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',305,null,null,328,null,null,null,null,null,null,null,null],
['2日',240,null,null,256,null,null,null,null,null,null,null,null],
['3日',278,null,null,261,null,null,null,null,null,null,null,null],
['4日',275,null,null,301,null,null,null,null,null,null,null,null],
['5日',288,null,null,309,null,null,null,null,null,null,null,null],
['6日',271,null,null,391,null,null,null,null,null,null,null,null],
['7日',281,null,null,371,null,null,null,null,null,null,null,null],
['8日',301,null,null,380,null,null,null,null,null,null,null,null],
['9日',373,null,null,364,null,null,null,null,null,null,null,null],
['10日',351,null,null,397,null,null,null,null,null,null,null,null],
['11日',187,null,null,392,null,null,187,null,null,null,null,null],
['12日',196,null,null,396,null,null,196,null,null,null,null,null],
['13日',241,null,null,421,null,null,null,null,null,null,null,null],
['14日',245,null,null,462,null,null,null,null,null,null,null,null],
['15日',291,null,null,309,null,null,null,null,null,null,null,null],
['16日',306,null,null,391,null,null,null,null,null,null,null,null],
['17日',273,null,null,456,null,null,null,null,null,null,null,null],
['18日',140,null,null,425,null,null,140,null,null,null,null,null],
['19日',null,null,null,389,null,null,166,null,null,null,null,null],
['20日',null,null,null,387,null,null,174,null,null,null,null,null],
['21日',192,null,null,436,null,null,192,null,null,null,null,null],
['22日',255,null,null,335,null,null,null,null,null,null,null,null],
['23日',257,null,null,370,null,null,null,null,null,null,null,null],
['24日',282,null,null,426,null,null,null,null,null,null,null,null],
['25日',272,null,null,415,null,null,null,null,null,null,null,null],
['26日',229,null,null,440,null,null,null,null,null,null,null,null],
['27日',263,null,null,435,null,null,null,null,null,null,null,null],
['28日',275,null,null,496,null,null,null,null,null,null,null,null],
['29日',293,null,null,null,null,null,null,null,null,null,null,null],
['30日',315,null,null,null,null,null,null,null,null,null,null,null],
['31日',316,null,null,null,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2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=28 -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)
      }
    });
  }

});