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,313,null,null,33,null,null,null,null,null],
['2日',null,null,null,172,null,null,54,null,null,172,'UP!','モンスト召喚 第4弾: 02/02 → 02/16'],
['3日',null,null,null,null,null,null,70,null,null,30,null,null],
['4日',null,null,null,null,null,null,86,null,null,37,null,null],
['5日',null,null,null,null,null,null,85,null,null,60,null,null],
['6日',null,null,null,null,null,null,91,'UP!','鋼の錬金術師FA召喚: 01/06 → 01/24',75,null,null],
['7日',null,null,null,null,null,null,33,null,null,93,null,null],
['8日',null,null,null,null,null,null,54,null,null,60,null,null],
['9日',null,null,null,null,null,null,72,null,null,77,null,null],
['10日',null,null,null,null,null,null,123,null,null,119,'UP!','極・言霊祭召喚: 02/10 → 02/16'],
['11日',null,null,null,null,null,null,162,null,null,69,null,null],
['12日',181,null,null,null,null,null,181,null,null,83,null,null],
['13日',207,null,null,null,null,null,null,null,null,132,null,null],
['14日',122,null,null,null,null,null,122,null,null,153,'UP!','バレンタイン2022召喚: 02/14 → 02/25'],
['15日',null,null,null,null,null,null,124,null,null,77,null,null],
['16日',187,null,null,null,null,null,187,null,null,105,null,null],
['17日',220,null,null,null,null,null,null,null,null,94,null,null],
['18日',235,'UP!','極・言霊祭召喚: 01/18 → 01/24',168,null,null,null,null,null,168,null,null],
['19日',89,null,null,222,null,null,89,null,null,null,null,null],
['20日',null,null,null,275,null,null,119,null,null,null,null,null],
['21日',null,null,null,300,'UP!','真・言霊祭召喚: 02/21 → 03/03',108,null,null,null,null,null],
['22日',147,null,null,85,null,null,147,null,null,85,null,null],
['23日',206,null,null,125,null,null,null,null,null,125,null,null],
['24日',212,null,null,214,null,null,null,null,null,null,null,null],
['25日',180,null,null,270,'UP!','銀魂召喚 第2弾: 02/25 → 03/12',180,null,null,null,null,null],
['26日',251,null,null,34,null,null,null,null,null,34,null,null],
['27日',326,null,null,null,null,null,null,null,null,52,null,null],
['28日',374,'UP!','真・言霊祭召喚: 01/28 → 02/03',82,null,null,null,null,null,82,null,null],
['29日',118,null,null,null,null,null,118,null,null,null,null,null],
['30日',168,null,null,null,null,null,168,null,null,null,null,null],
['31日',231,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: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=28 -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)
      }
    });
  }

});