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',342,null,null,355,null,null,null,null,null,null,null,null],
['2日',325,null,null,341,null,null,null,null,null,null,null,null],
['3日',337,null,null,357,null,null,null,null,null,null,null,null],
['4日',359,null,null,369,null,null,null,null,null,null,null,null],
['5日',360,null,null,369,null,null,null,null,null,null,null,null],
['6日',317,null,null,369,null,null,null,null,null,null,null,null],
['7日',347,null,null,369,null,null,null,null,null,null,null,null],
['8日',199,null,null,461,null,null,199,null,null,null,null,null],
['9日',187,null,null,470,null,null,187,null,null,null,null,null],
['10日',250,null,null,447,null,null,null,null,null,null,null,null],
['11日',315,null,null,447,null,null,null,null,null,null,null,null],
['12日',345,null,null,190,null,null,null,null,null,190,null,null],
['13日',304,null,null,199,null,null,null,null,null,199,null,null],
['14日',196,null,null,297,null,null,196,null,null,null,null,null],
['15日',271,null,null,283,null,null,null,null,null,null,null,null],
['16日',293,null,null,271,null,null,null,null,null,null,null,null],
['17日',259,null,null,255,null,null,null,null,null,null,null,null],
['18日',282,null,null,276,null,null,null,null,null,null,null,null],
['19日',302,null,null,282,null,null,null,null,null,null,null,null],
['20日',307,null,null,289,null,null,null,null,null,null,null,null],
['21日',310,null,null,285,null,null,null,null,null,null,null,null],
['22日',320,null,null,291,null,null,null,null,null,null,null,null],
['23日',336,null,null,297,null,null,null,null,null,null,null,null],
['24日',354,null,null,306,null,null,null,null,null,null,null,null],
['25日',370,null,null,312,null,null,null,null,null,null,null,null],
['26日',379,null,null,313,null,null,null,null,null,null,null,null],
['27日',382,null,null,313,null,null,null,null,null,null,null,null],
['28日',381,null,null,299,null,null,null,null,null,null,null,null],
['29日',379,null,null,307,null,null,null,null,null,null,null,null],
['30日',377,null,null,306,null,null,null,null,null,null,null,null],
['31日',375,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=30 -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)
      }
    });
  }

});