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',200,269,200,null],
['2日',255,277,null,null],
['3日',299,171,null,171],
['4日',330,132,null,132],
['5日',348,210,null,null],
['6日',348,230,null,null],
['7日',220,173,null,173],
['8日',114,245,114,null],
['9日',113,162,113,162],
['10日',249,null,null,105],
['11日',111,null,111,142],
['12日',129,null,129,97],
['13日',221,null,null,107],
['14日',250,113,null,113],
['15日',301,210,null,null],
['16日',280,253,null,null],
['17日',288,278,null,null],
['18日',254,195,null,195],
['19日',299,125,null,125],
['20日',463,null,null,null],
['21日',314,null,null,null],
['22日',387,null,null,null],
['23日',220,null,null,null],
['24日',223,null,null,null],
['25日',271,null,null,null],
['26日',141,null,141,null],
['27日',null,null,95,null],
['28日',null,null,109,null],
['29日',null,null,146,null],
['30日',193,null,193,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:500},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=19 -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)
      }
    });
  }

});