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,143,151,143],
['2日',null,244,156,null],
['3日',null,244,131,null],
['4日',null,235,131,null],
['5日',null,245,159,null],
['6日',198,252,198,null],
['7日',206,205,null,null],
['8日',220,185,null,185],
['9日',209,227,null,null],
['10日',133,252,133,null],
['11日',null,204,111,null],
['12日',null,237,167,null],
['13日',199,236,199,null],
['14日',210,189,null,189],
['15日',224,183,null,183],
['16日',217,215,null,null],
['17日',136,238,136,null],
['18日',null,242,125,null],
['19日',172,249,172,null],
['20日',207,263,null,null],
['21日',219,185,null,185],
['22日',231,163,null,163],
['23日',215,226,null,null],
['24日',142,233,142,null],
['25日',null,239,130,null],
['26日',179,245,179,null],
['27日',202,241,null,null],
['28日',216,178,null,178],
['29日',227,160,null,160],
['30日',235,205,null,null],
['31日',168,null,168,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)
      }
    });
  }

});