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,57,'UP!','1回限定! ★4キャラ確定! 属性別PUスカウト: 01/01 → 01/08',84,null,null],
['2日',null,null,null,null,null,null,130,null,null,171,null,null],
['3日',null,null,null,null,null,null,133,null,null,192,null,null],
['4日',null,null,null,null,null,null,144,null,null,215,null,null],
['5日',null,null,null,null,null,null,179,null,null,273,'UP!','Ordinal Scale 4周年記念スカウト: 02/05 → 02/21'],
['6日',null,null,null,null,null,null,161,null,null,135,null,null],
['7日',null,null,null,null,null,null,184,null,null,165,null,null],
['8日',null,null,null,null,null,null,227,'UP!','キミは太陽の香り: 01/08 → 01/24',229,null,null],
['9日',null,null,null,null,null,null,136,null,null,306,null,null],
['10日',null,null,null,null,null,null,164,null,null,403,'UP!','春節記念スカウト: 02/10 → 02/23'],
['11日',null,null,null,null,null,null,231,null,null,223,null,null],
['12日',null,null,null,null,null,null,273,null,null,199,'UP!','花と剣士の目覚め: 02/12 → 02/28'],
['13日',null,null,null,null,null,null,316,null,null,161,null,null],
['14日',null,null,null,null,null,null,375,null,null,182,'UP!','バレンタイン記念ピックアップ: 02/14 → 02/28'],
['15日',null,null,null,null,null,null,387,'UP!','あの日、金木犀の下で: 01/15 → 01/31',219,null,null],
['16日',null,null,null,null,null,null,124,null,null,250,null,null],
['17日',null,null,null,null,null,null,140,null,null,275,null,null],
['18日',null,null,null,null,null,null,171,null,null,336,null,null],
['19日',null,null,null,null,null,null,212,null,null,377,'UP!','夜会を抜け出して: 02/19 → 03/07'],
['20日',null,null,null,null,null,null,280,null,null,167,null,null],
['21日',null,null,null,null,null,null,335,null,null,174,null,null],
['22日',null,null,null,null,null,null,343,'UP!','永遠の美: 01/22 → 02/07',215,null,null],
['23日',null,null,null,null,null,null,147,null,null,278,null,null],
['24日',null,null,null,null,null,null,183,null,null,303,null,null],
['25日',null,null,null,null,null,null,261,null,null,431,null,null],
['26日',null,null,null,null,null,null,350,null,null,603,null,null],
['27日',null,null,null,null,null,null,363,'UP!','あの強さを目指して: 01/27 → 02/12',716,null,null],
['28日',null,null,null,null,null,null,198,null,null,546,'UP!','汗、きらめく午後: 02/28 → 03/17'],
['29日',null,null,null,null,null,null,308,'UP!','クロスオーバー記念ピックアップスカウト: 01/29 → 02/08',null,null,null],
['30日',null,null,null,null,null,null,388,null,null,null,null,null],
['31日',null,null,null,null,null,null,381,'UP!','恋は迷宮: 01/31 → 02/17',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2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=28 -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)
      }
    });
  }

});