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',638,null,null,708,null,null,null,null,null,null,null,null],
['2日',762,null,null,595,null,null,null,null,null,null,null,null],
['3日',783,null,null,550,null,null,null,null,null,null,null,null],
['4日',854,null,null,644,null,null,null,null,null,null,null,null],
['5日',808,null,null,861,null,null,null,null,null,null,null,null],
['6日',629,null,null,775,null,null,null,null,null,null,null,null],
['7日',750,null,null,702,null,null,null,null,null,null,null,null],
['8日',850,null,null,818,null,null,null,null,null,null,null,null],
['9日',476,null,null,1027,null,null,null,null,null,null,null,null],
['10日',591,null,null,846,null,null,null,null,null,null,null,null],
['11日',626,null,null,951,null,null,null,null,null,null,null,null],
['12日',660,null,null,null,null,null,null,null,null,null,null,null],
['13日',459,null,null,757,null,null,null,null,null,null,null,null],
['14日',527,null,null,776,null,null,null,null,null,null,null,null],
['15日',634,null,null,884,null,null,null,null,null,null,null,null],
['16日',842,null,null,953,null,null,null,null,null,null,null,null],
['17日',899,null,null,748,null,null,null,null,null,null,null,null],
['18日',768,null,null,689,null,null,null,null,null,null,null,null],
['19日',566,null,null,626,null,null,null,null,null,null,null,null],
['20日',532,null,null,781,null,null,null,null,null,null,null,null],
['21日',754,null,null,824,null,null,null,null,null,null,null,null],
['22日',784,null,null,644,null,null,null,null,null,null,null,null],
['23日',675,null,null,700,null,null,null,null,null,null,null,null],
['24日',647,null,null,657,null,null,null,null,null,null,null,null],
['25日',692,null,null,793,null,null,null,null,null,null,null,null],
['26日',771,null,null,438,null,null,null,null,null,null,null,null],
['27日',486,null,null,470,null,null,null,null,null,null,null,null],
['28日',595,null,null,632,null,null,null,null,null,null,null,null],
['29日',null,null,null,678,null,null,null,null,null,null,null,null],
['30日',493,null,null,811,null,null,null,null,null,null,null,null],
['31日',541,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11月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1100},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)
      }
    });
  }

});