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,415,'UP!','プレミアムコレクションガチャ: 04/01 → 04/14',358,'EV','【復刻】2019もし、神様があなたと出会ったら: 05/01 → 05/07'],
['2日',null,null,null,null,null,null,273,null,null,153,null,null],
['3日',null,null,null,null,null,null,205,null,null,154,null,null],
['4日',null,null,null,null,null,null,227,null,null,189,null,null],
['5日',null,null,null,null,null,null,215,null,null,226,null,null],
['6日',null,null,null,null,null,null,167,null,null,199,null,null],
['7日',null,null,null,null,null,null,193,'UP!','【復刻】2019名コンビ誕生?!キミがオレでオレがキミ: 04/07 → 04/13',195,null,null],
['8日',null,null,null,null,null,null,180,null,null,189,'EV','【復刻】2017マトリVS捜査一課!?カラオケで競うイイ男NO.1♥: 05/08 → 05/18'],
['9日',null,null,null,null,null,null,163,null,null,195,null,null],
['10日',null,null,null,null,null,null,152,null,null,291,null,null],
['11日',null,null,null,null,null,null,167,null,null,470,null,null],
['12日',null,null,null,null,null,null,147,null,null,726,null,null],
['13日',null,null,null,null,null,null,186,null,null,679,null,null],
['14日',null,null,null,null,null,null,181,'UP!','春爛漫のキャンパスデイズ: 04/14 → 04/23',820,'UP!','ヒーローズコレクションガチャ: 05/14 → 05/17'],
['15日',null,null,null,null,null,null,120,null,null,580,null,null],
['16日',null,null,null,null,null,null,200,null,null,420,null,null],
['17日',null,null,null,null,null,null,337,null,null,511,null,null],
['18日',null,null,null,null,null,null,393,null,null,341,null,null],
['19日',null,null,null,null,null,null,261,'UP!','ヒーローズコレクションガチャ: 04/19 → 04/22',476,'UP!','ヒーローズコレクションガチャ: 05/19 → 05/22'],
['20日',null,null,null,null,null,null,174,null,null,347,null,null],
['21日',null,null,null,null,null,null,241,null,null,392,null,null],
['22日',null,null,null,null,null,null,284,null,null,448,'EV','Wandering roomと狂科学者: 05/22 → 06/01'],
['23日',null,null,null,null,null,null,342,'UP!','【復刻】2019スタマイUSA: 04/23 → 05/01',179,'UP!','荒木田蒼生BD2020: 05/23 → 05/24'],
['24日',null,null,null,null,null,null,92,null,null,144,null,null],
['25日',null,null,null,null,null,null,150,null,null,202,null,null],
['26日',null,null,null,null,null,null,227,null,null,271,null,null],
['27日',null,null,null,null,null,null,221,null,null,330,null,null],
['28日',null,null,null,null,null,null,227,null,null,289,null,null],
['29日',null,null,null,null,null,null,188,null,null,296,null,null],
['30日',null,null,null,null,null,null,256,null,null,417,null,null],
['31日',null,null,null,null,null,null,null,null,null,472,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:'2020年5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},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)
      }
    });
  }

});