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',498,null,null,682,null,null,null,null,null,null,null,null],
['2日',616,null,null,680,null,null,null,null,null,null,null,null],
['3日',571,null,null,686,null,null,null,null,null,null,null,null],
['4日',613,null,null,698,null,null,null,null,null,null,null,null],
['5日',531,null,null,750,null,null,null,null,null,null,null,null],
['6日',546,null,null,607,null,null,null,null,null,null,null,null],
['7日',641,null,null,606,null,null,null,null,null,null,null,null],
['8日',690,null,null,672,null,null,null,null,null,null,null,null],
['9日',722,null,null,747,null,null,null,null,null,null,null,null],
['10日',741,null,null,816,null,null,null,null,null,null,null,null],
['11日',548,null,null,702,null,null,null,null,null,null,null,null],
['12日',613,null,null,648,null,null,null,null,null,null,null,null],
['13日',600,null,null,712,null,null,null,null,null,null,null,null],
['14日',618,null,null,681,null,null,null,null,null,null,null,null],
['15日',707,null,null,755,null,null,null,null,null,null,null,null],
['16日',686,null,null,992,null,null,null,null,null,null,null,null],
['17日',755,null,null,403,null,null,null,null,null,null,null,null],
['18日',868,null,null,460,null,null,null,null,null,null,null,null],
['19日',940,null,null,516,null,null,null,null,null,null,null,null],
['20日',1039,null,null,599,null,null,null,null,null,null,null,null],
['21日',909,null,null,650,null,null,null,null,null,null,null,null],
['22日',576,null,null,703,null,null,null,null,null,null,null,null],
['23日',617,null,null,804,null,null,null,null,null,null,null,null],
['24日',568,null,null,755,null,null,null,null,null,null,null,null],
['25日',548,null,null,670,null,null,null,null,null,null,null,null],
['26日',694,null,null,680,null,null,null,null,null,null,null,null],
['27日',592,null,null,779,null,null,null,null,null,null,null,null],
['28日',644,null,null,892,null,null,null,null,null,null,null,null],
['29日',710,null,null,934,null,null,null,null,null,null,null,null],
['30日',794,null,null,840,null,null,null,null,null,null,null,null],
['31日',null,null,null,659,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)
      }
    });
  }

});