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,60,null,null,109,'UP!','2020ニューイヤー初回無料ガチャ: 01/01 → 01/15'],
['2日',null,null,null,null,null,null,69,null,null,84,null,null],
['3日',null,null,null,null,null,null,88,null,null,110,null,null],
['4日',null,null,null,null,null,null,126,null,null,133,null,null],
['5日',null,null,null,null,null,null,154,'UP!','マキナ断章「恐れの座」ガチャ: 12/05 → 12/13',145,null,null],
['6日',null,null,null,null,null,null,84,null,null,140,null,null],
['7日',null,null,null,null,null,null,119,null,null,174,'UP!','キマリ断章「折れぬ誇り」ガチャ: 01/07 → 01/15'],
['8日',null,null,null,null,null,null,147,null,null,153,null,null],
['9日',null,null,null,null,null,null,179,'UP!','初回無料ウインターキャンペーン第一弾: 12/09 → 12/14',186,null,null],
['10日',null,null,null,null,null,null,115,null,null,222,'UP!','吟遊詩人ギルバート参戦ガチャ: 01/10 → 01/16'],
['11日',null,null,null,null,null,null,121,null,null,126,null,null],
['12日',null,null,null,null,null,null,164,null,null,143,null,null],
['13日',null,null,null,null,null,null,212,'UP!','初回無料ウインターCP 幻獣界オーディンガチャ②: 12/13 → 12/27',201,null,null],
['14日',null,null,null,null,null,null,28,null,null,231,null,null],
['15日',null,null,null,null,null,null,31,null,null,263,null,null],
['16日',null,null,null,null,null,null,51,null,null,227,'UP!','魔に捧ぐ祈祷ガチャ②: 01/16 → 01/29'],
['17日',null,null,null,null,null,null,91,'UP!','初回無料ウィンターCP バッシュ断章ガチャ: 12/17 → 12/28',64,null,null],
['18日',null,null,null,null,null,null,78,null,null,87,null,null],
['19日',null,null,null,null,null,null,94,null,null,135,null,null],
['20日',null,null,null,null,null,null,118,null,null,176,null,null],
['21日',null,null,null,null,null,null,94,'UP!','初回無料ウインターCP ナイン参戦ガチャ: 12/21 → 12/29',206,null,null],
['22日',null,null,null,null,null,null,107,null,null,267,'UP!','皇帝断章「謀略の支配者」復刻ガチャ: 01/22 → 01/30'],
['23日',null,null,null,null,null,null,150,null,null,83,null,null],
['24日',null,null,null,null,null,null,198,null,null,114,null,null],
['25日',null,null,null,null,null,null,255,null,null,170,null,null],
['26日',null,null,null,null,null,null,310,null,null,217,null,null],
['27日',null,null,null,null,null,null,238,'UP!','第二部最終章前編 アーデン・イズニア参戦ガチャ: 12/27 → 01/10',259,'UP!','ストラゴス参戦イベント「おぼえたわざの数々」ガチャ: 01/27 → 02/01'],
['28日',null,null,null,null,null,null,26,null,null,125,null,null],
['29日',null,null,null,null,null,null,32,null,null,133,null,null],
['30日',null,null,null,null,null,null,44,null,null,114,null,null],
['31日',null,null,null,null,null,null,70,null,null,123,'UP!','第二部最終章・後編ガチャ②: 01/31 → 02/13']
        ]);
  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1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=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)
      }
    });
  }

});