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,523,null,null,417,'EV','新世界フェス第2弾: 12/01 → 12/07'],
['2日',null,null,null,null,null,null,562,null,null,223,null,null],
['3日',null,null,null,null,null,null,578,null,null,249,null,null],
['4日',null,null,null,null,null,null,489,null,null,313,null,null],
['5日',null,null,null,null,null,null,456,'EV','第3部開放4周年＆完結記念フェス: 11/05 → 11/11',404,null,null],
['6日',null,null,null,null,null,null,373,null,null,351,null,null],
['7日',null,null,null,null,null,null,459,'EV','【復刻】オールスターレジェンドフェス: 11/07 → 11/11',268,'EV','幻獣の世界《柘榴獣》登場フェス: 12/07 → 12/15'],
['8日',null,null,null,null,null,null,411,null,null,187,null,null],
['9日',null,null,null,null,null,null,443,null,null,280,null,null],
['10日',null,null,null,null,null,null,468,null,null,403,'EV','【復刻】精霊島レジェンドフェス: 12/10 → 12/15'],
['11日',null,null,null,null,null,null,478,'EV','「第4部カウントダウン メダルハント」支援フェス: 11/11 → 11/25',450,null,null],
['12日',null,null,null,null,null,null,226,null,null,579,null,null],
['13日',null,null,null,null,null,null,326,'EV','第1弾【復刻】グランド＆レジェンドフェス: 11/13 → 11/17',602,null,null],
['14日',null,null,null,null,null,null,403,null,null,587,null,null],
['15日',null,null,null,null,null,null,451,null,null,629,'EV','『魔法科高校の劣等生 来訪者編』コラボフェス: 12/15 → 12/29'],
['16日',null,null,null,null,null,null,551,null,null,181,null,null],
['17日',null,null,null,null,null,null,669,'EV','第２弾【復刻】グランド＆レジェンドフェス: 11/17 → 11/21',282,null,null],
['18日',null,null,null,null,null,null,384,null,null,400,null,null],
['19日',null,null,null,null,null,null,548,null,null,457,'EV','踏破型イベント「迷子のエンヴィと聖夜の旅人」支援フェス: 12/19 → 12/25'],
['20日',null,null,null,null,null,null,648,null,null,215,null,null],
['21日',null,null,null,null,null,null,682,'EV',' 第3弾【復刻】グランド＆レジェンドフェス: 11/21 → 11/25',247,null,null],
['22日',null,null,null,null,null,null,382,null,null,373,'EV','【復刻】聖夜衣装フェス: 12/22 → 12/25'],
['23日',null,null,null,null,null,null,412,null,null,430,null,null],
['24日',null,null,null,null,null,null,455,null,null,474,null,null],
['25日',null,null,null,null,null,null,484,null,null,521,'EV','「幻獣の世界 中篇」配信記念！新世界フェス: 12/25 → 01/13'],
['26日',null,null,null,null,null,null,497,'EV','新世界フェス第1弾: 11/26 → 12/07',277,null,null],
['27日',null,null,null,null,null,null,200,null,null,327,null,null],
['28日',null,null,null,null,null,null,217,null,null,339,null,null],
['29日',null,null,null,null,null,null,261,null,null,454,'EV','年末年始【復刻】グランド＆レジェンドフェス: 12/29 → 01/06'],
['30日',null,null,null,null,null,null,312,null,null,238,null,null],
['31日',null,null,null,null,null,null,null,null,null,288,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:'2020年12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:700},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)
      }
    });
  }

});