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,null,null,129],
['2日',null,null,null,139],
['3日',null,null,null,154],
['4日',null,null,null,164],
['5日',null,null,null,130],
['6日',null,null,null,151],
['7日',223,null,null,144],
['8日',249,null,null,142],
['9日',191,null,191,125],
['10日',200,null,200,112],
['11日',214,null,null,132],
['12日',232,null,null,102],
['13日',209,null,null,131],
['14日',237,null,null,132],
['15日',205,null,null,141],
['16日',231,null,null,139],
['17日',230,171,null,171],
['18日',173,206,173,null],
['19日',196,193,196,193],
['20日',236,null,null,162],
['21日',242,null,null,182],
['22日',281,null,null,160],
['23日',290,null,null,186],
['24日',247,null,null,145],
['25日',224,null,null,124],
['26日',234,172,null,172],
['27日',222,242,null,null],
['28日',218,257,null,null],
['29日',101,264,101,null],
['30日',null,278,106,null],
['31日',null,null,122,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)
      }
    });
  }

});