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,405,null,null,438,'EV','桐生、尾田が登場！スクラッチイベント: 04/01 → 04/12'],
['2日',null,null,null,null,null,null,457,null,null,459,null,null],
['3日',null,null,null,null,null,null,532,'EV','舛添、勇太、遥・ハルトが登場！スクラッチイベント: 03/03 → 03/13',421,null,null],
['4日',null,null,null,null,null,null,382,null,null,558,null,null],
['5日',null,null,null,null,null,null,437,null,null,677,'EV','ブラックカードSSR西谷 誉登場！ブラックフェスガチャ開催！: 04/05 → 04/12'],
['6日',null,null,null,null,null,null,409,null,null,177,null,null],
['7日',null,null,null,null,null,null,455,null,null,256,null,null],
['8日',null,null,null,null,null,null,519,null,null,350,null,null],
['9日',null,null,null,null,null,null,768,null,null,535,'EV','サイコロを振ってゴールを目指せ！「黒を白く染めた女」開催！: 04/09 → 04/16'],
['10日',null,null,null,null,null,null,714,'EV','『龍が如く６』のハン・ジュンギ、ビッグロウが新SSRで登場！強襲イベント: 03/10 → 03/15',199,null,null],
['11日',null,null,null,null,null,null,202,null,null,299,null,null],
['12日',null,null,null,null,null,null,289,'EV','ブラックカードSSR錦山 彰登場！ブラックフェスガチャ: 03/12 → 03/19',406,'EV','キラカードSSR真島 吾朗登場！キラフェスガチャ開催！: 04/12 → 04/19'],
['13日',null,null,null,null,null,null,110,null,null,109,null,null],
['14日',null,null,null,null,null,null,174,null,null,172,null,null],
['15日',null,null,null,null,null,null,277,'EV','巌見 恒雄、巌見 兵三が登場！ドラゴンフェス: 03/15 → 03/21',292,null,null],
['16日',null,null,null,null,null,null,90,null,null,430,'EV','老鬼が強敵として登場！「強敵見参」開催！: 04/16 → 04/23'],
['17日',null,null,null,null,null,null,181,null,null,328,null,null],
['18日',null,null,null,null,null,null,277,null,null,397,null,null],
['19日',null,null,null,null,null,null,346,null,null,469,null,null],
['20日',null,null,null,null,null,null,384,null,null,408,null,null],
['21日',null,null,null,null,null,null,431,null,null,467,null,null],
['22日',null,null,null,null,null,null,459,'EV','郷田 龍司、郷田 仁が決戦キャラクターとして登場！ドラゴンフェス: 03/22 → 03/29',522,null,null],
['23日',null,null,null,null,null,null,191,null,null,631,'EV','久瀬 大作がイベントボスで登場！「男一匹、最後の勝手」開催！: 04/23 → 04/29'],
['24日',null,null,null,null,null,null,282,null,null,99,null,null],
['25日',null,null,null,null,null,null,494,null,null,193,null,null],
['26日',null,null,null,null,null,null,525,'EV','キラカードSSR堂島 大吾登場！キラフェスガチャ: 03/26 → 04/02',267,null,null],
['27日',null,null,null,null,null,null,174,null,null,357,null,null],
['28日',null,null,null,null,null,null,237,null,null,426,null,null],
['29日',null,null,null,null,null,null,374,'EV','強化応援イベントの特効効果持ち！強化応援イベント: 03/29 → 04/01',474,null,null],
['30日',null,null,null,null,null,null,309,null,null,476,'EV','「日々是鍛錬 古牧の指南 特別編」開催！: 04/30 → 05/03'],
['31日',null,null,null,null,null,null,394,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:'2021年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:800},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)
      }
    });
  }

});