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('number', '推測');
       data.addColumn('number', 'iOS前月');
       data.addColumn('number', 'iOS当月');
       data.addRows([
        ['1日',212,204,null,null],
['2日',204,213,null,null],
['3日',186,179,186,179],
['4日',null,196,190,196],
['5日',171,204,171,null],
['6日',201,184,null,184],
['7日',202,null,null,197],
['8日',203,null,null,179],
['9日',203,171,null,171],
['10日',205,203,null,null],
['11日',180,194,180,194],
['12日',null,216,175,null],
['13日',170,209,170,null],
['14日',201,157,null,157],
['15日',205,null,null,161],
['16日',209,188,null,188],
['17日',203,203,null,null],
['18日',202,196,null,196],
['19日',217,211,null,null],
['20日',206,177,null,177],
['21日',217,null,null,191],
['22日',248,null,null,159],
['23日',192,null,192,155],
['24日',null,null,163,144],
['25日',null,null,185,145],
['26日',null,null,197,166],
['27日',null,null,195,151],
['28日',196,null,196,142],
['29日',218,null,null,180],
['30日',206,180,null,180],
['31日',177,null,177,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:'2024年4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:250},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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});