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,208,160,null],
['2日',null,219,160,null],
['3日',null,229,176,null],
['4日',183,207,183,null],
['5日',201,197,null,197],
['6日',206,185,null,185],
['7日',211,202,null,null],
['8日',212,218,null,null],
['9日',155,237,155,null],
['10日',null,229,160,null],
['11日',null,229,88,null],
['12日',null,53,107,53],
['13日',null,null,140,58],
['14日',null,null,173,81],
['15日',200,null,200,103],
['16日',204,null,null,121],
['17日',188,null,188,141],
['18日',181,null,181,166],
['19日',211,null,null,194],
['20日',199,184,199,184],
['21日',220,203,null,null],
['22日',201,197,null,197],
['23日',221,210,null,null],
['24日',220,190,null,190],
['25日',205,196,null,196],
['26日',214,208,null,null],
['27日',222,208,null,null],
['28日',211,217,null,null],
['29日',203,30,null,30],
['30日',160,35,160,35],
['31日',null,null,153,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)
      }
    });
  }

});