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',190,213,190,null],
['2日',212,98,null,98],
['3日',177,152,177,152],
['4日',216,203,null,null],
['5日',174,204,174,null],
['6日',null,219,176,null],
['7日',null,299,165,null],
['8日',null,320,171,null],
['9日',174,178,174,178],
['10日',209,174,null,174],
['11日',259,215,null,null],
['12日',235,167,null,167],
['13日',156,190,156,190],
['14日',null,201,166,null],
['15日',190,202,190,null],
['16日',217,127,null,127],
['17日',176,147,176,147],
['18日',null,202,169,null],
['19日',null,102,164,102],
['20日',null,null,162,107],
['21日',null,null,156,139],
['22日',null,null,88,148],
['23日',null,null,112,72],
['24日',null,null,177,132],
['25日',null,null,155,190],
['26日',null,null,157,144],
['27日',null,null,199,158],
['28日',null,null,139,196],
['29日',142,null,142,137],
['30日',201,120,null,120],
['31日',192,null,192,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:350},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)
      }
    });
  }

});