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,208,null,null],
['2日',243,189,null,189],
['3日',209,null,null,163],
['4日',201,null,null,55],
['5日',206,null,null,79],
['6日',227,null,null,73],
['7日',211,null,null,107],
['8日',205,null,null,117],
['9日',173,null,173,154],
['10日',158,null,158,170],
['11日',202,null,null,147],
['12日',201,null,null,114],
['13日',213,null,null,114],
['14日',36,null,36,127],
['15日',null,null,47,181],
['16日',null,null,74,165],
['17日',null,null,85,150],
['18日',null,null,98,141],
['19日',null,null,121,163],
['20日',null,null,116,184],
['21日',null,null,95,143],
['22日',null,null,107,129],
['23日',null,null,175,157],
['24日',185,null,185,93],
['25日',202,null,null,10],
['26日',204,null,null,13],
['27日',196,null,196,29],
['28日',null,null,124,38],
['29日',null,null,151,46],
['30日',155,56,155,56],
['31日',203,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:'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)
      }
    });
  }

});