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,71,null,null,46,'UP!','天下覆す雄傑 第弐章 シリーズガチャ: 05/01 → 05/29'],
['2日',null,null,null,null,null,null,74,'UP!','天下覆す雄傑 シリーズガチャ: 04/02 → 06/30',45,null,null],
['3日',null,null,null,null,null,null,9,null,null,50,null,null],
['4日',null,null,null,null,null,null,10,null,null,54,null,null],
['5日',null,null,null,null,null,null,13,null,null,39,null,null],
['6日',null,null,null,null,null,null,14,null,null,49,null,null],
['7日',null,null,null,null,null,null,23,'UP!','7周年記念 シーズン復刻ガチャ: 04/07 → 04/20',53,'UP!','牙狼〈GARO〉バトルガチャ: 05/07 → 05/25'],
['8日',null,null,null,null,null,null,26,null,null,29,null,null],
['9日',null,null,null,null,null,null,22,null,null,39,null,null],
['10日',null,null,null,null,null,null,35,null,null,44,null,null],
['11日',null,null,null,null,null,null,25,null,null,51,null,null],
['12日',null,null,null,null,null,null,25,null,null,44,null,null],
['13日',null,null,null,null,null,null,33,null,null,46,'UP!','初心者応援交換券付きガチャ: 05/13 → 05/29'],
['14日',null,null,null,null,null,null,40,null,null,29,null,null],
['15日',null,null,null,null,null,null,39,'UP!','7周年記念！炎舞くじ付きガチャ: 04/15 → 04/23',37,null,null],
['16日',null,null,null,null,null,null,35,null,null,45,null,null],
['17日',null,null,null,null,null,null,50,null,null,50,null,null],
['18日',null,null,null,null,null,null,32,null,null,49,null,null],
['19日',null,null,null,null,null,null,34,null,null,52,null,null],
['20日',null,null,null,null,null,null,33,'UP!','7周年記念 ボーナスパネルガチャ: 04/20 → 04/30',42,null,null],
['21日',null,null,null,null,null,null,18,null,null,50,null,null],
['22日',null,null,null,null,null,null,21,'UP!','一騎当千ガチャ: 04/22 → 05/22',30,'UP!','一騎当千ガチャ: 05/22 → 06/24'],
['23日',null,null,null,null,null,null,29,null,null,41,null,null],
['24日',null,null,null,null,null,null,28,null,null,39,null,null],
['25日',null,null,null,null,null,null,30,null,null,41,'UP!','魔軍討伐ガチャ: 05/25 → 06/01'],
['26日',null,null,null,null,null,null,26,null,null,39,null,null],
['27日',null,null,null,null,null,null,29,'UP!','天将祭ガチャ: 04/27 → 05/07',48,'UP!','ボーナスパネルガチャ: 05/27 → 06/22'],
['28日',null,null,null,null,null,null,16,null,null,27,null,null],
['29日',null,null,null,null,null,null,26,null,null,36,'UP!','天将祭ガチャ: 05/29 → 06/02'],
['30日',null,null,null,null,null,null,39,null,null,28,null,null],
['31日',null,null,null,null,null,null,null,null,null,33,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5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)
      }
    });
  }

});