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',235,237,null,null],
['2日',255,204,null,null],
['3日',264,171,null,171],
['4日',234,189,null,189],
['5日',246,215,null,null],
['6日',190,224,190,null],
['7日',217,168,null,168],
['8日',215,163,null,163],
['9日',143,224,143,null],
['10日',150,155,150,155],
['11日',201,205,null,null],
['12日',207,170,null,170],
['13日',222,204,null,null],
['14日',208,213,null,null],
['15日',185,208,185,null],
['16日',205,163,null,163],
['17日',217,207,null,null],
['18日',217,202,null,null],
['19日',208,156,null,156],
['20日',238,null,null,142],
['21日',215,null,null,171],
['22日',212,171,null,171],
['23日',131,218,131,null],
['24日',null,217,181,null],
['25日',null,216,150,null],
['26日',192,219,192,null],
['27日',207,228,null,null],
['28日',229,187,null,187],
['29日',230,215,null,null],
['30日',204,218,null,null],
['31日',216,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)
      }
    });
  }

});