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,395,'UP!','Birthdayガチャ<September>: 09/01 → 09/30',173,'UP!','Birthdayガチャ<October>: 10/01 → 10/31'],
['2日',null,null,null,null,null,null,159,'UP!','夢抱く飛行士のバラッドガチャ: 09/02 → 09/12',190,null,null],
['3日',null,null,null,null,null,null,76,null,null,193,null,null],
['4日',null,null,null,null,null,null,98,'EV','夢抱く飛行士のバラッド～西の国＆中央の国～: 09/04 → 09/12',226,null,null],
['5日',null,null,null,null,null,null,156,null,null,249,null,null],
['6日',null,null,null,null,null,null,173,null,null,271,'UP!','極光祈る犬使いのバラッドガチャ: 10/06 → 10/16'],
['7日',null,null,null,null,null,null,138,null,null,41,null,null],
['8日',null,null,null,null,null,null,155,null,null,87,'EV','極光祈る犬使いのバラッド〜中央の国＆西の国〜: 10/08 → 10/16'],
['9日',null,null,null,null,null,null,58,null,null,169,null,null],
['10日',null,null,null,null,null,null,112,null,null,139,null,null],
['11日',null,null,null,null,null,null,199,null,null,129,null,null],
['12日',null,null,null,null,null,null,312,null,null,183,null,null],
['13日',null,null,null,null,null,null,341,null,null,203,null,null],
['14日',null,null,null,null,null,null,436,null,null,181,null,null],
['15日',null,null,null,null,null,null,421,'UP!','思い出香るティーパーティガチャ: 09/15 → 09/25',89,null,null],
['16日',null,null,null,null,null,null,35,null,null,204,null,null],
['17日',null,null,null,null,null,null,63,'EV','思い出香るティーパーティ: 09/17 → 09/25',305,null,null],
['18日',null,null,null,null,null,null,133,null,null,462,null,null],
['19日',null,null,null,null,null,null,119,null,null,532,null,null],
['20日',null,null,null,null,null,null,130,null,null,691,null,null],
['21日',null,null,null,null,null,null,188,null,null,322,'UP!','黒猫と魔法使いのワルツガチャ: 10/21 → 10/31'],
['22日',null,null,null,null,null,null,166,null,null,15,null,null],
['23日',null,null,null,null,null,null,192,null,null,25,'EV','黒猫と魔法使いのワルツ: 10/23 → 10/31'],
['24日',null,null,null,null,null,null,225,null,null,63,null,null],
['25日',null,null,null,null,null,null,261,null,null,65,null,null],
['26日',null,null,null,null,null,null,324,null,null,62,null,null],
['27日',null,null,null,null,null,null,465,null,null,70,null,null],
['28日',null,null,null,null,null,null,639,'EV','パワーアップ！十五夜キャンペーン: 09/28 → 10/06',106,null,null],
['29日',null,null,null,null,null,null,99,null,null,116,null,null],
['30日',null,null,null,null,null,null,106,null,null,140,null,null],
['31日',null,null,null,null,null,null,null,null,null,194,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:700},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)
      }
    });
  }

});