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',894,null,null,758,null,null,null,null,null,null,null,null],
['2日',702,null,null,798,null,null,null,null,null,null,null,null],
['3日',719,null,null,null,null,null,null,null,null,null,null,null],
['4日',854,null,null,901,null,null,null,null,null,null,null,null],
['5日',892,null,null,482,null,null,null,null,null,null,null,null],
['6日',860,null,null,400,null,null,null,null,null,null,null,null],
['7日',908,null,null,464,null,null,null,null,null,null,null,null],
['8日',945,null,null,606,null,null,null,null,null,null,null,null],
['9日',841,null,null,851,null,null,null,null,null,null,null,null],
['10日',827,null,null,900,null,null,null,null,null,null,null,null],
['11日',809,null,null,920,null,null,null,null,null,null,null,null],
['12日',766,null,null,845,null,null,null,null,null,null,null,null],
['13日',null,null,null,936,null,null,null,null,null,null,null,null],
['14日',692,null,null,null,null,null,null,null,null,null,null,null],
['15日',661,null,null,918,null,null,null,null,null,null,null,null],
['16日',531,null,null,935,null,null,null,null,null,null,null,null],
['17日',651,null,null,988,null,null,null,null,null,null,null,null],
['18日',451,null,null,866,null,null,null,null,null,null,null,null],
['19日',427,null,null,906,null,null,null,null,null,null,null,null],
['20日',613,null,null,916,null,null,null,null,null,null,null,null],
['21日',719,null,null,914,null,null,null,null,null,null,null,null],
['22日',853,null,null,991,null,null,null,null,null,null,null,null],
['23日',809,null,null,906,null,null,null,null,null,null,null,null],
['24日',627,null,null,null,null,null,null,null,null,null,null,null],
['25日',551,null,null,853,null,null,null,null,null,null,null,null],
['26日',693,null,null,746,null,null,null,null,null,null,null,null],
['27日',782,null,null,null,null,null,null,null,null,null,null,null],
['28日',null,null,null,699,null,null,null,null,null,null,null,null],
['29日',863,null,null,965,null,null,null,null,null,null,null,null],
['30日',null,null,null,918,null,null,null,null,null,null,null,null],
['31日',null,null,null,962,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:1000},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)
      }
    });
  }

});