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',643,null,null,360,null,null,null,null,null,null,null,null],
['2日',743,null,null,465,null,null,null,null,null,null,null,null],
['3日',745,null,null,534,null,null,null,null,null,null,null,null],
['4日',757,null,null,740,null,null,null,null,null,null,null,null],
['5日',769,null,null,851,null,null,null,null,null,null,null,null],
['6日',792,null,null,706,null,null,null,null,null,null,null,null],
['7日',811,null,null,766,null,null,null,null,null,null,null,null],
['8日',876,null,null,840,null,null,null,null,null,null,null,null],
['9日',844,null,null,829,null,null,null,null,null,null,null,null],
['10日',807,null,null,625,null,null,null,null,null,null,null,null],
['11日',626,null,null,616,null,null,null,null,null,null,null,null],
['12日',null,null,null,667,null,null,null,null,null,null,null,null],
['13日',793,null,null,804,null,null,null,null,null,null,null,null],
['14日',null,null,null,622,null,null,null,null,null,null,null,null],
['15日',null,null,null,657,null,null,null,null,null,null,null,null],
['16日',null,null,null,629,null,null,null,null,null,null,null,null],
['17日',720,null,null,647,null,null,null,null,null,null,null,null],
['18日',421,null,null,743,null,null,null,null,null,null,null,null],
['19日',499,null,null,788,null,null,null,null,null,null,null,null],
['20日',570,null,null,787,null,null,null,null,null,null,null,null],
['21日',555,null,null,881,null,null,null,null,null,null,null,null],
['22日',676,null,null,828,null,null,null,null,null,null,null,null],
['23日',637,null,null,439,null,null,null,null,null,null,null,null],
['24日',751,null,null,458,null,null,null,null,null,null,null,null],
['25日',742,null,null,513,null,null,null,null,null,null,null,null],
['26日',752,null,null,632,null,null,null,null,null,null,null,null],
['27日',300,null,null,657,null,null,null,null,null,null,null,null],
['28日',277,null,null,530,null,null,null,null,null,null,null,null],
['29日',327,null,null,538,null,null,null,null,null,null,null,null],
['30日',352,null,null,568,null,null,null,null,null,null,null,null],
['31日',null,null,null,689,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: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=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)
      }
    });
  }

});