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',163,167,163,167],
['2日',211,204,null,null],
['3日',219,203,null,null],
['4日',219,204,null,null],
['5日',232,200,null,200],
['6日',215,202,null,null],
['7日',181,202,181,null],
['8日',null,226,136,null],
['9日',193,222,193,null],
['10日',204,219,null,null],
['11日',198,196,198,196],
['12日',219,202,null,null],
['13日',208,237,null,null],
['14日',189,229,189,null],
['15日',null,240,183,null],
['16日',null,219,149,null],
['17日',null,204,164,null],
['18日',164,213,164,null],
['19日',201,142,null,142],
['20日',212,null,null,154],
['21日',162,null,162,181],
['22日',161,null,161,185],
['23日',214,null,null,173],
['24日',224,null,null,154],
['25日',216,null,null,146],
['26日',252,null,null,149],
['27日',259,null,null,162],
['28日',255,158,null,158],
['29日',148,204,148,null],
['30日',null,200,137,200],
['31日',null,null,149,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)
      }
    });
  }

});