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,215,161,null],
['2日',196,215,196,null],
['3日',213,202,null,null],
['4日',242,191,null,191],
['5日',235,219,null,null],
['6日',232,229,null,null],
['7日',217,199,null,199],
['8日',224,249,null,null],
['9日',206,165,null,165],
['10日',212,null,null,128],
['11日',238,null,null,108],
['12日',221,null,null,120],
['13日',180,null,180,125],
['14日',164,null,164,144],
['15日',204,null,null,125],
['16日',211,185,null,185],
['17日',204,215,null,null],
['18日',229,176,null,176],
['19日',277,null,null,185],
['20日',210,null,null,122],
['21日',219,null,null,131],
['22日',232,180,null,180],
['23日',200,201,200,null],
['24日',182,165,182,165],
['25日',238,null,null,137],
['26日',245,null,null,165],
['27日',208,null,null,166],
['28日',213,null,null,149],
['29日',210,176,null,176],
['30日',181,244,181,null],
['31日',null,null,167,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=2;

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

});