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',311,null,null,74],
['2日',118,null,118,116],
['3日',null,null,129,150],
['4日',null,null,135,143],
['5日',null,148,166,148],
['6日',null,245,163,null],
['7日',null,204,163,null],
['8日',null,223,165,null],
['9日',null,162,163,162],
['10日',null,null,197,139],
['11日',null,null,180,148],
['12日',null,160,149,160],
['13日',null,203,137,null],
['14日',null,152,143,152],
['15日',155,182,155,182],
['16日',201,209,null,null],
['17日',218,213,null,null],
['18日',264,236,null,null],
['19日',316,225,null,null],
['20日',300,234,null,null],
['21日',325,203,null,null],
['22日',272,190,null,190],
['23日',239,209,null,null],
['24日',255,207,null,null],
['25日',270,234,null,null],
['26日',293,119,null,119],
['27日',306,null,null,140],
['28日',324,195,null,195],
['29日',212,228,null,null],
['30日',233,257,null,null],
['31日',125,null,125,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)
      }
    });
  }

});