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,109,null,null,85,null,null],
['2日',null,null,null,null,null,null,130,null,null,143,null,null],
['3日',null,null,null,null,null,null,130,null,null,142,null,null],
['4日',null,null,null,null,null,null,133,null,null,165,null,null],
['5日',null,null,null,null,null,null,95,'UP!','踏破型イベント「砂漠の聖夜」 支援フェス: 12/05 → 12/13',165,'UP!','年末年始レジェンドフェス 第2弾: 01/05 → 01/10'],
['6日',null,null,null,null,null,null,85,null,null,54,null,null],
['7日',null,null,null,null,null,null,122,null,null,61,null,null],
['8日',null,null,null,null,null,null,null,'UP!','PCダウンロード版配信記念！ビター＆スイート フェス: 12/08 → 12/11',84,null,null],
['9日',null,null,null,null,null,null,null,null,null,84,null,null],
['10日',null,null,null,null,null,null,null,null,null,85,'UP!','1100万ダウンロード記念フェス: 01/10 → 01/16'],
['11日',null,null,null,null,null,null,null,null,null,85,null,null],
['12日',null,null,null,null,null,null,null,null,null,132,null,null],
['13日',null,null,null,null,null,null,null,'UP!','復刻レジェンドフェス 前半: 12/13 → 12/16',null,null,null],
['14日',null,null,null,null,null,null,159,null,null,341,null,null],
['15日',null,null,null,null,null,null,null,null,null,null,null,null],
['16日',null,null,null,null,null,null,null,'UP!','復刻レジェンドフェス 後半: 12/16 → 12/19',null,'UP!','大狩猟戦イベント支援フェス: 01/16 → 01/23'],
['17日',null,null,null,null,null,null,null,null,null,372,null,null],
['18日',null,null,null,null,null,null,null,null,null,138,null,null],
['19日',null,null,null,null,null,null,null,'UP!','魔女の魔神討伐支援フェス: 12/19 → 12/26',180,'UP!','ケ者の大陸大集合フェス: 01/19 → 01/23'],
['20日',null,null,null,null,null,null,105,null,null,191,null,null],
['21日',null,null,null,null,null,null,141,null,null,191,null,null],
['22日',null,null,null,null,null,null,null,null,null,223,null,null],
['23日',null,null,null,null,null,null,null,null,null,345,'UP!','深淵の渦支援！復刻九領レジェンドフェス: 01/23 → 01/27'],
['24日',null,null,null,null,null,null,null,'UP!','聖夜の贈り物フェス: 12/24 → 12/26',345,null,null],
['25日',null,null,null,null,null,null,198,null,null,133,'UP!','【復刻】戦場のヴァルキュリアシリーズコラボフェス: 01/25 → 01/30'],
['26日',null,null,null,null,null,null,null,'UP!','復刻義勇軍レジェンドフェス: 12/26 → 12/30',131,null,null],
['27日',null,null,null,null,null,null,62,null,null,134,null,null],
['28日',null,null,null,null,null,null,76,null,null,142,null,null],
['29日',null,null,null,null,null,null,108,null,null,171,null,null],
['30日',null,null,null,null,null,null,126,'UP!','年末年始レジェンドフェス 第1弾: 12/30 → 01/10',182,'UP!','レジェンドフェス: 01/30 → 02/06'],
['31日',null,null,null,null,null,null,46,null,null,161,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1月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:400},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)
      }
    });
  }

});