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,459,null,null,589,null,null,null,null,null],
['2日',678,null,null,568,null,null,678,null,null,null,null,null],
['3日',671,null,null,508,null,null,null,null,null,null,null,null],
['4日',598,null,null,545,null,null,null,null,null,null,null,null],
['5日',522,null,null,617,null,null,null,null,null,null,null,null],
['6日',489,null,null,544,null,null,null,null,null,null,null,null],
['7日',494,null,null,590,null,null,null,null,null,null,null,null],
['8日',517,null,null,824,null,null,null,null,null,null,null,null],
['9日',540,null,null,411,null,null,null,null,null,null,null,null],
['10日',546,null,null,413,null,null,null,null,null,null,null,null],
['11日',540,null,null,423,null,null,null,null,null,null,null,null],
['12日',533,null,null,508,null,null,null,null,null,null,null,null],
['13日',535,null,null,574,null,null,null,null,null,null,null,null],
['14日',552,null,null,524,null,null,null,null,null,null,null,null],
['15日',578,null,null,621,null,null,null,null,null,null,null,null],
['16日',605,null,null,588,null,null,null,null,null,null,null,null],
['17日',625,null,null,585,null,null,null,null,null,null,null,null],
['18日',631,null,null,496,null,null,null,null,null,null,null,null],
['19日',627,null,null,504,null,null,null,null,null,null,null,null],
['20日',621,null,null,506,null,null,null,null,null,null,null,null],
['21日',620,null,null,535,null,null,null,null,null,null,null,null],
['22日',627,null,null,579,null,null,null,null,null,null,null,null],
['23日',634,null,null,554,null,null,null,null,null,null,null,null],
['24日',631,null,null,673,null,null,null,null,null,null,null,null],
['25日',607,null,null,570,null,null,null,null,null,null,null,null],
['26日',555,null,null,567,null,null,null,null,null,null,null,null],
['27日',498,null,null,617,null,null,null,null,null,null,null,null],
['28日',468,null,null,658,null,null,null,null,null,null,null,null],
['29日',477,null,null,661,null,null,null,null,null,null,null,null],
['30日',486,null,null,457,null,null,null,null,null,null,null,null],
['31日',null,null,null,463,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)
      }
    });
  }

});