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,null,null,151],
['2日',null,189,null,189],
['3日',218,219,null,null],
['4日',232,119,null,119],
['5日',224,null,null,165],
['6日',234,null,null,124],
['7日',230,null,null,148],
['8日',219,null,null,173],
['9日',234,null,null,167],
['10日',216,null,null,161],
['11日',206,null,null,185],
['12日',235,null,null,179],
['13日',254,null,null,172],
['14日',229,null,null,145],
['15日',187,null,187,159],
['16日',null,null,148,150],
['17日',200,null,200,193],
['18日',214,null,null,193],
['19日',206,null,null,179],
['20日',200,null,200,183],
['21日',204,183,null,183],
['22日',143,202,143,null],
['23日',null,189,153,189],
['24日',null,203,177,null],
['25日',191,180,191,180],
['26日',201,null,null,196],
['27日',159,null,159,187],
['28日',null,null,162,186],
['29日',null,null,168,154],
['30日',169,134,169,134],
['31日',209,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)
      }
    });
  }

});