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',218,226,null,null],
['2日',225,213,null,null],
['3日',333,212,null,null],
['4日',247,360,null,null],
['5日',398,255,null,null],
['6日',557,199,null,199],
['7日',607,222,null,null],
['8日',688,270,null,null],
['9日',672,414,null,null],
['10日',897,174,null,174],
['11日',814,158,null,158],
['12日',372,297,null,null],
['13日',239,149,null,149],
['14日',114,287,114,null],
['15日',null,433,115,null],
['16日',168,629,168,null],
['17日',222,102,null,102],
['18日',237,null,null,85],
['19日',284,null,null,148],
['20日',378,172,null,172],
['21日',542,295,null,null],
['22日',75,361,75,null],
['23日',178,264,178,null],
['24日',278,395,null,null],
['25日',364,456,null,null],
['26日',481,823,null,null],
['27日',358,187,null,187],
['28日',428,313,null,null],
['29日',577,165,null,165],
['30日',572,176,null,176],
['31日',501,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:900},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)
      }
    });
  }

});