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,null,'UP!','重ねた思いで結ぶ ひとつの願いスカウト: 03/01 → 03/15',226,'UP!','春の新風招く新入部員募集スカウト: 04/01 → 04/15'],
['2日',null,null,null,null,null,null,null,null,null,285,null,null],
['3日',null,null,null,null,null,null,null,'UP!','草木芽吹く ひな祭りスカウト: 03/03 → 03/15',217,'UP!','岩城良美 誕生日記念スカウト: 04/03 → 04/03'],
['4日',null,null,null,null,null,null,null,null,null,214,null,null],
['5日',null,null,null,null,null,null,null,null,null,217,null,null],
['6日',null,null,null,null,null,null,356,null,null,209,'UP!','ハチサマ2開催記念スカウト: 04/06 → 04/08'],
['7日',null,null,null,null,null,null,null,'UP!','グランドスラムスカウト: 03/07 → 03/20',212,null,null],
['8日',null,null,null,null,null,null,null,null,null,162,null,null],
['9日',null,null,null,null,null,null,111,null,null,163,null,null],
['10日',null,null,null,null,null,null,69,null,null,118,null,null],
['11日',null,null,null,null,null,null,196,'UP!','月属性セレクションスカウト: 03/11 → 03/25',112,'UP!','原石求む練習体験会スカウト: 04/11 → 04/22'],
['12日',null,null,null,null,null,null,328,null,null,172,null,null],
['13日',null,null,null,null,null,null,null,null,null,152,null,null],
['14日',null,null,null,null,null,null,null,null,null,184,'UP!','河北智恵 誕生日記念スカウト: 04/14 → 04/14'],
['15日',null,null,null,null,null,null,203,'UP!','戦慄走る！VS二子玉戦スカウト: 03/15 → 03/25',191,null,null],
['16日',null,null,null,null,null,null,null,null,null,153,null,null],
['17日',null,null,null,null,null,null,158,null,null,191,null,null],
['18日',null,null,null,null,null,null,203,null,null,243,null,null],
['19日',null,null,null,null,null,null,250,null,null,300,'UP!','グランドスラムスカウト: 04/19 → 04/26'],
['20日',null,null,null,null,null,null,283,'UP!','復刻:友と共に最高の青春を！ 球春祭開幕スカウト: 03/20 → 04/04',null,null,null],
['21日',null,null,null,null,null,null,349,'UP!','鈴木和香 誕生日記念スカウト: 03/21 → 03/21',240,null,null],
['22日',null,null,null,null,null,null,277,null,null,235,'UP!','心やすらぐ春色ホリデー限定スカウト: 04/22 → 05/02'],
['23日',null,null,null,null,null,null,252,null,null,238,null,null],
['24日',null,null,null,null,null,null,342,null,null,102,null,null],
['25日',null,null,null,null,null,null,330,'UP!','響け未来へのサイレン 球春祭決勝Re:fineスカウト: 03/25 → 04/04',230,null,null],
['26日',null,null,null,null,null,null,338,null,null,189,'UP!','ハチフェススカウト: 04/26 → 05/07'],
['27日',null,null,null,null,null,null,353,null,null,216,'UP!','復刻:今日は何をしようかな？休日を満喫！限定スカウト: 04/27 → 05/09'],
['28日',null,null,null,null,null,null,75,null,null,187,null,null],
['29日',null,null,null,null,null,null,148,'UP!','ハチフェススカウト: 03/29 → 04/04',176,null,null],
['30日',null,null,null,null,null,null,226,null,null,180,null,null],
['31日',null,null,null,null,null,null,226,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4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=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)
      }
    });
  }

});