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,70,'UP!','【4周年無料ガチャ②】神・幻獣界パンデモニウムガチャ②: 02/01 → 02/04',153,null,null],
['2日',null,null,null,null,null,null,98,null,null,183,null,null],
['3日',null,null,null,null,null,null,112,'EV','ガイ断章｢心優しき力持ち｣: 02/03 → 02/17',190,null,null],
['4日',null,null,null,null,null,null,100,null,null,201,'UP!','幻の大灯台: 03/04 → 03/08'],
['5日',null,null,null,null,null,null,105,'EV','4周年キャンペーンガチャ: 02/05 → 02/12',127,null,null],
['6日',null,null,null,null,null,null,62,null,null,126,null,null],
['7日',null,null,null,null,null,null,110,null,null,178,null,null],
['8日',null,null,null,null,null,null,151,'EV','レインズ参戦イベント｢高潔なる魂｣: 02/08 → 02/22',214,'UP!','無式のシェルク: 03/08 → 03/12'],
['9日',null,null,null,null,null,null,91,null,null,290,null,null],
['10日',null,null,null,null,null,null,115,null,null,103,null,null],
['11日',null,null,null,null,null,null,150,null,null,147,null,null],
['12日',null,null,null,null,null,null,168,'UP!','【4周年無料ガチャ⑥】次元の最果て超越編SPガチャ①: 02/12 → 02/17',206,'UP!','魅惑の女王①: 03/12 → 03/14'],
['13日',null,null,null,null,null,null,54,null,null,113,'UP!','魅惑の女王②: 03/13 → 03/15'],
['14日',null,null,null,null,null,null,56,'UP!','【4周年無料ガチャ⑦】次元の最果て超越編SPガチャ②: 02/14 → 02/18',123,null,null],
['15日',null,null,null,null,null,null,90,null,null,186,null,null],
['16日',null,null,null,null,null,null,127,null,null,226,'UP!','スプリングキャンペーン: 03/16 → 03/18'],
['17日',null,null,null,null,null,null,172,'UP!','【4周年記念無料ガチャ⑧】アラネア断章「天空をかける准将」: 02/17 → 02/19',115,null,null],
['18日',null,null,null,null,null,null,116,null,null,169,null,null],
['19日',null,null,null,null,null,null,142,'UP!','【4周年無料ガチャ⑨】4周年キャンペーンセール②: 02/19 → 02/22',219,'UP!','気持ちの行方: 03/19 → 03/24'],
['20日',null,null,null,null,null,null,71,null,null,113,null,null],
['21日',null,null,null,null,null,null,116,null,null,151,null,null],
['22日',null,null,null,null,null,null,158,'UP!','【4周年無料ガチャ⑩】闇に浮かぶ赫: 02/22 → 02/25',191,null,null],
['23日',null,null,null,null,null,null,78,null,null,239,null,null],
['24日',null,null,null,null,null,null,114,null,null,321,'UP!','廃棄された研究所: 03/24 → 03/30'],
['25日',null,null,null,null,null,null,166,'UP!','【4周年無料ガチャ⑪】秘境の大妖花①: 02/25 → 03/03',153,null,null],
['26日',null,null,null,null,null,null,223,'UP!','【4周年無料ガチャ⑫】秘境の大妖花②: 02/26 → 03/04',185,null,null],
['27日',null,null,null,null,null,null,65,null,null,237,null,null],
['28日',null,null,null,null,null,null,86,null,null,322,null,null],
['29日',null,null,null,null,null,null,null,null,null,363,null,null],
['30日',null,null,null,null,null,null,null,null,null,390,null,null],
['31日',null,null,null,null,null,null,null,null,null,359,'UP!','神・幻獣界シヴァ: 03/31 → 04/06']
        ]);
  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3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)
      }
    });
  }

});