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',571,null,null,539,null,null,null,null,null,null,null,null],
['2日',473,null,null,518,null,null,null,null,null,null,null,null],
['3日',473,null,null,528,null,null,null,null,null,null,null,null],
['4日',412,null,null,508,null,null,null,null,null,null,null,null],
['5日',448,null,null,585,null,null,null,null,null,null,null,null],
['6日',521,null,null,628,null,null,null,null,null,null,null,null],
['7日',613,null,null,567,null,null,null,null,null,null,null,null],
['8日',517,null,null,607,null,null,null,null,null,null,null,null],
['9日',598,null,null,676,null,null,null,null,null,null,null,null],
['10日',636,null,null,551,null,null,null,null,null,null,null,null],
['11日',449,null,null,594,null,null,null,null,null,null,null,null],
['12日',417,null,null,590,null,null,null,null,null,null,null,null],
['13日',479,null,null,519,null,null,null,null,null,null,null,null],
['14日',327,null,null,507,null,null,null,null,null,null,null,null],
['15日',313,null,null,510,null,null,null,null,null,null,null,null],
['16日',397,null,null,544,null,null,null,null,null,null,null,null],
['17日',509,null,null,636,null,null,null,null,null,null,null,null],
['18日',553,null,null,655,null,null,null,null,null,null,null,null],
['19日',550,null,null,500,null,null,null,null,null,null,null,null],
['20日',548,null,null,591,null,null,null,null,null,null,null,null],
['21日',579,null,null,625,null,null,null,null,null,null,null,null],
['22日',610,null,null,645,null,null,null,null,null,null,null,null],
['23日',580,null,null,729,null,null,null,null,null,null,null,null],
['24日',617,null,null,750,null,null,null,null,null,null,null,null],
['25日',561,null,null,471,null,null,null,null,null,null,null,null],
['26日',617,null,null,495,null,null,null,null,null,null,null,null],
['27日',545,null,null,575,null,null,null,null,null,null,null,null],
['28日',445,null,null,635,null,null,null,null,null,null,null,null],
['29日',510,null,null,582,null,null,null,null,null,null,null,null],
['30日',439,null,null,648,null,null,null,null,null,null,null,null],
['31日',null,null,null,604,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:800},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)
      }
    });
  }

});