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',200,253,200,null],
['2日',247,242,null,null],
['3日',217,242,null,null],
['4日',225,218,null,null],
['5日',208,197,null,197],
['6日',146,221,146,null],
['7日',null,231,171,null],
['8日',null,257,159,null],
['9日',178,189,178,189],
['10日',212,null,null,127],
['11日',215,144,null,144],
['12日',211,206,null,null],
['13日',194,230,194,null],
['14日',214,214,null,null],
['15日',195,178,195,178],
['16日',219,203,null,null],
['17日',265,158,null,158],
['18日',258,121,null,121],
['19日',211,null,null,null],
['20日',201,null,null,null],
['21日',200,null,200,null],
['22日',null,null,167,null],
['23日',199,null,199,null],
['24日',246,null,null,null],
['25日',189,null,189,null],
['26日',229,null,null,null],
['27日',269,null,null,null],
['28日',149,null,149,null],
['29日',184,null,184,null],
['30日',212,null,null,null],
['31日',null,null,null,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5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=18 -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)
      }
    });
  }

});