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,192],
['2日',192,null,192,170],
['3日',null,null,160,170],
['4日',null,null,180,191],
['5日',183,null,183,198],
['6日',203,null,null,177],
['7日',202,null,null,194],
['8日',191,null,191,185],
['9日',203,null,null,180],
['10日',202,null,null,183],
['11日',184,183,184,183],
['12日',197,210,197,null],
['13日',202,211,null,null],
['14日',211,199,null,199],
['15日',209,null,null,187],
['16日',195,null,195,199],
['17日',null,null,180,195],
['18日',190,null,190,182],
['19日',207,190,null,190],
['20日',198,201,198,null],
['21日',202,190,null,190],
['22日',190,null,190,187],
['23日',null,null,197,190],
['24日',null,192,172,192],
['25日',null,204,170,null],
['26日',null,206,173,null],
['27日',196,205,196,null],
['28日',204,201,null,null],
['29日',206,191,null,191],
['30日',203,201,null,null],
['31日',182,null,182,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=2;

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

});