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',243,123,null,123],
['2日',135,212,135,null],
['3日',223,261,null,null],
['4日',292,250,null,null],
['5日',233,243,null,null],
['6日',210,250,null,null],
['7日',229,225,null,null],
['8日',260,274,null,null],
['9日',208,256,null,null],
['10日',272,303,null,null],
['11日',210,146,null,146],
['12日',225,203,null,null],
['13日',214,204,null,null],
['14日',238,200,null,200],
['15日',257,null,null,132],
['16日',339,null,null,113],
['17日',289,null,null,122],
['18日',264,196,null,196],
['19日',374,221,null,null],
['20日',257,215,null,null],
['21日',250,234,null,null],
['22日',308,90,null,90],
['23日',185,144,185,144],
['24日',124,205,124,null],
['25日',211,256,null,null],
['26日',196,323,196,null],
['27日',214,325,null,null],
['28日',205,321,null,null],
['29日',179,281,179,null],
['30日',193,282,193,null],
['31日',213,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:400},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)
      }
    });
  }

});