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,341,'UP!','2月プラチナスカウト: 02/01 → 02/29',417,'UP!','3月プラチナスカウト: 03/01 → 03/31'],
['2日',null,null,null,null,null,null,349,null,null,328,null,null],
['3日',null,null,null,null,null,null,444,null,null,493,null,null],
['4日',null,null,null,null,null,null,530,'UP!','Moon Reading Live サンクス ステップアップスカウト: 02/04 → 02/05',691,null,null],
['5日',null,null,null,null,null,null,494,null,null,790,null,null],
['6日',null,null,null,null,null,null,495,null,null,700,null,null],
['7日',null,null,null,null,null,null,631,null,null,634,null,null],
['8日',null,null,null,null,null,null,749,null,null,752,null,null],
['9日',null,null,null,null,null,null,705,null,null,null,null,null],
['10日',null,null,null,null,null,null,794,'UP!','Bitter or Sweet 美晴＆利恵 スタンプスカウト: 02/10 → 02/29',null,null,null],
['11日',null,null,null,null,null,null,303,null,null,515,null,null],
['12日',null,null,null,null,null,null,341,'UP!','千紗BIRTHDAYスカウト: 02/12 → 02/12',591,null,null],
['13日',null,null,null,null,null,null,306,null,null,778,null,null],
['14日',null,null,null,null,null,null,508,null,null,713,'UP!','あいりBIRTHDAYスカウト: 03/14 → 03/14'],
['15日',null,null,null,null,null,null,658,null,null,528,'UP!','ランチタイム・アップデート 柚葉＆悠希スカウト: 03/15 → 03/25'],
['16日',null,null,null,null,null,null,739,null,null,311,null,null],
['17日',null,null,null,null,null,null,687,null,null,398,null,null],
['18日',null,null,null,null,null,null,827,null,null,513,null,null],
['19日',null,null,null,null,null,null,776,null,null,626,null,null],
['20日',null,null,null,null,null,null,766,null,null,666,null,null],
['21日',null,null,null,null,null,null,795,'UP!','1.4.0リリース記念10回チケットスカウト: 02/21 → 03/01',734,'UP!','陽菜BIRTHDAYスカウト: 03/21 → 03/21'],
['22日',null,null,null,null,null,null,410,null,null,529,null,null],
['23日',null,null,null,null,null,null,428,null,null,802,null,null],
['24日',null,null,null,null,null,null,516,'UP!','レッスンスキルピックアップ ステップアップスカウト: 02/24 → 03/07',737,null,null],
['25日',null,null,null,null,null,null,581,null,null,766,'UP!','極彩色で笑いたい 凛音スカウト: 03/25 → 04/04'],
['26日',null,null,null,null,null,null,671,null,null,462,'UP!','1.6.0リリース記念チケットスカウト: 03/26 → 04/04'],
['27日',null,null,null,null,null,null,546,null,null,425,null,null],
['28日',null,null,null,null,null,null,519,null,null,560,null,null],
['29日',null,null,null,null,null,null,386,null,null,658,null,null],
['30日',null,null,null,null,null,null,null,null,null,794,null,null],
['31日',null,null,null,null,null,null,null,null,null,850,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:'2020年3月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},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)
      }
    });
  }

});