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',211,null,null,168],
['2日',234,null,null,53],
['3日',243,null,null,106],
['4日',228,null,null,151],
['5日',214,null,null,185],
['6日',215,155,null,155],
['7日',163,206,163,null],
['8日',null,152,198,152],
['9日',null,null,164,149],
['10日',199,170,199,170],
['11日',218,207,null,null],
['12日',216,228,null,null],
['13日',178,170,178,170],
['14日',221,209,null,null],
['15日',203,217,null,null],
['16日',197,209,197,null],
['17日',221,211,null,null],
['18日',269,194,null,194],
['19日',220,244,null,null],
['20日',205,266,null,null],
['21日',209,251,null,null],
['22日',219,249,null,null],
['23日',218,206,null,null],
['24日',180,155,180,155],
['25日',222,null,null,170],
['26日',201,183,null,183],
['27日',189,223,189,null],
['28日',null,211,175,null],
['29日',null,216,163,null],
['30日',null,214,185,null],
['31日',null,null,154,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=2;

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

});