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,27,null,null,75,null,null],
['2日',null,null,null,null,null,null,48,null,null,112,null,null],
['3日',null,null,null,null,null,null,54,null,null,161,null,null],
['4日',null,null,null,null,null,null,72,null,null,159,null,null],
['5日',null,null,null,null,null,null,80,null,null,157,null,null],
['6日',null,null,null,null,null,null,107,null,null,196,null,null],
['7日',null,null,null,null,null,null,125,null,null,223,null,null],
['8日',null,null,null,null,null,null,151,null,null,184,null,null],
['9日',null,null,null,null,null,null,152,null,null,212,null,null],
['10日',null,null,null,null,null,null,188,null,null,199,'UP!','とある科学の一方通行～それぞれの日常～ステップアップガチャ: 09/10 → 09/30'],
['11日',null,null,null,null,null,null,217,null,null,10,null,null],
['12日',null,null,null,null,null,null,199,null,null,17,null,null],
['13日',null,null,null,null,null,null,163,'UP!','とある令嬢の夏季休暇ガチャ（前半）: 08/13 → 08/22',36,null,null],
['14日',null,null,null,null,null,null,14,null,null,69,null,null],
['15日',null,null,null,null,null,null,24,null,null,103,null,null],
['16日',null,null,null,null,null,null,47,null,null,110,null,null],
['17日',null,null,null,null,null,null,80,null,null,145,null,null],
['18日',null,null,null,null,null,null,101,null,null,158,null,null],
['19日',null,null,null,null,null,null,118,null,null,184,null,null],
['20日',null,null,null,null,null,null,111,null,null,178,null,null],
['21日',null,null,null,null,null,null,125,null,null,191,null,null],
['22日',null,null,null,null,null,null,126,'UP!','とある令嬢の夏季休暇ガチャ（後半）: 08/22 → 08/30',165,null,null],
['23日',null,null,null,null,null,null,32,null,null,195,null,null],
['24日',null,null,null,null,null,null,54,null,null,218,null,null],
['25日',null,null,null,null,null,null,96,null,null,208,null,null],
['26日',null,null,null,null,null,null,108,null,null,179,null,null],
['27日',null,null,null,null,null,null,160,null,null,208,null,null],
['28日',null,null,null,null,null,null,190,null,null,259,null,null],
['29日',null,null,null,null,null,null,235,null,null,275,null,null],
['30日',null,null,null,null,null,null,289,'UP!','とある乙女の上条争奪ガチャ: 08/30 → 09/10',254,'UP!','とある聖人の仰天騒動ガチャ: 09/30 → 10/11'],
['31日',null,null,null,null,null,null,43,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9月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:300},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)
      }
    });
  }

});