HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Commit - r1317:1951d151d7af

Fixed problem with qhxymodelmapper

Marek Rosa -

r1317:1951d151d7af

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r1317:1951d151d7af

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src/xychart/qxymodelmapper.cpp +24 -8

                          index = topLeft.sibling(row, column);
                          if (m_orientation == Qt::Vertical && (index.column() == m_xSection|| index.column() == m_ySection)) {
                              if (index.row() >= m_first && (m_count == - 1 || index.row() < m_first + m_count)) {
+                                 QModelIndex xIndex = xModelIndex(index.row() - m_first);
+                                 QModelIndex yIndex = yModelIndex(index.row() - m_first);
+                                 if (xIndex.isValid() && yIndex.isValid()) {
                                  oldPoint = m_series->points().at(index.row() - m_first);
-                                 newPoint.setX(m_model->data(m_model->index(index.row(), m_xSection)).toReal());
-                                 newPoint.setY(m_model->data(m_model->index(index.row(), m_ySection)).toReal());
+                                     newPoint.setX(m_model->data(xIndex).toReal());
+                                     newPoint.setY(m_model->data(yIndex).toReal());
+                                 }
                              }
                          } else if (m_orientation == Qt::Horizontal && (index.row() == m_xSection || index.row() == m_ySection)) {
                              if (index.column() >= m_first && (m_count == - 1 || index.column() < m_first + m_count)) {
+                                 QModelIndex xIndex = xModelIndex(index.column() - m_first);
+                                 QModelIndex yIndex = yModelIndex(index.column() - m_first);
+                                 if (xIndex.isValid() && yIndex.isValid()) {
                                  oldPoint = m_series->points().at(index.column() - m_first);
-                                 newPoint.setX(m_model->data(m_model->index(m_xSection, index.column())).toReal());
-                                 newPoint.setY(m_model->data(m_model->index(m_ySection, index.column())).toReal());
+                                     newPoint.setX(m_model->data(xIndex).toReal());
+                                     newPoint.setY(m_model->data(yIndex).toReal());
+                                 }
                              }
                          } else {
                              continue;
                      int last = qMin(first + addedCount - 1, m_orientation == Qt::Vertical ? m_model->rowCount() - 1 : m_model->columnCount() - 1);
                      for (int i = first; i <= last; i++) {
                          QPointF point;
-                         point.setX(m_model->data(xModelIndex(i - m_first), Qt::DisplayRole).toDouble());
-                         point.setY(m_model->data(yModelIndex(i - m_first), Qt::DisplayRole).toDouble());
+                         QModelIndex xIndex = xModelIndex(i - m_first);
+                         QModelIndex yIndex = yModelIndex(i - m_first);
+                         if (xIndex.isValid() && yIndex.isValid()) {
+                             point.setX(m_model->data(xIndex, Qt::DisplayRole).toDouble());
+                             point.setY(m_model->data(yIndex, Qt::DisplayRole).toDouble());
                          m_series->insert(i - m_first, point);
                      }
+                     }
                      // remove excess of slices (abouve m_count)
                      if (m_count != -1 && m_series->points().size() > m_count)
                          if (toBeAdded > 0)
                              for (int i = m_series->count(); i < currentSize + toBeAdded; i++) {
                                  QPointF point;
-                                 point.setX(m_model->data(xModelIndex(i), Qt::DisplayRole).toDouble());
-                                 point.setY(m_model->data(yModelIndex(i), Qt::DisplayRole).toDouble());
+                                 QModelIndex xIndex = xModelIndex(i);
+                                 QModelIndex yIndex = yModelIndex(i);
+                                 if (xIndex.isValid() && yIndex.isValid()) {
+                                     point.setX(m_model->data(xIndex, Qt::DisplayRole).toDouble());
+                                     point.setY(m_model->data(yIndex, Qt::DisplayRole).toDouble());
                                  m_series->insert(i, point);
                              }
                      }
                  }
              }
+             }
              void QXYModelMapperPrivate::initializeXYFromModel()
              {

tests/tablemodelchart/customtablemodel.cpp +6 -6

                  qsrand(QTime(0,0,0).secsTo(QTime::currentTime()));
                  m_columnCount = 7;
-                 m_rowCount = 9;
+                 m_rowCount = 1029;
                  m_labels.append("Apples");
                  m_labels.append("Oranges");
              int CustomTableModel::columnCount(const QModelIndex & parent) const
              {
                  Q_UNUSED(parent)
-                 return m_columnCount + 1;
+                 return m_columnCount;// + 1;
              }
              QVariant CustomTableModel::headerData (int section, Qt::Orientation orientation, int role ) const
                  {
                      switch(index.column())
                      {
-                     case 7:
-                         return m_labels[index.row()];
+             //        case 7:
+             //            return m_labels[index.row()];
                      default:
                          return m_data[index.row()]->at(index.column());
                          break;
                  {
                      switch(index.column())
                      {
-                     case 7:
-                         return m_labels[index.row()];
+             //        case 7:
+             //            return m_labels[index.row()];
                      default:
                          return m_data[index.row()]->at(index.column());
                          break;

tests/tablemodelchart/tablewidget.cpp +14 -14

                      if (m_lineRadioButton->isChecked())
                      {
-                         m_chart->setAnimationOptions(QChart::NoAnimation);
+             //            m_chart->setAnimationOptions(QChart::NoAnimation);
                          // series 1
                          m_series = new QLineSeries;
-                         m_mapper = new QHXYModelMapper;
-                         m_mapper->setModel(m_model);
-                         m_mapper->setSeries(m_series);
-                         m_mapper->setXRow(0);
-                         m_mapper->setYRow(1);
-                         m_mapper->setFirst(3);
-                         m_mapper->setCount(4);
-             //            m_mapper = new QVXYModelMapper;
+             //            m_mapper = new QHXYModelMapper;
              //            m_mapper->setModel(m_model);
              //            m_mapper->setSeries(m_series);
-             //            m_mapper->setXColumn(0);
-             //            m_mapper->setYColumn(1);
+             //            m_mapper->setXRow(0);
+             //            m_mapper->setYRow(1);
              //            m_mapper->setFirst(3);
              //            m_mapper->setCount(4);
+                         m_mapper = new QVXYModelMapper;
+                         m_mapper->setModel(m_model);
+                         m_mapper->setSeries(m_series);
+                         m_mapper->setXColumn(0);
+                         m_mapper->setYColumn(1);
+                         m_mapper->setFirst(3);
+             //            m_mapper->setCount(4);
                          //            m_series->setModelMapping(0,1, Qt::Vertical);
                          //            m_series->setModelMappingRange(3, 4);
                          m_chart->addSeries(m_series);
                      if (!m_barRadioButton->isChecked()) {
-                         m_chart->axisX()->setRange(0, 500);
-                         m_chart->axisY()->setRange(0, 220);
+             //            m_chart->axisX()->setRange(0, 500);
+             //            m_chart->axisY()->setRange(0, 220);
                      }
                      m_chart->legend()->setVisible(true);

tests/tablemodelchart/tablewidget.h +1 -1

                  QChartView* m_chartView;
                  QChart* m_chart;
                  QXYSeries* m_series;
-                 QHXYModelMapper *m_mapper;
+                 QVXYModelMapper *m_mapper;
                  CustomTableModel* m_model;
                  QTableView* m_tableView;
                  QRadioButton* m_lineRadioButton;

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