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',305,null,null,234,null,null,null,null,null,null,null,null],
['2日',442,null,null,300,null,null,null,null,null,null,null,null],
['3日',435,null,null,341,null,null,null,null,null,null,null,null],
['4日',457,null,null,425,null,null,null,null,null,null,null,null],
['5日',471,null,null,430,null,null,null,null,null,null,null,null],
['6日',600,null,null,391,null,null,null,null,null,null,null,null],
['7日',466,null,null,446,null,null,null,null,null,null,null,null],
['8日',518,null,null,513,null,null,null,null,null,null,null,null],
['9日',536,null,null,476,null,null,null,null,null,null,null,null],
['10日',571,null,null,521,null,null,null,null,null,null,null,null],
['11日',606,null,null,488,null,null,null,null,null,null,null,null],
['12日',418,'UP!','八百夜町 必殺異聞録: 11/12 → 11/29',447,null,null,null,null,null,null,null,null],
['13日',155,null,null,378,null,null,155,null,null,null,null,null],
['14日',187,null,null,403,null,null,187,null,null,null,null,null],
['15日',243,null,null,452,null,null,null,null,null,null,null,null],
['16日',326,null,null,486,null,null,null,null,null,null,null,null],
['17日',350,null,null,427,'UP!','その誓いは七界に輝く: 12/17 → 12/31',null,null,null,null,null,null],
['18日',433,null,null,153,null,null,null,null,null,153,null,null],
['19日',443,null,null,194,null,null,null,null,null,194,null,null],
['20日',506,null,null,241,null,null,null,null,null,null,null,null],
['21日',519,null,null,320,null,null,null,null,null,null,null,null],
['22日',534,null,null,392,null,null,null,null,null,null,null,null],
['23日',625,null,null,483,null,null,null,null,null,null,null,null],
['24日',545,null,null,405,null,null,null,null,null,null,null,null],
['25日',477,null,null,277,null,null,null,null,null,null,null,null],
['26日',521,null,null,370,null,null,null,null,null,null,null,null],
['27日',298,null,null,535,null,null,null,null,null,null,null,null],
['28日',362,null,null,576,null,null,null,null,null,null,null,null],
['29日',515,null,null,578,null,null,null,null,null,null,null,null],
['30日',542,'UP!','星と氷の銀河鉄道 〜エステレラ発、ポポラの里経由、クエス＝アリアスゆき〜: 11/30 → 12/16',553,null,null,null,null,null,null,null,null],
['31日',null,null,null,600,null,null,null,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:'2021年12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:700},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)
      }
    });
  }

});