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',872,null,null,567,null,null,null,null,null,null,null,null],
['2日',679,null,null,649,null,null,null,null,null,null,null,null],
['3日',759,null,null,null,null,null,null,null,null,null,null,null],
['4日',794,null,null,691,null,null,null,null,null,null,null,null],
['5日',896,null,null,670,null,null,null,null,null,null,null,null],
['6日',896,null,null,870,null,null,null,null,null,null,null,null],
['7日',1052,null,null,732,null,null,null,null,null,null,null,null],
['8日',849,null,null,747,null,null,null,null,null,null,null,null],
['9日',579,null,null,982,null,null,null,null,null,null,null,null],
['10日',721,null,null,1019,null,null,null,null,null,null,null,null],
['11日',896,null,null,640,null,null,null,null,null,null,null,null],
['12日',null,null,null,857,null,null,null,null,null,null,null,null],
['13日',971,null,null,914,null,null,null,null,null,null,null,null],
['14日',1118,null,null,null,null,null,null,null,null,null,null,null],
['15日',1047,null,null,806,null,null,null,null,null,null,null,null],
['16日',620,null,null,677,null,null,null,null,null,null,null,null],
['17日',713,null,null,718,null,null,null,null,null,null,null,null],
['18日',732,null,null,815,null,null,null,null,null,null,null,null],
['19日',772,null,null,822,null,null,null,null,null,null,null,null],
['20日',889,null,null,966,null,null,null,null,null,null,null,null],
['21日',1006,null,null,750,null,null,null,null,null,null,null,null],
['22日',708,null,null,839,null,null,null,null,null,null,null,null],
['23日',642,null,null,686,null,null,null,null,null,null,null,null],
['24日',843,null,null,767,null,null,null,null,null,null,null,null],
['25日',901,null,null,773,null,null,null,null,null,null,null,null],
['26日',1042,null,null,970,null,null,null,null,null,null,null,null],
['27日',1015,null,null,null,null,null,null,null,null,null,null,null],
['28日',null,null,null,511,null,null,null,null,null,null,null,null],
['29日',953,null,null,565,null,null,null,null,null,null,null,null],
['30日',412,null,null,695,null,null,null,null,null,null,null,null],
['31日',null,null,null,821,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:1200},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)
      }
    });
  }

});