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,539,null,null,null,null,null,null,null,null],
['2日',736,null,null,588,null,null,736,null,null,null,null,null],
['3日',null,null,null,491,null,null,null,null,null,null,null,null],
['4日',777,null,null,566,null,null,null,null,null,null,null,null],
['5日',792,null,null,605,null,null,null,null,null,null,null,null],
['6日',799,null,null,521,null,null,null,null,null,null,null,null],
['7日',798,null,null,487,null,null,null,null,null,null,null,null],
['8日',789,null,null,534,null,null,null,null,null,null,null,null],
['9日',775,null,null,590,null,null,null,null,null,null,null,null],
['10日',754,null,null,412,null,null,null,null,null,null,null,null],
['11日',727,null,null,431,null,null,null,null,null,null,null,null],
['12日',695,null,null,455,null,null,null,null,null,null,null,null],
['13日',659,null,null,409,null,null,null,null,null,null,null,null],
['14日',null,null,null,538,null,null,null,null,null,null,null,null],
['15日',null,null,null,745,null,null,null,null,null,null,null,null],
['16日',null,null,null,754,null,null,null,null,null,null,null,null],
['17日',null,null,null,518,null,null,null,null,null,null,null,null],
['18日',null,null,null,580,null,null,null,null,null,null,null,null],
['19日',null,null,null,450,null,null,null,null,null,null,null,null],
['20日',null,null,null,486,null,null,null,null,null,null,null,null],
['21日',null,null,null,472,null,null,null,null,null,null,null,null],
['22日',null,null,null,521,null,null,null,null,null,null,null,null],
['23日',null,null,null,585,null,null,null,null,null,null,null,null],
['24日',null,null,null,438,null,null,null,null,null,null,null,null],
['25日',null,null,null,503,null,null,null,null,null,null,null,null],
['26日',394,null,null,550,null,null,null,null,null,null,null,null],
['27日',425,null,null,625,null,null,null,null,null,null,null,null],
['28日',470,null,null,673,null,null,null,null,null,null,null,null],
['29日',525,null,null,641,null,null,null,null,null,null,null,null],
['30日',580,null,null,675,null,null,null,null,null,null,null,null],
['31日',null,null,null,719,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:800},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)
      }
    });
  }

});