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',166,203,166,null],
['2日',209,207,null,null],
['3日',210,188,null,188],
['4日',179,null,179,168],
['5日',216,null,null,166],
['6日',141,null,141,155],
['7日',null,173,120,173],
['8日',null,210,108,null],
['9日',null,156,136,156],
['10日',143,null,143,147],
['11日',202,null,null,140],
['12日',207,167,null,167],
['13日',179,204,179,null],
['14日',null,213,147,null],
['15日',156,218,156,null],
['16日',210,181,null,181],
['17日',222,null,null,161],
['18日',230,null,null,165],
['19日',166,null,166,150],
['20日',null,187,74,187],
['21日',null,227,77,null],
['22日',null,255,79,null],
['23日',null,246,80,null],
['24日',null,241,82,null],
['25日',null,215,105,null],
['26日',null,133,126,133],
['27日',189,null,189,170],
['28日',231,null,null,181],
['29日',237,null,null,199],
['30日',219,143,null,143],
['31日',205,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: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)
      }
    });
  }

});