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,149,176],
['2日',null,null,154,133],
['3日',null,null,196,167],
['4日',null,null,167,189],
['5日',null,169,179,169],
['6日',null,207,193,null],
['7日',136,214,136,null],
['8日',203,253,null,null],
['9日',224,86,null,86],
['10日',234,null,null,124],
['11日',217,null,null,176],
['12日',264,null,null,182],
['13日',168,null,168,187],
['14日',209,null,null,136],
['15日',223,150,null,150],
['16日',202,204,null,null],
['17日',209,165,null,165],
['18日',194,151,194,151],
['19日',201,205,null,null],
['20日',136,213,136,null],
['21日',176,258,176,null],
['22日',202,170,null,170],
['23日',179,null,179,187],
['24日',218,null,null,173],
['25日',261,null,null,118],
['26日',220,null,null,144],
['27日',187,null,187,134],
['28日',176,null,176,141],
['29日',233,null,null,132],
['30日',131,191,131,191],
['31日',null,null,172,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)
      }
    });
  }

});