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',528,null,null,430,null,null,null,null,null,null,null,null],
['2日',343,null,null,420,null,null,null,null,null,null,null,null],
['3日',348,null,null,445,null,null,null,null,null,null,null,null],
['4日',427,null,null,426,null,null,null,null,null,null,null,null],
['5日',506,null,null,409,null,null,null,null,null,null,null,null],
['6日',341,null,null,459,null,null,null,null,null,null,null,null],
['7日',334,null,null,505,null,null,null,null,null,null,null,null],
['8日',370,null,null,547,null,null,null,null,null,null,null,null],
['9日',477,null,null,571,null,null,null,null,null,null,null,null],
['10日',538,null,null,550,null,null,null,null,null,null,null,null],
['11日',565,null,null,428,null,null,null,null,null,null,null,null],
['12日',475,null,null,435,null,null,null,null,null,null,null,null],
['13日',345,null,null,474,null,null,null,null,null,null,null,null],
['14日',347,null,null,523,null,null,null,null,null,null,null,null],
['15日',380,null,null,587,null,null,null,null,null,null,null,null],
['16日',466,null,null,545,null,null,null,null,null,null,null,null],
['17日',525,null,null,637,null,null,null,null,null,null,null,null],
['18日',527,null,null,488,null,null,null,null,null,null,null,null],
['19日',522,null,null,356,null,null,null,null,null,null,null,null],
['20日',373,null,null,406,null,null,null,null,null,null,null,null],
['21日',351,null,null,538,null,null,null,null,null,null,null,null],
['22日',335,null,null,641,null,null,null,null,null,null,null,null],
['23日',364,null,null,625,null,null,null,null,null,null,null,null],
['24日',452,null,null,522,null,null,null,null,null,null,null,null],
['25日',526,null,null,245,null,null,null,null,null,null,null,null],
['26日',614,null,null,207,null,null,null,null,null,null,null,null],
['27日',282,null,null,245,null,null,null,null,null,null,null,null],
['28日',246,null,null,353,null,null,null,null,null,null,null,null],
['29日',303,null,null,509,null,null,null,null,null,null,null,null],
['30日',356,null,null,391,null,null,null,null,null,null,null,null],
['31日',null,null,null,382,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:700},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)
      }
    });
  }

});