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',218,202,null,null],
['2日',203,224,null,null],
['3日',191,212,191,null],
['4日',209,146,null,146],
['5日',206,null,null,171],
['6日',242,null,null,145],
['7日',221,null,null,161],
['8日',202,189,null,189],
['9日',173,214,173,null],
['10日',null,279,164,null],
['11日',164,234,164,null],
['12日',225,165,null,165],
['13日',227,null,null,175],
['14日',206,null,null,137],
['15日',239,173,null,173],
['16日',203,213,null,null],
['17日',206,229,null,null],
['18日',218,250,null,null],
['19日',236,221,null,null],
['20日',229,191,null,191],
['21日',206,172,null,172],
['22日',183,212,183,null],
['23日',null,289,188,null],
['24日',null,324,194,null],
['25日',193,252,193,null],
['26日',257,179,null,179],
['27日',250,199,null,199],
['28日',247,224,null,null],
['29日',218,225,null,null],
['30日',203,273,null,null],
['31日',166,null,166,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=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});