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',499,null,null,584,null,null,null,null,null,null,null,null],
['2日',465,null,null,683,null,null,null,null,null,null,null,null],
['3日',426,null,null,623,null,null,null,null,null,null,null,null],
['4日',422,null,null,599,null,null,null,null,null,null,null,null],
['5日',455,null,null,548,null,null,null,null,null,null,null,null],
['6日',545,null,null,473,null,null,null,null,null,null,null,null],
['7日',456,null,null,419,null,null,null,null,null,null,null,null],
['8日',483,null,null,415,null,null,null,null,null,null,null,null],
['9日',465,null,null,450,null,null,null,null,null,null,null,null],
['10日',457,null,null,503,null,null,null,null,null,null,null,null],
['11日',492,null,null,553,null,null,null,null,null,null,null,null],
['12日',463,null,null,579,null,null,null,null,null,null,null,null],
['13日',492,null,null,549,null,null,null,null,null,null,null,null],
['14日',451,null,null,478,null,null,null,null,null,null,null,null],
['15日',456,null,null,518,null,null,null,null,null,null,null,null],
['16日',482,null,null,517,null,null,null,null,null,null,null,null],
['17日',522,null,null,577,null,null,null,null,null,null,null,null],
['18日',432,null,null,701,null,null,null,null,null,null,null,null],
['19日',489,null,null,555,null,null,null,null,null,null,null,null],
['20日',572,null,null,526,null,null,null,null,null,null,null,null],
['21日',470,null,null,491,null,null,null,null,null,null,null,null],
['22日',461,null,null,484,null,null,null,null,null,null,null,null],
['23日',419,null,null,515,null,null,null,null,null,null,null,null],
['24日',428,null,null,418,null,null,null,null,null,null,null,null],
['25日',460,null,null,523,null,null,null,null,null,null,null,null],
['26日',441,null,null,464,null,null,null,null,null,null,null,null],
['27日',496,null,null,477,null,null,null,null,null,null,null,null],
['28日',484,null,null,415,null,null,null,null,null,null,null,null],
['29日',458,null,null,401,null,null,null,null,null,null,null,null],
['30日',462,null,null,387,null,null,null,null,null,null,null,null],
['31日',null,null,null,400,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)
      }
    });
  }

});