/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Charts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef MAINWIDGET_H
#define MAINWIDGET_H

#include <QtCharts/QChartGlobal>
#include <QtCharts/QChart>
#include <QtCharts/QChartView>
#include <QtWidgets/QWidget>
#include <QtWidgets/QGraphicsWidget>
#include <QtWidgets/QGridLayout>
#include <QtWidgets/QGraphicsGridLayout>
#include <QtWidgets/QDoubleSpinBox>
#include <QtWidgets/QGroupBox>
#include <QtCharts/QBarSeries>

QT_CHARTS_USE_NAMESPACE

class MainWidget : public QWidget
{
    Q_OBJECT
public:
    explicit MainWidget(QWidget *parent = 0);
    void createSeries();
    void showLegendSpinbox();
    void hideLegendSpinbox();

public Q_SLOTS:
    void toggleAttached();
    void addBarset();
    void removeBarset();

    void setLegendAlignment();

    void toggleBold();
    void toggleItalic();
    void fontSizeChanged();

    void updateLegendLayout();

private:
    QChart *m_chart;
    QBarSeries *m_series;

    QChartView *m_chartView;
    QGridLayout *m_mainLayout;
    QGridLayout *m_buttonLayout;
    QGridLayout *m_fontLayout;

    QDoubleSpinBox *m_fontSize;

    // For detached layout
    QGroupBox *m_legendSettings;
    QDoubleSpinBox *m_legendPosX;
    QDoubleSpinBox *m_legendPosY;
    QDoubleSpinBox *m_legendWidth;
    QDoubleSpinBox *m_legendHeight;
};

#endif // MAINWIDGET_H