|
|
/******************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2015 The Qt Company Ltd.
|
|
|
** Contact: http://www.qt.io/licensing/
|
|
|
**
|
|
|
** This file is part of the Qt Charts module.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE:COMM$
|
|
|
**
|
|
|
** 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 http://www.qt.io/terms-conditions. For further
|
|
|
** information use the contact form at http://www.qt.io/contact-us.
|
|
|
**
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
******************************************************************************/
|
|
|
|
|
|
// W A R N I N G
|
|
|
// -------------
|
|
|
//
|
|
|
// This file is not part of the Qt Chart API. It exists purely as an
|
|
|
// implementation detail. This header file may change from version to
|
|
|
// version without notice, or even be removed.
|
|
|
//
|
|
|
// We mean it.
|
|
|
|
|
|
#ifndef QPIEMODELMAPPER_P_H
|
|
|
#define QPIEMODELMAPPER_P_H
|
|
|
|
|
|
#include <QtCore/QObject>
|
|
|
#include <QtCharts/QPieModelMapper>
|
|
|
|
|
|
QT_BEGIN_NAMESPACE
|
|
|
class QModelIndex;
|
|
|
QT_END_NAMESPACE
|
|
|
|
|
|
QT_CHARTS_BEGIN_NAMESPACE
|
|
|
|
|
|
class QPieSlice;
|
|
|
|
|
|
class QPieModelMapperPrivate : public QObject
|
|
|
{
|
|
|
Q_OBJECT
|
|
|
|
|
|
public:
|
|
|
explicit QPieModelMapperPrivate(QPieModelMapper *q);
|
|
|
|
|
|
public Q_SLOTS:
|
|
|
// for the model
|
|
|
void modelUpdated(QModelIndex topLeft, QModelIndex bottomRight);
|
|
|
void modelRowsAdded(QModelIndex parent, int start, int end);
|
|
|
void modelRowsRemoved(QModelIndex parent, int start, int end);
|
|
|
void modelColumnsAdded(QModelIndex parent, int start, int end);
|
|
|
void modelColumnsRemoved(QModelIndex parent, int start, int end);
|
|
|
void handleModelDestroyed();
|
|
|
|
|
|
// for the series
|
|
|
void slicesAdded(QList<QPieSlice *> slices);
|
|
|
void slicesRemoved(QList<QPieSlice *> slices);
|
|
|
void sliceLabelChanged();
|
|
|
void sliceValueChanged();
|
|
|
void handleSeriesDestroyed();
|
|
|
|
|
|
void initializePieFromModel();
|
|
|
|
|
|
private:
|
|
|
QPieSlice *pieSlice(QModelIndex index) const;
|
|
|
bool isLabelIndex(QModelIndex index) const;
|
|
|
bool isValueIndex(QModelIndex index) const;
|
|
|
QModelIndex valueModelIndex(int slicePos);
|
|
|
QModelIndex labelModelIndex(int slicePos);
|
|
|
void insertData(int start, int end);
|
|
|
void removeData(int start, int end);
|
|
|
|
|
|
void blockModelSignals(bool block = true);
|
|
|
void blockSeriesSignals(bool block = true);
|
|
|
|
|
|
private:
|
|
|
QPieSeries *m_series;
|
|
|
QList<QPieSlice *> m_slices;
|
|
|
QAbstractItemModel *m_model;
|
|
|
int m_first;
|
|
|
int m_count;
|
|
|
Qt::Orientation m_orientation;
|
|
|
int m_valuesSection;
|
|
|
int m_labelsSection;
|
|
|
bool m_seriesSignalsBlock;
|
|
|
bool m_modelSignalsBlock;
|
|
|
|
|
|
private:
|
|
|
|
|
|
QPieModelMapper *q_ptr;
|
|
|
Q_DECLARE_PUBLIC(QPieModelMapper)
|
|
|
};
|
|
|
|
|
|
QT_CHARTS_END_NAMESPACE
|
|
|
|
|
|
#endif // QPIEMODELMAPPER_P_H
|
|
|
|