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/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt Charts module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the 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 The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 or (at your option) any later version
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** approved by the KDE Free Qt Foundation. The licenses are as published by
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** the Free Software Foundation and appearing in the file LICENSE.GPL3
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef DECLARATIVECATEGORYAXIS_H
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#define DECLARATIVECATEGORYAXIS_H
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#include <QtCharts/QCategoryAxis>
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#include <QtQml/QQmlListProperty>
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#include <QtQml/QQmlParserStatus>
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QT_CHARTS_BEGIN_NAMESPACE
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class DeclarativeCategoryRange : public QObject
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{
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Q_OBJECT
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Q_PROPERTY(qreal endValue READ endValue WRITE setEndValue)
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Q_PROPERTY(QString label READ label WRITE setLabel)
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public:
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explicit DeclarativeCategoryRange(QObject *parent = 0);
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qreal endValue() { return m_endValue; }
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void setEndValue(qreal endValue) { m_endValue = endValue; }
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QString label() { return m_label; }
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void setLabel(QString label) { m_label = label; }
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private:
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qreal m_endValue;
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QString m_label;
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};
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class DeclarativeCategoryAxis : public QCategoryAxis, public QQmlParserStatus
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{
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Q_OBJECT
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Q_INTERFACES(QQmlParserStatus)
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Q_PROPERTY(QQmlListProperty<QObject> axisChildren READ axisChildren)
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Q_CLASSINFO("DefaultProperty", "axisChildren")
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Q_PROPERTY(AxisLabelsPosition labelsPosition READ labelsPosition WRITE setLabelsPosition NOTIFY labelsPositionChanged REVISION 1)
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Q_ENUMS(AxisLabelsPosition)
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public:
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// duplicating enums from QChart to make the QML api namings 1-to-1 with the C++ api
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enum AxisLabelsPosition {
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AxisLabelsPositionCenter = 0x0,
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AxisLabelsPositionOnValue = 0x1
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};
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explicit DeclarativeCategoryAxis(QObject *parent = 0);
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QQmlListProperty<QObject> axisChildren();
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public: // from QDeclarativeParserStatus
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void classBegin();
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void componentComplete();
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public:
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AxisLabelsPosition labelsPosition() const;
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void setLabelsPosition(AxisLabelsPosition position);
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Q_SIGNALS:
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Q_REVISION(1) void labelsPositionChanged(AxisLabelsPosition position);
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public Q_SLOTS:
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Q_INVOKABLE void append(const QString &label, qreal categoryEndValue);
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Q_INVOKABLE void remove(const QString &label);
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Q_INVOKABLE void replace(const QString &oldLabel, const QString &newLabel);
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static void appendAxisChildren(QQmlListProperty<QObject> *list, QObject *element);
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private:
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static bool endValueLessThan(const QPair<QString, qreal> &value1, const QPair<QString, qreal> &value2);
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private:
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AxisLabelsPosition m_labelsPosition;
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};
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QT_CHARTS_END_NAMESPACE
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#endif // DECLARATIVECATEGORYAXIS_H
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