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',202,null,null,160],
['2日',222,null,null,158],
['3日',177,189,177,189],
['4日',null,228,172,null],
['5日',174,211,174,null],
['6日',201,215,null,null],
['7日',209,173,null,173],
['8日',211,200,null,200],
['9日',208,204,null,null],
['10日',159,168,159,168],
['11日',208,151,null,151],
['12日',232,202,null,null],
['13日',224,227,null,null],
['14日',199,198,199,198],
['15日',210,233,null,null],
['16日',210,230,null,null],
['17日',199,203,199,null],
['18日',195,205,195,null],
['19日',218,200,null,200],
['20日',201,null,null,188],
['21日',201,186,null,186],
['22日',211,222,null,null],
['23日',210,227,null,null],
['24日',182,236,182,null],
['25日',178,152,178,152],
['26日',201,207,null,null],
['27日',238,172,null,172],
['28日',149,null,149,151],
['29日',193,194,193,194],
['30日',204,202,null,null],
['31日',152,null,152,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)
      }
    });
  }

});