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',234,null,null,64],
['2日',208,null,null,98],
['3日',203,null,null,107],
['4日',206,null,null,114],
['5日',226,null,null,158],
['6日',229,null,null,144],
['7日',211,null,null,128],
['8日',234,null,null,130],
['9日',228,null,null,156],
['10日',232,null,null,187],
['11日',215,null,null,169],
['12日',221,194,null,194],
['13日',229,201,null,null],
['14日',236,189,null,189],
['15日',268,null,null,189],
['16日',258,null,null,190],
['17日',212,null,null,190],
['18日',226,194,null,194],
['19日',243,208,null,null],
['20日',235,216,null,null],
['21日',216,203,null,null],
['22日',252,192,null,192],
['23日',289,213,null,null],
['24日',260,202,null,null],
['25日',250,190,null,190],
['26日',249,null,null,13],
['27日',230,null,null,15],
['28日',213,null,null,24],
['29日',21,null,21,41],
['30日',null,53,28,53],
['31日',null,null,42,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)
      }
    });
  }

});