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,120,'UP!','December オオサカ Gコレクト: 12/01 → 12/31',161,'UP!','HAPPY NEW YEAR 2021 Gコレクト: 01/01 → 01/19'],
['2日',null,null,null,null,null,null,128,null,null,76,null,null],
['3日',null,null,null,null,null,null,179,null,null,90,null,null],
['4日',null,null,null,null,null,null,222,null,null,90,null,null],
['5日',null,null,null,null,null,null,293,null,null,128,null,null],
['6日',null,null,null,null,null,null,280,null,null,144,null,null],
['7日',null,null,null,null,null,null,288,null,null,152,'UP!','D.H SIGN オオサカ Gコレクト: 01/07 → 01/18'],
['8日',null,null,null,null,null,null,238,'UP!','鬼の吉日 ～騒々しい事始め～ Gコレクト: 12/08 → 12/18',72,null,null],
['9日',null,null,null,null,null,null,54,null,null,105,'UP!','神宮寺寂雷 HAPPY BIRTHDAY Gコレクト: 01/09 → 01/15'],
['10日',null,null,null,null,null,null,82,null,null,96,null,null],
['11日',null,null,null,null,null,null,153,null,null,143,'UP!','【復刻】RIO\'S キッチン エミュー捕獲王決定戦Gコレクト: 01/11 → 01/13'],
['12日',null,null,null,null,null,null,211,null,null,149,null,null],
['13日',null,null,null,null,null,null,217,null,null,165,null,null],
['14日',null,null,null,null,null,null,229,null,null,190,null,null],
['15日',null,null,null,null,null,null,223,null,null,184,null,null],
['16日',null,null,null,null,null,null,260,'UP!','山田三郎 HAPPY BIRTHDAY Gコレクト: 12/16 → 12/22',184,null,null],
['17日',null,null,null,null,null,null,160,null,null,179,null,null],
['18日',null,null,null,null,null,null,190,'UP!','聖しこの夜はあなたとともに ～ホストクラブナイト～ Gコレクト: 12/18 → 12/28',115,'UP!','B.A.T SIGN ナゴヤ Gコレクト: 01/18 → 01/28'],
['19日',null,null,null,null,null,null,25,null,null,87,null,null],
['20日',null,null,null,null,null,null,28,null,null,76,null,null],
['21日',null,null,null,null,null,null,61,null,null,135,'UP!','【復刻】ヒプマイクエスト前編-ログインし者たち-Gコレクト: 01/21 → 01/23'],
['22日',null,null,null,null,null,null,97,null,null,159,null,null],
['23日',null,null,null,null,null,null,137,null,null,239,'UP!','天谷奴零 HAPPY BIRTHDAY Gコレクト: 01/23 → 01/29'],
['24日',null,null,null,null,null,null,186,'UP!','クリスマス Gコレクト: 12/24 → 12/26',180,null,null],
['25日',null,null,null,null,null,null,71,null,null,250,null,null],
['26日',null,null,null,null,null,null,94,null,null,279,null,null],
['27日',null,null,null,null,null,null,103,null,null,272,null,null],
['28日',null,null,null,null,null,null,137,'UP!','デンジャラス・ペンション～UMAの影を追え～ Gコレクト: 12/28 → 01/07',238,'UP!','M SIGN シンジュク Gコレクト: 01/28 → 02/08'],
['29日',null,null,null,null,null,null,54,null,null,89,'UP!','2nd D.R.B LIVE記念Trinity Gコレクト ～どついたれ本舗 VS Buster Bros!!!～: 01/29 → 01/31'],
['30日',null,null,null,null,null,null,78,null,null,105,null,null],
['31日',null,null,null,null,null,null,140,null,null,143,'UP!','【復刻】ヒプマイクエスト後編-そして現実へ-Gコレクト: 01/31 → 02/02']
        ]);
  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1月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:300},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)
      }
    });
  }

});