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',387,null,null,286,null,null,null,null,null,null,null,null],
['2日',428,null,null,510,null,null,null,null,null,null,null,null],
['3日',578,null,null,527,null,null,null,null,null,null,null,null],
['4日',638,null,null,631,null,null,null,null,null,null,null,null],
['5日',635,null,null,709,null,null,null,null,null,null,null,null],
['6日',632,null,null,750,null,null,null,null,null,null,null,null],
['7日',761,null,null,712,null,null,null,null,null,null,null,null],
['8日',729,null,null,810,null,null,null,null,null,null,null,null],
['9日',602,null,null,685,null,null,null,null,null,null,null,null],
['10日',294,null,null,590,null,null,null,null,null,null,null,null],
['11日',471,null,null,846,null,null,null,null,null,null,null,null],
['12日',686,null,null,944,null,null,null,null,null,null,null,null],
['13日',718,null,null,945,null,null,null,null,null,null,null,null],
['14日',898,null,null,764,null,null,null,null,null,null,null,null],
['15日',1049,null,null,null,null,null,null,null,null,null,null,null],
['16日',1078,null,null,897,null,null,null,null,null,null,null,null],
['17日',1048,null,null,496,null,null,null,null,null,null,null,null],
['18日',964,null,null,552,null,null,null,null,null,null,null,null],
['19日',1098,null,null,753,null,null,null,null,null,null,null,null],
['20日',791,null,null,null,null,null,null,null,null,null,null,null],
['21日',768,null,null,690,null,null,null,null,null,null,null,null],
['22日',956,null,null,574,null,null,null,null,null,null,null,null],
['23日',628,null,null,674,null,null,null,null,null,null,null,null],
['24日',678,null,null,809,null,null,null,null,null,null,null,null],
['25日',782,null,null,686,null,null,null,null,null,null,null,null],
['26日',819,null,null,799,null,null,null,null,null,null,null,null],
['27日',318,null,null,613,null,null,null,null,null,null,null,null],
['28日',305,null,null,604,null,null,null,null,null,null,null,null],
['29日',324,null,null,272,null,null,null,null,null,null,null,null],
['30日',331,null,null,367,null,null,null,null,null,null,null,null],
['31日',384,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)
      }
    });
  }

});