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,102,'UP!','September オオサカ Gコレクト: 09/01 → 09/30',169,'UP!','October シブヤ Gコレクト: 10/01 → 10/31'],
['2日',null,null,null,null,null,null,151,'UP!','ヒプノシスマイク -Division Rap Battle- 4周年記念 PREMIUM Gコレクト: 09/02 → 09/08',137,null,null],
['3日',174,null,null,null,null,null,174,null,null,122,null,null],
['4日',201,null,null,null,null,null,null,null,null,100,'UP!','Interlude  Gコレクト: 10/04 → 10/11'],
['5日',229,null,null,null,null,null,null,null,null,77,null,null],
['6日',265,null,null,153,null,null,null,null,null,153,null,null],
['7日',295,'UP!','楽曲追加キャンペーンGコレクト ～一二三・独歩～: 09/07 → 09/14',235,'UP!','【復刻】Break into! 後編～Bad Ass Temple～ Gコレクト: 10/07 → 10/09',null,null,null,null,null,null],
['8日',297,'UP!','2nd D.R.B Final Battle CD発売記念 PREMIUM Gコレクト: 09/08 → 09/15',264,null,null,null,null,null,null,null,null],
['9日',251,null,null,297,null,null,null,null,null,null,null,null],
['10日',283,'UP!','オータム・パニック 後編～混沌は極上の味わい！？～ Gコレクト: 09/10 → 09/21',311,null,null,null,null,null,null,null,null],
['11日',83,null,null,280,'UP!','Halloweeeeeeek!!!～ジャック・オー！～ Gコレクト: 10/11 → 11/02',83,null,null,null,null,null],
['12日',null,null,null,62,null,null,104,null,null,62,null,null],
['13日',152,null,null,null,null,null,152,null,null,117,null,null],
['14日',201,'UP!','楽曲追加キャンペーンGコレクト ～どついたれ本舗～: 09/14 → 09/21',196,null,null,null,null,null,196,null,null],
['15日',195,null,null,268,null,null,195,null,null,null,null,null],
['16日',201,'UP!','1.5th Anniv.カウントダウン PREMIUMセレクトGコレクト: 09/16 → 09/21',310,null,null,null,null,null,null,null,null],
['17日',135,null,null,324,null,null,135,null,null,null,null,null],
['18日',200,null,null,322,null,null,200,null,null,null,null,null],
['19日',284,null,null,334,null,null,null,null,null,null,null,null],
['20日',301,null,null,379,null,null,null,null,null,null,null,null],
['21日',201,'UP!','1.5th ANNIVERSARY Let\'s play! Gコレクト: 09/21 → 10/04',356,null,null,null,null,null,null,null,null],
['22日',23,null,null,354,'UP!','Halloweeeeeeek!!!～ハロウィンパーティーライブ～ Gコレクト: 10/22 → 11/02',23,null,null,null,null,null],
['23日',null,null,null,119,null,null,30,null,null,119,null,null],
['24日',null,null,null,136,null,null,44,null,null,136,null,null],
['25日',null,null,null,208,null,null,65,null,null,null,null,null],
['26日',null,null,null,265,null,null,73,null,null,null,null,null],
['27日',null,null,null,308,null,null,108,null,null,null,null,null],
['28日',null,null,null,300,null,null,148,null,null,null,null,null],
['29日',null,null,null,307,null,null,165,null,null,null,null,null],
['30日',193,null,null,305,null,null,193,null,null,null,null,null],
['31日',null,null,null,322,'UP!','白膠木簓 BIRTHDAY Gコレクト: 10/31 → 11/06',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:'2021年10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=31 -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)
      }
    });
  }

});