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,13,null,null,298,'UP!','グルメの王者決定！？秋の陣: 10/01 → 10/11'],
['2日',null,null,null,null,null,null,28,null,null,189,null,null],
['3日',null,null,null,null,null,null,35,null,null,271,null,null],
['4日',null,null,null,null,null,null,40,null,null,423,null,null],
['5日',null,null,null,null,null,null,49,null,null,350,null,null],
['6日',null,null,null,null,null,null,43,null,null,347,null,null],
['7日',null,null,null,null,null,null,49,null,null,309,'UP!','都築誠BD 2019: 10/07 → 10/07'],
['8日',null,null,null,null,null,null,49,null,null,320,null,null],
['9日',null,null,null,null,null,null,56,'UP!','九条壮馬BD 2019: 09/09 → 09/09',294,null,null],
['10日',null,null,null,null,null,null,55,null,null,330,null,null],
['11日',null,null,null,null,null,null,70,null,null,328,null,null],
['12日',null,null,null,null,null,null,63,null,null,121,null,null],
['13日',null,null,null,null,null,null,70,null,null,111,null,null],
['14日',null,null,null,null,null,null,92,null,null,165,null,null],
['15日',null,null,null,null,null,null,81,null,null,188,'UP!','【復刻開催2019】異世界へようこそ Open The Fantasy World: 10/15 → 10/21'],
['16日',null,null,null,null,null,null,69,null,null,111,null,null],
['17日',null,null,null,null,null,null,40,null,null,159,null,null],
['18日',null,null,null,null,null,null,32,null,null,166,null,null],
['19日',null,null,null,null,null,null,115,'UP!','箱庭のレゾナンスライブ: 09/19 → 09/30',137,null,null],
['20日',null,null,null,null,null,null,102,null,null,123,null,null],
['21日',null,null,null,null,null,null,166,null,null,175,'UP!','裏と表のシルバーバレット: 10/21 → 11/01'],
['22日',null,null,null,null,null,null,173,null,null,70,null,null],
['23日',null,null,null,null,null,null,143,'UP!','青山樹BD 2019: 09/23 → 09/23',90,null,null],
['24日',null,null,null,null,null,null,124,null,null,167,null,null],
['25日',null,null,null,null,null,null,171,null,null,145,null,null],
['26日',null,null,null,null,null,null,245,null,null,226,null,null],
['27日',null,null,null,null,null,null,233,null,null,213,null,null],
['28日',null,null,null,null,null,null,270,null,null,174,null,null],
['29日',null,null,null,null,null,null,346,null,null,235,null,null],
['30日',null,null,null,null,null,null,337,null,null,217,'UP!','早乙女郁人BD 2019: 10/30 → 10/30'],
['31日',null,null,null,null,null,null,null,null,null,122,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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)
      }
    });
  }

});