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,461,'UP!','【復刻】罪の大陸レジェンドフェス: 02/01 → 02/05',307,null,null],
['2日',null,null,null,null,null,null,375,null,null,313,null,null],
['3日',null,null,null,null,null,null,389,null,null,380,null,null],
['4日',null,null,null,null,null,null,395,null,null,469,null,null],
['5日',null,null,null,null,null,null,376,'UP!','ライバルフェス: 02/05 → 02/13',361,'UP!','ブレイブフェス: 03/05 → 03/17'],
['6日',null,null,null,null,null,null,270,'UP!','【復刻】初心者歓迎！精霊島フェス: 02/06 → 02/13',235,null,null],
['7日',null,null,null,null,null,null,355,null,null,395,null,null],
['8日',null,null,null,null,null,null,519,null,null,514,null,null],
['9日',null,null,null,null,null,null,646,null,null,705,null,null],
['10日',null,null,null,null,null,null,588,null,null,908,'UP!','グランドフェス: 03/10 → 03/22'],
['11日',null,null,null,null,null,null,757,null,null,95,null,null],
['12日',null,null,null,null,null,null,635,null,null,154,null,null],
['13日',null,null,null,null,null,null,676,'UP!','踏破型イベント「ツル姫の『愛は九領を救う』？」支援フェス: 02/13 → 02/21',228,'UP!','【復刻】湖都レジェンドフェス: 03/13 → 03/17'],
['14日',null,null,null,null,null,null,136,null,null,276,null,null],
['15日',null,null,null,null,null,null,220,null,null,356,null,null],
['16日',null,null,null,null,null,null,271,null,null,350,null,null],
['17日',null,null,null,null,null,null,335,null,null,384,'UP!','「うたわれるもの 二人の白皇」コラボフェス: 03/17 → 03/30'],
['18日',null,null,null,null,null,null,500,null,null,127,null,null],
['19日',null,null,null,null,null,null,488,null,null,177,null,null],
['20日',null,null,null,null,null,null,500,null,null,235,null,null],
['21日',null,null,null,null,null,null,596,'UP!','グランドフェス: 02/21 → 03/05',294,null,null],
['22日',null,null,null,null,null,null,120,null,null,346,null,null],
['23日',null,null,null,null,null,null,164,null,null,347,null,null],
['24日',null,null,null,null,null,null,214,'UP!','【復刻】精霊島レジェンドフェス: 02/24 → 02/28',442,'UP!','「うたわれるもの 散りゆく者への子守唄」復刻コラボフェス: 03/24 → 03/30'],
['25日',null,null,null,null,null,null,245,null,null,518,null,null],
['26日',null,null,null,null,null,null,315,null,null,452,'UP!','2200万ダウンロード記念レジェンドフェス第1弾: 03/26 → 04/07'],
['27日',null,null,null,null,null,null,350,'UP!','レジェンドフェス: 02/27 → 03/05',175,null,null],
['28日',null,null,null,null,null,null,190,null,null,203,null,null],
['29日',null,null,null,null,null,null,236,'UP!','【復刻】24時間限定！うるうフェス: 02/29 → 02/29',242,null,null],
['30日',null,null,null,null,null,null,null,null,null,302,null,null],
['31日',null,null,null,null,null,null,null,null,null,305,'UP!','2200万ダウンロード記念レジェンドフェス第2弾: 03/31 → 04/07']
        ]);
  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3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=31 -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)
      }
    });
  }

});