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,null,184],
['2日',210,null,null,185],
['3日',187,null,187,166],
['4日',208,191,null,191],
['5日',207,203,null,null],
['6日',204,180,null,180],
['7日',192,null,192,182],
['8日',null,null,119,164],
['9日',null,198,139,198],
['10日',null,202,155,null],
['11日',178,226,178,null],
['12日',210,171,null,171],
['13日',216,201,null,null],
['14日',236,149,null,149],
['15日',108,null,108,154],
['16日',172,194,172,194],
['17日',204,211,null,null],
['18日',209,157,null,157],
['19日',206,204,null,null],
['20日',222,205,null,null],
['21日',174,201,174,null],
['22日',null,201,199,null],
['23日',199,209,199,null],
['24日',206,207,null,null],
['25日',228,215,null,null],
['26日',225,215,null,null],
['27日',221,232,null,null],
['28日',234,41,null,41],
['29日',217,null,null,66],
['30日',207,74,null,74],
['31日',203,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:250},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)
      }
    });
  }

});