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,86,null,null,155,null,null],
['2日',null,null,null,null,null,null,121,null,null,277,null,null],
['3日',null,null,null,null,null,null,239,null,null,347,null,null],
['4日',null,null,null,null,null,null,247,'UP!','年末年始レジェンドフェス 第2弾: 01/04 → 01/10',317,'UP!','1700万ダウンロード記念復刻フェス: 02/04 → 02/08'],
['5日',null,null,null,null,null,null,232,null,null,274,'UP!','外海新世代復刻フェス: 02/05 → 02/08'],
['6日',null,null,null,null,null,null,232,null,null,214,null,null],
['7日',null,null,null,null,null,null,132,null,null,259,null,null],
['8日',null,null,null,null,null,null,189,null,null,259,'UP!','「追儺の奉演武」支援フェス: 02/08 → 02/14'],
['9日',null,null,null,null,null,null,198,null,null,313,null,null],
['10日',null,null,null,null,null,null,220,'UP!','「エマに願いを」支援フェス: 01/10 → 01/16',245,null,null],
['11日',null,null,null,null,null,null,219,null,null,325,null,null],
['12日',null,null,null,null,null,null,126,null,null,null,null,null],
['13日',null,null,null,null,null,null,197,null,null,389,null,null],
['14日',null,null,null,null,null,null,306,null,null,394,'UP!','初心者応援バレンタイン復刻フェス: 02/14 → 02/20'],
['15日',null,null,null,null,null,null,null,null,null,null,null,null],
['16日',null,null,null,null,null,null,null,'UP!','ブレイブフェス: 01/16 → 01/22',null,null,null],
['17日',null,null,null,null,null,null,null,null,null,170,null,null],
['18日',null,null,null,null,null,null,193,null,null,215,'UP!','【復刻】聖都レジェンドフェス: 02/18 → 02/21'],
['19日',null,null,null,null,null,null,176,'UP!','【復刻】副都レジェンドフェス: 01/19 → 01/22',327,null,null],
['20日',null,null,null,null,null,null,220,null,null,303,null,null],
['21日',null,null,null,null,null,null,212,null,null,251,'UP!','チェインクロニクル３　×　転生したらスライムだった件コラボフェス: 02/21 → 03/05'],
['22日',null,null,null,null,null,null,228,'UP!','錬金術の魔神討伐支援フェス: 01/22 → 01/29',299,null,null],
['23日',null,null,null,null,null,null,163,null,null,135,null,null],
['24日',null,null,null,null,null,null,163,null,null,98,null,null],
['25日',null,null,null,null,null,null,170,null,null,169,null,null],
['26日',null,null,null,null,null,null,276,null,null,202,'UP!','レジェンドフェス: 02/26 → 03/05'],
['27日',null,null,null,null,null,null,null,null,null,202,null,null],
['28日',null,null,null,null,null,null,null,null,null,108,null,null],
['29日',null,null,null,null,null,null,null,'UP!','レジェンドフェス: 01/29 → 02/04',null,null,null],
['30日',null,null,null,null,null,null,null,null,null,null,null,null],
['31日',null,null,null,null,null,null,132,null,null,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2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=28 -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)
      }
    });
  }

});