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',null,229,null,null],
['2日',216,153,null,153],
['3日',236,null,null,153],
['4日',252,186,null,186],
['5日',218,201,null,null],
['6日',284,184,null,184],
['7日',282,null,null,145],
['8日',327,null,null,144],
['9日',223,null,null,123],
['10日',240,null,null,154],
['11日',279,null,null,134],
['12日',283,171,null,171],
['13日',152,211,152,null],
['14日',145,229,145,null],
['15日',225,152,null,152],
['16日',228,null,null,147],
['17日',269,null,null,141],
['18日',244,null,null,151],
['19日',207,null,null,134],
['20日',238,null,null,119],
['21日',102,null,102,147],
['22日',null,null,142,146],
['23日',null,null,135,172],
['24日',113,null,113,157],
['25日',202,null,null,190],
['26日',263,null,null,129],
['27日',271,null,null,137],
['28日',262,null,null,154],
['29日',150,null,150,156],
['30日',null,146,168,146],
['31日',null,null,194,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)
      }
    });
  }

});