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,101,'UP!','LOVEキュンコトダマスターズ2召喚: 04/01 → 04/05',187,'UP!','勇敢なる共闘者召喚: 05/01 → 05/08'],
['2日',null,null,null,null,null,null,103,null,null,129,null,null],
['3日',null,null,null,null,null,null,119,'UP!','銀魂召喚: 04/03 → 04/16',156,null,null],
['4日',null,null,null,null,null,null,35,null,null,242,null,null],
['5日',null,null,null,null,null,null,48,null,null,331,null,null],
['6日',null,null,null,null,null,null,79,null,null,385,null,null],
['7日',null,null,null,null,null,null,127,null,null,385,null,null],
['8日',null,null,null,null,null,null,124,null,null,410,'UP!','モンスト召喚第2弾: 05/08 → 05/29'],
['9日',null,null,null,null,null,null,142,null,null,29,null,null],
['10日',null,null,null,null,null,null,189,null,null,39,null,null],
['11日',null,null,null,null,null,null,123,null,null,60,null,null],
['12日',null,null,null,null,null,null,151,null,null,100,null,null],
['13日',null,null,null,null,null,null,193,null,null,71,null,null],
['14日',null,null,null,null,null,null,225,null,null,91,null,null],
['15日',null,null,null,null,null,null,223,null,null,122,'UP!','極・言霊祭召喚: 05/15 → 05/21'],
['16日',null,null,null,null,null,null,185,'UP!','2周年記念言霊祭召喚: 04/16 → 04/20',67,null,null],
['17日',null,null,null,null,null,null,23,null,null,53,null,null],
['18日',null,null,null,null,null,null,18,null,null,72,null,null],
['19日',null,null,null,null,null,null,21,null,null,93,null,null],
['20日',null,null,null,null,null,null,22,null,null,117,null,null],
['21日',null,null,null,null,null,null,26,null,null,129,null,null],
['22日',null,null,null,null,null,null,52,null,null,126,'UP!','言舞団ソレ言ユ召喚: 05/22 → 05/29'],
['23日',null,null,null,null,null,null,92,'UP!','新世代の精鋭召喚: 04/23 → 05/02',73,null,null],
['24日',null,null,null,null,null,null,72,null,null,115,null,null],
['25日',null,null,null,null,null,null,101,null,null,158,null,null],
['26日',null,null,null,null,null,null,86,null,null,187,null,null],
['27日',null,null,null,null,null,null,109,null,null,193,null,null],
['28日',null,null,null,null,null,null,138,'UP!','真・言霊祭召喚: 04/28 → 05/02',219,null,null],
['29日',null,null,null,null,null,null,65,null,null,193,'UP!','真・言霊祭召喚: 05/29 → 06/02'],
['30日',null,null,null,null,null,null,91,null,null,55,null,null],
['31日',null,null,null,null,null,null,null,null,null,81,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:'2020年5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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)
      }
    });
  }

});