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',196,null,null,363,null,null,196,null,null,null,null,null],
['2日',301,null,null,443,null,null,null,null,null,null,null,null],
['3日',380,null,null,565,null,null,null,null,null,null,null,null],
['4日',408,null,null,685,null,null,null,null,null,null,null,null],
['5日',477,null,null,647,null,null,null,null,null,null,null,null],
['6日',568,null,null,643,null,null,null,null,null,null,null,null],
['7日',497,null,null,180,null,null,null,null,null,180,null,null],
['8日',255,null,null,233,null,null,null,null,null,null,null,null],
['9日',333,null,null,354,null,null,null,null,null,null,null,null],
['10日',472,null,null,466,null,null,null,null,null,null,null,null],
['11日',611,null,null,518,null,null,null,null,null,null,null,null],
['12日',574,null,null,416,null,null,null,null,null,null,null,null],
['13日',564,null,null,488,null,null,null,null,null,null,null,null],
['14日',551,null,null,540,null,null,null,null,null,null,null,null],
['15日',578,null,null,530,null,null,null,null,null,null,null,null],
['16日',265,null,null,504,null,null,null,null,null,null,null,null],
['17日',365,null,null,258,null,null,null,null,null,null,null,null],
['18日',549,null,null,338,null,null,null,null,null,null,null,null],
['19日',657,null,null,479,null,null,null,null,null,null,null,null],
['20日',754,null,null,544,null,null,null,null,null,null,null,null],
['21日',794,null,null,618,null,null,null,null,null,null,null,null],
['22日',662,null,null,526,null,null,null,null,null,null,null,null],
['23日',530,null,null,559,null,null,null,null,null,null,null,null],
['24日',565,null,null,626,null,null,null,null,null,null,null,null],
['25日',345,null,null,516,null,null,null,null,null,null,null,null],
['26日',421,null,null,372,null,null,null,null,null,null,null,null],
['27日',492,null,null,524,null,null,null,null,null,null,null,null],
['28日',565,null,null,712,null,null,null,null,null,null,null,null],
['29日',432,null,null,851,null,null,null,null,null,null,null,null],
['30日',506,null,null,693,null,null,null,null,null,null,null,null],
['31日',null,null,null,586,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:900},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)
      }
    });
  }

});