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,1,null,null,2,null,null],
['2日',null,null,null,null,null,null,1,null,null,1,null,null],
['3日',null,null,null,null,null,null,2,null,null,1,null,null],
['4日',null,null,null,null,null,null,2,null,null,1,null,null],
['5日',null,null,null,null,null,null,2,null,null,1,null,null],
['6日',null,null,null,null,null,null,2,'UP!','ピックアップ プリティーダービーガチャ・サポートカードガチャ: 05/06 → 05/17',1,null,null],
['7日',null,null,null,null,null,null,1,null,null,2,null,null],
['8日',null,null,null,null,null,null,1,null,null,1,null,null],
['9日',null,null,null,null,null,null,1,null,null,3,null,null],
['10日',null,null,null,null,null,null,1,null,null,3,'UP!','ピックアップ プリティーダービーガチャ・サポートカードガチャ: 06/10 → 06/21'],
['11日',null,null,null,null,null,null,1,null,null,1,null,null],
['12日',null,null,null,null,null,null,1,null,null,1,null,null],
['13日',null,null,null,null,null,null,1,null,null,2,null,null],
['14日',null,null,null,null,null,null,1,'EV','チャンピオンズミーティング(タウラス杯): 05/14 → 05/20',2,'EV','チャンピオンズミーティング(ジェミニ杯): 06/14 → 06/20'],
['15日',null,null,null,null,null,null,1,null,null,2,null,null],
['16日',null,null,null,null,null,null,1,null,null,1,null,null],
['17日',null,null,null,null,null,null,1,'UP!','ピックアップ プリティーダービーガチャ・サポートカードガチャ: 05/17 → 05/28',2,'EV','レジェンドレース(マヤノトップガン): 06/17 → 06/20'],
['18日',null,null,null,null,null,null,1,null,null,2,null,null],
['19日',null,null,null,null,null,null,1,null,null,4,null,null],
['20日',null,null,null,null,null,null,1,null,null,3,'EV','レジェンドレース(メジロマックイーン): 06/20 → 06/23'],
['21日',null,null,null,null,null,null,1,null,null,1,'EV','ヒシアマゾンPUガチャ: 06/21 → 06/29'],
['22日',null,null,null,null,null,null,1,null,null,1,null,null],
['23日',null,null,null,null,null,null,1,null,null,1,'EV','レジェンドレース(テイエムオペラオー): 06/23 → 06/26'],
['24日',null,null,null,null,null,null,1,null,null,1,null,null],
['25日',null,null,null,null,null,null,1,null,null,2,null,null],
['26日',null,null,null,null,null,null,2,null,null,4,'EV','レジェンドレース(スーパークリーク): 06/26 → 06/29'],
['27日',null,null,null,null,null,null,2,null,null,3,null,null],
['28日',null,null,null,null,null,null,3,'EV','花咲く乙女のJunePride: 05/28 → 06/10',3,null,null],
['29日',null,null,null,null,null,null,1,null,null,4,'UP!','ピックアップ プリティーダービーガチャ・サポートカードガチャ: 06/29 → 07/12'],
['30日',null,null,null,null,null,null,1,null,null,1,null,null],
['31日',null,null,null,null,null,null,2,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:10},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)
      }
    });
  }

});