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',205,239,null,null],
['2日',278,224,null,null],
['3日',316,264,null,null],
['4日',416,228,null,null],
['5日',310,104,null,104],
['6日',356,135,null,135],
['7日',257,212,null,null],
['8日',66,285,66,null],
['9日',null,272,77,null],
['10日',null,183,131,183],
['11日',148,null,148,188],
['12日',219,null,null,82],
['13日',321,null,null,113],
['14日',311,171,null,171],
['15日',281,207,null,null],
['16日',313,202,null,null],
['17日',251,107,null,107],
['18日',347,null,null,177],
['19日',304,null,null,89],
['20日',278,null,null,134],
['21日',279,null,null,170],
['22日',242,null,null,189],
['23日',116,null,116,172],
['24日',null,179,126,179],
['25日',143,236,143,null],
['26日',209,221,null,null],
['27日',197,262,197,null],
['28日',null,296,104,null],
['29日',null,324,143,null],
['30日',null,329,145,null],
['31日',null,null,167,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:500},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=2;

  if(lastlogday>=0){
    chart.setSelection([{
      row: lastlogday,
      column: lastlogcat
    }]);
  
    google.visualization.events.addListener(chart, 'click', function() {
      if(chart.getSelection()[0]){
        //chart.setSelection(null)
      }
    });
  }

});