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',226,252,null,null],
['2日',170,377,170,null],
['3日',null,327,97,null],
['4日',126,131,126,131],
['5日',253,215,null,null],
['6日',282,297,null,null],
['7日',298,240,null,null],
['8日',361,233,null,null],
['9日',484,294,null,null],
['10日',284,291,null,null],
['11日',352,310,null,null],
['12日',484,287,null,null],
['13日',470,399,null,null],
['14日',59,33,59,33],
['15日',null,null,89,56],
['16日',null,null,138,88],
['17日',null,179,164,179],
['18日',168,217,168,null],
['19日',243,282,null,null],
['20日',264,null,null,null],
['21日',252,null,null,null],
['22日',310,null,null,null],
['23日',281,null,null,null],
['24日',46,null,46,null],
['25日',null,null,76,null],
['26日',121,null,121,null],
['27日',203,null,null,null],
['28日',271,null,null,null],
['29日',313,null,null,null],
['30日',277,null,null,null],
['31日',null,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5月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:500},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=19 -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)
      }
    });
  }

});