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,127,176],
['2日',null,187,135,187],
['3日',null,219,154,null],
['4日',null,215,174,null],
['5日',149,251,149,null],
['6日',203,260,null,null],
['7日',199,288,199,null],
['8日',186,239,186,null],
['9日',202,258,null,null],
['10日',208,182,null,182],
['11日',204,214,null,null],
['12日',189,243,189,null],
['13日',null,271,114,null],
['14日',null,249,139,null],
['15日',155,296,155,null],
['16日',252,258,null,null],
['17日',222,242,null,null],
['18日',234,218,null,null],
['19日',177,247,177,null],
['20日',null,302,163,null],
['21日',null,277,170,null],
['22日',186,129,186,129],
['23日',207,null,null,150],
['24日',211,null,null,153],
['25日',139,174,139,174],
['26日',null,201,102,null],
['27日',null,190,154,190],
['28日',null,null,146,144],
['29日',null,163,130,163],
['30日',null,204,127,null],
['31日',null,null,192,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:350},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=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});