declarativeseries_p.h

// Copyright (C) 2016 The Qt Company Ltd.

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only

//

//  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 "qbar3dseries.h"

#include "qscatter3dseries.h"

#include "qsurface3dseries.h"

#include "colorgradient_p.h"

#include "declarativecolor_p.h"

#include <private/datavisualizationglobal_p.h>

#include <QtQml/qqml.h>

QT_BEGIN_NAMESPACE

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_PROPERTY(QQmlListProperty<DeclarativeColor> rowColors READ rowColors REVISION(6, 3))

    Q_CLASSINFO("DefaultProperty", "seriesChildren")

    QML_NAMED_ELEMENT(Bar3DSeries)

    QML_ADDED_IN_VERSION(1, 0)

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;

    QQmlListProperty<DeclarativeColor> rowColors();

    static void appendRowColorsFunc(QQmlListProperty<DeclarativeColor> *list,

                                    DeclarativeColor *color);

    static qsizetype countRowColorsFunc(QQmlListProperty<DeclarativeColor> *list);

    static DeclarativeColor *atRowColorsFunc(QQmlListProperty<DeclarativeColor> *list,

                                             qsizetype index);

    static void clearRowColorsFunc(QQmlListProperty<DeclarativeColor> *list);

public Q_SLOTS:

    void handleBaseGradientUpdate();

    void handleSingleHighlightGradientUpdate();

    void handleMultiHighlightGradientUpdate();

    void handleRowColorUpdate();

Q_SIGNALS:

    void selectedBarChanged(const 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

    QList<DeclarativeColor *> m_rowColors;

    bool m_dummyColors;

    void addColor(DeclarativeColor *color);

    QList<DeclarativeColor *> colorList();

    void clearColors();

    void clearDummyColors();

};

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")

    QML_NAMED_ELEMENT(Scatter3DSeries)

    QML_ADDED_IN_VERSION(1, 0)

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 Q_SLOTS:

    void handleBaseGradientUpdate();

    void handleSingleHighlightGradientUpdate();

    void handleMultiHighlightGradientUpdate();

Q_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")

    QML_NAMED_ELEMENT(Surface3DSeries)

    QML_ADDED_IN_VERSION(1, 0)

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 Q_SLOTS:

    void handleBaseGradientUpdate();

    void handleSingleHighlightGradientUpdate();

    void handleMultiHighlightGradientUpdate();

Q_SIGNALS:

    void selectedPointChanged(const 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

#endif

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