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',268,194,null,194],
['2日',234,202,null,null],
['3日',237,204,null,null],
['4日',230,163,null,163],
['5日',272,170,null,170],
['6日',225,207,null,null],
['7日',239,210,null,null],
['8日',202,168,null,168],
['9日',208,161,null,161],
['10日',175,229,175,null],
['11日',194,219,194,null],
['12日',201,223,null,null],
['13日',220,223,null,null],
['14日',236,200,null,200],
['15日',227,212,null,null],
['16日',219,210,null,null],
['17日',173,239,173,null],
['18日',null,261,163,null],
['19日',188,203,188,null],
['20日',229,240,null,null],
['21日',241,202,null,null],
['22日',262,175,null,175],
['23日',225,192,null,192],
['24日',210,218,null,null],
['25日',180,220,180,null],
['26日',208,183,null,183],
['27日',204,null,null,166],
['28日',207,null,null,171],
['29日',176,null,176,179],
['30日',183,161,183,161],
['31日',208,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=4;

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

});