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,144,null,null,107,null,null,144,null,null],
['2日',171,null,null,221,null,null,171,null,null,null,null,null],
['3日',213,null,null,268,null,null,null,null,null,null,null,null],
['4日',237,null,null,282,null,null,null,null,null,null,null,null],
['5日',264,null,null,139,null,null,null,null,null,139,null,null],
['6日',275,null,null,193,null,null,null,null,null,193,null,null],
['7日',296,null,null,261,null,null,null,null,null,null,null,null],
['8日',290,null,null,297,null,null,null,null,null,null,null,null],
['9日',282,null,null,260,null,null,null,null,null,null,null,null],
['10日',260,null,null,263,null,null,null,null,null,null,null,null],
['11日',102,null,null,92,null,null,102,null,null,92,null,null],
['12日',178,null,null,null,null,null,178,null,null,102,null,null],
['13日',250,null,null,null,null,null,null,null,null,136,null,null],
['14日',293,null,null,186,null,null,null,null,null,186,null,null],
['15日',343,null,null,226,null,null,null,null,null,null,null,null],
['16日',311,null,null,264,null,null,null,null,null,null,null,null],
['17日',383,null,null,329,null,null,null,null,null,null,null,null],
['18日',381,null,null,327,null,null,null,null,null,null,null,null],
['19日',409,null,null,311,null,null,null,null,null,null,null,null],
['20日',255,null,null,139,null,null,null,null,null,139,null,null],
['21日',280,null,null,null,null,null,null,null,null,145,null,null],
['22日',347,null,null,null,null,null,null,null,null,187,null,null],
['23日',403,null,null,null,null,null,null,null,null,109,null,null],
['24日',437,null,null,null,null,null,null,null,null,149,null,null],
['25日',440,null,null,null,null,null,null,null,null,114,null,null],
['26日',497,null,null,135,null,null,null,null,null,135,null,null],
['27日',418,null,null,211,null,null,null,null,null,null,null,null],
['28日',435,null,null,276,null,null,null,null,null,null,null,null],
['29日',421,null,null,319,null,null,null,null,null,null,null,null],
['30日',443,null,null,341,null,null,null,null,null,null,null,null],
['31日',null,null,null,305,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:500},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)
      }
    });
  }

});