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,120,161],
['2日',null,181,193,181],
['3日',null,242,146,null],
['4日',193,77,193,77],
['5日',203,null,null,110],
['6日',244,null,null,158],
['7日',151,null,151,130],
['8日',null,153,151,153],
['9日',182,217,182,null],
['10日',219,231,null,null],
['11日',161,64,161,64],
['12日',161,null,161,84],
['13日',233,null,null,86],
['14日',61,null,61,123],
['15日',null,null,72,155],
['16日',null,190,120,190],
['17日',null,236,167,null],
['18日',null,114,146,114],
['19日',177,null,177,94],
['20日',220,null,null,117],
['21日',159,155,159,155],
['22日',210,208,null,null],
['23日',207,230,null,null],
['24日',207,233,null,null],
['25日',203,95,null,95],
['26日',210,null,null,105],
['27日',147,null,147,138],
['28日',null,null,137,191],
['29日',null,null,114,136],
['30日',null,156,173,156],
['31日',null,null,167,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)
      }
    });
  }

});