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,210,null,null,27,null,null],
['2日',null,null,null,null,null,null,159,'UP!','モンスト召喚 第3弾: 02/02 → 02/22',22,null,null],
['3日',null,null,null,null,null,null,36,null,null,22,null,null],
['4日',null,null,null,null,null,null,49,null,null,25,null,null],
['5日',null,null,null,null,null,null,64,null,null,19,null,null],
['6日',null,null,null,null,null,null,98,null,null,23,null,null],
['7日',null,null,null,null,null,null,105,null,null,25,null,null],
['8日',null,null,null,null,null,null,130,null,null,32,null,null],
['9日',null,null,null,null,null,null,173,'UP!','バレンタイン2021召喚: 02/09 → 02/15',46,null,null],
['10日',null,null,null,null,null,null,76,null,null,56,null,null],
['11日',null,null,null,null,null,null,121,null,null,63,'UP!','ホワイトデー2021召喚: 03/11 → 03/22'],
['12日',null,null,null,null,null,null,169,'UP!','極・言霊祭召喚: 02/12 → 02/16',43,null,null],
['13日',null,null,null,null,null,null,68,null,null,66,null,null],
['14日',null,null,null,null,null,null,102,null,null,75,null,null],
['15日',null,null,null,null,null,null,148,'UP!','ハジけ祭り: 02/15 → 03/01',87,null,null],
['16日',null,null,null,null,null,null,53,null,null,126,'UP!','極・言霊祭召喚: 03/16 → 03/22'],
['17日',null,null,null,null,null,null,73,null,null,41,null,null],
['18日',null,null,null,null,null,null,123,'UP!','解縛の要石召喚: 02/18 → 02/22',52,null,null],
['19日',null,null,null,null,null,null,83,null,null,79,null,null],
['20日',null,null,null,null,null,null,103,null,null,82,null,null],
['21日',null,null,null,null,null,null,139,null,null,75,null,null],
['22日',null,null,null,null,null,null,141,'UP!','真・言霊祭召喚: 02/22 → 03/02',67,'UP!','希捜隊召喚: 03/22 → 03/29'],
['23日',null,null,null,null,null,null,44,null,null,53,null,null],
['24日',null,null,null,null,null,null,65,null,null,100,null,null],
['25日',null,null,null,null,null,null,103,'UP!','鬼滅の刃召喚: 02/25 → 03/22',181,null,null],
['26日',null,null,null,null,null,null,7,null,null,305,'UP!','真・言霊祭召喚: 03/26 → 04/03'],
['27日',null,null,null,null,null,null,12,null,null,33,null,null],
['28日',null,null,null,null,null,null,17,null,null,48,null,null],
['29日',null,null,null,null,null,null,null,null,null,80,null,null],
['30日',null,null,null,null,null,null,null,null,null,124,null,null],
['31日',null,null,null,null,null,null,null,null,null,184,'UP!','LOVEキュンコトダマスターズ3召喚: 03/31 → 04/08']
        ]);
  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3月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:350},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=31 -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)
      }
    });
  }

});