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',399,null,null,629,null,null,null,null,null,null,null,null],
['2日',567,null,null,672,null,null,null,null,null,null,null,null],
['3日',542,null,null,696,null,null,null,null,null,null,null,null],
['4日',502,null,null,696,null,null,null,null,null,null,null,null],
['5日',487,null,null,540,null,null,null,null,null,null,null,null],
['6日',556,null,null,602,null,null,null,null,null,null,null,null],
['7日',566,null,null,700,null,null,null,null,null,null,null,null],
['8日',491,null,null,796,null,null,null,null,null,null,null,null],
['9日',531,null,null,595,null,null,null,null,null,null,null,null],
['10日',454,null,null,710,null,null,null,null,null,null,null,null],
['11日',527,null,null,786,null,null,null,null,null,null,null,null],
['12日',545,null,null,null,null,null,null,null,null,null,null,null],
['13日',592,null,null,749,null,null,null,null,null,null,null,null],
['14日',643,null,null,775,null,null,null,null,null,null,null,null],
['15日',584,null,null,781,null,null,null,null,null,null,null,null],
['16日',597,null,null,760,null,null,null,null,null,null,null,null],
['17日',570,null,null,898,null,null,null,null,null,null,null,null],
['18日',694,null,null,716,null,null,null,null,null,null,null,null],
['19日',508,null,null,561,null,null,null,null,null,null,null,null],
['20日',null,null,null,658,null,null,null,null,null,null,null,null],
['21日',681,null,null,617,null,null,null,null,null,null,null,null],
['22日',624,null,null,846,null,null,null,null,null,null,null,null],
['23日',655,null,null,667,null,null,null,null,null,null,null,null],
['24日',609,null,null,723,null,null,null,null,null,null,null,null],
['25日',642,null,null,843,null,null,null,null,null,null,null,null],
['26日',578,null,null,739,null,null,null,null,null,null,null,null],
['27日',619,null,null,875,null,null,null,null,null,null,null,null],
['28日',713,null,null,null,null,null,null,null,null,null,null,null],
['29日',428,null,null,761,null,null,null,null,null,null,null,null],
['30日',619,null,null,883,null,null,null,null,null,null,null,null],
['31日',460,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:900},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)
      }
    });
  }

});