighlightGradient NOTIFY singleHighlightGradientChanged)
    Q_PROPERTY(ColorGradient *multiHighlightGradient READ multiHighlightGradient WRITE setMultiHighlightGradient NOTIFY multiHighlightGradientChanged)
    Q_CLASSINFO("DefaultProperty", "seriesChildren")

public:
    DeclarativeSurface3DSeries(QObject *parent = 0);
    virtual ~DeclarativeSurface3DSeries();

    void setSelectedPoint(const QPointF &position);
    QPointF selectedPoint() const;
    QPointF invalidSelectionPosition() const;

    QQmlListProperty<QObject> seriesChildren();
    static void appendSeriesChildren(QQmlListProperty<QObject> *list, QObject *element);

    void setBaseGradient(ColorGradient *gradient);
    ColorGradient *baseGradient() const;
    void setSingleHighlightGradient(ColorGradient *gradient);
    ColorGradient *singleHighlightGradient() const;
    void setMultiHighlightGradient(ColorGradient *gradient);
    ColorGradient *multiHighlightGradient() const;

public slots:
    void handleBaseGradientUpdate();
    void handleSingleHighlightGradientUpdate();
    void handleMultiHighlightGradientUpdate();

signals:
    void selectedPointChanged(QPointF position);
    void baseGradientChanged(ColorGradient *gradient);
    void singleHighlightGradientChanged(ColorGradient *gradient);
    void multiHighlightGradientChanged(ColorGradient *gradient);

private:
    ColorGradient *m_baseGradient; // Not owned
    ColorGradient *m_singleHighlightGradient; // Not owned
    ColorGradient *m_multiHighlightGradient; // Not owned
};

QT_END_NAMESPACE_DATAVISUALIZATION

#endif