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',302,null,null,721,null,null,null,null,null,null,null,null],
['2日',360,null,null,957,null,null,null,null,null,null,null,null],
['3日',397,null,null,533,null,null,null,null,null,null,null,null],
['4日',390,null,null,557,null,null,null,null,null,null,null,null],
['5日',415,null,null,664,null,null,null,null,null,null,null,null],
['6日',499,null,null,693,null,null,null,null,null,null,null,null],
['7日',459,null,null,715,null,null,null,null,null,null,null,null],
['8日',534,null,null,805,null,null,null,null,null,null,null,null],
['9日',504,null,null,887,null,null,null,null,null,null,null,null],
['10日',520,null,null,968,null,null,null,null,null,null,null,null],
['11日',460,null,null,929,null,null,null,null,null,null,null,null],
['12日',641,null,null,712,null,null,null,null,null,null,null,null],
['13日',552,null,null,713,null,null,null,null,null,null,null,null],
['14日',748,null,null,802,null,null,null,null,null,null,null,null],
['15日',727,null,null,910,null,null,null,null,null,null,null,null],
['16日',594,null,null,924,null,null,null,null,null,null,null,null],
['17日',863,null,null,643,null,null,null,null,null,null,null,null],
['18日',1325,null,null,658,null,null,null,null,null,null,null,null],
['19日',328,null,null,615,null,null,null,null,null,null,null,null],
['20日',370,null,null,772,null,null,null,null,null,null,null,null],
['21日',453,null,null,889,null,null,null,null,null,null,null,null],
['22日',450,null,null,681,null,null,null,null,null,null,null,null],
['23日',554,null,null,857,null,null,null,null,null,null,null,null],
['24日',610,null,null,908,null,null,null,null,null,null,null,null],
['25日',685,null,null,845,null,null,null,null,null,null,null,null],
['26日',622,null,null,817,null,null,null,null,null,null,null,null],
['27日',695,null,null,686,null,null,null,null,null,null,null,null],
['28日',780,null,null,666,null,null,null,null,null,null,null,null],
['29日',778,null,null,853,null,null,null,null,null,null,null,null],
['30日',723,null,null,734,null,null,null,null,null,null,null,null],
['31日',null,null,null,789,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:1400},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)
      }
    });
  }

});