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',1005,null,null,583,null,null,null,null,null,null,null,null],
['2日',1132,null,null,758,null,null,null,null,null,null,null,null],
['3日',null,null,null,918,null,null,null,null,null,null,null,null],
['4日',1108,null,null,null,null,null,null,null,null,null,null,null],
['5日',810,null,null,830,null,null,null,null,null,null,null,null],
['6日',1005,null,null,851,null,null,null,null,null,null,null,null],
['7日',null,null,null,897,null,null,null,null,null,null,null,null],
['8日',null,null,null,602,null,null,null,null,null,null,null,null],
['9日',null,null,null,760,null,null,null,null,null,null,null,null],
['10日',null,null,null,744,null,null,null,null,null,null,null,null],
['11日',null,null,null,824,null,null,null,null,null,null,null,null],
['12日',null,null,null,772,null,null,null,null,null,null,null,null],
['13日',null,null,null,904,null,null,null,null,null,null,null,null],
['14日',null,null,null,613,null,null,null,null,null,null,null,null],
['15日',null,null,null,642,null,null,null,null,null,null,null,null],
['16日',920,null,null,989,null,null,null,null,null,null,null,null],
['17日',999,null,null,null,null,null,null,null,null,null,null,null],
['18日',725,null,null,null,null,null,null,null,null,null,null,null],
['19日',884,null,null,null,null,null,null,null,null,null,null,null],
['20日',822,null,null,1002,null,null,null,null,null,null,null,null],
['21日',null,null,null,764,null,null,null,null,null,null,null,null],
['22日',null,null,null,817,null,null,null,null,null,null,null,null],
['23日',977,null,null,881,null,null,null,null,null,null,null,null],
['24日',823,null,null,964,null,null,null,null,null,null,null,null],
['25日',725,null,null,838,null,null,null,null,null,null,null,null],
['26日',882,null,null,888,null,null,null,null,null,null,null,null],
['27日',680,null,null,null,null,null,null,null,null,null,null,null],
['28日',647,null,null,793,null,null,null,null,null,null,null,null],
['29日',664,null,null,974,null,null,null,null,null,null,null,null],
['30日',571,null,null,931,null,null,null,null,null,null,null,null],
['31日',null,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:'2021年12月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1200},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)
      }
    });
  }

});