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',451,null,null,462,null,null,null,null,null,null,null,null],
['2日',556,null,null,435,null,null,null,null,null,null,null,null],
['3日',553,null,null,490,null,null,null,null,null,null,null,null],
['4日',628,null,null,461,null,null,null,null,null,null,null,null],
['5日',760,null,null,612,null,null,null,null,null,null,null,null],
['6日',404,null,null,442,null,null,null,null,null,null,null,null],
['7日',403,null,null,385,null,null,null,null,null,null,null,null],
['8日',443,null,null,427,null,null,null,null,null,null,null,null],
['9日',554,null,null,470,null,null,null,null,null,null,null,null],
['10日',656,null,null,562,null,null,null,null,null,null,null,null],
['11日',687,null,null,530,null,null,null,null,null,null,null,null],
['12日',571,null,null,523,null,null,null,null,null,null,null,null],
['13日',723,null,null,466,null,null,null,null,null,null,null,null],
['14日',639,null,null,542,null,null,null,null,null,null,null,null],
['15日',715,null,null,548,null,null,null,null,null,null,null,null],
['16日',611,null,null,524,null,null,null,null,null,null,null,null],
['17日',750,null,null,542,null,null,null,null,null,null,null,null],
['18日',693,null,null,683,null,null,null,null,null,null,null,null],
['19日',811,null,null,896,null,null,null,null,null,null,null,null],
['20日',757,null,null,951,null,null,null,null,null,null,null,null],
['21日',663,null,null,894,null,null,null,null,null,null,null,null],
['22日',704,null,null,760,null,null,null,null,null,null,null,null],
['23日',683,null,null,867,null,null,null,null,null,null,null,null],
['24日',874,null,null,936,null,null,null,null,null,null,null,null],
['25日',978,null,null,1062,null,null,null,null,null,null,null,null],
['26日',892,null,null,990,null,null,null,null,null,null,null,null],
['27日',864,null,null,771,null,null,null,null,null,null,null,null],
['28日',1054,null,null,842,null,null,null,null,null,null,null,null],
['29日',974,null,null,null,null,null,null,null,null,null,null,null],
['30日',977,null,null,1021,null,null,null,null,null,null,null,null],
['31日',null,null,null,931,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: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=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)
      }
    });
  }

});