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',315,'UP!','LiGHTsピックアップ召喚: 01/01 → 01/07',512,null,null,null,null,null,null,null,null],
['2日',294,null,null,438,null,null,null,null,null,null,null,null],
['3日',296,null,null,479,null,null,null,null,null,null,null,null],
['4日',315,null,null,552,null,null,null,null,null,null,null,null],
['5日',329,null,null,488,null,null,null,null,null,null,null,null],
['6日',335,null,null,494,null,null,null,null,null,null,null,null],
['7日',332,null,null,521,null,null,null,null,null,null,null,null],
['8日',372,null,null,482,null,null,null,null,null,null,null,null],
['9日',341,null,null,381,null,null,null,null,null,null,null,null],
['10日',314,null,null,382,'UP!','バレンタイン召喚 前編: 02/10 → 03/13',null,null,null,null,null,null],
['11日',314,null,null,282,null,null,null,null,null,null,null,null],
['12日',358,null,null,381,null,null,null,null,null,null,null,null],
['13日',452,'UP!','青空召喚 前編: 01/13 → 02/02',522,null,null,null,null,null,null,null,null],
['14日',346,null,null,489,null,null,null,null,null,null,null,null],
['15日',325,null,null,554,null,null,null,null,null,null,null,null],
['16日',389,null,null,737,null,null,null,null,null,null,null,null],
['17日',406,null,null,485,null,null,null,null,null,null,null,null],
['18日',453,null,null,601,null,null,null,null,null,null,null,null],
['19日',466,null,null,687,null,null,null,null,null,null,null,null],
['20日',448,null,null,650,null,null,null,null,null,null,null,null],
['21日',483,null,null,609,null,null,null,null,null,null,null,null],
['22日',459,null,null,624,'UP!','バレンタイン召喚 後編: 02/22 → 03/13',null,null,null,null,null,null],
['23日',483,'UP!','青空召喚 後編: 01/23 → 02/02',445,null,null,null,null,null,null,null,null],
['24日',261,null,null,482,null,null,null,null,null,null,null,null],
['25日',266,null,null,null,null,null,null,null,null,null,'UP!','この花は乙女ピックアップ召喚: 02/25 → 03/03'],
['26日',321,null,null,523,null,null,null,null,null,null,null,null],
['27日',414,'UP!','Ⅳ KLOREピックアップ召喚: 01/27 → 02/09',711,null,null,null,null,null,null,null,null],
['28日',415,null,null,639,null,null,null,null,null,null,null,null],
['29日',356,null,null,null,null,null,null,null,null,null,null,null],
['30日',377,null,null,null,null,null,null,null,null,null,null,null],
['31日',383,null,null,null,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:'2022年2月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:800},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=28 -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)
      }
    });
  }

});