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',924,null,null,871,null,null,null,null,null,null,null,null],
['2日',868,null,null,986,null,null,null,null,null,null,null,null],
['3日',991,null,null,919,null,null,null,null,null,null,null,null],
['4日',939,null,null,null,null,null,null,null,null,null,null,null],
['5日',829,null,null,906,null,null,null,null,null,null,null,null],
['6日',931,null,null,782,null,null,null,null,null,null,null,null],
['7日',947,null,null,944,null,null,null,null,null,null,null,null],
['8日',912,null,null,null,null,null,null,null,null,null,null,null],
['9日',1053,null,null,856,null,null,null,null,null,null,null,null],
['10日',null,null,null,923,null,null,null,null,null,null,null,null],
['11日',null,null,null,870,null,null,null,null,null,null,null,null],
['12日',988,null,null,null,null,null,null,null,null,null,null,null],
['13日',null,null,null,922,null,null,null,null,null,null,null,null],
['14日',869,null,null,882,null,null,null,null,null,null,null,null],
['15日',816,null,null,889,null,null,null,null,null,null,null,null],
['16日',736,null,null,813,null,null,null,null,null,null,null,null],
['17日',930,null,null,null,null,null,null,null,null,null,null,null],
['18日',null,null,null,919,null,null,null,null,null,null,null,null],
['19日',976,null,null,907,null,null,null,null,null,null,null,null],
['20日',1003,null,null,836,null,null,null,null,null,null,null,null],
['21日',991,null,null,1008,null,null,null,null,null,null,null,null],
['22日',1027,null,null,998,null,null,null,null,null,null,null,null],
['23日',991,null,null,886,null,null,null,null,null,null,null,null],
['24日',946,null,null,912,null,null,null,null,null,null,null,null],
['25日',956,null,null,924,null,null,null,null,null,null,null,null],
['26日',939,null,null,997,null,null,null,null,null,null,null,null],
['27日',877,null,null,null,null,null,null,null,null,null,null,null],
['28日',895,null,null,948,null,null,null,null,null,null,null,null],
['29日',681,null,null,938,null,null,null,null,null,null,null,null],
['30日',732,null,null,924,null,null,null,null,null,null,null,null],
['31日',897,null,null,null,null,null,null,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:'2021年11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1100},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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});