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',500,null,null,503,null,null,null,null,null,null,null,null],
['2日',null,null,null,521,null,null,null,null,null,null,null,null],
['3日',515,null,null,544,null,null,null,null,null,null,null,null],
['4日',468,null,null,540,null,null,null,null,null,null,null,null],
['5日',529,null,null,477,null,null,null,null,null,null,null,null],
['6日',575,null,null,493,null,null,null,null,null,null,null,null],
['7日',593,null,null,496,null,null,null,null,null,null,null,null],
['8日',447,null,null,515,null,null,null,null,null,null,null,null],
['9日',437,null,null,502,null,null,null,null,null,null,null,null],
['10日',417,null,null,607,null,null,null,null,null,null,null,null],
['11日',466,null,null,561,null,null,null,null,null,null,null,null],
['12日',491,null,null,521,null,null,null,null,null,null,null,null],
['13日',589,null,null,482,null,null,null,null,null,null,null,null],
['14日',506,null,null,483,null,null,null,null,null,null,null,null],
['15日',499,null,null,514,null,null,null,null,null,null,null,null],
['16日',475,null,null,420,null,null,null,null,null,null,null,null],
['17日',440,null,null,497,null,null,null,null,null,null,null,null],
['18日',497,null,null,null,null,null,null,null,null,null,null,null],
['19日',493,null,null,551,null,null,null,null,null,null,null,null],
['20日',514,null,null,468,null,null,null,null,null,null,null,null],
['21日',608,null,null,544,null,null,null,null,null,null,null,null],
['22日',530,null,null,536,null,null,null,null,null,null,null,null],
['23日',496,null,null,503,null,null,null,null,null,null,null,null],
['24日',506,null,null,529,null,null,null,null,null,null,null,null],
['25日',498,null,null,583,null,null,null,null,null,null,null,null],
['26日',530,null,null,588,null,null,null,null,null,null,null,null],
['27日',582,null,null,513,null,null,null,null,null,null,null,null],
['28日',612,null,null,525,null,null,null,null,null,null,null,null],
['29日',504,null,null,615,null,null,null,null,null,null,null,null],
['30日',496,null,null,518,null,null,null,null,null,null,null,null],
['31日',null,null,null,609,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:700},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)
      }
    });
  }

});