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',279,null,null,287,null,null,null,null,null,null,null,null],
['2日',335,null,null,352,null,null,null,null,null,null,null,null],
['3日',286,null,null,321,null,null,null,null,null,null,null,null],
['4日',295,null,null,287,null,null,null,null,null,null,null,null],
['5日',263,null,null,265,null,null,null,null,null,null,null,null],
['6日',259,null,null,269,null,null,null,null,null,null,null,null],
['7日',234,null,null,262,null,null,null,null,null,null,null,null],
['8日',224,null,null,273,null,null,null,null,null,null,null,null],
['9日',197,null,null,255,null,null,197,null,null,null,null,null],
['10日',212,null,null,249,null,null,null,null,null,null,null,null],
['11日',269,null,null,285,null,null,null,null,null,null,null,null],
['12日',226,null,null,252,null,null,null,null,null,null,null,null],
['13日',227,null,null,258,null,null,null,null,null,null,null,null],
['14日',261,null,null,266,null,null,null,null,null,null,null,null],
['15日',235,null,null,234,null,null,null,null,null,null,null,null],
['16日',228,null,null,293,null,null,null,null,null,null,null,null],
['17日',229,null,null,300,null,null,null,null,null,null,null,null],
['18日',208,null,null,295,null,null,null,null,null,null,null,null],
['19日',196,null,null,289,null,null,196,null,null,null,null,null],
['20日',207,null,null,255,null,null,null,null,null,null,null,null],
['21日',191,null,null,258,null,null,191,null,null,null,null,null],
['22日',161,null,null,261,null,null,161,null,null,null,null,null],
['23日',210,null,null,277,null,null,null,null,null,null,null,null],
['24日',203,null,null,255,null,null,null,null,null,null,null,null],
['25日',212,null,null,321,null,null,null,null,null,null,null,null],
['26日',243,null,null,309,null,null,null,null,null,null,null,null],
['27日',252,null,null,244,null,null,null,null,null,null,null,null],
['28日',230,null,null,257,null,null,null,null,null,null,null,null],
['29日',242,null,null,240,null,null,null,null,null,null,null,null],
['30日',244,null,null,276,null,null,null,null,null,null,null,null],
['31日',null,null,null,286,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:400},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)
      }
    });
  }

});