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',313,null,null,718,null,null,null,null,null,null,null,null],
['2日',336,null,null,391,null,null,null,null,null,null,null,null],
['3日',336,null,null,448,null,null,null,null,null,null,null,null],
['4日',332,null,null,501,null,null,null,null,null,null,null,null],
['5日',439,null,null,530,null,null,null,null,null,null,null,null],
['6日',520,null,null,542,null,null,null,null,null,null,null,null],
['7日',489,null,null,549,null,null,null,null,null,null,null,null],
['8日',572,null,null,325,null,null,null,null,null,null,null,null],
['9日',625,null,null,358,null,null,null,null,null,null,null,null],
['10日',354,null,null,446,null,null,null,null,null,null,null,null],
['11日',279,null,null,461,null,null,null,null,null,null,null,null],
['12日',345,null,null,618,null,null,null,null,null,null,null,null],
['13日',486,null,null,632,null,null,null,null,null,null,null,null],
['14日',561,null,null,398,null,null,null,null,null,null,null,null],
['15日',null,null,null,342,null,null,null,null,null,null,null,null],
['16日',790,null,null,498,null,null,null,null,null,null,null,null],
['17日',371,null,null,547,null,null,null,null,null,null,null,null],
['18日',367,null,null,568,null,null,null,null,null,null,null,null],
['19日',542,null,null,466,null,null,null,null,null,null,null,null],
['20日',519,null,null,592,null,null,null,null,null,null,null,null],
['21日',640,null,null,392,null,null,null,null,null,null,null,null],
['22日',644,null,null,367,null,null,null,null,null,null,null,null],
['23日',842,null,null,533,null,null,null,null,null,null,null,null],
['24日',421,null,null,480,null,null,null,null,null,null,null,null],
['25日',393,null,null,454,null,null,null,null,null,null,null,null],
['26日',532,null,null,682,null,null,null,null,null,null,null,null],
['27日',556,null,null,468,null,null,null,null,null,null,null,null],
['28日',680,null,null,626,null,null,null,null,null,null,null,null],
['29日',625,null,null,378,null,null,null,null,null,null,null,null],
['30日',474,null,null,432,null,null,null,null,null,null,null,null],
['31日',628,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)
      }
    });
  }

});