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',260,258,null,null],
['2日',303,281,null,null],
['3日',223,294,null,null],
['4日',240,308,null,null],
['5日',281,196,null,196],
['6日',288,235,null,null],
['7日',249,132,null,132],
['8日',224,null,null,173],
['9日',268,178,null,178],
['10日',248,201,null,null],
['11日',282,150,null,150],
['12日',332,205,null,null],
['13日',264,218,null,null],
['14日',214,191,null,191],
['15日',209,190,null,190],
['16日',253,220,null,null],
['17日',201,211,null,null],
['18日',231,157,null,157],
['19日',260,207,null,null],
['20日',286,146,null,146],
['21日',275,190,null,190],
['22日',105,243,105,null],
['23日',null,280,125,null],
['24日',null,242,138,null],
['25日',198,236,198,null],
['26日',207,232,null,null],
['27日',219,270,null,null],
['28日',233,238,null,null],
['29日',267,222,null,null],
['30日',263,240,null,null],
['31日',266,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)
      }
    });
  }

});