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,79,null,null,74,null,null],
['2日',null,null,null,null,null,null,94,null,null,104,null,null],
['3日',null,null,null,null,null,null,141,null,null,121,'UP!','優雅なるエスコートエクスプレスガチャ〘復刻〙: 03/03 → 03/07'],
['4日',null,null,null,null,null,null,153,null,null,105,null,null],
['5日',null,null,null,null,null,null,197,null,null,126,null,null],
['6日',null,null,null,null,null,null,180,null,null,152,null,null],
['7日',null,null,null,null,null,null,182,null,null,183,'EV','バディ×バディ【ミッションライブイベント】: 03/07 → 03/14'],
['8日',null,null,null,null,null,null,204,null,null,89,null,null],
['9日',null,null,null,null,null,null,208,null,null,127,'UP!','3月16日は4周年！★4ミラクルチケットセットガチャ: 03/09 → 04/20'],
['10日',null,null,null,null,null,null,204,'EV','にこにこねくと！【ミッションライブイベント】: 02/10 → 02/17',65,null,null],
['11日',null,null,null,null,null,null,46,null,null,54,null,null],
['12日',null,null,null,null,null,null,70,'UP!','バンドストーリー3章公開記念ハロー、ハッピーワールド！★4メンバー1人確定ガチャ: 02/12 → 03/05',97,null,null],
['13日',null,null,null,null,null,null,65,null,null,144,null,null],
['14日',null,null,null,null,null,null,90,'UP!','気持ちを込めてカラフルチョコレートガチャ〘復刻〙: 02/14 → 02/19',156,null,null],
['15日',null,null,null,null,null,null,79,null,null,155,null,null],
['16日',null,null,null,null,null,null,91,null,null,168,'EV','Backstage Pass 4 【ライブトライイベント】: 03/16 → 03/29'],
['17日',null,null,null,null,null,null,128,null,null,3,null,null],
['18日',null,null,null,null,null,null,133,null,null,8,null,null],
['19日',null,null,null,null,null,null,163,'EV','From the Past【ライブトライ！イベント】: 02/19 → 02/26',13,null,null],
['20日',null,null,null,null,null,null,65,null,null,19,'UP!','紗夜誕生日記念 Special birthday！ガチャ: 03/20 → 03/26'],
['21日',null,null,null,null,null,null,88,null,null,11,'UP!','4周年記念★4期間限定ミラクルチケットセットガチャ: 03/21 → 04/20'],
['22日',null,null,null,null,null,null,125,null,null,9,null,null],
['23日',null,null,null,null,null,null,170,null,null,19,'UP!','りみ誕生日記念Special birthday！ガチャ: 03/23 → 03/29'],
['24日',null,null,null,null,null,null,151,null,null,26,null,null],
['25日',null,null,null,null,null,null,171,null,null,40,'UP!','パレオ誕生日記念 Special birthday！ガチャ: 03/25 → 03/31'],
['26日',null,null,null,null,null,null,221,null,null,32,null,null],
['27日',null,null,null,null,null,null,254,'UP!','｢Flowerful＊｣開催記念スペシャルセット5回ガチャ: 02/27 → 03/01',40,null,null],
['28日',null,null,null,null,null,null,255,'EV','ゆめいろ♪パステルファンロード【対バンライブイベント】: 02/28 → 03/05',40,null,null],
['29日',null,null,null,null,null,null,null,null,null,46,null,null],
['30日',null,null,null,null,null,null,null,null,null,59,null,null],
['31日',null,null,null,null,null,null,null,null,null,72,'UP!','星海のコスモスクルーズガチャ: 03/31 → 04/09']
        ]);
  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3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)
      }
    });
  }

});