|
|
/****************************************************************************
|
|
|
**
|
|
|
** Copyright (C) 2012 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 Qt Commercial Charts Add-on.
|
|
|
**
|
|
|
** $QT_BEGIN_LICENSE$
|
|
|
** Licensees holding valid Qt Commercial licenses may use this file in
|
|
|
** accordance with the Qt Commercial 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
|
|
|
** $QT_END_LICENSE$
|
|
|
**
|
|
|
****************************************************************************/
|
|
|
|
|
|
#ifndef MODEL_H_
|
|
|
#define MODEL_H_
|
|
|
|
|
|
#include <QList>
|
|
|
#include <QPair>
|
|
|
#include <QPointF>
|
|
|
#include <QTime>
|
|
|
#include <stdlib.h>
|
|
|
|
|
|
typedef QPair<QPointF, QString> Data;
|
|
|
typedef QList<Data> DataList;
|
|
|
typedef QList<DataList> DataTable;
|
|
|
|
|
|
|
|
|
class Model
|
|
|
{
|
|
|
private:
|
|
|
Model(){}
|
|
|
|
|
|
public:
|
|
|
static DataTable generateRandomData(int listCount, int valueMax, int valueCount)
|
|
|
{
|
|
|
DataTable dataTable;
|
|
|
|
|
|
// set seed for random stuff
|
|
|
qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime()));
|
|
|
|
|
|
// generate random data
|
|
|
for (int i(0); i < listCount; i++) {
|
|
|
DataList dataList;
|
|
|
qreal yValue(0);
|
|
|
for (int j(0); j < valueCount; j++) {
|
|
|
yValue = yValue + (qreal) (qrand() % valueMax) / (qreal) valueCount;
|
|
|
QPointF value(
|
|
|
(j + (qreal) qrand() / (qreal) RAND_MAX)
|
|
|
* ((qreal) valueMax / (qreal) valueCount), yValue);
|
|
|
QString label = "Slice " + QString::number(i) + ":" + QString::number(j);
|
|
|
dataList << Data(value, label);
|
|
|
}
|
|
|
dataTable << dataList;
|
|
|
}
|
|
|
|
|
|
return dataTable;
|
|
|
}
|
|
|
|
|
|
};
|
|
|
|
|
|
#endif
|
|
|
|
