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',471,null,null,614,null,null,null,null,null,null,null,null],
['2日',639,null,null,657,null,null,null,null,null,null,null,null],
['3日',715,null,null,702,null,null,null,null,null,null,null,null],
['4日',781,null,null,783,null,null,null,null,null,null,null,null],
['5日',null,null,null,700,null,null,null,null,null,null,null,null],
['6日',null,null,null,772,null,null,null,null,null,null,null,null],
['7日',577,null,null,707,null,null,null,null,null,null,null,null],
['8日',635,null,null,880,null,null,null,null,null,null,null,null],
['9日',644,null,null,613,null,null,null,null,null,null,null,null],
['10日',812,null,null,601,null,null,null,null,null,null,null,null],
['11日',630,null,null,605,null,null,null,null,null,null,null,null],
['12日',667,null,null,694,null,null,null,null,null,null,null,null],
['13日',679,null,null,732,null,null,null,null,null,null,null,null],
['14日',722,null,null,771,null,null,null,null,null,null,null,null],
['15日',705,null,null,834,null,null,null,null,null,null,null,null],
['16日',763,null,null,479,null,null,null,null,null,null,null,null],
['17日',869,null,null,506,null,null,null,null,null,null,null,null],
['18日',811,null,null,676,null,null,null,null,null,null,null,null],
['19日',737,null,null,606,null,null,null,null,null,null,null,null],
['20日',null,null,null,611,null,null,null,null,null,null,null,null],
['21日',678,null,null,518,null,null,null,null,null,null,null,null],
['22日',542,null,null,514,null,null,null,null,null,null,null,null],
['23日',620,null,null,525,null,null,null,null,null,null,null,null],
['24日',659,null,null,631,null,null,null,null,null,null,null,null],
['25日',487,null,null,786,null,null,null,null,null,null,null,null],
['26日',431,null,null,645,null,null,null,null,null,null,null,null],
['27日',412,null,null,678,null,null,null,null,null,null,null,null],
['28日',490,null,null,797,null,null,null,null,null,null,null,null],
['29日',652,null,null,900,null,null,null,null,null,null,null,null],
['30日',615,null,null,764,null,null,null,null,null,null,null,null],
['31日',null,null,null,676,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)
      }
    });
  }

});