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,73,'EV','ニューイヤーキャンペーン: 01/01 → 01/12',70,'UP!','【4周年無料ガチャ②】神・幻獣界パンデモニウムガチャ②: 02/01 → 02/04'],
['2日',null,null,null,null,null,null,151,null,null,98,null,null],
['3日',null,null,null,null,null,null,179,null,null,112,'EV','ガイ断章｢心優しき力持ち｣: 02/03 → 02/17'],
['4日',null,null,null,null,null,null,210,null,null,100,null,null],
['5日',null,null,null,null,null,null,223,null,null,105,'EV','4周年キャンペーンガチャ: 02/05 → 02/12'],
['6日',null,null,null,null,null,null,255,'EV','ルード断章｢寡黙なるタークス｣: 01/06 → 01/20',62,null,null],
['7日',null,null,null,null,null,null,98,null,null,110,null,null],
['8日',null,null,null,null,null,null,125,null,null,151,'EV','レインズ参戦イベント｢高潔なる魂｣: 02/08 → 02/22'],
['9日',null,null,null,null,null,null,188,null,null,91,null,null],
['10日',null,null,null,null,null,null,197,null,null,115,null,null],
['11日',null,null,null,null,null,null,215,null,null,150,null,null],
['12日',null,null,null,null,null,null,197,'EV','次元の最果て:超越4: 01/12 → 01/26',168,'UP!','【4周年無料ガチャ⑥】次元の最果て超越編SPガチャ①: 02/12 → 02/17'],
['13日',null,null,null,null,null,null,151,null,null,54,null,null],
['14日',null,null,null,null,null,null,174,null,null,56,'UP!','【4周年無料ガチャ⑦】次元の最果て超越編SPガチャ②: 02/14 → 02/18'],
['15日',null,null,null,null,null,null,254,'UP!','宵闇の宴ガチャ①: 01/15 → 01/24',90,null,null],
['16日',null,null,null,null,null,null,120,null,null,127,null,null],
['17日',null,null,null,null,null,null,153,null,null,172,'UP!','【4周年記念無料ガチャ⑧】アラネア断章「天空をかける准将」: 02/17 → 02/19'],
['18日',null,null,null,null,null,null,184,null,null,116,null,null],
['19日',null,null,null,null,null,null,211,null,null,142,'UP!','【4周年無料ガチャ⑨】4周年キャンペーンセール②: 02/19 → 02/22'],
['20日',null,null,null,null,null,null,261,'UP!','ザンデ断章｢闇に魅せられた魔王｣: 01/20 → 01/26',71,null,null],
['21日',null,null,null,null,null,null,181,null,null,116,null,null],
['22日',null,null,null,null,null,null,223,null,null,158,'UP!','【4周年無料ガチャ⑩】闇に浮かぶ赫: 02/22 → 02/25'],
['23日',null,null,null,null,null,null,297,null,null,78,null,null],
['24日',null,null,null,null,null,null,361,null,null,114,null,null],
['25日',null,null,null,null,null,null,329,'EV','第三章四部後編｢仮初｣: 01/25 → 02/08',166,'UP!','【4周年無料ガチャ⑪】秘境の大妖花①: 02/25 → 03/03'],
['26日',null,null,null,null,null,null,131,null,null,223,'UP!','【4周年無料ガチャ⑫】秘境の大妖花②: 02/26 → 03/04'],
['27日',null,null,null,null,null,null,162,null,null,65,null,null],
['28日',null,null,null,null,null,null,270,null,null,86,null,null],
['29日',null,null,null,null,null,null,305,'EV','神・幻獣界パンデモニウム: 01/29 → 02/16',null,null,null],
['30日',null,null,null,null,null,null,33,null,null,null,null,null],
['31日',null,null,null,null,null,null,35,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:400},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)
      }
    });
  }

});