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,91,121],
['2日',null,null,64,157],
['3日',null,null,139,165],
['4日',null,94,72,94],
['5日',151,null,151,null],
['6日',null,101,null,101],
['7日',99,null,99,71],
['8日',null,null,113,67],
['9日',null,null,81,52],
['10日',151,76,151,76],
['11日',null,null,null,null],
['12日',75,171,75,171],
['13日',199,null,199,115],
['14日',null,null,null,63],
['15日',null,null,null,151],
['16日',null,null,null,98],
['17日',null,null,null,82],
['18日',124,null,124,75],
['19日',82,159,82,159],
['20日',null,null,null,null],
['21日',45,null,45,null],
['22日',null,111,53,111],
['23日',177,null,177,198],
['24日',null,110,null,110],
['25日',null,null,null,null],
['26日',88,null,88,null],
['27日',97,97,97,97],
['28日',null,null,null,125],
['29日',147,null,147,127],
['30日',107,125,107,125],
['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4月ランキング',  titleTextStyle:{italic:false}, format:'#',viewWindow:{min:0,max:200},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)
      }
    });
  }

});