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我想在 X 轴上使用一组 DataTime 值。
使用 achartengine,我想在其上显示以下对象:

日期1,

  • 雨=>“价值”
  • 太阳=>“价值”
  • 风=>“价值”

日期2

  • 雨=>“价值”
  • 太阳=>“价值”
  • 风=>“价值”

ETC...

我已经用这些值设置了一个 achartengine。
这是我的代码:

if (mChartView == null){
            layout_chart = (LinearLayout) findViewById(R.id.chart);
            mChartView = ChartFactory.getCombinedXYChartView(
                    Grafico_modello.this
                    , chart.getDataset()//mDataset
                    , chart.getRenderer()//mRenderer
                    , chart.getTypes() //types
                    ); 
    }

//populating the object on the .getDataset method
for (i=0;i<name_label.length;i++){
    var[i] = new XYSeries(name_label[i]);
        for (j=0;j<grafico.length();j++){
            int unix_time=0;
            unix_time=grafico.getDays()[j];
            var[i].add(unix_time
                    , grafico.getVariabili()
                             .get(unix_time)
                        .get(name_var[i]));
            }
}

更新 1:图表

4

1 回答 1

1

我想我解决了我的问题。这是代码。

//SETTING THE DATASET
TimeSeries[] var = new TimeSeries[7];
XYSeriesRenderer[] arrayRenderer = new XYSeriesRenderer[7];
for (i=0;i<name_label.length;i++){
var[i] = new TimeSeries(name_label[i]);
    for (j=0;j<grafico.length();j++){
    int unix_time=0;
    unix_time=grafico.getDays()[j];
    Date date = new Date ();
    date.setTime((long)unix_time*1000);
    var[i].add(date
        , grafico.getVariabili()
                     .get(unix_time)
                      .get(name_var[i]));
    }
        arrayRenderer[i]= new XYSeriesRenderer();
}
//pioggia - celeste
arrayRenderer[0].setColor(Color.rgb(173, 216, 230));
//tmin - blu
arrayRenderer[1].setColor(Color.BLUE);
//tmax - rosso
arrayRenderer[2].setColor(Color.RED);
//sole - giallo
arrayRenderer[3].setColor(Color.YELLOW);
//vento - bianco
arrayRenderer[4].setColor(Color.WHITE);
//Umin - marrone
arrayRenderer[5].setColor(Color.rgb(165, 42, 42));
//Umax - verde
arrayRenderer[6].setColor(Color.GREEN);
}
//SETTING THE CHART
mChartView = ChartFactory.getTimeChartView(
            Grafico_meteo.this
            , mDataset//mDataset
            , mRenderer//mRenderer
            , null
            );
于 2011-09-14T08:15:51.870 回答