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,null,null,null,643,'UP!','新春初夢: 01/01 → 01/03',551,null,null],
['2日',null,null,null,null,null,null,365,null,null,646,null,null],
['3日',null,null,null,null,null,null,479,null,null,733,null,null],
['4日',null,null,null,null,null,null,439,null,null,803,null,null],
['5日',null,null,null,null,null,null,572,null,null,957,null,null],
['6日',null,null,null,null,null,null,679,null,null,906,null,null],
['7日',null,null,null,null,null,null,691,null,null,null,null,null],
['8日',null,null,null,null,null,null,759,null,null,755,null,null],
['9日',null,null,null,null,null,null,603,null,null,884,null,null],
['10日',null,null,null,null,null,null,639,null,null,930,null,null],
['11日',null,null,null,null,null,null,250,null,null,615,null,null],
['12日',null,null,null,null,null,null,338,null,null,695,null,null],
['13日',null,null,null,null,null,null,436,null,null,662,null,null],
['14日',null,null,null,null,null,null,505,null,null,931,null,null],
['15日',null,null,null,null,null,null,699,null,null,429,null,null],
['16日',null,null,null,null,null,null,703,null,null,542,null,null],
['17日',null,null,null,null,null,null,678,null,null,614,null,null],
['18日',null,null,null,null,null,null,412,null,null,314,null,null],
['19日',null,null,null,null,null,null,389,null,null,455,null,null],
['20日',null,null,null,null,null,null,366,null,null,468,null,null],
['21日',null,null,null,null,null,null,334,null,null,546,null,null],
['22日',null,null,null,null,null,null,554,null,null,391,null,null],
['23日',null,null,null,null,null,null,573,null,null,513,null,null],
['24日',null,null,null,null,null,null,611,null,null,650,null,null],
['25日',null,null,null,null,null,null,722,null,null,693,null,null],
['26日',null,null,null,null,null,null,788,null,null,978,null,null],
['27日',null,null,null,null,null,null,707,null,null,null,null,null],
['28日',null,null,null,null,null,null,702,null,null,709,null,null],
['29日',null,null,null,null,null,null,624,null,null,476,null,null],
['30日',null,null,null,null,null,null,576,null,null,null,null,null],
['31日',null,null,null,null,null,null,623,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:'2020年2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=29 -1 ;
  var lastlogcat=10;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});