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,70,null,null,110,null,null],
['2日',null,null,null,null,null,null,142,null,null,149,null,null],
['3日',177,null,null,null,null,null,177,null,null,147,'UP!','SUNNY NEW YEARガチャ: 01/03 → 01/20'],
['4日',211,null,null,null,null,null,null,null,null,52,null,null],
['5日',262,null,null,null,null,null,null,null,null,89,null,null],
['6日',212,'UP!','選べる★5バッファーガチャ: 12/06 → 12/13',154,null,null,null,null,null,154,null,null],
['7日',210,null,null,202,null,null,null,null,null,null,null,null],
['8日',248,null,null,229,null,null,null,null,null,null,null,null],
['9日',267,null,null,245,null,null,null,null,null,null,null,null],
['10日',288,null,null,225,null,null,null,null,null,null,null,null],
['11日',288,null,null,263,null,null,null,null,null,null,null,null],
['12日',265,null,null,265,'UP!','選べる★5サポーターガチャ: 01/12 → 01/20',null,null,null,null,null,null],
['13日',269,'UP!','選べる★5ダンスガチャ: 12/13 → 12/24',218,null,null,null,null,null,null,null,null],
['14日',254,null,null,265,null,null,null,null,null,null,null,null],
['15日',277,null,null,271,null,null,null,null,null,null,null,null],
['16日',275,null,null,281,null,null,null,null,null,null,null,null],
['17日',265,'UP!','この瞬間をいつまでもガチャ: 12/17 → 12/28',279,null,null,null,null,null,null,null,null],
['18日',57,null,null,324,null,null,57,null,null,null,null,null],
['19日',null,null,null,306,null,null,90,null,null,null,null,null],
['20日',163,null,null,268,'UP!','咲き乱れる和ロック魂ガチャ: 01/20 → 01/31',163,null,null,null,null,null],
['21日',203,null,null,155,null,null,null,null,null,155,null,null],
['22日',223,null,null,222,null,null,null,null,null,null,null,null],
['23日',285,null,null,283,null,null,null,null,null,null,null,null],
['24日',233,'UP!','ハーフアニバーサリー記念 ドリームギフトガチャ: 12/24 → 01/01',322,null,null,null,null,null,null,null,null],
['25日',95,null,null,353,'UP!','ラブサインはさりげなくガチャ復刻: 01/25 → 01/31',95,'UP!','琉球の楽園ガチャ復刻: 12/25 → 12/31',null,null,null],
['26日',null,null,null,247,null,null,96,null,null,null,null,null],
['27日',null,null,null,318,null,null,140,null,null,null,null,null],
['28日',null,null,null,339,null,null,154,'UP!','アイプラフェスガチャ: 12/28 → 01/03',null,null,null],
['29日',null,null,null,328,null,null,28,null,null,null,null,null],
['30日',null,null,null,319,null,null,50,null,null,null,null,null],
['31日',null,null,null,307,'UP!','Valentine Memoriesガチャ: 01/31 → 02/15',78,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:'2022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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});