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',539,null,null,789,null,null,null,null,null,null,null,null],
['2日',588,null,null,664,null,null,null,null,null,null,null,null],
['3日',491,null,null,722,null,null,null,null,null,null,null,null],
['4日',566,null,null,669,null,null,null,null,null,null,null,null],
['5日',605,null,null,612,null,null,null,null,null,null,null,null],
['6日',521,null,null,null,null,null,null,null,null,null,null,null],
['7日',487,null,null,646,null,null,null,null,null,null,null,null],
['8日',534,null,null,579,null,null,null,null,null,null,null,null],
['9日',590,null,null,756,null,null,null,null,null,null,null,null],
['10日',412,null,null,601,null,null,null,null,null,null,null,null],
['11日',431,null,null,735,null,null,null,null,null,null,null,null],
['12日',455,null,null,684,null,null,null,null,null,null,null,null],
['13日',409,null,null,838,null,null,null,null,null,null,null,null],
['14日',538,null,null,629,null,null,null,null,null,null,null,null],
['15日',745,null,null,614,null,null,null,null,null,null,null,null],
['16日',754,null,null,546,null,null,null,null,null,null,null,null],
['17日',518,null,null,691,null,null,null,null,null,null,null,null],
['18日',580,null,null,571,null,null,null,null,null,null,null,null],
['19日',450,null,null,681,null,null,null,null,null,null,null,null],
['20日',486,null,null,686,null,null,null,null,null,null,null,null],
['21日',472,null,null,655,null,null,null,null,null,null,null,null],
['22日',521,null,null,674,null,null,null,null,null,null,null,null],
['23日',585,null,null,685,null,null,null,null,null,null,null,null],
['24日',438,null,null,773,null,null,null,null,null,null,null,null],
['25日',503,null,null,715,null,null,null,null,null,null,null,null],
['26日',550,null,null,680,null,null,null,null,null,null,null,null],
['27日',625,null,null,557,null,null,null,null,null,null,null,null],
['28日',673,null,null,456,null,null,null,null,null,null,null,null],
['29日',641,null,null,570,null,null,null,null,null,null,null,null],
['30日',675,null,null,684,null,null,null,null,null,null,null,null],
['31日',719,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)
      }
    });
  }

});