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',440,null,null,105],
['2日',410,106,null,106],
['3日',441,238,null,null],
['4日',378,379,null,null],
['5日',356,486,null,null],
['6日',459,594,null,null],
['7日',494,583,null,null],
['8日',334,535,null,null],
['9日',475,471,null,null],
['10日',398,543,null,null],
['11日',418,366,null,null],
['12日',391,282,null,null],
['13日',370,297,null,null],
['14日',420,307,null,null],
['15日',417,312,null,null],
['16日',373,98,null,98],
['17日',421,null,null,90],
['18日',315,195,null,195],
['19日',328,272,null,null],
['20日',342,337,null,null],
['21日',354,397,null,null],
['22日',390,413,null,null],
['23日',296,512,null,null],
['24日',339,496,null,null],
['25日',318,448,null,null],
['26日',245,429,null,null],
['27日',225,589,null,null],
['28日',193,56,193,56],
['29日',null,null,121,49],
['30日',null,70,176,70],
['31日',null,null,137,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:600},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)
      }
    });
  }

});