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,180,182],
['2日',null,null,177,164],
['3日',null,null,200,187],
['4日',null,null,177,160],
['5日',null,null,186,166],
['6日',null,null,181,177],
['7日',null,170,185,170],
['8日',null,203,147,null],
['9日',null,194,149,194],
['10日',null,204,144,null],
['11日',null,148,174,148],
['12日',null,194,194,194],
['13日',null,207,155,null],
['14日',null,170,184,170],
['15日',null,204,178,null],
['16日',null,203,161,null],
['17日',null,213,171,null],
['18日',165,197,165,197],
['19日',204,null,null,160],
['20日',212,null,null,169],
['21日',137,null,137,155],
['22日',null,null,156,157],
['23日',168,183,168,183],
['24日',206,203,null,null],
['25日',203,197,null,197],
['26日',208,null,null,185],
['27日',176,null,176,194],
['28日',null,160,146,160],
['29日',null,201,123,null],
['30日',null,207,146,null],
['31日',null,null,166,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:250},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)
      }
    });
  }

});