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,343,'UP!','8月誕生日スカウト: 08/01 → 08/31',413,'UP!','9月誕生日スカウト: 09/01 → 09/30'],
['2日',null,null,null,null,null,null,364,'UP!','ユニットMIXイベント限定スカウト 【大自然 波乱のサマーキャンプ】: 08/02 → 08/13',465,null,null],
['3日',null,null,null,null,null,null,237,null,null,663,null,null],
['4日',null,null,null,null,null,null,316,null,null,693,'UP!','MAISYユニットイベント限定スカウト 【夏空☆花火が繋ぐきみと僕】: 09/04 → 09/15'],
['5日',null,null,null,null,null,null,424,null,null,228,null,null],
['6日',null,null,null,null,null,null,451,null,null,300,null,null],
['7日',null,null,null,null,null,null,489,null,null,340,null,null],
['8日',null,null,null,null,null,null,559,null,null,364,null,null],
['9日',null,null,null,null,null,null,565,null,null,427,null,null],
['10日',null,null,null,null,null,null,623,null,null,453,null,null],
['11日',null,null,null,null,null,null,644,null,null,481,null,null],
['12日',null,null,null,null,null,null,546,null,null,539,null,null],
['13日',null,null,null,null,null,null,729,null,null,422,null,null],
['14日',null,null,null,null,null,null,645,null,null,526,null,null],
['15日',null,null,null,null,null,null,859,null,null,708,'UP!','ユニットMIXイベント限定スカウト  【白熱！汗と涙の運動会】: 09/15 → 09/26'],
['16日',null,null,null,null,null,null,843,'UP!','1st.Anniv♡JewelFes: 08/16 → 08/30',344,null,null],
['17日',null,null,null,null,null,null,44,null,null,514,null,null],
['18日',null,null,null,null,null,null,56,null,null,484,null,null],
['19日',null,null,null,null,null,null,86,null,null,483,null,null],
['20日',null,null,null,null,null,null,114,null,null,658,null,null],
['21日',null,null,null,null,null,null,137,null,null,747,null,null],
['22日',null,null,null,null,null,null,28,null,null,858,null,null],
['23日',null,null,null,null,null,null,49,null,null,868,null,null],
['24日',null,null,null,null,null,null,81,null,null,652,'UP!','家庭科部スカウト: 09/24 → 10/04'],
['25日',null,null,null,null,null,null,114,null,null,322,null,null],
['26日',null,null,null,null,null,null,133,null,null,424,'UP!','復刻イベント限定スカウト 【ひびけ♪青春ロック！】: 09/26 → 10/04'],
['27日',null,null,null,null,null,null,101,null,null,348,null,null],
['28日',null,null,null,null,null,null,135,null,null,371,null,null],
['29日',null,null,null,null,null,null,150,null,null,464,null,null],
['30日',null,null,null,null,null,null,168,null,null,539,null,null],
['31日',null,null,null,null,null,null,202,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:'2019年9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=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)
      }
    });
  }

});