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',null,null,null,647,null,null,625,null,null,null,null,null],
['2日',840,null,null,678,null,null,840,null,null,null,null,null],
['3日',880,null,null,562,null,null,null,null,null,null,null,null],
['4日',797,null,null,385,null,null,null,null,null,null,null,null],
['5日',697,null,null,468,null,null,null,null,null,null,null,null],
['6日',662,null,null,534,null,null,null,null,null,null,null,null],
['7日',685,null,null,663,null,null,null,null,null,null,null,null],
['8日',738,null,null,574,null,null,null,null,null,null,null,null],
['9日',791,null,null,554,null,null,null,null,null,null,null,null],
['10日',819,null,null,502,null,null,null,null,null,null,null,null],
['11日',821,null,null,428,null,null,null,null,null,null,null,null],
['12日',803,null,null,517,null,null,null,null,null,null,null,null],
['13日',772,null,null,566,null,null,null,null,null,null,null,null],
['14日',731,null,null,639,null,null,null,null,null,null,null,null],
['15日',686,null,null,646,null,null,null,null,null,null,null,null],
['16日',645,null,null,585,null,null,null,null,null,null,null,null],
['17日',617,null,null,502,null,null,null,null,null,null,null,null],
['18日',603,null,null,490,null,null,null,null,null,null,null,null],
['19日',600,null,null,555,null,null,null,null,null,null,null,null],
['20日',604,null,null,563,null,null,null,null,null,null,null,null],
['21日',612,null,null,638,null,null,null,null,null,null,null,null],
['22日',616,null,null,363,null,null,null,null,null,null,null,null],
['23日',612,null,null,342,null,null,null,null,null,null,null,null],
['24日',597,null,null,287,null,null,null,null,null,null,null,null],
['25日',569,null,null,277,null,null,null,null,null,null,null,null],
['26日',529,null,null,396,null,null,null,null,null,null,null,null],
['27日',503,null,null,458,null,null,null,null,null,null,null,null],
['28日',526,null,null,458,null,null,null,null,null,null,null,null],
['29日',609,null,null,437,null,null,null,null,null,null,null,null],
['30日',692,null,null,408,null,null,null,null,null,null,null,null],
['31日',null,null,null,374,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10月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:900},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)
      }
    });
  }

});