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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['2021-03-30',156218,null,411,null,null],
['2021-03-31',156297,null,432,null,null],
['2021-04-01',156292,null,441,null,null],
['2021-04-02',156398,null,80,null,null],
['2021-04-03',156403,199,116,null,null],
['2021-04-04',156479,174,152,null,null],
['2021-04-05',156561,167,177,null,null],
['2021-04-06',156630,161,210,null,null],
['2021-04-07',156660,157,263,null,null],
['2021-04-08',156755,155,270,null,null],
['2021-04-09',156975,150,297,null,null],
['2021-04-10',157006,197,298,null,null],
['2021-04-11',157058,196,292,null,null],
['2021-04-12',157266,197,264,null,null],
['2021-04-13',157418,186,232,null,null],
['2021-04-14',157546,null,244,null,null],
['2021-04-15',157546,null,379,null,null],
['2021-04-16',157879,null,386,null,null],
['2021-04-17',157938,null,318,null,null],
['2021-04-18',158093,null,312,null,null],
['2021-04-19',158281,null,378,null,null],
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['2021-04-27',159581,null,448,null,null],
['2021-04-28',159747,null,425,null,null],
['2021-04-29',159829,null,492,null,null],
['2021-04-30',159829,null,260,null,null],
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['2021-05-02',160544,null,92,null,null],
['2021-05-03',160853,172,134,null,null],
['2021-05-04',160853,162,166,null,null],
['2021-05-05',161516,162,210,null,null],
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['2021-05-19',163559,null,401,null,null],
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['2021-05-21',163680,null,649,null,null],
['2021-05-22',163990,null,343,null,null],
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['2021-05-24',164225,null,354,null,null],
['2021-05-25',164406,null,462,null,null],
['2021-05-26',164452,null,374,null,null],
['2021-05-27',164608,null,445,null,null],
['2021-05-28',164970,null,454,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    legend: {position: 'top' },
    vAxes:[
      {direction:1},
      {direction:-1,viewWindow:{min:0,max:600}}
    ],
    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)
    }
  });


});