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',255,null,null,335,null,null,null,null,null,null,null,null],
['2日',208,null,null,216,null,null,null,null,null,null,null,null],
['3日',233,null,null,237,null,null,null,null,null,null,null,null],
['4日',273,null,null,178,null,null,null,null,null,178,null,null],
['5日',150,null,null,182,null,null,150,null,null,182,null,null],
['6日',null,null,null,202,null,null,157,null,null,null,null,null],
['7日',194,null,null,200,null,null,194,null,null,200,null,null],
['8日',258,null,null,213,null,null,null,null,null,null,null,null],
['9日',217,null,null,256,null,null,null,null,null,null,null,null],
['10日',268,null,null,306,null,null,null,null,null,null,null,null],
['11日',307,null,null,330,null,null,null,null,null,null,null,null],
['12日',242,null,null,315,null,null,null,null,null,null,null,null],
['13日',227,null,null,237,null,null,null,null,null,null,null,null],
['14日',252,null,null,279,null,null,null,null,null,null,null,null],
['15日',265,null,null,365,null,null,null,null,null,null,null,null],
['16日',170,null,null,436,null,null,170,null,null,null,null,null],
['17日',194,null,null,393,null,null,194,null,null,null,null,null],
['18日',227,null,null,483,null,null,null,null,null,null,null,null],
['19日',265,null,null,375,null,null,null,null,null,null,null,null],
['20日',276,null,null,242,null,null,null,null,null,null,null,null],
['21日',299,null,null,263,null,null,null,null,null,null,null,null],
['22日',300,null,null,245,null,null,null,null,null,null,null,null],
['23日',358,null,null,273,null,null,null,null,null,null,null,null],
['24日',291,null,null,308,null,null,null,null,null,null,null,null],
['25日',200,null,null,344,null,null,200,null,null,null,null,null],
['26日',230,null,null,338,null,null,null,null,null,null,null,null],
['27日',261,null,null,211,null,null,null,null,null,null,null,null],
['28日',252,null,null,209,null,null,null,null,null,null,null,null],
['29日',263,null,null,260,null,null,null,null,null,null,null,null],
['30日',277,null,null,327,null,null,null,null,null,null,null,null],
['31日',298,null,null,338,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:'2022年1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)
      }
    });
  }

});