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',250,null,null,130],
['2日',256,131,null,131],
['3日',214,202,null,null],
['4日',182,188,182,188],
['5日',null,null,134,171],
['6日',null,null,120,135],
['7日',null,null,183,158],
['8日',null,193,190,193],
['9日',null,213,147,null],
['10日',null,206,166,null],
['11日',null,138,182,138],
['12日',176,null,176,143],
['13日',206,null,null,160],
['14日',175,null,175,133],
['15日',208,null,null,160],
['16日',209,null,null,138],
['17日',211,null,null,146],
['18日',206,null,null,182],
['19日',179,null,179,159],
['20日',null,null,189,95],
['21日',null,null,152,91],
['22日',null,null,154,125],
['23日',null,null,141,145],
['24日',null,null,136,125],
['25日',null,null,151,119],
['26日',null,null,77,122],
['27日',null,null,107,124],
['28日',null,null,124,144],
['29日',null,null,142,143],
['30日',null,169,163,169],
['31日',null,null,129,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)
      }
    });
  }

});