QChart *createChart(const DataTable &table)
{
QChart *chart = new QChart();
chart->setTitle("StackedBar: BarCateogry X, Log Y");
QString name("Series ");
QStackedBarSeries *series = new QStackedBarSeries(chart);
QLogValueAxis *logvalueaxis = new QLogValueAxis();
logvalueaxis->setBase(2);
QBarCategoryAxis *barcategory = new QBarCategoryAxis();
for (int i(0); i < table.count(); i++) {
QBarSet *set = new QBarSet("Bar set " + QString::number(i));
foreach (Data data, table[i])
*set << data.first.y();
series->append(set);
}
chart->addSeries(series);
int count = series->barSets().first()->count();
for (int i = 0; i < count; i++) {
barcategory->append("BarSet " + QString::number(i));
}
chart->setAxisY(logvalueaxis, series);
chart->setAxisX(barcategory, series);
return chart;
}
