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,254,146,null],
['2日',null,264,169,null],
['3日',174,258,174,null],
['4日',217,148,null,148],
['5日',232,null,null,150],
['6日',109,152,109,152],
['7日',null,201,110,null],
['8日',null,132,185,132],
['9日',null,235,95,null],
['10日',null,220,88,null],
['11日',null,70,120,70],
['12日',null,null,187,101],
['13日',196,null,196,176],
['14日',225,null,null,134],
['15日',214,null,null,126],
['16日',158,null,158,127],
['17日',null,null,185,198],
['18日',null,null,156,156],
['19日',null,144,162,144],
['20日',177,null,177,null],
['21日',216,null,null,null],
['22日',169,null,169,null],
['23日',209,null,null,null],
['24日',295,null,null,null],
['25日',238,null,null,null],
['26日',266,null,null,null],
['27日',129,null,129,null],
['28日',203,null,null,null],
['29日',244,null,null,null],
['30日',230,null,null,null],
['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5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=19 -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)
      }
    });
  }

});