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',261,null,null,139],
['2日',235,162,null,162],
['3日',274,204,null,null],
['4日',267,235,null,null],
['5日',164,235,164,null],
['6日',211,235,null,null],
['7日',210,273,null,null],
['8日',226,259,null,null],
['9日',205,183,null,183],
['10日',222,206,null,null],
['11日',238,216,null,null],
['12日',100,217,100,null],
['13日',173,212,173,null],
['14日',216,231,null,null],
['15日',200,242,200,null],
['16日',219,161,null,161],
['17日',233,212,null,null],
['18日',255,221,null,null],
['19日',168,209,168,null],
['20日',null,219,148,null],
['21日',null,129,178,129],
['22日',null,null,181,182],
['23日',142,null,142,140],
['24日',208,171,null,171],
['25日',191,204,191,null],
['26日',null,136,128,136],
['27日',197,null,197,165],
['28日',210,null,null,179],
['29日',216,null,null,193],
['30日',192,187,192,187],
['31日',203,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: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=4;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});