package ca.nanometrics.gflot.client.example;
import ca.nanometrics.gflot.client.Axis;
import ca.nanometrics.gflot.client.DataPoint;
import ca.nanometrics.gflot.client.PlotModel;
import ca.nanometrics.gflot.client.SeriesHandler;
import ca.nanometrics.gflot.client.SimplePlot;
import ca.nanometrics.gflot.client.options.AxisOptions;
import ca.nanometrics.gflot.client.options.PlotOptions;
import ca.nanometrics.gflot.client.options.TickFormatter;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.Widget;
public class SimplePlotExample implements GFlotExample {
private static final String[] MONTH_NAMES = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
"nov", "dec" };
public String getName() {
return "SimplePlot";
}
public Widget createExample() {
PlotModel model = new PlotModel();
PlotOptions plotOptions = new PlotOptions();
// add tick formatter to the options
plotOptions.setXAxisOptions(new AxisOptions().setTicks(12).setTickFormatter(new TickFormatter() {
public String formatTickValue(double tickValue, Axis axis) {
return MONTH_NAMES[(int) (tickValue - 1)];
}
}));
// create a series
SeriesHandler handler = model.addSeries("Ottawa's Month Temperatures (Daily Average in °C)", "blue");
// add data
handler.add(new DataPoint(1, -10.5));
handler.add(new DataPoint(2, -8.6));
handler.add(new DataPoint(3, -2.4));
handler.add(new DataPoint(4, 6));
handler.add(new DataPoint(5, 13.6));
handler.add(new DataPoint(6, 18.4));
handler.add(new DataPoint(7, 21));
handler.add(new DataPoint(8, 19.7));
handler.add(new DataPoint(9, 14.7));
handler.add(new DataPoint(10, 8.2));
handler.add(new DataPoint(11, 1.5));
handler.add(new DataPoint(12, -6.6));
// create the plot
SimplePlot plot = new SimplePlot(model, plotOptions);
// put it on a panel
FlowPanel panel = new FlowPanel();
panel.add(plot);
return panel;
}
}