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// 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 Qt Chart 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 DECLARATIVECATEGORYAXIS_H
#define DECLARATIVECATEGORYAXIS_H
#include <QtQml/qqmlregistration.h>
#include <QtCharts/QCategoryAxis>
#include <private/declarativechartglobal_p.h>
#include <QtQml/QQmlListProperty>
#include <QtQml/QQmlParserStatus>
QT_BEGIN_NAMESPACE
class Q_CHARTSQML_EXPORT DeclarativeCategoryRange : public QObject
{
Q_OBJECT
Q_PROPERTY(qreal endValue READ endValue WRITE setEndValue)
Q_PROPERTY(QString label READ label WRITE setLabel)
QML_NAMED_ELEMENT(CategoryRange)
QML_ADDED_IN_VERSION(1, 1)
QML_EXTRA_VERSION(2, 0)
public:
explicit DeclarativeCategoryRange(QObject *parent = 0);
qreal endValue() { return m_endValue; }
void setEndValue(qreal endValue) { m_endValue = endValue; }
QString label() { return m_label; }
void setLabel(const QString &label);
private:
qreal m_endValue;
QString m_label;
};
class DeclarativeCategoryAxis : public QCategoryAxis, public QQmlParserStatus
{
Q_OBJECT
Q_INTERFACES(QQmlParserStatus)
Q_PROPERTY(QQmlListProperty<QObject> axisChildren READ axisChildren)
Q_CLASSINFO("DefaultProperty", "axisChildren")
Q_PROPERTY(AxisLabelsPosition labelsPosition READ labelsPosition WRITE setLabelsPosition NOTIFY labelsPositionChanged REVISION(2, 1))
Q_ENUMS(AxisLabelsPosition)
QML_NAMED_ELEMENT(CategoryAxis)
QML_ADDED_IN_VERSION(1, 1)
QML_EXTRA_VERSION(2, 0)
public:
// duplicating enums from QChart to make the QML api namings 1-to-1 with the C++ api
enum AxisLabelsPosition {
AxisLabelsPositionCenter = 0x0,
AxisLabelsPositionOnValue = 0x1
};
explicit DeclarativeCategoryAxis(QObject *parent = 0);
QQmlListProperty<QObject> axisChildren();
public: // from QDeclarativeParserStatus
void classBegin() override;
void componentComplete() override;
public:
AxisLabelsPosition labelsPosition() const;
void setLabelsPosition(AxisLabelsPosition position);
Q_SIGNALS:
Q_REVISION(2, 1) void labelsPositionChanged(AxisLabelsPosition position);
public Q_SLOTS:
Q_INVOKABLE void append(const QString &label, qreal categoryEndValue);
Q_INVOKABLE void remove(const QString &label);
Q_INVOKABLE void replace(const QString &oldLabel, const QString &newLabel);
static void appendAxisChildren(QQmlListProperty<QObject> *list, QObject *element);
private:
static bool endValueLessThan(const QPair<QString, qreal> &value1, const QPair<QString, qreal> &value2);
private:
AxisLabelsPosition m_labelsPosition;
};
QT_END_NAMESPACE
#endif // DECLARATIVECATEGORYAXIS_H
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