google.load('visualization', '1.0', {'packages':['corechart']});
google.setOnLoadCallback(function(){
  var data = new google.visualization.DataTable();
       data.addColumn('string', '日');
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', '推測');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS前月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addColumn('number', 'iOS当月');
       data.addColumn({type:'string', role:'annotation'});
       data.addColumn({type:'string', role:'annotationText'});
       data.addRows([
        ['1日',null,null,null,null,null,null,11,null,null,11,null,null],
['2日',null,null,null,null,null,null,19,null,null,22,null,null],
['3日',null,null,null,null,null,null,21,null,null,24,null,null],
['4日',null,null,null,null,null,null,22,null,null,33,null,null],
['5日',null,null,null,null,null,null,23,'UP!','6周年記念スカウト LOVE編 グループB: 05/05 → 05/12',49,null,null],
['6日',null,null,null,null,null,null,9,null,null,42,null,null],
['7日',null,null,null,null,null,null,17,null,null,20,null,null],
['8日',null,null,null,null,null,null,23,null,null,24,null,null],
['9日',null,null,null,null,null,null,21,null,null,22,null,null],
['10日',null,null,null,null,null,null,19,'UP!','フィーチャースカウト　夏目編: 05/10 → 05/25',17,'UP!','フィーチャースカウト　藍良編: 06/10 → 06/25'],
['11日',null,null,null,null,null,null,6,null,null,10,null,null],
['12日',null,null,null,null,null,null,7,'UP!','6周年記念スカウト LOVE編 グループC: 05/12 → 05/19',18,null,null],
['13日',null,null,null,null,null,null,9,null,null,30,null,null],
['14日',null,null,null,null,null,null,15,'UP!','スカウト！ハルサキRide→ON！: 05/14 → 05/30',31,'UP!','スカウト！Ring.A.Bell: 06/14 → 06/29'],
['15日',null,null,null,null,null,null,4,'EV','攻略！迷宮結ぶアリアドネの糸: 05/15 → 05/23',3,'EV','SHUFFLE×Ringが誘う鐘の音: 06/15 → 06/23'],
['16日',null,null,null,null,null,null,7,null,null,2,null,null],
['17日',null,null,null,null,null,null,8,null,null,5,null,null],
['18日',null,null,null,null,null,null,16,null,null,13,null,null],
['19日',null,null,null,null,null,null,11,'UP!','6周年記念スカウト LOVE編 グループD: 05/19 → 05/26',19,null,null],
['20日',null,null,null,null,null,null,8,null,null,20,null,null],
['21日',null,null,null,null,null,null,17,null,null,20,null,null],
['22日',null,null,null,null,null,null,26,null,null,24,null,null],
['23日',null,null,null,null,null,null,23,null,null,27,null,null],
['24日',null,null,null,null,null,null,17,null,null,19,null,null],
['25日',null,null,null,null,null,null,15,'UP!','フィーチャースカウト　マヨイ編: 05/25 → 06/10',33,'UP!','フィーチャースカウト　真編: 06/25 → 07/10'],
['26日',null,null,null,null,null,null,6,'UP!','6周年記念スカウト LOVE編 グループE: 05/26 → 06/02',17,null,null],
['27日',null,null,null,null,null,null,9,null,null,28,null,null],
['28日',null,null,null,null,null,null,20,null,null,49,null,null],
['29日',null,null,null,null,null,null,27,null,null,49,'UP!','スカウト！ジェムスフィア: 06/29 → 07/14'],
['30日',null,null,null,null,null,null,19,'UP!','スカウト！ツツジ燃ゆる: 05/30 → 06/14',7,'EV','『SS』編／3nd Stageシークレットサービス: 06/30 → 07/08'],
['31日',null,null,null,null,null,null,6,'EV','『SS』編／2nd Stageサブマリン: 05/31 → 06/08',null,null,null]
        ]);
  var options = {
    chartArea: {'width':'85%', 'height':'65%', 'left':60 },
    'pointSize': 3,
    hAxis: { titleTextStyle:{italic:false}, format:'#',ticks: [1,5,10,15,20,25,30] },
    vAxis: { title:'2021年6月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:50},direction:-1 },
    legend: {position: 'top' },
    tooltip: { trigger: 'both' },
    focusTarget: 'category',
    colors:['skyblue','pink','#2980b9','#e74c3c']
  };

  var chart = new google.visualization.LineChart(document.getElementById('graphField'));
  chart.draw(data, options);

  var lastlogday=30 -1 ;
  var lastlogcat=10;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});