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; }
void MEX_PerfMonChart::setChart(QList<int> lowestList, QList<int> highestList, QList<int> averageList) { //Set layout QGridLayout *layout = new QGridLayout(this); QBarSet *low = new QBarSet("Lowest"); QBarSet *high = new QBarSet("Highest"); QBarSet *average = new QBarSet("Average"); ///-1 entfernen um letzten chart anzuzeigen - for (int i=0; i<(lowestList.size()-1); ++i) for (int i=0; i<(lowestList.size()); ++i) { //Chart list debug: //qDebug() <<"avglist at(" << i << ")" << averageList.at(i); *low << lowestList.at(i); *high << highestList.at(i); *average<< averageList.at(i); } QBarSeries* series = new QBarSeries(); series->append(low); series->append(high); series->append(average); QChart *chart = new QChart(); chart->addSeries(series); QStringList durations; durations << "duration1" << "duration2" << "duration3" << "duration4" << "duration5"; QBarCategoryAxis *axis = new QBarCategoryAxis(); axis->append(durations); chart->createDefaultAxes(); chart->setAxisX(axis, series); chart->legend()->setVisible(true); chart->legend()->setAlignment(Qt::AlignBottom); chart->setTitle("Durations in nanoseconds"); chart->setAnimationOptions(QChart::SeriesAnimations); QChartView *chartView = new QChartView(chart); chartView->setRenderHint(QPainter::Antialiasing); layout->addWidget(chartView,0,0); }
QT_CHARTS_USE_NAMESPACE int main(int argc, char *argv[]) { QApplication a(argc, argv); //![1] QBarSet *set0 = new QBarSet("Jane"); QBarSet *set1 = new QBarSet("John"); QBarSet *set2 = new QBarSet("Axel"); QBarSet *set3 = new QBarSet("Mary"); QBarSet *set4 = new QBarSet("Samantha"); *set0 << 1 << 2 << 3 << 4 << 5 << 6; *set1 << 5 << 0 << 0 << 4 << 0 << 7; *set2 << 3 << 5 << 8 << 13 << 8 << 5; *set3 << 5 << 6 << 7 << 3 << 4 << 5; *set4 << 9 << 7 << 5 << 3 << 1 << 2; //![1] //![2] QHorizontalBarSeries *series = new QHorizontalBarSeries(); series->append(set0); series->append(set1); series->append(set2); series->append(set3); series->append(set4); //![2] //![3] QChart *chart = new QChart(); chart->addSeries(series); chart->setTitle("Simple horizontal barchart example"); chart->setAnimationOptions(QChart::SeriesAnimations); //![3] //![4] QStringList categories; categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun"; QBarCategoryAxis *axisY = new QBarCategoryAxis(); axisY->append(categories); chart->setAxisY(axisY, series); QValueAxis *axisX = new QValueAxis(); chart->setAxisX(axisX, series); axisX->applyNiceNumbers(); //![4] //![5] chart->legend()->setVisible(true); chart->legend()->setAlignment(Qt::AlignBottom); //![5] //![6] QChartView *chartView = new QChartView(chart); chartView->setRenderHint(QPainter::Antialiasing); //![6] //![7] QMainWindow window; window.setCentralWidget(chartView); window.resize(420, 300); window.show(); //![7] return a.exec(); }