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',221,204,null,null],
['2日',231,262,null,null],
['3日',262,244,null,null],
['4日',256,271,null,null],
['5日',268,261,null,null],
['6日',262,328,null,null],
['7日',268,203,null,null],
['8日',217,234,null,null],
['9日',251,220,null,null],
['10日',184,250,184,null],
['11日',210,261,null,null],
['12日',241,249,null,null],
['13日',232,244,null,null],
['14日',207,271,null,null],
['15日',245,206,null,null],
['16日',187,245,187,null],
['17日',189,269,189,null],
['18日',202,255,null,null],
['19日',204,265,null,null],
['20日',212,265,null,null],
['21日',215,257,null,null],
['22日',237,192,null,192],
['23日',203,235,null,null],
['24日',233,250,null,null],
['25日',219,257,null,null],
['26日',217,209,null,null],
['27日',210,236,null,null],
['28日',218,224,null,null],
['29日',207,264,null,null],
['30日',188,228,188,null],
['31日',null,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=2;

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

});