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,172,null,null,212,'UP!','2021 Happy New Year！スタマイパーティ: 01/01 → 01/08'],
['2日',null,null,null,null,null,null,296,null,null,112,null,null],
['3日',null,null,null,null,null,null,317,null,null,109,null,null],
['4日',null,null,null,null,null,null,292,'UP!','朝霧司BD2020: 12/04 → 12/05',99,null,null],
['5日',null,null,null,null,null,null,224,null,null,122,'UP!','初春麗し、願いは多し: 01/05 → 01/14'],
['6日',null,null,null,null,null,null,241,null,null,112,null,null],
['7日',null,null,null,null,null,null,349,null,null,144,null,null],
['8日',null,null,null,null,null,null,478,null,null,149,null,null],
['9日',null,null,null,null,null,null,362,null,null,96,null,null],
['10日',null,null,null,null,null,null,436,null,null,211,null,null],
['11日',null,null,null,null,null,null,200,null,null,388,null,null],
['12日',null,null,null,null,null,null,191,null,null,279,null,null],
['13日',null,null,null,null,null,null,243,null,null,401,null,null],
['14日',null,null,null,null,null,null,226,null,null,577,'UP!','【復刻】Change ＆ Challenge 心をあらわすコレクション: 01/14 → 01/22'],
['15日',null,null,null,null,null,null,226,null,null,347,null,null],
['16日',null,null,null,null,null,null,91,null,null,407,null,null],
['17日',null,null,null,null,null,null,151,null,null,379,null,null],
['18日',null,null,null,null,null,null,181,null,null,164,null,null],
['19日',null,null,null,null,null,null,262,null,null,184,null,null],
['20日',null,null,null,null,null,null,222,null,null,355,null,null],
['21日',null,null,null,null,null,null,214,null,null,266,null,null],
['22日',null,null,null,null,null,null,133,null,null,340,'UP!','今夜はJAZZYに乗せて: 01/22 → 02/01'],
['23日',null,null,null,null,null,null,180,null,null,130,null,null],
['24日',null,null,null,null,null,null,289,null,null,161,null,null],
['25日',null,null,null,null,null,null,285,null,null,235,null,null],
['26日',null,null,null,null,null,null,109,null,null,261,null,null],
['27日',null,null,null,null,null,null,132,null,null,250,null,null],
['28日',null,null,null,null,null,null,190,null,null,206,null,null],
['29日',null,null,null,null,null,null,174,null,null,243,null,null],
['30日',null,null,null,null,null,null,150,null,null,357,null,null],
['31日',null,null,null,null,null,null,148,null,null,279,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1月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:600},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=31 -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)
      }
    });
  }

});