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',220,null,null,187],
['2日',208,null,null,198],
['3日',182,175,182,175],
['4日',null,201,196,null],
['5日',null,151,147,151],
['6日',null,207,180,null],
['7日',null,208,190,null],
['8日',184,217,184,null],
['9日',202,214,null,null],
['10日',203,214,null,null],
['11日',190,245,190,null],
['12日',204,230,null,null],
['13日',215,223,null,null],
['14日',204,206,null,null],
['15日',160,211,160,null],
['16日',196,205,196,null],
['17日',209,221,null,null],
['18日',168,217,168,null],
['19日',null,219,176,null],
['20日',185,220,185,null],
['21日',204,229,null,null],
['22日',230,258,null,null],
['23日',171,245,171,null],
['24日',194,235,194,null],
['25日',212,245,null,null],
['26日',204,184,null,184],
['27日',216,222,null,null],
['28日',230,227,null,null],
['29日',223,251,null,null],
['30日',220,235,null,null],
['31日',215,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)
      }
    });
  }

});