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,140],
['2日',null,179,null,179],
['3日',null,231,null,null],
['4日',null,193,null,193],
['5日',171,200,171,200],
['6日',null,206,162,null],
['7日',182,186,182,186],
['8日',203,null,null,182],
['9日',189,null,189,192],
['10日',186,null,186,147],
['11日',201,null,null,162],
['12日',207,null,null,147],
['13日',204,null,null,181],
['14日',219,186,null,186],
['15日',203,220,null,null],
['16日',206,208,null,null],
['17日',173,194,173,194],
['18日',173,null,173,184],
['19日',204,null,null,164],
['20日',201,null,null,178],
['21日',194,null,194,173],
['22日',null,null,185,188],
['23日',null,null,147,160],
['24日',null,null,145,145],
['25日',null,null,159,138],
['26日',181,null,181,152],
['27日',217,null,null,167],
['28日',177,null,177,191],
['29日',203,null,null,180],
['30日',194,197,194,197],
['31日',null,null,165,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:250},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)
      }
    });
  }

});