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',204,202,null,null],
['2日',187,194,187,194],
['3日',null,null,183,148],
['4日',null,null,177,187],
['5日',108,null,108,114],
['6日',201,null,null,191],
['7日',124,null,124,104],
['8日',null,null,148,144],
['9日',null,null,192,180],
['10日',null,null,175,189],
['11日',null,null,167,113],
['12日',178,null,178,122],
['13日',201,null,null,160],
['14日',214,null,null,188],
['15日',220,186,null,186],
['16日',208,212,null,null],
['17日',220,208,null,null],
['18日',222,198,null,198],
['19日',232,null,null,137],
['20日',227,null,null,152],
['21日',204,null,null,95],
['22日',214,null,null,141],
['23日',218,null,null,170],
['24日',205,null,null,159],
['25日',210,null,null,128],
['26日',213,null,null,136],
['27日',191,null,191,168],
['28日',null,null,178,138],
['29日',null,null,187,117],
['30日',195,167,195,167],
['31日',216,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: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=4;

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

});