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',281,209,null,null],
['2日',294,194,null,194],
['3日',347,145,null,145],
['4日',301,204,null,null],
['5日',264,204,null,null],
['6日',301,210,null,null],
['7日',328,129,null,129],
['8日',163,156,163,156],
['9日',null,201,124,null],
['10日',199,205,199,null],
['11日',236,145,null,145],
['12日',223,null,null,175],
['13日',278,152,null,152],
['14日',229,205,null,null],
['15日',233,210,null,null],
['16日',201,238,null,null],
['17日',251,253,null,null],
['18日',266,267,null,null],
['19日',252,267,null,null],
['20日',299,259,null,null],
['21日',246,289,null,null],
['22日',60,255,60,null],
['23日',null,282,111,null],
['24日',199,271,199,null],
['25日',241,240,null,null],
['26日',242,22,null,22],
['27日',232,null,null,40],
['28日',284,null,null,70],
['29日',101,null,101,93],
['30日',151,120,151,120],
['31日',209,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: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)
      }
    });
  }

});