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,187,null,null,103,'UP!','第3部8章前編②: 11/01 → 11/05',187,'UP!','神・幻獣界オーディン: 12/01 → 12/06'],
['2日',177,null,null,237,null,null,177,null,null,null,null,null],
['3日',217,null,null,262,null,null,null,null,null,null,null,null],
['4日',263,null,null,310,null,null,null,null,null,null,null,null],
['5日',150,null,null,363,null,null,150,'UP!','優しい気持ちに包まれて: 11/05 → 11/09',null,null,null],
['6日',156,null,null,351,'UP!','アーシュラ断章: 12/06 → 12/10',156,null,null,null,null,null],
['7日',203,null,null,258,null,null,null,null,null,null,null,null],
['8日',259,null,null,291,null,null,null,null,null,null,null,null],
['9日',289,'UP!','3部8章後編『無限の可能性』②: 11/09 → 11/15',335,'UP!','蒼き躍動: 12/09 → 12/13',null,null,null,null,null,null],
['10日',310,null,null,289,null,null,null,null,null,null,null,null],
['11日',109,null,null,363,null,null,109,null,null,null,null,null],
['12日',163,null,null,414,null,null,163,null,null,null,null,null],
['13日',217,null,null,480,null,null,null,null,null,null,null,null],
['14日',253,null,null,391,'UP!','次元の最果て超越10: 12/14 → 12/18',null,null,null,null,null,null],
['15日',245,'UP!','6戦士クエスト①: 11/15 → 11/20',102,null,null,null,null,null,102,null,null],
['16日',119,null,null,128,null,null,119,'UP!','6戦士クエスト②: 11/16 → 11/21',128,null,null],
['17日',null,null,null,201,'UP!','プロフェッショナルの矜持: 12/17 → 12/20',133,null,null,null,null,null],
['18日',139,null,null,209,null,null,139,null,null,null,null,null],
['19日',209,'UP!','飄々として譲らず: 11/19 → 11/24',230,null,null,null,null,null,null,null,null],
['20日',189,null,null,264,null,null,189,null,null,null,null,null],
['21日',204,null,null,270,'UP!','廻る迅尾①: 12/21 → 12/26',null,null,null,null,null,null],
['22日',231,null,null,292,'UP!','廻る迅尾②: 12/22 → 12/27',null,null,null,null,null,null],
['23日',275,null,null,178,null,null,null,null,null,178,null,null],
['24日',312,null,null,209,null,null,null,null,null,null,null,null],
['25日',301,'UP!','不屈の護法機士: 11/25 → 12/01',249,null,null,null,null,null,null,null,null],
['26日',182,null,null,256,null,null,182,null,null,null,null,null],
['27日',195,null,null,279,null,null,195,null,null,null,null,null],
['28日',219,null,null,289,'UP!','第3部9章①: 12/28 → 01/01',null,null,null,null,null,null],
['29日',263,null,null,56,null,null,null,null,null,56,null,null],
['30日',323,null,null,null,null,null,null,null,null,67,'UP!','第3部9章②: 12/30 → 01/02'],
['31日',null,null,null,null,null,null,null,null,null,130,'UP!','2022ニューイヤーキャンペーン: 12/31 → 01/07']
        ]);
  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:'2021年12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)
      }
    });
  }

});