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,178,152],
['2日',null,null,118,170],
['3日',null,179,142,179],
['4日',null,246,122,null],
['5日',null,236,139,null],
['6日',null,229,126,null],
['7日',null,211,165,null],
['8日',169,230,169,null],
['9日',209,216,null,null],
['10日',134,169,134,169],
['11日',null,142,114,142],
['12日',null,222,122,null],
['13日',null,228,145,null],
['14日',190,213,190,null],
['15日',201,131,null,131],
['16日',210,null,null,104],
['17日',124,177,124,177],
['18日',null,211,142,null],
['19日',null,229,89,null],
['20日',null,206,114,null],
['21日',177,139,177,139],
['22日',214,199,null,199],
['23日',230,204,null,null],
['24日',163,211,163,null],
['25日',null,275,117,null],
['26日',182,218,182,null],
['27日',215,237,null,null],
['28日',235,168,null,168],
['29日',254,191,null,191],
['30日',261,204,null,null],
['31日',206,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)
      }
    });
  }

});