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,381,'EV','ベニガサが登場！ヒロイックフェス: 01/01 → 01/13',305,null,null],
['2日',null,null,null,null,null,null,413,null,null,339,'EV','【復刻】ケ者レジェンドフェス: 02/02 → 02/09'],
['3日',null,null,null,null,null,null,417,null,null,389,null,null],
['4日',null,null,null,null,null,null,475,null,null,434,'EV','【復刻】雪遊戯フェス: 02/04 → 02/09'],
['5日',null,null,null,null,null,null,513,null,null,431,null,null],
['6日',null,null,null,null,null,null,524,'EV','【復刻】九領レジェンドフェス: 01/06 → 01/13',520,null,null],
['7日',null,null,null,null,null,null,438,null,null,530,null,null],
['8日',null,null,null,null,null,null,517,null,null,529,null,null],
['9日',null,null,null,null,null,null,620,null,null,462,'EV',' 踏破型イベント「メイドに学ぶ！「おもてなし」」支援フェス: 02/09 → 02/16'],
['10日',null,null,null,null,null,null,577,null,null,281,null,null],
['11日',null,null,null,null,null,null,621,null,null,334,null,null],
['12日',null,null,null,null,null,null,508,null,null,450,'EV','【復刻】愛の聖人の日フェス: 02/12 → 02/16'],
['13日',null,null,null,null,null,null,436,'EV','敵意の魔神討伐支援フェス: 01/13 → 01/21',672,null,null],
['14日',null,null,null,null,null,null,287,null,null,783,null,null],
['15日',null,null,null,null,null,null,368,null,null,962,null,null],
['16日',null,null,null,null,null,null,482,null,null,836,'EV','「エステラ」が登場！ヒロイックフェス: 02/16 → 02/25'],
['17日',null,null,null,null,null,null,656,'EV','【復刻】ドラマチックバディフェス: 01/17 → 01/21',323,null,null],
['18日',null,null,null,null,null,null,634,null,null,392,null,null],
['19日',null,null,null,null,null,null,785,null,null,518,'EV','「ゼルダ」が登場！蘇る激闘の記憶 ヴィランフェス: 02/19 → 02/25'],
['20日',null,null,null,null,null,null,853,null,null,265,null,null],
['21日',null,null,null,null,null,null,693,'EV','ヴィランフェス: 01/21 → 01/29',344,null,null],
['22日',null,null,null,null,null,null,272,null,null,442,'EV','【復刻】賢者の塔レジェンドフェス: 02/22 → 02/25'],
['23日',null,null,null,null,null,null,364,null,null,452,null,null],
['24日',null,null,null,null,null,null,464,null,null,424,null,null],
['25日',null,null,null,null,null,null,497,null,null,353,'EV','「幻獣の世界＜エピローグ＞」配信記念！新世界フェス: 02/25 → 03/04'],
['26日',null,null,null,null,null,null,602,null,null,167,null,null],
['27日',null,null,null,null,null,null,699,null,null,271,null,null],
['28日',null,null,null,null,null,null,723,null,null,394,'EV','【復刻】新世界フェス: 02/28 → 03/04'],
['29日',null,null,null,null,null,null,658,'EV','「幻獣の世界 後篇」配信記念！新世界フェス: 01/29 → 02/09',null,null,null],
['30日',null,null,null,null,null,null,184,null,null,null,null,null],
['31日',null,null,null,null,null,null,207,null,null,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2月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1000},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=28 -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)
      }
    });
  }

});