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',710,null,null,874,null,null,null,null,null,null,null,null],
['2日',565,null,null,545,null,null,null,null,null,null,null,null],
['3日',610,null,null,544,null,null,null,null,null,null,null,null],
['4日',609,null,null,597,null,null,null,null,null,null,null,null],
['5日',634,null,null,636,null,null,null,null,null,null,null,null],
['6日',633,null,null,611,null,null,null,null,null,null,null,null],
['7日',668,null,null,621,null,null,null,null,null,null,null,null],
['8日',684,null,null,543,null,null,null,null,null,null,null,null],
['9日',734,null,null,521,null,null,null,null,null,null,null,null],
['10日',557,null,null,502,null,null,null,null,null,null,null,null],
['11日',601,null,null,522,null,null,null,null,null,null,null,null],
['12日',556,null,null,561,null,null,null,null,null,null,null,null],
['13日',507,null,null,650,null,null,null,null,null,null,null,null],
['14日',605,null,null,627,null,null,null,null,null,null,null,null],
['15日',607,null,null,652,null,null,null,null,null,null,null,null],
['16日',724,null,null,657,null,null,null,null,null,null,null,null],
['17日',659,null,null,625,null,null,null,null,null,null,null,null],
['18日',655,null,null,686,null,null,null,null,null,null,null,null],
['19日',679,null,null,859,null,null,null,null,null,null,null,null],
['20日',648,null,null,792,null,null,null,null,null,null,null,null],
['21日',669,null,null,877,null,null,null,null,null,null,null,null],
['22日',710,null,null,787,null,null,null,null,null,null,null,null],
['23日',669,null,null,722,null,null,null,null,null,null,null,null],
['24日',694,null,null,612,null,null,null,null,null,null,null,null],
['25日',719,null,null,602,null,null,null,null,null,null,null,null],
['26日',609,null,null,569,null,null,null,null,null,null,null,null],
['27日',583,null,null,646,null,null,null,null,null,null,null,null],
['28日',679,null,null,607,null,null,null,null,null,null,null,null],
['29日',677,null,null,575,null,null,null,null,null,null,null,null],
['30日',null,null,null,640,null,null,null,null,null,null,null,null],
['31日',762,null,null,null,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11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=30 -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)
      }
    });
  }

});