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,136],
['2日',242,null,null,136],
['3日',243,null,null,95],
['4日',211,128,null,128],
['5日',201,223,null,null],
['6日',216,98,null,98],
['7日',199,null,199,131],
['8日',null,null,83,97],
['9日',null,null,91,165],
['10日',null,null,82,152],
['11日',null,null,96,193],
['12日',null,null,126,90],
['13日',null,null,124,126],
['14日',null,null,171,115],
['15日',null,null,91,125],
['16日',null,null,154,187],
['17日',null,null,139,185],
['18日',null,102,164,102],
['19日',199,205,199,null],
['20日',235,111,null,111],
['21日',81,null,81,116],
['22日',null,null,147,125],
['23日',null,null,89,186],
['24日',null,178,140,178],
['25日',null,227,127,null],
['26日',169,227,169,null],
['27日',232,325,null,null],
['28日',279,17,null,17],
['29日',254,null,null,37],
['30日',201,68,null,68],
['31日',160,null,160,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)
      }
    });
  }

});