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',229,null,null,106],
['2日',204,null,null,125],
['3日',217,null,null,156],
['4日',151,148,151,148],
['5日',201,202,null,null],
['6日',219,214,null,null],
['7日',245,171,null,171],
['8日',234,null,null,154],
['9日',122,null,122,160],
['10日',null,null,108,147],
['11日',null,null,120,167],
['12日',null,null,151,71],
['13日',149,null,149,88],
['14日',211,null,null,119],
['15日',243,null,null,154],
['16日',230,null,null,179],
['17日',188,193,188,193],
['18日',null,205,145,null],
['19日',176,235,176,null],
['20日',217,229,null,null],
['21日',209,217,null,null],
['22日',238,221,null,null],
['23日',241,239,null,null],
['24日',220,230,null,null],
['25日',234,286,null,null],
['26日',220,289,null,null],
['27日',243,325,null,null],
['28日',261,248,null,null],
['29日',281,287,null,null],
['30日',141,285,141,null],
['31日',null,null,83,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)
      }
    });
  }

});