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,142,114],
['2日',null,null,165,186],
['3日',null,null,166,190],
['4日',null,null,187,180],
['5日',null,171,182,171],
['6日',null,203,155,null],
['7日',196,138,196,138],
['8日',230,null,null,137],
['9日',251,null,null,146],
['10日',190,null,190,155],
['11日',206,null,null,186],
['12日',193,null,193,175],
['13日',188,190,188,190],
['14日',208,219,null,null],
['15日',184,258,184,null],
['16日',210,198,null,198],
['17日',152,187,152,187],
['18日',178,229,178,null],
['19日',226,267,null,null],
['20日',179,223,179,null],
['21日',null,212,192,null],
['22日',null,198,183,198],
['23日',168,177,168,177],
['24日',202,227,null,null],
['25日',177,215,177,null],
['26日',198,169,198,169],
['27日',231,null,null,200],
['28日',231,null,null,176],
['29日',227,null,null,151],
['30日',233,124,null,124],
['31日',169,null,169,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)
      }
    });
  }

});