SprarklineRenderer is an add-on renderer for Grid (Flow).

This add-on can be used to add a column with spark lines to Flow Grid. See demo for examples of the features.

Basic use

public class SparklineRendererDemoView extends DemoView {
    
private void basicDemo() {
//... 
    Grid<Song> grid = new Grid<>();
        grid.addColumn(Song::getName).setHeader("Name").setSortable(true);
        grid.addColumn(Song::getArtist).setHeader("Artist").setSortable(true);
        grid.setItems(createListOfOneSongs());
        // add a column with SparklineRenderer to Grid
        grid.addColumn(new SparklineRenderer<>(this::createSparklineValues,  song -> new SparklineConfiguration())).setHeader("Daily listeners");
//...
}

private SparklineValues createSparklineValues(Song song) {
    // convert existing time series data to a SparklineValues object
    return new SparklineValues(song.getDailyListeners().getMeasurements().stream().map(measurement -> new SparklineValues.SparklineValue(measurement.getInstant(), measurement.getValue())).collect(Collectors.toList()));
}
}

License & Author

This Add-on is distributed under Apache 2.0

Component Factory Sparkline Renderer is written by Vaadin Ltd.

Sponsored development

Major pieces of development of this add-on has been sponsored by multiple customers of Vaadin. Read more about Expert on Demand at: Support and Pricing

Install

Link to this version
BetaReleased 11 December 2020Apache License 2.0
Framework Support
Vaadin platform 14
Browser Compatibility
11
Install with
Release notes - Version 2.0.0
  • Update the component to Vaadin 14.
  • Change the license to Apache 2.0
  • [Breaking change] Change the package to com.vaadin.componentfactory