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',919,null,null,916,null,null,null,null,null,null,null,null],
['2日',null,null,null,986,null,null,null,null,null,null,null,null],
['3日',852,null,null,841,null,null,null,null,null,null,null,null],
['4日',826,null,null,808,null,null,null,null,null,null,null,null],
['5日',803,null,null,883,null,null,null,null,null,null,null,null],
['6日',774,null,null,923,null,null,null,null,null,null,null,null],
['7日',857,null,null,913,null,null,null,null,null,null,null,null],
['8日',845,null,null,819,null,null,null,null,null,null,null,null],
['9日',901,null,null,861,null,null,null,null,null,null,null,null],
['10日',781,null,null,880,null,null,null,null,null,null,null,null],
['11日',null,null,null,795,null,null,null,null,null,null,null,null],
['12日',null,null,null,904,null,null,null,null,null,null,null,null],
['13日',820,null,null,942,null,null,null,null,null,null,null,null],
['14日',836,null,null,856,null,null,null,null,null,null,null,null],
['15日',881,null,null,860,null,null,null,null,null,null,null,null],
['16日',null,null,null,886,null,null,null,null,null,null,null,null],
['17日',804,null,null,892,null,null,null,null,null,null,null,null],
['18日',800,null,null,852,null,null,null,null,null,null,null,null],
['19日',823,null,null,829,null,null,null,null,null,null,null,null],
['20日',842,null,null,897,null,null,null,null,null,null,null,null],
['21日',891,null,null,904,null,null,null,null,null,null,null,null],
['22日',890,null,null,871,null,null,null,null,null,null,null,null],
['23日',904,null,null,961,null,null,null,null,null,null,null,null],
['24日',945,null,null,919,null,null,null,null,null,null,null,null],
['25日',824,null,null,977,null,null,null,null,null,null,null,null],
['26日',982,null,null,1036,null,null,null,null,null,null,null,null],
['27日',889,null,null,941,null,null,null,null,null,null,null,null],
['28日',890,null,null,972,null,null,null,null,null,null,null,null],
['29日',884,null,null,null,null,null,null,null,null,null,null,null],
['30日',838,null,null,1022,null,null,null,null,null,null,null,null],
['31日',null,null,null,873,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12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=31 -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)
      }
    });
  }

});