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,358,null,null,545,null,null],
['2日',null,null,null,null,null,null,370,null,null,479,'EV','野生大解放チャレンジ ピーチパンサー編: 05/02 → 05/07'],
['3日',null,null,null,null,null,null,473,'EV','隊長の休日INジャパリパーク～四神襲来！～(セイリュウ編): 04/03 → 04/09',490,null,null],
['4日',null,null,null,null,null,null,256,null,null,571,null,null],
['5日',null,null,null,null,null,null,325,null,null,673,'EV','体力測定 メキシコサラマンダー&人面魚編: 05/05 → 05/19'],
['6日',null,null,null,null,null,null,377,null,null,244,null,null],
['7日',null,null,null,null,null,null,418,'EV','体力測定 ハブ編: 04/07 → 04/21',381,null,null],
['8日',null,null,null,null,null,null,298,null,null,540,'UP!','すぺしゃるWぴっくあっぷしょうたい: 05/08 → 05/09'],
['9日',null,null,null,null,null,null,388,null,null,572,null,null],
['10日',null,null,null,null,null,null,402,'EV','とくべつくんれん(4回目): 04/10 → 04/16',752,null,null],
['11日',null,null,null,null,null,null,502,null,null,739,'UP!','ヤンバルクイナすてっぷあっぷしょうたい: 05/11 → 05/19'],
['12日',null,null,null,null,null,null,466,null,null,321,null,null],
['13日',null,null,null,null,null,null,626,null,null,452,null,null],
['14日',null,null,null,null,null,null,905,'UP!','新章公開記念しょうたい: 04/14 → 04/21',524,'UP!','新章公開記念しょうたい: 05/14 → 05/21'],
['15日',null,null,null,null,null,null,518,null,null,541,'UP!','すぺしゃるWぴっくあっぷしょうたい: 05/15 → 05/16'],
['16日',null,null,null,null,null,null,464,null,null,560,null,null],
['17日',null,null,null,null,null,null,583,'UP!','カラカルすてっぷあっぷしょうたい: 04/17 → 04/21',753,null,null],
['18日',null,null,null,null,null,null,465,null,null,744,null,null],
['19日',null,null,null,null,null,null,582,null,null,661,'EV','ジャパリパーク立ち入り禁止区域・解除開始(8回目): 05/19 → 05/26'],
['20日',null,null,null,null,null,null,566,null,null,240,null,null],
['21日',null,null,null,null,null,null,738,'EV','セルリアン大掃除(13回目): 04/21 → 04/28',335,null,null],
['22日',null,null,null,null,null,null,290,null,null,438,'UP!','シーサーバルすぺしゃるWぴっくあっぷしょうたい: 05/22 → 05/26'],
['23日',null,null,null,null,null,null,383,null,null,486,null,null],
['24日',null,null,null,null,null,null,552,'UP!','すぺしゃるWぴっくあっぷしょうたい: 04/24 → 04/25',527,null,null],
['25日',null,null,null,null,null,null,598,null,null,475,null,null],
['26日',null,null,null,null,null,null,648,'UP!','PPPLIVE開催記念キングペンギンすてっぷあっぷしょうたい: 04/26 → 05/02',473,'EV','不思議な音と、オオきなミミの大冒険: 05/26 → 06/09'],
['27日',null,null,null,null,null,null,354,null,null,218,null,null],
['28日',null,null,null,null,null,null,366,'EV','手をのばせ！ 空飛ぶ魚へネコパンチ: 04/28 → 05/05',322,null,null],
['29日',null,null,null,null,null,null,278,null,null,510,'UP!','すぺしゃるWぴっくあっぷしょうたい: 05/29 → 05/30'],
['30日',null,null,null,null,null,null,412,'UP!','GWすぺしゃるシーサーぴっくあっぷしょうたい: 04/30 → 05/05',661,null,null],
['31日',null,null,null,null,null,null,null,null,null,636,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:'2021年5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)
      }
    });
  }

});