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,186,null,null,825,null,null],
['2日',null,null,null,null,null,null,261,'UP!','【復刻】ちょっとひと息♡憩いのWhite Holiday: 03/02 → 03/08',465,'UP!','へるぷみーミニヒーローズ: 04/02 → 04/12'],
['3日',null,null,null,null,null,null,214,null,null,162,null,null],
['4日',null,null,null,null,null,null,104,null,null,177,null,null],
['5日',null,null,null,null,null,null,137,null,null,226,null,null],
['6日',null,null,null,null,null,null,189,null,null,288,null,null],
['7日',null,null,null,null,null,null,286,null,null,280,null,null],
['8日',null,null,null,null,null,null,287,null,null,321,null,null],
['9日',null,null,null,null,null,null,327,'UP!','綺羅めく想いのBar Night Fizz: 03/09 → 03/19',360,null,null],
['10日',null,null,null,null,null,null,108,null,null,423,null,null],
['11日',null,null,null,null,null,null,127,null,null,375,null,null],
['12日',null,null,null,null,null,null,218,null,null,398,null,null],
['13日',null,null,null,null,null,null,202,null,null,284,null,null],
['14日',null,null,null,null,null,null,178,null,null,347,null,null],
['15日',null,null,null,null,null,null,214,null,null,358,null,null],
['16日',null,null,null,null,null,null,348,null,null,407,null,null],
['17日',null,null,null,null,null,null,326,null,null,527,null,null],
['18日',null,null,null,null,null,null,288,null,null,699,null,null],
['19日',null,null,null,null,null,null,382,'UP!','君と素敵なカーニバルフレンズ: 03/19 → 03/29',751,null,null],
['20日',null,null,null,null,null,null,230,null,null,200,null,null],
['21日',null,null,null,null,null,null,389,null,null,182,null,null],
['22日',null,null,null,null,null,null,576,null,null,277,null,null],
['23日',null,null,null,null,null,null,743,null,null,378,null,null],
['24日',null,null,null,null,null,null,911,null,null,298,null,null],
['25日',null,null,null,null,null,null,568,null,null,237,null,null],
['26日',null,null,null,null,null,null,647,null,null,329,null,null],
['27日',null,null,null,null,null,null,537,null,null,360,null,null],
['28日',null,null,null,null,null,null,453,null,null,281,null,null],
['29日',null,null,null,null,null,null,640,null,null,440,null,null],
['30日',null,null,null,null,null,null,703,null,null,781,null,null],
['31日',null,null,null,null,null,null,653,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4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=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)
      }
    });
  }

});