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,null,null,177,'UP!','【復刻開催2019】届け本命♡ショコラの魔法: 02/01 → 02/06'],
['2日',null,null,null,null,null,null,343,null,null,241,null,null],
['3日',null,null,null,null,null,null,81,'UP!','【復刻開催2019】新春捜査は突然に♡: 01/03 → 01/09',224,'UP!','瀬尾鳴海BD 2019: 02/03 → 02/03'],
['4日',null,null,null,null,null,null,83,null,null,178,null,null],
['5日',null,null,null,null,null,null,95,null,null,146,null,null],
['6日',null,null,null,null,null,null,95,null,null,152,'UP!','君への想いにリボンをかけて: 02/06 → 02/18'],
['7日',null,null,null,null,null,null,113,null,null,187,null,null],
['8日',null,null,null,null,null,null,90,null,null,187,null,null],
['9日',null,null,null,null,null,null,100,'UP!','幸せ初めの新年会: 01/09 → 01/21',46,null,null],
['10日',null,null,null,null,null,null,85,null,null,144,null,null],
['11日',null,null,null,null,null,null,51,'UP!','渡辺悟BD 2019: 01/11 → 01/11',128,null,null],
['12日',null,null,null,null,null,null,70,null,null,135,null,null],
['13日',null,null,null,null,null,null,117,null,null,148,null,null],
['14日',null,null,null,null,null,null,137,null,null,156,'UP!','大谷羽鳥BD 2019: 02/14 → 02/14'],
['15日',null,null,null,null,null,null,153,null,null,107,null,null],
['16日',null,null,null,null,null,null,157,null,null,107,null,null],
['17日',null,null,null,null,null,null,268,'UP!','宮瀬豪BD 2019: 01/17 → 01/17',182,null,null],
['18日',null,null,null,null,null,null,331,null,null,200,null,null],
['19日',null,null,null,null,null,null,89,null,null,300,null,null],
['20日',null,null,null,null,null,null,143,null,null,299,'UP!','ヒーローは君♡遊園地Show Time: 02/20 → 03/01'],
['21日',null,null,null,null,null,null,206,null,null,366,null,null],
['22日',null,null,null,null,null,null,218,null,null,null,null,null],
['23日',null,null,null,null,null,null,387,'UP!','さらわれた祈りのダイヤ: 01/23 → 02/01',165,null,null],
['24日',null,null,null,null,null,null,387,null,null,222,null,null],
['25日',null,null,null,null,null,null,387,null,null,204,null,null],
['26日',null,null,null,null,null,null,67,null,null,309,null,null],
['27日',null,null,null,null,null,null,154,null,null,309,null,null],
['28日',null,null,null,null,null,null,159,null,null,245,null,null],
['29日',null,null,null,null,null,null,146,null,null,null,null,null],
['30日',null,null,null,null,null,null,165,null,null,null,null,null],
['31日',null,null,null,null,null,null,137,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2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=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)
      }
    });
  }

});