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,54,'UP!','2021新年ガシャ: 01/01 → 01/08',76,'UP!','4ステップアップガシャ-血族の因縁-: 02/01 → 02/15'],
['2日',null,null,null,null,null,null,121,null,null,161,null,null],
['3日',null,null,null,null,null,null,141,null,null,218,null,null],
['4日',null,null,null,null,null,null,183,null,null,214,null,null],
['5日',null,null,null,null,null,null,188,null,null,281,null,null],
['6日',null,null,null,null,null,null,181,null,null,215,null,null],
['7日',null,null,null,null,null,null,221,null,null,251,null,null],
['8日',null,null,null,null,null,null,213,null,null,288,null,null],
['9日',null,null,null,null,null,null,284,null,null,414,null,null],
['10日',null,null,null,null,null,null,377,null,null,522,null,null],
['11日',null,null,null,null,null,null,370,null,null,512,null,null],
['12日',null,null,null,null,null,null,371,null,null,421,null,null],
['13日',null,null,null,null,null,null,420,null,null,492,null,null],
['14日',null,null,null,null,null,null,427,null,null,490,'UP!','4ステップアップガシャ-2021バレンタイン-: 02/14 → 02/28'],
['15日',null,null,null,null,null,null,398,'UP!','ブレイキング・メモリー: 01/15 → 01/31',138,'UP!','4ステップアップガシャ-奈落への誘い-: 02/15 → 02/28'],
['16日',null,null,null,null,null,null,140,null,null,50,null,null],
['17日',null,null,null,null,null,null,191,null,null,87,null,null],
['18日',null,null,null,null,null,null,301,null,null,151,null,null],
['19日',null,null,null,null,null,null,314,null,null,214,'UP!','4ステップアップガシャ-第1章Part13-: 02/19 → 03/11'],
['20日',null,null,null,null,null,null,331,null,null,94,null,null],
['21日',null,null,null,null,null,null,113,'UP!','4ステップアップガシャ-第1章Part12-: 01/21 → 02/15',131,null,null],
['22日',null,null,null,null,null,null,164,null,null,56,null,null],
['23日',null,null,null,null,null,null,204,null,null,84,null,null],
['24日',null,null,null,null,null,null,277,null,null,110,null,null],
['25日',null,null,null,null,null,null,289,null,null,155,null,null],
['26日',null,null,null,null,null,null,242,null,null,170,null,null],
['27日',null,null,null,null,null,null,304,null,null,179,null,null],
['28日',null,null,null,null,null,null,341,null,null,164,'UP!','4ステップアップガシャ-奇跡をもたらす鉄塊-: 02/28 → 03/15'],
['29日',null,null,null,null,null,null,401,null,null,null,null,null],
['30日',null,null,null,null,null,null,440,null,null,null,null,null],
['31日',null,null,null,null,null,null,453,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2月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:600},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)
      }
    });
  }

});