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,128,93],
['2日',null,null,115,150],
['3日',null,177,138,177],
['4日',null,208,136,null],
['5日',null,177,170,177],
['6日',null,null,160,92],
['7日',null,null,178,99],
['8日',null,null,154,127],
['9日',null,179,90,179],
['10日',null,233,94,null],
['11日',null,241,141,null],
['12日',null,193,163,193],
['13日',200,null,200,95],
['14日',250,null,null,102],
['15日',184,130,184,130],
['16日',null,204,90,null],
['17日',null,160,115,160],
['18日',null,null,98,163],
['19日',null,null,122,164],
['20日',null,null,151,76],
['21日',null,null,183,92],
['22日',null,null,123,102],
['23日',null,178,75,178],
['24日',null,209,83,null],
['25日',null,191,97,191],
['26日',null,null,159,143],
['27日',192,null,192,93],
['28日',205,null,null,92],
['29日',162,null,162,151],
['30日',null,183,55,183],
['31日',null,null,87,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)
      }
    });
  }

});