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',233,200,null,200],
['2日',233,218,null,null],
['3日',201,208,null,null],
['4日',184,180,184,180],
['5日',193,null,193,174],
['6日',203,null,null,195],
['7日',213,null,null,159],
['8日',264,null,null,167],
['9日',266,null,null,114],
['10日',276,189,null,189],
['11日',273,235,null,null],
['12日',298,242,null,null],
['13日',281,272,null,null],
['14日',272,236,null,null],
['15日',295,196,null,196],
['16日',277,null,null,195],
['17日',233,190,null,190],
['18日',262,218,null,null],
['19日',241,204,null,null],
['20日',265,206,null,null],
['21日',239,215,null,null],
['22日',260,226,null,null],
['23日',280,241,null,null],
['24日',275,163,null,163],
['25日',197,null,197,114],
['26日',266,null,null,189],
['27日',210,null,null,183],
['28日',271,null,null,180],
['29日',202,189,null,189],
['30日',242,227,null,null],
['31日',156,null,156,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)
      }
    });
  }

});