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',201,'UP!','幻想祭宴ガチャ: 04/01 → 04/15',334,'UP!','リリース1000日記念新キャラ入りピックアップガチャ: 05/01 → 05/14',null,null,null,null,null,null],
['2日',96,null,null,206,'UP!','御坂美琴誕生日記念ピックアップガチャ2022: 05/02 → 05/06',96,null,null,null,null,null],
['3日',null,null,null,176,null,null,119,null,null,176,null,null],
['4日',null,null,null,208,null,null,151,null,null,null,null,null],
['5日',177,null,null,236,null,null,177,null,null,null,null,null],
['6日',202,null,null,262,null,null,null,null,null,null,null,null],
['7日',234,null,null,299,null,null,null,null,null,null,null,null],
['8日',257,null,null,377,null,null,null,null,null,null,null,null],
['9日',258,null,null,367,null,null,null,null,null,null,null,null],
['10日',110,null,null,400,null,null,110,null,null,null,null,null],
['11日',null,null,null,383,'UP!','とある紅蓮の炎髪灼眼復刻ガチャ: 05/11 → 05/25',112,null,null,null,null,null],
['12日',148,null,null,193,null,null,148,null,null,193,null,null],
['13日',206,null,null,215,null,null,null,null,null,null,null,null],
['14日',175,null,null,259,null,null,175,'UP!','とある右席の四人問答ステップアップガチャ: 04/14 → 04/24',null,null,null],
['15日',null,null,null,244,null,null,114,null,null,null,null,null],
['16日',null,null,null,321,null,null,141,null,null,null,null,null],
['17日',197,null,null,438,null,null,197,null,null,null,null,null],
['18日',272,null,null,458,null,null,null,null,null,null,null,null],
['19日',317,null,null,318,null,null,null,null,null,null,null,null],
['20日',362,null,null,312,null,null,null,null,null,null,null,null],
['21日',393,'UP!','新キャラ！ピックアップガチャ: 04/21 → 04/30',316,'UP!','新キャラ！ピックアップガチャ: 05/21 → 05/31',null,null,null,null,null,null],
['22日',215,null,null,302,null,null,null,null,null,null,null,null],
['23日',262,null,null,314,null,null,null,null,null,null,null,null],
['24日',287,null,null,356,null,null,null,null,null,null,null,null],
['25日',278,null,null,409,null,null,null,null,null,null,null,null],
['26日',353,null,null,393,null,null,null,null,null,null,null,null],
['27日',407,null,null,531,null,null,null,null,null,null,null,null],
['28日',418,null,null,505,null,null,null,null,null,null,null,null],
['29日',400,null,null,495,null,null,null,null,null,null,null,null],
['30日',370,null,null,506,null,null,null,null,null,null,null,null],
['31日',null,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5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=30 -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)
      }
    });
  }

});