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,257,null,null,395,'UP!','2020 Happy New Year!スタマイパーティ: 01/01 → 01/09'],
['2日',null,null,null,null,null,null,235,'UP!','標的はアナタ 瓦礫のシティバトル: 12/02 → 12/12',77,null,null],
['3日',null,null,null,null,null,null,119,null,null,71,'UP!','【復刻開催2020】幸せ初めの新年会: 01/03 → 01/09'],
['4日',null,null,null,null,null,null,162,'UP!','朝霧司BD 2019: 12/04 → 12/04',85,null,null],
['5日',null,null,null,null,null,null,155,null,null,91,null,null],
['6日',null,null,null,null,null,null,128,null,null,103,null,null],
['7日',null,null,null,null,null,null,145,null,null,113,null,null],
['8日',null,null,null,null,null,null,255,null,null,125,null,null],
['9日',null,null,null,null,null,null,195,null,null,107,null,null],
['10日',null,null,null,null,null,null,195,null,null,67,'UP!','新年のお慶びを申し上げたいのですが！？: 01/10 → 01/20'],
['11日',null,null,null,null,null,null,247,null,null,88,'UP!','渡辺悟BD 2020: 01/11 → 01/11'],
['12日',null,null,null,null,null,null,228,'UP!','【復刻開催2019】サンタは誰？大忙しのジングルベル♡: 12/12 → 12/18',114,null,null],
['13日',null,null,null,null,null,null,94,null,null,171,null,null],
['14日',null,null,null,null,null,null,89,null,null,240,null,null],
['15日',null,null,null,null,null,null,103,null,null,147,null,null],
['16日',null,null,null,null,null,null,104,null,null,151,null,null],
['17日',null,null,null,null,null,null,103,null,null,259,'UP!','宮瀬豪BD 2020: 01/17 → 01/17'],
['18日',null,null,null,null,null,null,121,null,null,133,null,null],
['19日',null,null,null,null,null,null,79,'UP!','聖夜を奏でる♪Symphonic numbers: 12/19 → 12/28',137,null,null],
['20日',null,null,null,null,null,null,158,null,null,225,null,null],
['21日',null,null,null,null,null,null,186,'UP!','桧山貴臣BD 2019: 12/21 → 12/21',306,null,null],
['22日',null,null,null,null,null,null,93,null,null,387,'UP!','Change ＆ Challenge 心をあらわすコレクション: 01/22 → 01/31'],
['23日',null,null,null,null,null,null,149,null,null,80,null,null],
['24日',null,null,null,null,null,null,250,null,null,99,null,null],
['25日',null,null,null,null,null,null,312,null,null,138,null,null],
['26日',null,null,null,null,null,null,357,null,null,166,null,null],
['27日',null,null,null,null,null,null,332,null,null,121,null,null],
['28日',null,null,null,null,null,null,416,null,null,135,null,null],
['29日',null,null,null,null,null,null,418,null,null,196,null,null],
['30日',null,null,null,null,null,null,472,null,null,213,'UP!','ヒーローズコレクションガチャ: 01/30 → 02/02'],
['31日',null,null,null,null,null,null,469,null,null,164,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1月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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)
      }
    });
  }

});