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Fixed area series paint bug caused by mouse event fix on line series
Fixed area series paint bug caused by mouse event fix on line series

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r1792:ea0ec9902253
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customtablemodel.cpp
120 lines | 3.1 KiB | text/x-c | CppLexer
Marek Rosa
New simple model example
r889 /****************************************************************************
**
** 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
** $QT_END_LICENSE$
**
****************************************************************************/
#include "customtablemodel.h"
#include <QVector>
#include <QTime>
#include <QRect>
#include <QColor>
CustomTableModel::CustomTableModel(QObject *parent) :
QAbstractTableModel(parent)
{
qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
m_columnCount = 4;
m_rowCount = 15;
// m_data
for (int i = 0; i < m_rowCount; i++)
{
QVector<qreal>* dataVec = new QVector<qreal>(m_columnCount);
for (int k = 0; k < dataVec->size(); k++)
{
if (k%2 == 0)
dataVec->replace(k, i * 50 + qrand()%20);
else
dataVec->replace(k, qrand()%100);
}
m_data.append(dataVec);
}
}
int CustomTableModel::rowCount(const QModelIndex & parent) const
{
Q_UNUSED(parent)
return m_data.count();
}
int CustomTableModel::columnCount(const QModelIndex & parent) const
{
Q_UNUSED(parent)
return m_columnCount;
}
QVariant CustomTableModel::headerData (int section, Qt::Orientation orientation, int role ) const
{
if (role != Qt::DisplayRole)
return QVariant();
if (orientation == Qt::Horizontal)
{
if (section%2 == 0)
return "x";
else
return "y";
}
else
return QString("%1").arg(section + 1);
}
QVariant CustomTableModel::data(const QModelIndex & index, int role) const
{
if (role == Qt::DisplayRole)
{
return m_data[index.row()]->at(index.column());
}
else if (role == Qt::EditRole)
{
return m_data[index.row()]->at(index.column());
}
else if (role == Qt::BackgroundRole)
{
QRect rect;
foreach(rect, m_mapping)
if(rect.contains(index.column(), index.row()))
return QColor(m_mapping.key(rect));
// cell not mapped return white color
return QColor(Qt::white);
}
return QVariant();
}
bool CustomTableModel::setData ( const QModelIndex & index, const QVariant & value, int role)
{
if (index.isValid() && role == Qt::EditRole)
{
m_data[index.row()]->replace(index.column(), value.toDouble());
emit dataChanged(index, index);
return true;
}
return false;
}
Qt::ItemFlags CustomTableModel::flags ( const QModelIndex & index ) const
{
return QAbstractItemModel::flags(index) | Qt::ItemIsEditable;
}
void CustomTableModel::addMapping(QString color, QRect area)
{
m_mapping.insertMulti(color, area);
}