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',405,null,null,321,null,null,null,null,null,null,null,null],
['2日',380,null,null,449,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/02 → 04/04',null,null,null,null,null,null],
['3日',432,null,null,521,null,null,null,null,null,null,null,null],
['4日',444,null,null,508,'UP!','ダンザブロウダヌキすてっぷあっぷしょうたい: 04/04 → 04/11',null,null,null,null,null,null],
['5日',393,'UP!','すぺしゃるWぴっくあっぷしょうたい: 03/05 → 03/07',306,null,null,null,null,null,null,null,null],
['6日',515,null,null,345,null,null,null,null,null,null,null,null],
['7日',491,'UP!','ド派手にかませ！ 感謝のホワイトフェスしょうたい(後半): 03/07 → 03/14',405,'EV','体力測定 ホッキョクグマ編: 04/07 → 04/21',null,null,null,null,null,null],
['8日',402,null,null,353,null,null,null,null,null,null,null,null],
['9日',538,null,null,398,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/09 → 04/11',null,null,null,null,null,null],
['10日',542,'EV','体力測定 オランウータン編: 03/10 → 03/24',426,null,null,null,null,null,null,null,null],
['11日',448,null,null,523,'UP!','ケルベロス復刻すてっぷあっぷしょうたい: 04/11 → 04/18',null,null,null,null,null,null],
['12日',553,'UP!','すぺしゃるWぴっくあっぷしょうたい: 03/12 → 03/14',429,null,null,null,null,null,null,null,null],
['13日',570,null,null,417,null,null,null,null,null,null,null,null],
['14日',380,null,null,543,'EV','とくべつくんれん(10回目): 04/14 → 04/21',null,null,null,null,null,null],
['15日',429,'UP!','ライジュウすてっぷあっぷしょうたい: 03/15 → 03/22',408,null,null,null,null,null,null,null,null],
['16日',284,null,null,495,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/16 → 04/18',null,null,null,null,null,null],
['17日',340,'EV','野生大解放チャレンジ オオセンザンコウ編: 03/17 → 03/23',548,null,null,null,null,null,null,null,null],
['18日',348,null,null,532,'UP!','古代のフレンズ集合！すてっぷあっぷしょうたい: 04/18 → 04/25',null,null,null,null,null,null],
['19日',437,'UP!','すぺしゃるWぴっくあっぷしょうたい: 03/19 → 03/21',521,null,null,null,null,null,null,null,null],
['20日',522,null,null,566,null,null,null,null,null,null,null,null],
['21日',486,null,null,567,'EV','セルリアン大掃除(20回目): 04/21 → 04/28',null,null,null,null,null,null],
['22日',441,null,null,398,null,null,null,null,null,null,null,null],
['23日',470,null,null,516,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/23 → 04/25',null,null,null,null,null,null],
['24日',463,'EV','はなまる寄れば文殊の知恵！: 03/24 → 03/31',513,null,null,null,null,null,null,null,null],
['25日',321,null,null,574,'UP!','アザラシ＆アシカ集合！すてっぷあっぷしょうたい: 04/25 → 05/02',null,null,null,null,null,null],
['26日',291,'UP!','すぺしゃるWぴっくあっぷしょうたい: 03/26 → 03/28',419,null,null,null,null,null,null,null,null],
['27日',313,null,null,515,null,null,null,null,null,null,null,null],
['28日',329,null,null,571,'EV','キラリ輝け☆ファッションチェック！: 04/28 → 05/05',null,null,null,null,null,null],
['29日',377,null,null,380,null,null,null,null,null,null,null,null],
['30日',314,null,null,469,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/30 → 05/02',null,null,null,null,null,null],
['31日',336,'EV','目指せ！ マッスルたちの夢の園！！: 03/31 → 04/07',null,null,null,null,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:'2022年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:600},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=4;

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

});