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,null,84],
['2日',null,null,null,97],
['3日',null,null,null,138],
['4日',null,195,null,195],
['5日',null,237,null,null],
['6日',null,266,null,null],
['7日',null,134,null,134],
['8日',null,null,null,106],
['9日',null,144,null,144],
['10日',null,211,null,null],
['11日',null,272,null,null],
['12日',105,348,105,null],
['13日',159,215,159,null],
['14日',252,107,null,107],
['15日',283,null,null,121],
['16日',223,171,null,171],
['17日',160,212,160,null],
['18日',168,281,168,null],
['19日',224,353,null,null],
['20日',260,140,null,140],
['21日',336,null,null,118],
['22日',367,155,null,155],
['23日',204,205,null,null],
['24日',175,201,175,null],
['25日',218,276,null,null],
['26日',249,348,null,null],
['27日',220,215,null,null],
['28日',208,110,null,110],
['29日',231,null,null,125],
['30日',245,157,null,157],
['31日',68,null,68,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:400},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)
      }
    });
  }

});