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',294,253,null,null],
['2日',80,137,80,137],
['3日',null,null,129,107],
['4日',120,null,120,128],
['5日',202,190,null,190],
['6日',137,201,137,null],
['7日',null,213,162,null],
['8日',null,127,143,127],
['9日',176,null,176,122],
['10日',217,null,null,163],
['11日',217,136,null,136],
['12日',232,204,null,null],
['13日',208,216,null,null],
['14日',256,212,null,null],
['15日',326,195,null,195],
['16日',193,214,193,null],
['17日',213,270,null,null],
['18日',261,212,null,null],
['19日',247,243,null,null],
['20日',277,277,null,null],
['21日',270,221,null,null],
['22日',219,242,null,null],
['23日',189,290,189,null],
['24日',245,345,null,null],
['25日',266,242,null,null],
['26日',197,235,197,null],
['27日',236,208,null,null],
['28日',206,215,null,null],
['29日',249,212,null,null],
['30日',213,99,null,99],
['31日',234,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)
      }
    });
  }

});