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,null,150],
['2日',null,182,null,182],
['3日',151,228,151,null],
['4日',178,212,178,null],
['5日',237,192,null,192],
['6日',124,null,124,182],
['7日',null,null,113,187],
['8日',null,null,139,170],
['9日',null,198,154,198],
['10日',null,232,154,null],
['11日',null,218,148,null],
['12日',null,155,122,155],
['13日',null,null,150,167],
['14日',null,null,158,163],
['15日',159,null,159,162],
['16日',210,null,null,178],
['17日',203,null,null,163],
['18日',204,null,null,164],
['19日',223,null,null,123],
['20日',250,null,null,147],
['21日',180,null,180,144],
['22日',160,null,160,105],
['23日',209,null,null,132],
['24日',205,null,null,165],
['25日',198,null,198,161],
['26日',null,126,183,126],
['27日',null,209,184,null],
['28日',null,218,186,null],
['29日',null,213,180,null],
['30日',null,171,138,171],
['31日',null,null,157,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=4;

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

});