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,99,83],
['2日',null,null,159,108],
['3日',null,null,84,111],
['4日',null,null,156,124],
['5日',null,176,156,176],
['6日',null,258,139,null],
['7日',181,211,181,null],
['8日',219,147,null,147],
['9日',201,145,null,145],
['10日',77,230,77,null],
['11日',null,192,115,192],
['12日',null,227,137,null],
['13日',138,204,138,null],
['14日',203,226,null,null],
['15日',259,124,null,124],
['16日',162,null,162,110],
['17日',null,171,77,171],
['18日',null,261,157,null],
['19日',null,285,92,null],
['20日',null,null,88,null],
['21日',166,null,166,null],
['22日',246,null,null,null],
['23日',179,null,179,null],
['24日',null,null,83,null],
['25日',null,null,144,null],
['26日',null,null,150,null],
['27日',188,null,188,null],
['28日',222,null,null,null],
['29日',198,null,198,null],
['30日',138,null,138,null],
['31日',null,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5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=19 -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)
      }
    });
  }

});