Examples with ListDataProvider com.vaadin.data.provider.ListDataProvider used on opensource projects

Example 1 with ListDataProvider

use of com.vaadin.data.provider.ListDataProvider in project charts by vaadin.

the class ChartDataSeriesJSONSerializationTest method serialize_ContainerWithNameAndStack_NameAndStackSerialized.

@Test
public void serialize_ContainerWithNameAndStack_NameAndStackSerialized() {
    final Pair<ListDataProvider<TestItem>, DataProviderSeries<TestItem>> pair = createTuple();
    final DataProviderSeries<TestItem> dataProviderSeries = pair.getT2();
    dataProviderSeries.setY(TestItem::getY);
    dataProviderSeries.setName("foo");
    dataProviderSeries.setStack("bar");
    Configuration config = new Configuration();
    config.addSeries(dataProviderSeries);
    String actual = toJSON(dataProviderSeries);
    String expected = "{\"name\":\"foo\",\"stack\":\"bar\",\"data\":[]}";
    assertEquals(expected, actual);
}

Example 2 with ListDataProvider

use of com.vaadin.data.provider.ListDataProvider in project charts by vaadin.

the class GettingStarted method addColumnsSnippet1.

public void addColumnsSnippet1(List<WeatherInfo> weatherInfo) {
    Chart chart = new Chart();
    Configuration conf = chart.getConfiguration();
    ListDataProvider<WeatherInfo> dataProvider = new ListDataProvider<>(weatherInfo);
    DataProviderSeries<WeatherInfo> humidity = new DataProviderSeries<>(dataProvider);
    humidity.setName("Humidity");
    humidity.setX(WeatherInfo::getInstant);
    humidity.setY(WeatherInfo::getMeanHumidity);
    humidity.setPlotOptions(new PlotOptionsColumn());
    conf.addSeries(humidity);
}

Example 3 with ListDataProvider

use of com.vaadin.data.provider.ListDataProvider in project charts by vaadin.

the class DataProviderSeriesWithSpline method getChart.

@Override
protected Component getChart() {
    // Create container with two points
    Collection<TestItem> col = new ArrayList<>();
    DataProvider<TestItem, ?> ds = new ListDataProvider<>(col);
    LocalDateTime dateTime = LocalDateTime.of(2013, 3, 22, 12, 00);
    col.add(new TestItem(dateTime.toInstant(ZoneOffset.UTC), 5));
    dateTime = dateTime.plusDays(1);
    col.add(new TestItem(dateTime.toInstant(ZoneOffset.UTC), 10));
    dateTime = dateTime.plusDays(1);
    col.add(new TestItem(dateTime.toInstant(ZoneOffset.UTC), 5));
    DataProviderSeries<TestItem> chartDataSeries = new DataProviderSeries<>(ds);
    chartDataSeries.setX(TestItem::getDate);
    chartDataSeries.setY(TestItem::getValue);
    // Create chart and render
    Chart chart = new Chart();
    // Create chart config
    Configuration config = chart.getConfiguration();
    config.getxAxis().setType(AxisType.DATETIME);
    // Wrap container in a container data series
    chartDataSeries.setPlotOptions(new PlotOptionsSpline());
    // Add points to series
    config.addSeries(chartDataSeries);
    chart.setSizeFull();
    chart.drawChart(config);
    return chart;
}

Example 4 with ListDataProvider

use of com.vaadin.data.provider.ListDataProvider in project charts by vaadin.

the class ColoredContainerSeries method getChart.

@Override
protected Component getChart() {
    Chart chart = new Chart(ChartType.AREA);
    Configuration conf = chart.getConfiguration();
    conf.setTitle(new Title("Colored ContainerDataSeries"));
    conf.addxAxis(new XAxis());
    YAxis yAxis = new YAxis();
    yAxis.setTitle("Numbers");
    conf.addyAxis(yAxis);
    Collection<Test> col = new ArrayList<>();
    col.add(new Test(10, "TEN"));
    col.add(new Test(11, "ELEVEN"));
    col.add(new Test(12, "TWELVE"));
    DataProvider<Test, ?> ds = new ListDataProvider<>(col);
    DataProviderSeries<Test> chartDS = new DataProviderSeries<>(ds);
    chartDS.setName("Test Series");
    chartDS.setY(Test::getNumber);
    chartDS.setPointName(Test::getName);
    PlotOptionsArea plotOptions = new PlotOptionsArea();
    plotOptions.setFillColor(SolidColor.CORNFLOWERBLUE);
    plotOptions.setColor(SolidColor.GOLDENROD);
    chartDS.setPlotOptions(plotOptions);
    // conf.setPlotOptions(plotOptions);
    conf.setSeries(chartDS);
    chart.drawChart(conf);
    return chart;
}

Example 5 with ListDataProvider

use of com.vaadin.data.provider.ListDataProvider in project charts by vaadin.

the class GettingStarted method combinationChartPreparationsSnippet3.

public Chart combinationChartPreparationsSnippet3(ChartsData data) {
    Chart chart = new Chart();
    Configuration conf = chart.getConfiguration();
    conf.setTitle("Turku, Finland 2013");
    conf.getChart().setType(ChartType.LINE);
    ListDataProvider<WeatherInfo> dataProvider = new ListDataProvider<>(data.getWeatherData());
    DataProviderSeries<WeatherInfo> temp = new DataProviderSeries<>(dataProvider);
    temp.setName("Temperature");
    temp.setX(WeatherInfo::getInstant);
    temp.setY(WeatherInfo::getMaxTemp);
    conf.addSeries(temp);
    conf.getxAxis().setTitle("Date");
    conf.getxAxis().setType(AxisType.DATETIME);
    conf.getyAxis().setTitle("Temperature (°C)");
    return chart;
}