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,241,null,null,491,null,null],
['2日',null,null,null,null,null,null,473,null,null,685,null,null],
['3日',null,null,null,null,null,null,632,null,null,817,null,null],
['4日',null,null,null,null,null,null,677,null,null,786,null,null],
['5日',null,null,null,null,null,null,784,null,null,773,null,null],
['6日',null,null,null,null,null,null,780,null,null,549,'UP!','桃華・星梨華プラチナガシャ: 05/06 → 05/14'],
['7日',null,null,null,null,null,null,840,'UP!','楓・このみ・次郎プラチナガシャ: 04/07 → 04/14',258,null,null],
['8日',null,null,null,null,null,null,134,null,null,344,null,null],
['9日',null,null,null,null,null,null,231,null,null,464,null,null],
['10日',null,null,null,null,null,null,366,null,null,695,null,null],
['11日',null,null,null,null,null,null,462,null,null,922,null,null],
['12日',null,null,null,null,null,null,573,null,null,null,null,null],
['13日',null,null,null,null,null,null,638,null,null,null,null,null],
['14日',null,null,null,null,null,null,710,null,null,null,'UP!','5月バースデープラチナガシャ: 05/14 → 05/19'],
['15日',null,null,null,null,null,null,388,null,null,756,null,null],
['16日',null,null,null,null,null,null,593,null,null,866,null,null],
['17日',null,null,null,null,null,null,850,null,null,873,null,null],
['18日',null,null,null,null,null,null,null,null,null,null,null,null],
['19日',null,null,null,null,null,null,645,'UP!','フレデリカ・エミリー・雨彦プラチナガシャ: 04/19 → 04/28',null,null,null],
['20日',null,null,null,null,null,null,151,null,null,134,null,null],
['21日',null,null,null,null,null,null,209,null,null,204,null,null],
['22日',null,null,null,null,null,null,313,null,null,334,null,null],
['23日',null,null,null,null,null,null,454,null,null,430,null,null],
['24日',null,null,null,null,null,null,478,null,null,584,null,null],
['25日',null,null,null,null,null,null,584,null,null,641,null,null],
['26日',null,null,null,null,null,null,625,null,null,771,null,null],
['27日',null,null,null,null,null,null,705,null,null,650,null,null],
['28日',null,null,null,null,null,null,684,'UP!','拓海・朱雀・玄武プラチナガシャ: 04/28 → 05/06',620,null,null],
['29日',null,null,null,null,null,null,170,null,null,129,null,null],
['30日',null,null,null,null,null,null,284,null,null,221,null,null],
['31日',null,null,null,null,null,null,null,null,null,378,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5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:1000},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)
      }
    });
  }

});