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,222,null,null,222,'EV','4th Anniversary 出逢いの奇跡、貴石の誓い: 09/01 → 09/15'],
['2日',null,null,null,null,null,null,306,null,null,14,null,null],
['3日',null,null,null,null,null,null,377,null,null,17,null,null],
['4日',null,null,null,null,null,null,393,null,null,29,null,null],
['5日',null,null,null,null,null,null,291,null,null,44,null,null],
['6日',null,null,null,null,null,null,334,null,null,43,null,null],
['7日',null,null,null,null,null,null,462,null,null,53,null,null],
['8日',null,null,null,null,null,null,515,null,null,67,null,null],
['9日',null,null,null,null,null,null,560,null,null,63,'UP!','九条壮馬BD2020: 09/09 → 09/10'],
['10日',null,null,null,null,null,null,782,null,null,58,null,null],
['11日',null,null,null,null,null,null,837,'EV','【復刻】2019復讐の葬送曲: 08/11 → 08/18',68,null,null],
['12日',null,null,null,null,null,null,342,null,null,69,null,null],
['13日',null,null,null,null,null,null,254,null,null,59,null,null],
['14日',null,null,null,null,null,null,210,null,null,55,null,null],
['15日',null,null,null,null,null,null,200,null,null,59,null,null],
['16日',null,null,null,null,null,null,266,null,null,47,'EV','主役は誰？明滅のフィルム･アワード: 09/16 → 09/25'],
['17日',null,null,null,null,null,null,269,null,null,120,null,null],
['18日',null,null,null,null,null,null,290,'EV','魅惑の歌謡ショウ: 08/18 → 08/28',231,null,null],
['19日',null,null,null,null,null,null,108,null,null,373,null,null],
['20日',null,null,null,null,null,null,94,null,null,461,null,null],
['21日',null,null,null,null,null,null,200,null,null,393,null,null],
['22日',null,null,null,null,null,null,206,null,null,362,null,null],
['23日',null,null,null,null,null,null,252,null,null,345,'UP!','青山樹BD2020: 09/23 → 09/24'],
['24日',null,null,null,null,null,null,355,null,null,206,null,null],
['25日',null,null,null,null,null,null,401,null,null,274,'EV','【復刻】2019銀河鉄道の終着駅にて: 09/25 → 10/02'],
['26日',null,null,null,null,null,null,398,null,null,321,null,null],
['27日',null,null,null,null,null,null,329,'UP!','ヒーローズコレクションガチャ: 08/27 → 08/30',427,null,null],
['28日',null,null,null,null,null,null,363,'EV','4周年前夜祭マップ: 08/28 → 09/01',459,null,null],
['29日',null,null,null,null,null,null,347,null,null,379,null,null],
['30日',null,null,null,null,null,null,362,null,null,344,null,null],
['31日',null,null,null,null,null,null,392,'UP!','山崎カナメBD2020: 08/31 → 09/01',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:'2020年9月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},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=10;

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

});