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,163,null,null,220,'UP!','新春記念限定復刻ガシャ: 01/01 → 01/07'],
['2日',null,null,null,null,null,null,64,null,null,133,null,null],
['3日',null,null,null,null,null,null,96,null,null,79,null,null],
['4日',null,null,null,null,null,null,130,null,null,91,null,null],
['5日',null,null,null,null,null,null,152,null,null,124,null,null],
['6日',null,null,null,null,null,null,161,null,null,124,null,null],
['7日',null,null,null,null,null,null,228,null,null,154,null,null],
['8日',null,null,null,null,null,null,288,null,null,136,null,null],
['9日',null,null,null,null,null,null,328,null,null,108,null,null],
['10日',null,null,null,null,null,null,180,null,null,184,'UP!','315スカウトガシャ　実装: 01/10 → 01/24'],
['11日',null,null,null,null,null,null,114,'UP!','聖夜の特別なプレゼントガシャ: 12/11 → 12/21',213,'UP!','心に響くハーモニーガシャ: 01/11 → 01/21'],
['12日',null,null,null,null,null,null,138,null,null,131,null,null],
['13日',null,null,null,null,null,null,39,null,null,68,null,null],
['14日',null,null,null,null,null,null,39,null,null,114,null,null],
['15日',null,null,null,null,null,null,75,null,null,181,'UP!','SOLO ST@GE Seriesガシャ: 01/15 → 01/22'],
['16日',null,null,null,null,null,null,134,null,null,264,null,null],
['17日',null,null,null,null,null,null,182,null,null,82,null,null],
['18日',null,null,null,null,null,null,226,'UP!','Live St＠ge Memoriesガシャ　彩: 12/18 → 01/18',90,'UP!','LIVE ST@GE Memoriesガシャ: 01/18 → 01/19'],
['19日',null,null,null,null,null,null,226,null,null,196,'UP!','LIVE ST@GE Memoriesガシャ: 01/19 → 01/20'],
['20日',null,null,null,null,null,null,155,null,null,210,'UP!','LIVE ST@GE Memoriesガシャ: 01/20 → 01/21'],
['21日',null,null,null,null,null,null,148,null,null,197,'UP!','冬のオススメ！Happy Milkガシャ: 01/21 → 01/31'],
['22日',null,null,null,null,null,null,172,null,null,192,null,null],
['23日',null,null,null,null,null,null,116,null,null,79,null,null],
['24日',null,null,null,null,null,null,115,null,null,79,'UP!','315スカウトガシャ　F-LAGS実装: 01/24 → 02/07'],
['25日',null,null,null,null,null,null,218,null,null,160,null,null],
['26日',null,null,null,null,null,null,265,null,null,174,null,null],
['27日',null,null,null,null,null,null,277,null,null,179,null,null],
['28日',null,null,null,null,null,null,126,null,null,260,null,null],
['29日',null,null,null,null,null,null,126,null,null,395,null,null],
['30日',null,null,null,null,null,null,189,null,null,null,null,null],
['31日',null,null,null,null,null,null,185,'UP!','2019！祈り輝く新春の舞ガシャ: 12/31 → 01/11',224,'UP!','TRE@SURE of FINLANDガシャ: 01/31 → 02/10']
        ]);
  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)
      }
    });
  }

});