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,219,null,null,204,'EV','HAPPY FORTUNE NEW YEAR！【BINGOイベント】: 01/01 → 01/09'],
['2日',null,null,null,null,null,null,151,null,null,139,null,null],
['3日',null,null,null,null,null,null,145,'UP!','メイド☆DE☆Merm4id！ガチャ: 12/03 → 12/13',139,null,null],
['4日',null,null,null,null,null,null,150,'EV','メイド ☆DE☆ Merm4id！【ポーカーイベント】: 12/04 → 12/12',169,null,null],
['5日',null,null,null,null,null,null,73,'UP!','笹子・ジェニファー・由香 Birthday ガチャ: 12/05 → 12/07',210,null,null],
['6日',null,null,null,null,null,null,72,null,null,224,null,null],
['7日',null,null,null,null,null,null,123,null,null,266,'UP!','青柳 椿 birthday ガチャ: 01/07 → 01/09'],
['8日',null,null,null,null,null,null,139,null,null,119,null,null],
['9日',null,null,null,null,null,null,171,null,null,156,null,null],
['10日',null,null,null,null,null,null,247,null,null,147,null,null],
['11日',null,null,null,null,null,null,269,null,null,237,null,null],
['12日',null,null,null,null,null,null,308,null,null,367,'EV','繋ぎ手たちは導かれ～前編〜【レイドイベント】: 01/12 → 01/21'],
['13日',null,null,null,null,null,null,297,null,null,31,null,null],
['14日',null,null,null,null,null,null,331,'UP!','桜田 美夢 Birthday ガチャ: 12/14 → 12/16',52,null,null],
['15日',null,null,null,null,null,null,150,'EV','イタズラなサンタクロース【メドレーライブイベント】: 12/15 → 12/22',96,null,null],
['16日',null,null,null,null,null,null,55,null,null,117,null,null],
['17日',null,null,null,null,null,null,89,null,null,138,null,null],
['18日',null,null,null,null,null,null,175,null,null,149,null,null],
['19日',null,null,null,null,null,null,261,null,null,157,null,null],
['20日',null,null,null,null,null,null,325,null,null,187,null,null],
['21日',null,null,null,null,null,null,330,null,null,196,null,null],
['22日',null,null,null,null,null,null,349,null,null,202,null,null],
['23日',null,null,null,null,null,null,354,null,null,216,null,null],
['24日',null,null,null,null,null,null,380,'EV','年越⇒カウントダウンDays！【BINGOイベント】: 12/24 → 12/31',238,'EV','繋ぎ手たちは導かれ～後編〜【レイドイベント】: 01/24 → 02/02'],
['25日',null,null,null,null,null,null,93,null,null,29,null,null],
['26日',null,null,null,null,null,null,124,null,null,58,null,null],
['27日',null,null,null,null,null,null,208,null,null,102,null,null],
['28日',null,null,null,null,null,null,256,null,null,140,null,null],
['29日',null,null,null,null,null,null,147,null,null,224,null,null],
['30日',null,null,null,null,null,null,160,null,null,211,'UP!','花巻 乙和 birthday ガチャ: 01/30 → 02/01'],
['31日',null,null,null,null,null,null,186,null,null,121,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1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=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)
      }
    });
  }

});