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',null,null,null,null,null,null,408,'EV','THE LINK OF GUNSLINGER: 05/01 → 05/13',460,'EV','水辺の街の案内人: 06/01 → 06/21'],
['2日',null,null,null,null,null,null,168,null,null,142,null,null],
['3日',null,null,null,null,null,null,218,null,null,178,null,null],
['4日',null,null,null,null,null,null,234,null,null,295,null,null],
['5日',null,null,null,null,null,null,353,null,null,264,null,null],
['6日',null,null,null,null,null,null,405,'UP!','サウス・ノースセクター PickUp: 05/06 → 05/15',326,null,null],
['7日',null,null,null,null,null,null,487,null,null,275,null,null],
['8日',null,null,null,null,null,null,622,null,null,424,null,null],
['9日',null,null,null,null,null,null,636,null,null,564,null,null],
['10日',null,null,null,null,null,null,678,null,null,627,null,null],
['11日',null,null,null,null,null,null,625,null,null,758,null,null],
['12日',null,null,null,null,null,null,546,null,null,71,null,null],
['13日',null,null,null,null,null,null,672,null,null,114,null,null],
['14日',null,null,null,null,null,null,677,null,null,186,null,null],
['15日',null,null,null,null,null,null,867,null,null,281,null,null],
['16日',null,null,null,null,null,null,474,'EV','Rock Out Heroes！: 05/16 → 05/28',235,null,null],
['17日',null,null,null,null,null,null,56,null,null,309,null,null],
['18日',null,null,null,null,null,null,98,null,null,424,null,null],
['19日',null,null,null,null,null,null,190,null,null,524,null,null],
['20日',null,null,null,null,null,null,339,null,null,528,null,null],
['21日',null,null,null,null,null,null,465,null,null,502,null,null],
['22日',null,null,null,null,null,null,471,null,null,459,null,null],
['23日',null,null,null,null,null,null,494,null,null,575,null,null],
['24日',null,null,null,null,null,null,533,null,null,404,null,null],
['25日',null,null,null,null,null,null,545,null,null,367,null,null],
['26日',null,null,null,null,null,null,481,null,null,462,null,null],
['27日',null,null,null,null,null,null,474,null,null,429,null,null],
['28日',null,null,null,null,null,null,472,null,null,590,null,null],
['29日',null,null,null,null,null,null,569,null,null,533,null,null],
['30日',null,null,null,null,null,null,598,null,null,351,null,null],
['31日',null,null,null,null,null,null,664,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6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=10;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});