import com.echo.holographlibrary.BarGraph; //导入依赖的package包/类
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    graph = (BarGraph) findViewById(R.id.graph);
    startBenchmarks = (Button) findViewById(R.id.startBenchmarks);
    progressBar = (ProgressBar) findViewById(R.id.progress);

    task = (StatisticsTask) getLastNonConfigurationInstance();
    if (task != null) {
        task.setListener(this);
    }
    startBenchmarks.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            task = new StatisticsTask(getAssets());
            task.setListener(MainActivity.this);
            task.execute();
        }
    });
}
 

import com.echo.holographlibrary.BarGraph; //导入依赖的package包/类
/**
 * 棒グラフを初期化する。
 */
private void initBarGraph() {
    ArrayList<Bar> points = new ArrayList<Bar>();
    points.add(createPointForBar("#99CC00", "X社", 11));
    points.add(createPointForBar("#990000", "Y社", 7));

    BarGraph barGraph = (BarGraph) findViewById(R.id.bargraph);
    barGraph.setBars(points);

    barGraph.setOnBarClickedListener(new OnBarClickedListener() {
        @Override
        public void onClick(int index) {

        }
    });
}
 

import com.echo.holographlibrary.BarGraph; //导入依赖的package包/类
private void drawHistory() {

        final ArrayList<Bar> points = new ArrayList<Bar>();
        for (DayHistory dh : history.getLastWeek()) {
            Bar d = new Bar();
            d.setColor(getActivity().getResources().getColor(R.color.graph_history));
            SimpleDateFormat formatter=new SimpleDateFormat("E");
            if(dh != null) {
                d.setName(formatter.format(dh.getCalendar().getTime()));
                d.setValue(dh.getTotalSteps());

                if(dayOfWeek == dh.getCalendar().get(Calendar.DAY_OF_WEEK)) {
                    d.setColor(getActivity().getResources().getColor(R.color.graph_history_selected));
                } else {
                    d.setSelectedColor(getActivity().getResources().getColor(R.color.graph_history_selected));
                }
            } else {
                d.setName("...");
                d.setValue(0);
            }
            points.add(d);

        }

        final BarGraph g = (BarGraph)getActivity().findViewById(R.id.graph_history);

        g.setOnBarClickedListener(new BarGraph.OnBarClickedListener() {
            @Override
            public void onClick(int index) {
                Bar c = points.get(index);
                mListener.setCurrentDay(batteryLevel, history, weekday2int(c.getName()));
            }
        });

        g.setBars(points);

    }
 

import com.echo.holographlibrary.BarGraph; //导入依赖的package包/类
@Override
public void displayGraph(List<Bar> points) {
  BarGraph graph = (BarGraph)getActivity().findViewById(R.id.graph);
  graph.setBars((ArrayList<Bar>) points);
}