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,162],
['2日',183,null,183,94],
['3日',227,null,null,118],
['4日',149,null,149,82],
['5日',null,null,145,183],
['6日',null,182,126,182],
['7日',null,214,101,null],
['8日',null,96,121,96],
['9日',null,null,174,125],
['10日',null,null,155,147],
['11日',null,null,58,146],
['12日',null,null,111,162],
['13日',null,147,115,147],
['14日',null,209,126,null],
['15日',null,79,151,79],
['16日',177,null,177,129],
['17日',220,null,null,112],
['18日',95,113,95,113],
['19日',null,212,120,null],
['20日',null,191,147,191],
['21日',null,229,148,null],
['22日',172,193,172,193],
['23日',218,null,null,111],
['24日',219,null,null,104],
['25日',194,null,194,151],
['26日',null,183,171,183],
['27日',null,202,124,null],
['28日',113,229,113,null],
['29日',210,105,null,105],
['30日',218,145,null,145],
['31日',211,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: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)
      }
    });
  }

});