Example usage for com.google.gwt.visualization.client DataView setColumns

Introduction

In this page you can find the example usage for com.google.gwt.visualization.client DataView setColumns.

Prototype

public final native void setColumns(JsArrayInteger columnIndices) ;

Source Link

Usage

From source file:com.google.gwt.visualization.sample.hellovisualization.client.VisualizationDemo.java

License:Apache License

/**
 * Creates a table and a view and shows both next to each other.
 *
 * @return a panel with two tables.// w w  w.j  a v  a 2s  .  c  o  m
 */
private Widget createDataView() {
    Panel panel = new HorizontalPanel();
    DataTable table = DataTable.create();

    /* create a table with 3 columns */
    table.addColumn(ColumnType.NUMBER, "x");
    table.addColumn(ColumnType.NUMBER, "x * x");
    table.addColumn(ColumnType.NUMBER, "sqrt(x)");
    table.addRows(10);
    for (int i = 0; i < table.getNumberOfRows(); i++) {
        table.setValue(i, 0, i);
        table.setValue(i, 1, i * i);
        table.setValue(i, 2, Math.sqrt(i));
    }
    /* Add original table */
    Panel flowPanel = new FlowPanel();
    panel.add(flowPanel);
    flowPanel.add(new Label("Original DataTable:"));
    Table chart = new Table();
    flowPanel.add(chart);
    chart.draw(table);

    flowPanel = new FlowPanel();
    flowPanel.add(new Label("DataView with columns 2 and 1:"));
    /* create a view on this table, with columns 2 and 1 */
    Table viewChart = new Table();
    DataView view = DataView.create(table);
    view.setColumns(new int[] { 2, 1 });
    flowPanel.add(viewChart);
    panel.add(flowPanel);
    viewChart.draw(view);

    return panel;
}

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From source file:com.rhizospherejs.gwt.showcase.client.gviz.GoogleVisualizationTab.java

License:Open Source License

private GoogleVisualizationTab() {
    initWidget(ui.createAndBindUi(this));
    dobInput.setValue(new Date());
    dobInput.setFormat(new DateBox.DefaultFormat(DateTimeFormat.getFormat(PredefinedFormat.DATE_SHORT)));

    // Ensures that both the Google Visualization APIs and Rhizosphere libraries
    // are loaded.
    VisualizationUtils.loadVisualizationApi(new Runnable() {
        @Override//from w ww.ja  va2 s . c  om
        public void run() {
            RhizosphereLoader.getInstance().ensureInjected(new Runnable() {
                @Override
                public void run() {
                    // Populate the DataTable with some sample data.
                    initDataTable();

                    // Setup configuration options for both Rhizosphere and the
                    // scatterplot.
                    initOptions();

                    DataView view = DataView.create(dataTable);
                    view.setColumns(new int[] { 1, 2 });
                    scatterChart = new ScatterChart(view, scatterChartOptions);
                    chartContainer.clear();
                    chartContainer.add(scatterChart);

                    rhizosphere = new GVizRhizosphere(dataTable, rhizosphereOptions);
                    rhizosphere.setWidth("400px");
                    rhizosphere.setHeight("400px");
                    rhizosphereContainer.clear();
                    rhizosphereContainer.add(rhizosphere);
                }
            });
        }
    }, "corechart");
}

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From source file:com.rhizospherejs.gwt.showcase.client.gviz.GoogleVisualizationTab.java

License:Open Source License

@Override
public void dataChanged() {
    DataView view = DataView.create(dataTable);
    view.setColumns(new int[] { 1, 2 });
    scatterChart.draw(view, scatterChartOptions);
    rhizosphere.draw(dataTable, GVizRhizosphere.Options.wrap(rhizosphereOptions));
}

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