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,45,null,null,76,null,null],
['2日',null,null,null,null,null,null,45,'UP!','毎日ガチャ(6月): 06/02 → 06/27',87,'UP!','毎日ガチャ(7月): 07/02 → 07/30'],
['3日',null,null,null,null,null,null,23,null,null,10,null,null],
['4日',null,null,null,null,null,null,32,null,null,14,null,null],
['5日',null,null,null,null,null,null,47,'UP!','選べるダブルチャンスガチャ: 06/05 → 06/12',22,null,null],
['6日',null,null,null,null,null,null,40,null,null,36,'UP!','Google Play版7周年記念 炎舞くじ付きガチャ: 07/06 → 07/27'],
['7日',null,null,null,null,null,null,39,null,null,37,'UP!','7周年交換券付きガチャ: 07/07 → 02/28'],
['8日',null,null,null,null,null,null,46,null,null,26,'UP!','炎舞三国志ガチャ: 07/08 → 07/20'],
['9日',null,null,null,null,null,null,47,'UP!','天下統一戦応援SSRチェンジガチャ: 06/09 → 06/22',24,null,null],
['10日',null,null,null,null,null,null,33,null,null,36,null,null],
['11日',null,null,null,null,null,null,40,null,null,35,null,null],
['12日',null,null,null,null,null,null,48,null,null,40,null,null],
['13日',null,null,null,null,null,null,36,null,null,38,null,null],
['14日',null,null,null,null,null,null,39,null,null,41,null,null],
['15日',null,null,null,null,null,null,48,null,null,49,'UP!','初心者応援交換券付きガチャ: 07/15 → 07/22'],
['16日',null,null,null,null,null,null,39,null,null,41,null,null],
['17日',null,null,null,null,null,null,46,null,null,51,null,null],
['18日',null,null,null,null,null,null,58,null,null,46,null,null],
['19日',null,null,null,null,null,null,72,null,null,44,null,null],
['20日',null,null,null,null,null,null,68,null,null,53,'UP!','ボーナスパネルガチャ: 07/20 → 07/29'],
['21日',null,null,null,null,null,null,89,null,null,28,null,null],
['22日',null,null,null,null,null,null,66,'UP!','交換券福引ガチャ: 06/22 → 06/26',29,'UP!','一騎当千ガチャ: 07/22 → 08/24'],
['23日',null,null,null,null,null,null,45,null,null,44,null,null],
['24日',null,null,null,null,null,null,47,'UP!','一騎当千ガチャ: 06/24 → 07/22',41,null,null],
['25日',null,null,null,null,null,null,76,null,null,51,null,null],
['26日',null,null,null,null,null,null,80,'UP!','天将祭ガチャ: 06/26 → 07/02',56,null,null],
['27日',null,null,null,null,null,null,30,null,null,48,null,null],
['28日',null,null,null,null,null,null,35,null,null,55,null,null],
['29日',null,null,null,null,null,null,50,null,null,45,'UP!','天将祭ガチャ: 07/29 → 08/03'],
['30日',null,null,null,null,null,null,67,null,null,25,null,null],
['31日',null,null,null,null,null,null,null,null,null,43,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:'2020年7月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:100},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)
      }
    });
  }

});