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,99,88],
['2日',null,null,125,119],
['3日',null,null,166,114],
['4日',null,null,195,149],
['5日',193,null,193,108],
['6日',209,null,null,117],
['7日',145,null,145,139],
['8日',null,null,125,176],
['9日',null,196,139,196],
['10日',177,206,177,null],
['11日',202,203,null,null],
['12日',220,99,null,99],
['13日',238,null,null,123],
['14日',238,null,null,156],
['15日',197,193,197,193],
['16日',213,217,null,null],
['17日',223,258,null,null],
['18日',298,212,null,null],
['19日',274,119,null,119],
['20日',289,null,null,null],
['21日',103,null,103,null],
['22日',null,null,113,null],
['23日',null,null,147,null],
['24日',172,null,172,null],
['25日',211,null,null,null],
['26日',209,null,null,null],
['27日',217,null,null,null],
['28日',69,null,69,null],
['29日',null,null,77,null],
['30日',88,null,88,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=4;

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

});