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,166,'UP!','あけおめ♡ひなこい祭: 01/01 → 01/06',93,null,null],
['2日',null,null,null,null,null,null,100,null,null,131,null,null],
['3日',null,null,null,null,null,null,100,null,null,123,null,null],
['4日',null,null,null,null,null,null,128,null,null,165,null,null],
['5日',null,null,null,null,null,null,136,null,null,209,'UP!','恋する私にチョコっと勇気を♡ガチャ第1弾: 02/05 → 02/10'],
['6日',null,null,null,null,null,null,140,'EV','迎キュン♡ひなおめ2021〜受け取って！私の恋福袋〜: 01/06 → 01/16',132,null,null],
['7日',null,null,null,null,null,null,74,null,null,151,null,null],
['8日',null,null,null,null,null,null,98,null,null,160,'UP!','恋する私にチョコっと勇気を♡ガチャ第2弾: 02/08 → 02/11'],
['9日',null,null,null,null,null,null,109,null,null,78,null,null],
['10日',null,null,null,null,null,null,176,null,null,99,'EV','ひなこいバレンタイン2021〜気になる同級生の大本命〜: 02/10 → 02/19'],
['11日',null,null,null,null,null,null,190,'UP!','謹賀新年！私をギュウってして♡ガチャ第2弾: 01/11 → 01/22',89,null,null],
['12日',null,null,null,null,null,null,122,null,null,88,'UP!','恋する私にチョコっと勇気を♡ガチャ第4弾: 02/12 → 02/16'],
['13日',null,null,null,null,null,null,156,null,null,104,null,null],
['14日',null,null,null,null,null,null,186,null,null,164,'UP!','\\先輩♡/恋する私にチョコっと勇気を♡ガチャ総集編: 02/14 → 02/17'],
['15日',null,null,null,null,null,null,197,null,null,31,null,null],
['16日',null,null,null,null,null,null,224,null,null,42,'UP!','\\先輩♡/恋する私にチョコっと勇気を♡ガチャ第1弾: 02/16 → 02/21'],
['17日',null,null,null,null,null,null,193,'EV','実力テスト直前！！この際だからバラエティ力上げちゃいましょう！: 01/17 → 01/25',54,null,null],
['18日',null,null,null,null,null,null,248,null,null,82,'UP!','\\先輩♡/恋する私にチョコっと勇気を♡ガチャ第2弾: 02/18 → 02/23'],
['19日',null,null,null,null,null,null,168,null,null,80,'EV','ひなこいバレンタイン2021〜気になる後輩の大本命〜: 02/19 → 02/28'],
['20日',null,null,null,null,null,null,157,null,null,68,'UP!','\\先輩♡/恋する私にチョコっと勇気を♡ガチャ第3弾: 02/20 → 02/25'],
['21日',null,null,null,null,null,null,188,'UP!','謹賀新年！私をギュウってして♡ガチャ第3弾: 01/21 → 01/30',69,null,null],
['22日',null,null,null,null,null,null,98,null,null,87,null,null],
['23日',null,null,null,null,null,null,109,null,null,104,null,null],
['24日',null,null,null,null,null,null,168,null,null,111,null,null],
['25日',null,null,null,null,null,null,166,null,null,140,null,null],
['26日',null,null,null,null,null,null,117,null,null,191,'UP!','君にキュンときた冬ガチャ第3弾: 02/26 → 03/03'],
['27日',null,null,null,null,null,null,126,null,null,234,null,null],
['28日',null,null,null,null,null,null,84,null,null,220,'UP!','ひなこい祭〜冬をこえて〜: 02/28 → 03/05'],
['29日',null,null,null,null,null,null,134,'EV','恋は、小説のように。: 01/29 → 02/08',null,null,null],
['30日',null,null,null,null,null,null,157,null,null,null,null,null],
['31日',null,null,null,null,null,null,171,'UP!','君にキュンときた冬ガチャ第2弾: 01/31 → 02/07',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2月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:250},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=28 -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)
      }
    });
  }

});