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,null,null,null,null,null,null],
['2日',null,null,null,null,null,null,null,null,null,52,null,null],
['3日',null,null,null,null,null,null,198,null,null,108,null,null],
['4日',null,null,null,null,null,null,220,null,null,94,null,null],
['5日',null,null,null,null,null,null,220,null,null,108,null,null],
['6日',null,null,null,null,null,null,176,'UP!','我が教えよう！世界征服学部開設: 03/06 → 03/11',142,'UP!','集結！ヴァイガルドの用心棒！: 04/06 → 04/11'],
['7日',null,null,null,null,null,null,184,null,null,160,null,null],
['8日',null,null,null,null,null,null,76,null,null,180,null,null],
['9日',null,null,null,null,null,null,136,null,null,180,null,null],
['10日',null,null,null,null,null,null,180,null,null,317,null,null],
['11日',null,null,null,null,null,null,334,'UP!','胸キュン警報爆奏中！: 03/11 → 03/15',null,'UP!','奏でる調べは強さの証！戦場に轟く戦慄: 04/11 → 04/15'],
['12日',null,null,null,null,null,null,261,null,null,null,null,null],
['13日',null,null,null,null,null,null,203,null,null,null,null,null],
['14日',null,null,null,null,null,null,289,null,null,null,null,null],
['15日',null,null,null,null,null,null,11,'UP!','激★魔宴召喚 眉目秀麗！女を惑わす危ないヤツら！: 03/15 → 03/21',110,null,null],
['16日',null,null,null,null,null,null,390,null,null,null,'UP!','耳を粉砕リサイタルなのです: 04/16 → 04/20'],
['17日',null,null,null,null,null,null,11,null,null,110,null,null],
['18日',null,null,null,null,null,null,11,null,null,156,null,null],
['19日',null,null,null,null,null,null,33,null,null,35,null,null],
['20日',null,null,null,null,null,null,51,null,null,63,'UP!','無料おまけつき！メギド・オーブ召喚 ※10連で覇王・冥王・魔王のエンブリオ若1個おまけ（上限各スタイル3回）: 04/20 → 04/24'],
['21日',null,null,null,null,null,null,77,'UP!','番狂わせのリターンエッジ: 03/21 → 03/26',156,null,null],
['22日',null,null,null,null,null,null,89,null,null,151,null,null],
['23日',null,null,null,null,null,null,128,null,null,170,null,null],
['24日',null,null,null,null,null,null,371,null,null,271,'UP!','花嫁修業～リターンズ～: 04/24 → 04/30'],
['25日',null,null,null,null,null,null,336,null,null,143,null,null],
['26日',null,null,null,null,null,null,374,'UP!','復刻 俺たちにゃ明日はねー: 03/26 → 03/31',131,'UP!','激★魔宴召喚 CM記念！特別ラインナップ: 04/26 → 04/30'],
['27日',null,null,null,null,null,null,null,null,null,242,null,null],
['28日',null,null,null,null,null,null,null,null,null,131,null,null],
['29日',null,null,null,null,null,null,null,null,null,51,null,null],
['30日',null,null,null,null,null,null,null,null,null,69,'UP!','激★魔宴召喚 自分色に染まれ！筆持つ紙上の創世神: 04/30 → 05/06'],
['31日',null,null,null,null,null,null,null,'UP!','激★魔宴召喚 流麗なる調べ！凱歌奏でる吟遊詩人: 03/31 → 04/06',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:'2019年4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=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)
      }
    });
  }

});