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',505,null,null,451,null,null,null,null,null,null,null,null],
['2日',513,null,null,556,null,null,null,null,null,null,null,null],
['3日',555,null,null,553,null,null,null,null,null,null,null,null],
['4日',593,null,null,628,null,null,null,null,null,null,null,null],
['5日',547,null,null,760,null,null,null,null,null,null,null,null],
['6日',443,null,null,404,null,null,null,null,null,null,null,null],
['7日',500,null,null,403,null,null,null,null,null,null,null,null],
['8日',549,null,null,443,null,null,null,null,null,null,null,null],
['9日',604,null,null,554,null,null,null,null,null,null,null,null],
['10日',511,null,null,656,null,null,null,null,null,null,null,null],
['11日',532,null,null,687,null,null,null,null,null,null,null,null],
['12日',447,null,null,571,null,null,null,null,null,null,null,null],
['13日',460,null,null,723,null,null,null,null,null,null,null,null],
['14日',558,null,null,639,null,null,null,null,null,null,null,null],
['15日',533,null,null,715,null,null,null,null,null,null,null,null],
['16日',551,null,null,611,null,null,null,null,null,null,null,null],
['17日',455,null,null,750,null,null,null,null,null,null,null,null],
['18日',526,null,null,693,null,null,null,null,null,null,null,null],
['19日',688,null,null,811,null,null,null,null,null,null,null,null],
['20日',681,null,null,757,null,null,null,null,null,null,null,null],
['21日',779,null,null,663,null,null,null,null,null,null,null,null],
['22日',736,null,null,704,null,null,null,null,null,null,null,null],
['23日',589,null,null,683,null,null,null,null,null,null,null,null],
['24日',732,null,null,874,null,null,null,null,null,null,null,null],
['25日',747,null,null,978,null,null,null,null,null,null,null,null],
['26日',621,null,null,892,null,null,null,null,null,null,null,null],
['27日',771,null,null,864,null,null,null,null,null,null,null,null],
['28日',615,null,null,1054,null,null,null,null,null,null,null,null],
['29日',null,null,null,974,null,null,null,null,null,null,null,null],
['30日',612,null,null,977,null,null,null,null,null,null,null,null],
['31日',814,null,null,null,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11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1100},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=30 -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)
      }
    });
  }

});