KDChartTernaryAxis.h

Go to the documentation of this file.

/****************************************************************************
**
** 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 KDCHARTTERNARYAXIS_H
#define KDCHARTTERNARYAXIS_H
 
#include <KDChartAbstractAxis.h>
#include <KDChartPosition.h>
#include <KDChartTextAttributes.h>
 
class PrerenderedLabel;
 
namespace KDChart {
 
class AbstractTernaryDiagram;
 
class KDCHART_EXPORT TernaryAxis : public AbstractAxis
{
    Q_OBJECT
 
    Q_DISABLE_COPY(TernaryAxis)
    KDCHART_DECLARE_PRIVATE_DERIVED_PARENT(TernaryAxis, AbstractDiagram *)
 
public:
    explicit TernaryAxis(AbstractTernaryDiagram *diagram = nullptr);
    ~TernaryAxis() override;
 
    void paintAll(QPainter &) override;
    void paint(QPainter *) override;
    void paintCtx(PaintContext *) override;
 
    QRect geometry() const override;
    void setGeometry(const QRect &rect) override;
 
    bool isEmpty() const override;
    QSize minimumSize() const override;
    QSize maximumSize() const override;
    QSize sizeHint() const override;
    Qt::Orientations expandingDirections() const override;
 
    virtual const Position position() const;
    virtual void setPosition(Position p);
 
    void setTitleText(const QString &text);
    QString titleText() const;
    void setTitleTextAttributes(const TextAttributes &a);
    TextAttributes titleTextAttributes() const;
    void resetTitleTextAttributes();
    bool hasDefaultTitleTextAttributes() const;
 
    QPair<QSizeF, QSizeF> requiredMargins() const;
 
private:
    void updatePrerenderedLabels();
    // TODO, move class variables to private class
    QRect m_geometry;
    Position m_position;
 
    QString m_title;
    TextAttributes m_titleAttributes;
 
    // FIXME (Mirko): Move axis labels from grid to here, do not
    // expose them, just paint them. Use title text for text. Make
    // a function to allow the coordinate plane to calculate the
    // necessary margins, like this:
    PrerenderedLabel *m_label;
    PrerenderedLabel *m_fifty;
};
 
typedef QList<TernaryAxis *> TernaryAxisList;
}
 
#endif