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,123],
['2日',null,null,null,121],
['3日',null,131,null,131],
['4日',null,212,null,null],
['5日',null,114,null,114],
['6日',null,null,null,135],
['7日',null,170,null,170],
['8日',null,205,null,null],
['9日',null,220,null,null],
['10日',null,259,null,null],
['11日',220,246,null,null],
['12日',248,100,null,100],
['13日',266,190,null,190],
['14日',244,222,null,null],
['15日',77,281,77,null],
['16日',null,253,134,null],
['17日',null,331,180,null],
['18日',null,364,108,null],
['19日',176,227,176,null],
['20日',216,222,null,null],
['21日',231,258,null,null],
['22日',95,271,95,null],
['23日',null,306,170,null],
['24日',186,300,186,null],
['25日',222,231,null,null],
['26日',207,118,null,118],
['27日',262,null,null,134],
['28日',282,null,null,141],
['29日',122,156,122,156],
['30日',210,256,null,null],
['31日',115,null,115,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:400},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)
      }
    });
  }

});