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,86,150],
['2日',null,null,39,15],
['3日',null,null,44,18],
['4日',null,null,80,34],
['5日',null,null,100,57],
['6日',null,null,115,80],
['7日',null,null,127,98],
['8日',null,null,129,120],
['9日',189,null,189,139],
['10日',209,null,null,142],
['11日',264,null,null,115],
['12日',276,null,null,119],
['13日',217,null,null,121],
['14日',259,null,null,131],
['15日',288,null,null,140],
['16日',308,null,null,66],
['17日',284,null,null,91],
['18日',270,null,null,104],
['19日',10,null,10,170],
['20日',null,null,12,177],
['21日',null,null,26,137],
['22日',null,187,46,187],
['23日',null,211,56,null],
['24日',null,235,66,null],
['25日',null,245,100,null],
['26日',null,240,108,null],
['27日',null,9,83,9],
['28日',null,null,106,13],
['29日',null,null,134,30],
['30日',null,49,135,49],
['31日',null,null,133,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)
      }
    });
  }

});