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,187,83,187],
['2日',null,295,89,null],
['3日',null,329,119,null],
['4日',121,305,121,null],
['5日',243,143,null,143],
['6日',321,null,null,151],
['7日',151,156,151,156],
['8日',null,234,105,null],
['9日',null,249,141,null],
['10日',187,271,187,null],
['11日',244,183,null,183],
['12日',278,null,null,133],
['13日',153,121,153,121],
['14日',null,201,128,null],
['15日',null,313,104,null],
['16日',129,469,129,null],
['17日',208,404,null,null],
['18日',273,223,null,null],
['19日',309,45,null,45],
['20日',212,null,null,59],
['21日',165,null,165,100],
['22日',null,146,165,146],
['23日',null,null,170,null],
['24日',190,null,190,null],
['25日',220,null,null,null],
['26日',237,null,null,null],
['27日',127,null,127,null],
['28日',null,null,82,null],
['29日',null,null,108,null],
['30日',127,null,127,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:500},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=22 -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)
      }
    });
  }

});