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',282,null,null,342,null,null,null,null,null,null,null,null],
['2日',964,null,null,325,null,null,null,null,null,null,null,null],
['3日',293,null,null,337,null,null,null,null,null,null,null,null],
['4日',768,null,null,359,null,null,null,null,null,null,null,null],
['5日',373,null,null,360,null,null,null,null,null,null,null,null],
['6日',649,null,null,317,null,null,null,null,null,null,null,null],
['7日',672,null,null,347,null,null,null,null,null,null,null,null],
['8日',408,null,null,199,null,null,null,null,null,199,null,null],
['9日',185,null,null,187,null,null,185,null,null,187,null,null],
['10日',194,null,null,250,null,null,194,null,null,null,null,null],
['11日',202,null,null,315,null,null,null,null,null,null,null,null],
['12日',195,null,null,345,null,null,195,null,null,null,null,null],
['13日',251,null,null,304,null,null,null,null,null,null,null,null],
['14日',283,null,null,196,null,null,null,null,null,196,null,null],
['15日',305,null,null,271,null,null,null,null,null,null,null,null],
['16日',320,null,null,293,null,null,null,null,null,null,null,null],
['17日',241,null,null,259,null,null,null,null,null,null,null,null],
['18日',296,null,null,282,null,null,null,null,null,null,null,null],
['19日',328,null,null,302,null,null,null,null,null,null,null,null],
['20日',309,null,null,307,null,null,null,null,null,null,null,null],
['21日',281,null,null,310,null,null,null,null,null,null,null,null],
['22日',300,null,null,320,null,null,null,null,null,null,null,null],
['23日',314,null,null,336,null,null,null,null,null,null,null,null],
['24日',313,null,null,354,null,null,null,null,null,null,null,null],
['25日',307,null,null,370,null,null,null,null,null,null,null,null],
['26日',300,null,null,379,null,null,null,null,null,null,null,null],
['27日',300,null,null,382,null,null,null,null,null,null,null,null],
['28日',316,null,null,381,null,null,null,null,null,null,null,null],
['29日',347,null,null,379,null,null,null,null,null,null,null,null],
['30日',378,null,null,377,null,null,null,null,null,null,null,null],
['31日',null,null,null,375,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:1000},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)
      }
    });
  }

});