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',294,261,null,null],
['2日',286,121,null,121],
['3日',285,160,null,160],
['4日',320,205,null,null],
['5日',108,212,108,null],
['6日',143,235,143,null],
['7日',213,231,null,null],
['8日',208,255,null,null],
['9日',223,170,null,170],
['10日',274,217,null,null],
['11日',262,275,null,null],
['12日',187,159,187,159],
['13日',201,null,null,144],
['14日',257,172,null,172],
['15日',231,223,null,null],
['16日',233,161,null,161],
['17日',283,201,null,null],
['18日',293,226,null,null],
['19日',204,222,null,null],
['20日',210,256,null,null],
['21日',245,279,null,null],
['22日',241,317,null,null],
['23日',234,177,null,177],
['24日',260,208,null,null],
['25日',293,244,null,null],
['26日',168,108,168,108],
['27日',180,null,180,108],
['28日',245,136,null,136],
['29日',248,205,null,null],
['30日',222,197,null,197],
['31日',243,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:350},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)
      }
    });
  }

});