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',392,467,null,null],
['2日',328,391,null,null],
['3日',458,288,null,null],
['4日',335,194,null,194],
['5日',446,276,null,null],
['6日',235,301,null,null],
['7日',296,401,null,null],
['8日',342,209,null,null],
['9日',350,306,null,null],
['10日',463,291,null,null],
['11日',439,365,null,null],
['12日',717,553,null,null],
['13日',364,612,null,null],
['14日',358,357,null,null],
['15日',336,415,null,null],
['16日',500,371,null,null],
['17日',469,220,null,null],
['18日',451,215,null,null],
['19日',368,244,null,null],
['20日',311,292,null,null],
['21日',208,295,null,null],
['22日',269,271,null,null],
['23日',301,290,null,null],
['24日',269,244,null,null],
['25日',283,277,null,null],
['26日',236,449,null,null],
['27日',242,448,null,null],
['28日',273,624,null,null],
['29日',336,377,null,null],
['30日',175,409,175,null],
['31日',324,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:800},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)
      }
    });
  }

});