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',506,null,null,897,null,null,null,null,null,null,null,null],
['2日',530,null,null,689,null,null,null,null,null,null,null,null],
['3日',538,null,null,628,null,null,null,null,null,null,null,null],
['4日',629,null,null,732,null,null,null,null,null,null,null,null],
['5日',609,null,null,621,null,null,null,null,null,null,null,null],
['6日',349,null,null,587,null,null,null,null,null,null,null,null],
['7日',415,null,null,732,null,null,null,null,null,null,null,null],
['8日',419,null,null,683,null,null,null,null,null,null,null,null],
['9日',442,null,null,825,null,null,null,null,null,null,null,null],
['10日',546,null,null,559,null,null,null,null,null,null,null,null],
['11日',549,null,null,646,null,null,null,null,null,null,null,null],
['12日',584,null,null,528,null,null,null,null,null,null,null,null],
['13日',642,null,null,666,null,null,null,null,null,null,null,null],
['14日',784,null,null,758,null,null,null,null,null,null,null,null],
['15日',1032,null,null,814,null,null,null,null,null,null,null,null],
['16日',412,null,null,776,null,null,null,null,null,null,null,null],
['17日',536,null,null,488,null,null,null,null,null,null,null,null],
['18日',563,null,null,567,null,null,null,null,null,null,null,null],
['19日',599,null,null,706,null,null,null,null,null,null,null,null],
['20日',441,null,null,675,null,null,null,null,null,null,null,null],
['21日',492,null,null,734,null,null,null,null,null,null,null,null],
['22日',705,null,null,743,null,null,null,null,null,null,null,null],
['23日',687,null,null,744,null,null,null,null,null,null,null,null],
['24日',716,null,null,814,null,null,null,null,null,null,null,null],
['25日',821,null,null,629,null,null,null,null,null,null,null,null],
['26日',723,null,null,830,null,null,null,null,null,null,null,null],
['27日',588,null,null,653,null,null,null,null,null,null,null,null],
['28日',700,null,null,838,null,null,null,null,null,null,null,null],
['29日',738,null,null,711,null,null,null,null,null,null,null,null],
['30日',537,null,null,828,null,null,null,null,null,null,null,null],
['31日',868,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)
      }
    });
  }

});