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',257,null,null,296,null,null,null,null,null,null,null,null],
['2日',309,null,null,299,null,null,null,null,null,null,null,null],
['3日',397,null,null,381,null,null,null,null,null,null,null,null],
['4日',424,null,null,453,null,null,null,null,null,null,null,null],
['5日',436,null,null,468,null,null,null,null,null,null,null,null],
['6日',456,null,null,573,null,null,null,null,null,null,null,null],
['7日',478,null,null,668,null,null,null,null,null,null,null,null],
['8日',503,null,null,638,null,null,null,null,null,null,null,null],
['9日',621,null,null,692,null,null,null,null,null,null,null,null],
['10日',643,null,null,613,null,null,null,null,null,null,null,null],
['11日',590,null,null,551,null,null,null,null,null,null,null,null],
['12日',622,null,null,629,null,null,null,null,null,null,null,null],
['13日',545,null,null,682,null,null,null,null,null,null,null,null],
['14日',664,null,null,622,null,null,null,null,null,null,null,null],
['15日',637,null,null,687,null,null,null,null,null,null,null,null],
['16日',769,null,null,520,null,null,null,null,null,null,null,null],
['17日',578,null,null,616,null,null,null,null,null,null,null,null],
['18日',595,null,null,741,null,null,null,null,null,null,null,null],
['19日',515,null,null,709,null,null,null,null,null,null,null,null],
['20日',593,null,null,null,null,null,null,null,null,null,null,null],
['21日',675,null,null,610,null,null,null,null,null,null,null,null],
['22日',658,null,null,725,null,null,null,null,null,null,null,null],
['23日',646,null,null,738,null,null,null,null,null,null,null,null],
['24日',579,null,null,748,null,null,null,null,null,null,null,null],
['25日',523,null,null,null,null,null,null,null,null,null,null,null],
['26日',null,null,null,652,null,null,null,null,null,null,null,null],
['27日',624,null,null,null,null,null,null,null,null,null,null,null],
['28日',639,null,null,360,null,null,null,null,null,null,null,null],
['29日',594,null,null,454,null,null,null,null,null,null,null,null],
['30日',224,null,null,467,null,null,null,null,null,null,null,null],
['31日',182,null,null,null,null,null,182,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:800},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)
      }
    });
  }

});