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',265,166,null,166],
['2日',297,224,null,null],
['3日',222,219,null,null],
['4日',199,179,199,179],
['5日',234,203,null,null],
['6日',217,258,null,null],
['7日',263,187,null,187],
['8日',281,194,null,194],
['9日',290,226,null,null],
['10日',233,248,null,null],
['11日',235,241,null,null],
['12日',214,201,null,null],
['13日',210,181,null,181],
['14日',253,243,null,null],
['15日',178,188,178,188],
['16日',244,201,null,null],
['17日',191,203,191,null],
['18日',226,55,null,55],
['19日',154,null,154,72],
['20日',null,null,142,105],
['21日',null,null,45,153],
['22日',null,null,67,163],
['23日',null,179,124,179],
['24日',null,216,135,null],
['25日',null,276,155,null],
['26日',null,229,116,null],
['27日',null,219,143,null],
['28日',null,178,161,178],
['29日',null,202,139,null],
['30日',null,204,161,null],
['31日',null,null,143,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)
      }
    });
  }

});