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,204,null,null],
['2日',213,121,null,121],
['3日',221,null,null,137],
['4日',282,null,null,179],
['5日',279,null,null,157],
['6日',296,null,null,169],
['7日',234,null,null,195],
['8日',130,null,130,185],
['9日',null,null,119,154],
['10日',176,null,176,120],
['11日',203,null,null,97],
['12日',224,null,null,105],
['13日',247,null,null,105],
['14日',175,null,175,181],
['15日',null,162,191,162],
['16日',null,236,166,null],
['17日',189,292,189,null],
['18日',210,347,null,null],
['19日',217,384,null,null],
['20日',256,356,null,null],
['21日',280,258,null,null],
['22日',57,210,57,null],
['23日',null,224,89,null],
['24日',168,249,168,null],
['25日',222,291,null,null],
['26日',221,35,null,35],
['27日',210,null,null,49],
['28日',197,null,197,63],
['29日',null,null,73,83],
['30日',null,106,134,106],
['31日',null,null,179,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:400},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)
      }
    });
  }

});