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,66,null,null,84,null,null],
['2日',null,null,null,null,null,null,127,null,null,177,null,null],
['3日',null,null,null,null,null,null,208,null,null,219,null,null],
['4日',null,null,null,null,null,null,240,null,null,219,null,null],
['5日',null,null,null,null,null,null,222,null,null,244,'UP!','レジェンドフェス: 04/05 → 04/10'],
['6日',null,null,null,null,null,null,265,'UP!','ブレイブフェス: 03/06 → 03/13',282,null,null],
['7日',null,null,null,null,null,null,236,null,null,79,null,null],
['8日',null,null,null,null,null,null,86,null,null,88,null,null],
['9日',null,null,null,null,null,null,100,null,null,116,null,null],
['10日',null,null,null,null,null,null,148,null,null,139,'UP!','大狩猟戦イベント「薄命の地に降る雪」支援フェス: 04/10 → 04/17'],
['11日',null,null,null,null,null,null,190,null,null,146,null,null],
['12日',null,null,null,null,null,null,199,null,null,87,null,null],
['13日',null,null,null,null,null,null,192,'UP!','踏破型イベント「十尾の狐と百鬼夜行」支援フェス: 03/13 → 03/20',110,null,null],
['14日',null,null,null,null,null,null,162,null,null,218,'UP!','72時間限定！復刻精霊島レジェンドフェス: 04/14 → 04/17'],
['15日',null,null,null,null,null,null,91,null,null,326,null,null],
['16日',null,null,null,null,null,null,120,null,null,195,null,null],
['17日',null,null,null,null,null,null,192,null,null,186,'UP!','クロニクル・コレクション: 04/17 → 04/23'],
['18日',null,null,null,null,null,null,314,null,null,243,null,null],
['19日',null,null,null,null,null,null,150,null,null,146,null,null],
['20日',null,null,null,null,null,null,164,'UP!','「血界戦線 & BEYOND × チェインクロニクル３」コラボフェス: 03/20 → 03/30',155,null,null],
['21日',null,null,null,null,null,null,214,null,null,260,null,null],
['22日',null,null,null,null,null,null,87,null,null,338,null,null],
['23日',null,null,null,null,null,null,116,null,null,344,'UP!','バディSSR「カインwithヘリオス」登場！ドラマチックバディフェス: 04/23 → 05/05'],
['24日',null,null,null,null,null,null,165,null,null,313,null,null],
['25日',null,null,null,null,null,null,185,null,null,75,null,null],
['26日',null,null,null,null,null,null,186,'UP!','春爛漫！桜フェス: 03/26 → 03/30',101,null,null],
['27日',null,null,null,null,null,null,207,null,null,145,null,null],
['28日',null,null,null,null,null,null,145,null,null,212,null,null],
['29日',null,null,null,null,null,null,151,null,null,269,'UP!','レジェンドフェス: 04/29 → 05/05'],
['30日',null,null,null,null,null,null,137,'UP!','レジェンドフェス: 03/30 → 04/10',199,null,null],
['31日',null,null,null,null,null,null,117,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:'2018年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:350},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=10;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});