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',245,201,null,null],
['2日',275,231,null,null],
['3日',215,225,null,null],
['4日',216,204,null,null],
['5日',233,151,null,151],
['6日',224,null,null,146],
['7日',268,null,null,73],
['8日',243,null,null,105],
['9日',281,null,null,110],
['10日',239,null,null,122],
['11日',239,null,null,91],
['12日',243,null,null,138],
['13日',278,null,null,134],
['14日',143,null,143,125],
['15日',null,null,141,137],
['16日',null,null,190,161],
['17日',null,null,146,159],
['18日',null,null,157,89],
['19日',189,null,189,126],
['20日',204,null,null,83],
['21日',221,null,null,112],
['22日',73,null,73,139],
['23日',null,null,97,170],
['24日',null,null,95,157],
['25日',null,null,117,159],
['26日',null,null,141,184],
['27日',null,null,184,187],
['28日',null,null,183,154],
['29日',200,null,200,143],
['30日',208,161,null,161],
['31日',183,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: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=4;

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

});