google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', 'DL数');
       data.addColumn('number', 'Googleセルラン');
       data.addColumn('number', 'iOSセルラン');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
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['2021-02-20',null,null,293,null,null],
['2021-02-21',null,null,149,null,null],
['2021-02-22',null,null,231,null,null],
['2021-02-23',null,null,338,null,null],
['2021-02-24',null,null,273,null,null],
['2021-02-25',null,null,403,null,null],
['2021-02-26',null,null,266,null,null],
['2021-02-27',null,null,270,null,null],
['2021-02-28',null,null,271,null,null],
['2021-03-01',null,null,391,null,null],
['2021-03-02',null,null,509,null,null],
['2021-03-03',null,null,497,null,null],
['2021-03-04',null,null,515,null,null],
['2021-03-05',null,null,522,null,null],
['2021-03-06',null,null,392,null,null],
['2021-03-07',null,null,262,null,null],
['2021-03-08',null,null,335,null,null],
['2021-03-09',null,null,428,null,null],
['2021-03-10',null,null,379,null,null],
['2021-03-11',null,null,445,null,null],
['2021-03-12',null,null,319,null,null],
['2021-03-13',null,null,224,null,null],
['2021-03-14',null,null,231,null,null],
['2021-03-15',null,null,313,null,null],
['2021-03-16',null,null,395,null,null],
['2021-03-17',null,null,387,null,null],
['2021-03-18',null,null,440,null,null],
['2021-03-19',null,null,414,null,null],
['2021-03-20',null,null,281,null,null],
['2021-03-21',null,null,254,null,null],
['2021-03-22',null,null,384,null,null],
['2021-03-23',null,null,464,null,null],
['2021-03-24',null,null,486,null,null],
['2021-03-25',null,null,443,null,null],
['2021-03-26',null,null,402,null,null],
['2021-03-27',null,null,204,null,null],
['2021-03-28',null,null,232,null,null],
['2021-03-29',null,null,326,null,null],
['2021-03-30',null,null,349,null,null],
['2021-03-31',null,null,396,null,null],
['2021-04-01',null,null,475,null,null],
['2021-04-02',null,null,481,null,null],
['2021-04-03',null,null,442,null,null],
['2021-04-04',null,null,447,null,null],
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['2021-04-12',null,null,404,null,null],
['2021-04-13',null,null,394,null,null],
['2021-04-14',null,null,307,null,null],
['2021-04-15',null,null,365,null,null],
['2021-04-16',null,null,390,null,null],
['2021-04-17',null,null,371,null,null],
['2021-04-18',null,null,270,null,null],
['2021-04-19',null,null,340,null,null],
['2021-04-20',null,null,407,null,null]
        ]);
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    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    legend: {position: 'top' },
    vAxes:[
      {direction:1},
      {direction:-1,viewWindow:{min:0,max:500}}
    ],
    series: {
      0:{
        type: 'bars',
        color: 'skyblue',
        targetAxisIndex: 0,
      },
      1:{
        type: 'line',
        color: 'seagreen',                
        targetAxisIndex: 1,
      },
      2:{
        type: 'line',
        color: 'red',                
        targetAxisIndex: 1,
      },
    },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['#2980b9','#e74c3c']
  };
  var chart = new google.visualization.ComboChart(document.getElementById('graphField'));
  chart.draw(data, options);
  
  google.visualization.events.addListener(chart, 'click', function() {
    if(chart.getSelection()[0]){
      chart.setSelection(null)
    }
  });


});