KDChartWidget.h

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/****************************************************************************
**
** This file is part of the KD Chart library.
**
** SPDX-FileCopyrightText: 2001 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
**
** SPDX-License-Identifier: MIT
**
****************************************************************************/
 
#ifndef __KDCHARTWIDGET_H__
#define __KDCHARTWIDGET_H__
 
#include "KDChartGlobal.h"
 
#include <QWidget>
#include <QtContainerFwd>
 
#include "KDChartEnums.h"
#include "KDChartHeaderFooter.h"
 
namespace KDChart {
 
// some forward declarations
class AbstractDiagram;
class Chart;
class AbstractCoordinatePlane;
class TableModel;
class BarDiagram;
class LineDiagram;
class Plotter;
class PieDiagram;
class RingDiagram;
class PolarDiagram;
class Legend;
class Position;
 
class KDCHART_EXPORT Widget : public QWidget
{
    Q_OBJECT
 
    Q_DISABLE_COPY(Widget)
    KDCHART_DECLARE_PRIVATE_BASE_POLYMORPHIC_QWIDGET(Widget)
 
public:
    explicit Widget(QWidget *parent = nullptr);
 
    ~Widget() override;
    void setDataset(int column, const QVector<qreal> &data, const QString &title = QString());
    void setDataset(int column, const QVector<QPair<qreal, qreal>> &data, const QString &title = QString());
    void setDataCell(int row, int column, qreal data);
    void setDataCell(int row, int column, QPair<qreal, qreal> data);
    void resetData();
 
public Q_SLOTS:
    void setGlobalLeading(int left, int top, int right, int bottom);
    void setGlobalLeadingLeft(int leading);
    void setGlobalLeadingTop(int leading);
    void setGlobalLeadingRight(int leading);
    void setGlobalLeadingBottom(int leading);
 
public:
    int globalLeadingLeft() const;
    int globalLeadingTop() const;
    int globalLeadingRight() const;
    int globalLeadingBottom() const;
 
    HeaderFooter *firstHeaderFooter();
    QList<HeaderFooter *> allHeadersFooters();
 
    void addHeaderFooter(const QString &text,
                         HeaderFooter::HeaderFooterType type,
                         Position position);
 
    void addHeaderFooter(HeaderFooter *header);
 
    void replaceHeaderFooter(HeaderFooter *header,
                             HeaderFooter *oldHeader = nullptr);
 
    void takeHeaderFooter(HeaderFooter *header);
 
    Legend *legend();
    QList<Legend *> allLegends();
 
    void addLegend(Position position);
    void addLegend(Legend *legend);
 
    void replaceLegend(Legend *legend, Legend *oldLegend = nullptr);
    void takeLegend(Legend *legend);
 
    AbstractDiagram *diagram();
 
    BarDiagram *barDiagram();
    LineDiagram *lineDiagram();
    Plotter *plotter();
    PieDiagram *pieDiagram();
    RingDiagram *ringDiagram();
    PolarDiagram *polarDiagram();
 
    AbstractCoordinatePlane *coordinatePlane();
 
    enum ChartType
    {
        NoType,
        Bar,
        Line,
        Plot,
        Pie,
        Ring,
        Polar
    };
 
    ChartType type() const;
 
    enum SubType
    {
        Normal,
        Stacked,
        Percent,
        Rows
    };
 
    SubType subType() const;
 
public Q_SLOTS:
    void setType(ChartType chartType, SubType subType = Normal);
    void setSubType(SubType subType);
 
private:
    void justifyModelSize(int rows, int columns);
    bool checkDatasetWidth(int width);
};
}
 
#endif // KDChartWidget_H