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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtDataVisualization module.
**
** Licensees holding valid Qt Enterprise licenses may use this file in
** accordance with the Qt Enterprise License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
**
****************************************************************************/
#ifndef QSCATTERDATAPROXY_H
#define QSCATTERDATAPROXY_H
#include <QtDataVisualization/qabstractdataproxy.h>
#include <QtDataVisualization/qscatterdataitem.h>
QT_DATAVISUALIZATION_BEGIN_NAMESPACE
typedef QVector<QScatterDataItem> QScatterDataArray;
class QScatterDataProxyPrivate;
class QT_DATAVISUALIZATION_EXPORT QScatterDataProxy : public QAbstractDataProxy
{
Q_OBJECT
Q_PROPERTY(int itemCount READ itemCount)
public:
explicit QScatterDataProxy(QObject *parent = 0);
virtual ~QScatterDataProxy();
// TODO: Replace first part of class description in docs with this once all TODOs are done:
/*
* QScatterDataProxy handles adding, inserting, changing and removing data items.
* QScatterDataProxy is optimized to use cases where the only defining characteristics of an
* individual scatter item are it's position and size. Modifying other data that might be
* added in the future such as color requires allocating additional data object for the bar.
*/
int itemCount() const;
const QScatterDataArray *array() const;
const QScatterDataItem *itemAt(int index) const;
void resetArray(QScatterDataArray *newArray);
void setItem(int index, const QScatterDataItem &item);
void setItems(int index, const QScatterDataArray &items);
int addItem(const QScatterDataItem &item);
int addItems(const QScatterDataArray &items);
void insertItem(int index, const QScatterDataItem &item);
void insertItems(int index, const QScatterDataArray &items);
void removeItems(int index, int removeCount);
signals:
void arrayReset();
void itemsAdded(int startIndex, int count);
void itemsChanged(int startIndex, int count);
void itemsRemoved(int startIndex, int count);
void itemsInserted(int startIndex, int count);
protected:
explicit QScatterDataProxy(QScatterDataProxyPrivate *d, QObject *parent = 0);
QScatterDataProxyPrivate *dptr();
const QScatterDataProxyPrivate *dptrc() const;
private:
Q_DISABLE_COPY(QScatterDataProxy)
friend class Scatter3DController;
};
QT_DATAVISUALIZATION_END_NAMESPACE
#endif
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