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Diffstat (limited to 'examples/charts/chartsgallery/modeldatawidget.cpp')
-rw-r--r-- | examples/charts/chartsgallery/modeldatawidget.cpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/examples/charts/chartsgallery/modeldatawidget.cpp b/examples/charts/chartsgallery/modeldatawidget.cpp new file mode 100644 index 00000000..20d50aa6 --- /dev/null +++ b/examples/charts/chartsgallery/modeldatawidget.cpp @@ -0,0 +1,95 @@ +// Copyright (C) 2023 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only + +#include "modeldatawidget.h" +#include "modeldatamodel.h" + +#include <QChart> +#include <QChartView> +#include <QGraphicsLayout> +#include <QGridLayout> +#include <QHeaderView> +#include <QLineSeries> +#include <QTableView> +#include <QVXYModelMapper> + +QT_USE_NAMESPACE + +ModelDataWidget::ModelDataWidget(QWidget *parent) + : ContentWidget(parent) +{ + // create simple model for storing user's data + //! [1] + auto *model = new ModelDataModel; + //! [1] + + //! [2] + // create table view and add model to it + auto tableView = new QTableView; + tableView->setModel(model); + tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::Stretch); + tableView->verticalHeader()->setSectionResizeMode(QHeaderView::Stretch); + //! [2] + + //! [3] + auto chart = new QChart; + chart->setAnimationOptions(QChart::AllAnimations); + //! [3] + + // series 1 + //! [4] + auto series = new QLineSeries; + series->setName("Line 1"); + auto mapper = new QVXYModelMapper(this); + mapper->setXColumn(0); + mapper->setYColumn(1); + mapper->setSeries(series); + mapper->setModel(model); + chart->addSeries(series); + //! [4] + + //! [5] + // for storing color hex from the series + QString seriesColorHex = "#000000"; + + // get the color of the series and use it for showing the mapped area + seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper(); + model->addMapping(seriesColorHex, QRect(0, 0, 2, model->rowCount())); + //! [5] + + // series 2 + //! [6] + series = new QLineSeries; + series->setName("Line 2"); + + mapper = new QVXYModelMapper(this); + mapper->setXColumn(2); + mapper->setYColumn(3); + mapper->setSeries(series); + mapper->setModel(model); + chart->addSeries(series); + //! [6] + + //! [7] + // get the color of the series and use it for showing the mapped area + seriesColorHex = "#" + QString::number(series->pen().color().rgb(), 16).right(6).toUpper(); + model->addMapping(seriesColorHex, QRect(2, 0, 2, model->rowCount())); + //! [7] + + //! [8] + chart->createDefaultAxes(); + chart->layout()->setContentsMargins(0, 0, 0, 0); + auto chartView = new QChartView(chart, this); + chartView->setRenderHint(QPainter::Antialiasing); + //! [8] + + //! [9] + // create main layout + auto mainLayout = new QGridLayout; + mainLayout->addWidget(tableView, 1, 0); + mainLayout->addWidget(chartView, 1, 1); + mainLayout->setColumnStretch(1, 1); + mainLayout->setColumnStretch(0, 0); + setLayout(mainLayout); + //! [9] +} |