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,27,null,null,13,null,null],
['2日',null,null,null,null,null,null,30,null,null,44,null,null],
['3日',null,null,null,null,null,null,23,null,null,55,null,null],
['4日',null,null,null,null,null,null,15,null,null,73,null,null],
['5日',null,null,null,null,null,null,17,null,null,90,null,null],
['6日',null,null,null,null,null,null,16,null,null,93,null,null],
['7日',null,null,null,null,null,null,18,null,null,122,null,null],
['8日',null,null,null,null,null,null,17,null,null,136,null,null],
['9日',null,null,null,null,null,null,16,'UP!','崩壊域攻略ピックアップ: 12/09 → 12/16',156,null,null],
['10日',null,null,null,null,null,null,11,null,null,179,null,null],
['11日',null,null,null,null,null,null,14,null,null,198,null,null],
['12日',null,null,null,null,null,null,18,null,null,168,null,null],
['13日',null,null,null,null,null,null,28,null,null,148,null,null],
['14日',null,null,null,null,null,null,39,null,null,166,null,null],
['15日',null,null,null,null,null,null,44,null,null,170,'UP!','新キャラピックアップ: 01/15 → 01/31'],
['16日',null,null,null,null,null,null,44,'UP!','聖夜祭ピックアップ: 12/16 → 12/31',19,null,null],
['17日',null,null,null,null,null,null,3,null,null,39,null,null],
['18日',null,null,null,null,null,null,8,null,null,78,null,null],
['19日',null,null,null,null,null,null,18,null,null,105,null,null],
['20日',null,null,null,null,null,null,45,null,null,102,null,null],
['21日',null,null,null,null,null,null,117,null,null,121,null,null],
['22日',null,null,null,null,null,null,91,null,null,135,null,null],
['23日',null,null,null,null,null,null,66,null,null,154,'UP!','ピックアップガチャ: 01/23 → 01/31'],
['24日',null,null,null,null,null,null,87,null,null,141,null,null],
['25日',null,null,null,null,null,null,91,null,null,142,null,null],
['26日',null,null,null,null,null,null,89,'UP!','黒雷の廃竜ピックアップ: 12/26 → 01/03',146,null,null],
['27日',null,null,null,null,null,null,59,null,null,135,null,null],
['28日',null,null,null,null,null,null,80,null,null,142,null,null],
['29日',null,null,null,null,null,null,79,null,null,150,null,null],
['30日',null,null,null,null,null,null,55,null,null,182,null,null],
['31日',null,null,null,null,null,null,49,'UP!','謹賀新年ピックアップ: 12/31 → 01/31',191,'UP!','新キャラピックアップ: 01/31 → 02/15']
        ]);
  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:'2020年1月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:200},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)
      }
    });
  }

});