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,157],
['2日',null,null,null,159],
['3日',223,null,null,155],
['4日',205,null,null,180],
['5日',214,183,null,183],
['6日',214,201,null,null],
['7日',237,193,null,193],
['8日',234,null,null,170],
['9日',249,null,null,161],
['10日',237,182,null,182],
['11日',191,208,191,null],
['12日',203,226,null,null],
['13日',209,228,null,null],
['14日',224,212,null,null],
['15日',220,185,null,185],
['16日',191,null,191,166],
['17日',null,148,197,148],
['18日',177,206,177,null],
['19日',205,206,null,null],
['20日',196,203,196,null],
['21日',216,199,null,199],
['22日',224,181,null,181],
['23日',236,202,null,null],
['24日',199,193,199,193],
['25日',null,213,161,null],
['26日',null,222,197,null],
['27日',175,213,175,null],
['28日',215,212,null,null],
['29日',215,183,null,183],
['30日',192,202,192,null],
['31日',null,null,183,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=2;

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

});