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',581,null,null,521,null,null,null,null,null,null,null,null],
['2日',492,null,null,344,null,null,null,null,null,null,null,null],
['3日',443,null,null,394,null,null,null,null,null,null,null,null],
['4日',385,null,null,408,null,null,null,null,null,null,null,null],
['5日',457,null,null,443,null,null,null,null,null,null,null,null],
['6日',429,null,null,411,null,null,null,null,null,null,null,null],
['7日',417,null,null,470,null,null,null,null,null,null,null,null],
['8日',371,null,null,346,null,null,null,null,null,null,null,null],
['9日',460,null,null,349,null,null,null,null,null,null,null,null],
['10日',403,null,null,435,null,null,null,null,null,null,null,null],
['11日',503,null,null,400,null,null,null,null,null,null,null,null],
['12日',451,null,null,402,null,null,null,null,null,null,null,null],
['13日',405,null,null,421,null,null,null,null,null,null,null,null],
['14日',438,null,null,474,null,null,null,null,null,null,null,null],
['15日',444,null,null,480,null,null,null,null,null,null,null,null],
['16日',449,null,null,520,null,null,null,null,null,null,null,null],
['17日',456,null,null,581,null,null,null,null,null,null,null,null],
['18日',473,null,null,451,null,null,null,null,null,null,null,null],
['19日',447,null,null,433,null,null,null,null,null,null,null,null],
['20日',488,null,null,467,null,null,null,null,null,null,null,null],
['21日',373,null,null,529,null,null,null,null,null,null,null,null],
['22日',415,null,null,515,null,null,null,null,null,null,null,null],
['23日',470,null,null,581,null,null,null,null,null,null,null,null],
['24日',472,null,null,571,null,null,null,null,null,null,null,null],
['25日',486,null,null,574,null,null,null,null,null,null,null,null],
['26日',470,null,null,512,null,null,null,null,null,null,null,null],
['27日',541,null,null,430,null,null,null,null,null,null,null,null],
['28日',480,null,null,429,null,null,null,null,null,null,null,null],
['29日',466,null,null,526,null,null,null,null,null,null,null,null],
['30日',472,null,null,500,null,null,null,null,null,null,null,null],
['31日',null,null,null,465,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:600},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)
      }
    });
  }

});