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,184,null,184],
['2日',184,210,184,null],
['3日',null,269,161,null],
['4日',140,262,140,null],
['5日',202,224,null,null],
['6日',237,234,null,null],
['7日',205,224,null,null],
['8日',215,216,null,null],
['9日',230,256,null,null],
['10日',221,154,null,154],
['11日',248,203,null,null],
['12日',225,223,null,null],
['13日',189,249,189,null],
['14日',null,216,182,null],
['15日',193,201,193,null],
['16日',216,226,null,null],
['17日',210,267,null,null],
['18日',229,251,null,null],
['19日',224,275,null,null],
['20日',225,261,null,null],
['21日',247,277,null,null],
['22日',239,163,null,163],
['23日',236,null,null,184],
['24日',172,197,172,197],
['25日',149,218,149,null],
['26日',202,215,null,null],
['27日',206,211,null,null],
['28日',209,180,null,180],
['29日',197,217,197,null],
['30日',null,240,187,null],
['31日',null,null,185,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:300},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)
      }
    });
  }

});