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',385,null,null,394,null,null,null,null,null,null,null,null],
['2日',390,null,null,440,null,null,null,null,null,null,null,null],
['3日',375,null,null,402,null,null,null,null,null,null,null,null],
['4日',297,null,null,387,null,null,null,null,null,null,null,null],
['5日',316,null,null,398,null,null,null,null,null,null,null,null],
['6日',321,null,null,377,null,null,null,null,null,null,null,null],
['7日',349,null,null,341,null,null,null,null,null,null,null,null],
['8日',338,null,null,378,null,null,null,null,null,null,null,null],
['9日',337,null,null,365,null,null,null,null,null,null,null,null],
['10日',312,null,null,322,null,null,null,null,null,null,null,null],
['11日',284,null,null,352,null,null,null,null,null,null,null,null],
['12日',309,null,null,347,null,null,null,null,null,null,null,null],
['13日',287,null,null,372,null,null,null,null,null,null,null,null],
['14日',307,null,null,334,null,null,null,null,null,null,null,null],
['15日',290,null,null,367,null,null,null,null,null,null,null,null],
['16日',169,null,null,342,null,null,169,null,null,null,null,null],
['17日',215,null,null,340,null,null,null,null,null,null,null,null],
['18日',255,null,null,339,null,null,null,null,null,null,null,null],
['19日',260,null,null,347,null,null,null,null,null,null,null,null],
['20日',231,null,null,373,null,null,null,null,null,null,null,null],
['21日',75,null,null,236,null,null,75,null,null,null,null,null],
['22日',null,null,null,239,null,null,117,null,null,null,null,null],
['23日',174,null,null,266,null,null,174,null,null,null,null,null],
['24日',244,null,null,268,null,null,null,null,null,null,null,null],
['25日',300,null,null,258,null,null,null,null,null,null,null,null],
['26日',308,null,null,257,null,null,null,null,null,null,null,null],
['27日',304,null,null,281,null,null,null,null,null,null,null,null],
['28日',301,null,null,318,null,null,null,null,null,null,null,null],
['29日',330,null,null,310,null,null,null,null,null,null,null,null],
['30日',345,null,null,355,null,null,null,null,null,null,null,null],
['31日',389,null,null,349,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)
      }
    });
  }

});