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',202,null,null,112],
['2日',141,null,141,113],
['3日',188,118,188,118],
['4日',218,201,null,null],
['5日',158,205,158,null],
['6日',null,266,169,null],
['7日',null,237,142,null],
['8日',null,369,113,null],
['9日',null,85,166,85],
['10日',null,null,123,140],
['11日',145,null,145,82],
['12日',208,null,null,162],
['13日',203,null,null,171],
['14日',101,138,101,138],
['15日',154,234,154,null],
['16日',205,204,null,null],
['17日',98,306,98,null],
['18日',null,312,110,null],
['19日',null,205,159,null],
['20日',null,224,144,null],
['21日',183,236,183,null],
['22日',291,null,null,null],
['23日',161,null,161,null],
['24日',null,null,118,null],
['25日',null,null,124,null],
['26日',null,null,74,null],
['27日',null,null,96,null],
['28日',null,null,126,null],
['29日',null,null,150,null],
['30日',126,null,126,null],
['31日',null,null,null,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5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=21 -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)
      }
    });
  }

});