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',449,null,null,181],
['2日',314,198,null,198],
['3日',376,206,null,null],
['4日',388,254,null,null],
['5日',284,269,null,null],
['6日',254,300,null,null],
['7日',273,150,null,150],
['8日',369,281,null,null],
['9日',386,285,null,null],
['10日',314,469,null,null],
['11日',283,338,null,null],
['12日',282,435,null,null],
['13日',360,556,null,null],
['14日',451,326,null,null],
['15日',535,522,null,null],
['16日',572,240,null,null],
['17日',518,267,null,null],
['18日',447,321,null,null],
['19日',348,291,null,null],
['20日',403,232,null,null],
['21日',421,322,null,null],
['22日',504,489,null,null],
['23日',729,358,null,null],
['24日',556,410,null,null],
['25日',594,313,null,null],
['26日',600,569,null,null],
['27日',671,407,null,null],
['28日',790,477,null,null],
['29日',656,563,null,null],
['30日',57,79,57,79],
['31日',null,null,88,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:800},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)
      }
    });
  }

});