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',null,null,92,46],
['2日',null,null,76,103],
['3日',null,null,156,170],
['4日',null,154,129,154],
['5日',130,204,130,null],
['6日',204,127,null,127],
['7日',180,162,180,162],
['8日',null,204,118,null],
['9日',null,210,150,null],
['10日',187,89,187,89],
['11日',205,null,null,116],
['12日',206,null,null,99],
['13日',171,null,171,179],
['14日',null,null,98,189],
['15日',null,null,98,105],
['16日',null,null,92,129],
['17日',null,null,103,149],
['18日',null,null,122,181],
['19日',null,null,136,190],
['20日',null,null,134,119],
['21日',null,null,176,75],
['22日',null,null,86,51],
['23日',null,null,135,97],
['24日',null,null,116,59],
['25日',null,null,157,84],
['26日',null,null,51,79],
['27日',null,null,57,144],
['28日',null,null,60,123],
['29日',null,null,75,118],
['30日',null,171,74,171],
['31日',null,null,53,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)
      }
    });
  }

});