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,null,125],
['2日',null,156,null,156],
['3日',null,204,null,null],
['4日',null,230,null,null],
['5日',208,202,null,null],
['6日',106,192,106,192],
['7日',null,null,135,193],
['8日',null,null,178,145],
['9日',null,null,197,197],
['10日',null,183,171,183],
['11日',null,221,158,null],
['12日',null,227,145,null],
['13日',155,192,155,192],
['14日',206,205,null,null],
['15日',137,202,137,null],
['16日',null,213,191,null],
['17日',null,179,112,179],
['18日',null,null,123,178],
['19日',null,194,119,194],
['20日',null,214,139,null],
['21日',null,217,147,null],
['22日',null,218,145,null],
['23日',null,163,173,163],
['24日',null,null,127,183],
['25日',null,189,161,189],
['26日',157,217,157,null],
['27日',205,266,null,null],
['28日',222,168,null,168],
['29日',201,201,null,null],
['30日',204,181,null,181],
['31日',114,null,114,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:300},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)
      }
    });
  }

});