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',661,null,null,619,null,null,null,null,null,null,null,null],
['2日',506,null,null,542,null,null,null,null,null,null,null,null],
['3日',588,null,null,522,null,null,null,null,null,null,null,null],
['4日',655,null,null,527,null,null,null,null,null,null,null,null],
['5日',559,null,null,525,null,null,null,null,null,null,null,null],
['6日',582,null,null,623,null,null,null,null,null,null,null,null],
['7日',729,null,null,517,null,null,null,null,null,null,null,null],
['8日',561,null,null,379,null,null,null,null,null,null,null,null],
['9日',661,null,null,518,null,null,null,null,null,null,null,null],
['10日',723,null,null,700,null,null,null,null,null,null,null,null],
['11日',800,null,null,802,null,null,null,null,null,null,null,null],
['12日',682,null,null,696,null,null,null,null,null,null,null,null],
['13日',399,null,null,610,null,null,null,null,null,null,null,null],
['14日',440,null,null,672,null,null,null,null,null,null,null,null],
['15日',532,null,null,618,null,null,null,null,null,null,null,null],
['16日',684,null,null,663,null,null,null,null,null,null,null,null],
['17日',548,null,null,666,null,null,null,null,null,null,null,null],
['18日',540,null,null,750,null,null,null,null,null,null,null,null],
['19日',652,null,null,560,null,null,null,null,null,null,null,null],
['20日',758,null,null,614,null,null,null,null,null,null,null,null],
['21日',803,null,null,500,null,null,null,null,null,null,null,null],
['22日',482,null,null,608,null,null,null,null,null,null,null,null],
['23日',503,null,null,665,null,null,null,null,null,null,null,null],
['24日',671,null,null,450,null,null,null,null,null,null,null,null],
['25日',757,null,null,613,null,null,null,null,null,null,null,null],
['26日',745,null,null,735,null,null,null,null,null,null,null,null],
['27日',683,null,null,668,null,null,null,null,null,null,null,null],
['28日',712,null,null,573,null,null,null,null,null,null,null,null],
['29日',656,null,null,597,null,null,null,null,null,null,null,null],
['30日',677,null,null,692,null,null,null,null,null,null,null,null],
['31日',708,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)
      }
    });
  }

});