KDChartTernaryGrid.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 KDCHARTTERNARYGRID_H
#define KDCHARTTERNARYGRID_H
 
#include <QList>
 
#include "KDChartAbstractGrid.h"
#include "KDChartTextLabelCache.h"
 
namespace KDChart {
 
struct TickInfo
{
    TickInfo(qreal percentage = 0, int depth = 0);
    qreal percentage;
    int depth;
};
 
bool operator==(const TickInfo &, const TickInfo &);
 
class PaintContext;
 
// VERIFY: Grids are not public API, are they?
class TernaryGrid : public AbstractGrid
{
public:
    TernaryGrid();
 
    ~TernaryGrid() override;
 
    void drawGrid(PaintContext *context) override;
    DataDimensionsList calculateGrid(const DataDimensionsList &rawDataDimensions) const override;
 
    QPair<QSizeF, QSizeF> requiredMargins() const;
    const QVector<TickInfo> &tickInfo() const;
 
private:
    QVector<TickInfo> m_tickInfo;
    // QList<PrerenderedLabel> m_labels;
};
}
 
#endif